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Moderna

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FY2022 Annual Report · Moderna
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a n n u a l 
r e p o r t

20
22

Table of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Table of contents

05  A letter from our CEO

19  Building our team

25  Awards and recognition

15  Pipeline

21  Responsibility

26  Financials

18  Accelerating our progress

24  Leadership

Canada

United States

N

e

t

h

United 
Kingdom

e

rl

a

n

d

s

France

Spain

Italy

S w e d e n

Poland

Germany
Switzerland

South Korea 

Japan

Hong Kong

Taiwan

17 locations across 
North America, Europe 
and Asia Pacific where 
Moderna employees 
live and work

Singapore

Australia

moderna 2022 annual report

03
03

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Moderna by the numbers

2010 
founding year

3,900+  
team members 
worldwide 
(up from 2,700 last year)

Cambridge, MA
headquarters

Development programs 
in active clinical trials

36

25

13

Development 
programs

48

44

25

2020

2021

2022

2020

2021

2022

All figures as of December 31, 2022.

50%

women in 
our workforce

41%

of executives 
are women 
(up from 39% 
last year)

8

years in a row 
as a Science 
top employer

5

Medical areas of focus
• Infectious Diseases 

• Immuno-Oncology

•  Rare Diseases

• Cardiovascular Diseases

• Autoimmune Diseases

moderna 2022 annual report

04

Table of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

An update from our CEO

February 27, 2023

Since I shared my annual letter on January 3, the Moderna team has continued 
to make significant progress at speed. As we work to advance our new mission, 
I am pleased to provide a few updates:

medicines. Our board has approved a significant increase to our R&D investments, 
with a budget for 2023 of around $4.5 billion, which is approximately 10x that of 
2019. I cannot wait to see our pipeline two to three years from now.

Progressing our RSV vaccine program

Acquiring OriCiro

On January 17, we announced that our investigational mRNA vaccine targeting 
respiratory syncytial virus (RSV) met primary efficacy endpoints in our 
ConquerRSV Phase 3 trial. mRNA-1345 demonstrated vaccine efficacy of 83.7 
percent against RSV lower respiratory tract disease, as defined by two or more 
symptoms in older adults. The data are encouraging, and we look forward to 
publishing the full data set and sharing the results at an upcoming infectious 
disease medical conference.

Further, mRNA-1345 was granted Breakthrough Therapy Designation by the U.S. 
Food and Drug Administration in late January. This designation for mRNA-1345 
further emphasizes the significant health impact of RSV in older adults and the 
high unmet need. We look forward to productive conversations with the FDA in 
the hopes of bringing our RSV vaccine candidate for older adults to the market 
safely and quickly. 

Moderna's mRNA platform has now demonstrated two positive Phase 3 
infectious disease trial results. We continue to advance a portfolio of respiratory 
mRNA vaccines targeting the most serious diseases. 

Investing in our platform

With our infectious disease franchise continuing to accelerate, and recent 
breakthroughs in the development of our personalized cancer vaccine, which was 
recently granted Breakthrough Therapy Designation by the U.S. FDA, as well as 
our rapid advancement in rare diseases and promising cardiology programs, the 
Moderna platform is delivering across several modalities. Our progress is meeting 
the high expectations we set out a few years ago, and we are accelerating our 
investments to deliver the greatest possible impact to people through mRNA 

In January, Moderna acquired Japan-based OriCiro Genomics for $85 million. 
With this acquisition, we obtain best-in-class tools for cell-free synthesis and 
amplification of plasmid DNA, a key building block in mRNA manufacturing. 
OriCiro's technology strategically complements our manufacturing expertise and 
further accelerates our research and development engine. We look forward to 
welcoming the OriCiro team to Moderna.

Building our team

Since we started the new year, the Moderna team has grown to more than 
4,000 people across 17 locations worldwide. We are rapidly expanding and 
investing in people and resources to scale our company, and we recently 
announced our intention to hire approximately 2,000 more team members by 
the end of 2023. By building out our technical development, manufacturing 
operations and digital teams in Massachusetts and beyond, we can produce 
more mRNA medicines quickly and at the highest quality to make an even 
bigger impact on human health. 

2023 will continue to be a very exciting year for Moderna, and most importantly, 
for patients. I encourage you to read through the pages that follow and look 
forward to our continued journey together.

Cheers,

04

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

A letter from our CEO

January 3, 2023  
Cambridge, Mass., USA

“  

Today, we have the technology, the resources, 
and the team to change medicine forever.”

Stéphane Bancel, Chief Executive Officer

Dear fellow shareholders,

When the world was disrupted by a global pandemic, a new technology played 
a critical role in protecting and restoring human health. Bringing hope during a 
time of suffering. Bringing relief during a time of anxiety. 

That technology was mRNA. 

mRNA is a very special molecule in the body. It exists there, hundreds of 
thousands of mRNA molecules in each one of your cells. It can help prevent and 
fight disease. 

While others are just recognizing the potential of injecting mRNA as a medicine, 
as the pioneers, we’ve been at this for more than a decade. Although it may be 
new to much of the world, the technology is already several generations into its 
existence to us. 

Since the beginning, it has been our mission to deliver on the promise of mRNA 

technology for patients. And we delivered at speed with our mRNA vaccine 

05

against COVID-19. As our first approved product, it has impacted hundreds 

of millions of lives around the world. 

Today, we have the technology, the resources, and the team to change 

medicine forever. With 48 mRNA programs in our pipeline and 35 development 

candidates in active clinical trials, I believe this is just the beginning. 

2022 was a Pivotal Year

In 2022, we matured to a company with multiple products on the market, and 

an extensive research pipeline across multiple modalities. Indeed, after 12 years 

of hard work on the science, we reached the most important pivot point in our 

company’s history. 

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

“  

 Our platform technology also delivered the world’s 
first-ever mRNA cancer treatment to show efficacy in a 
randomized Phase 2 study.”

We delivered again in the fight against COVID with two authorized Omicron-

To support our accelerated growth and to further deliver on our mission, we 

targeting bivalent vaccines, mRNA-1273.214 and mRNA-1273.222, bringing the 

have stood up operations in 17 countries and we are building manufacturing 

latter to market in less than two months. Today, our COVID-19 vaccines have 

plants around the world. At the same time, we are entering into partnerships 

been approved in more than 70 countries as we continue to build our 

with overseas governments, including a recently announced 10-year strategic 

respiratory franchise.

Our platform technology also delivered the world’s first-ever mRNA cancer 

treatment to show efficacy in a randomized Phase 2 study. By making an 

partnership with the UK, to bring pandemic response capabilities as well as 

mRNA research, development and manufacturing to their broader health and 

science ecosystem.

individualized medicine for each unique patient, we are pioneering a new 

We brought on new leaders in 2022 who will help us scale during our next 

frontier in the fight against cancer with cancer treatments. And in another 

phase of growth as we prepare for several upcoming new product launches. 

important advancement this year, we are seeing early promise in two rare 

The Moderna team is now approximately 3,900 strong, all working together to 

disease programs. 

positively impact human health globally.

Additionally, with the announcement of our Global Public Health strategy in 2022, 

Reflecting on our 2022 strategic priorities, we set out to advance our pan-

we expanded our portfolio with a commitment to develop vaccines against 

respiratory booster vaccine; develop first-in-class vaccines against the most 

priority pathogens that threaten global health including HIV, tuberculosis, malaria 

important latent viruses; bring to market therapeutics based on mRNA-encoded 

and neglected tropical diseases. We will continue to transparently report on our 

proteins; and bring to market innovative therapeutics based on mRNA-

progress in our ESG Report, the first of which published last June.

encoded gene editing enzymes. Our team has made important progress on 

Download our 2021 ESG Report

these priorities to deliver on our mission for patients and create value for our 

shareholders, our employees, our communities and our partners.

Moderna is at an exciting stage with a growing mRNA platform, including three 

Phase 3 trials ongoing for new drugs, upcoming proof-of-concept data in rare 

diseases, significant commercial momentum and a strong financial position.

Looking ahead, we will continue to lead with our Values, our Mindsets and a 

deep sense of purpose embedded in everything we do. Our focus is to use 

our mRNA platform and the infrastructure we have built to address infectious 

and serious diseases. We will measure our success on the impact we make on 

improving human health.

06

A letter from our CEO

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Evolving Our Mission

When we set out in 2010, our Mission was “to deliver on the promise of 

mRNA science to create a new generation of transformative medicines for 

patients.” Just as our company evolves in this new age of medicine, so too 

must our mission.

Moderna has delivered on the promise of mRNA science. 

Our team is using this knowledge to bring new drugs to the clinic and our 

platform is coming to life with multiple investigational drugs within modalities. 

Now we possess the necessary data, experience and expertise needed to 

quickly develop innovative medicines that continue to perpetually deliver on 

the promise of mRNA science. 

With this, we can continue to build Moderna into the company we want it to be. 

We are harnessing the power of mRNA to create a new category of medicines 

and a company that maximizes its impact on human health.

Our new Mission: Deliver the greatest possible impact to people through 

mRNA medicines.

Delivering the Greatest Possible Impact 
through mRNA Medicines

Now that we know our mRNA medicines can have a profound impact on human 

health, we will continue to focus on relentless execution of our goals. I will share 

a few highlights of our recent progress and anticipated milestones in this letter 

and you can learn more from our September 2022 R&D Day announcement.

Moderna Reviews Clinical Trial Programs Across Portfolio at 
2022 R&D Day

Respiratory Vaccines

 As we build our respiratory franchise, we are applying our experience and using 

our mRNA platform to develop medicines that can help prevent hospitalizations 

and deaths from the top respiratory viruses. By pursuing combination products 

to protect against a range of diseases, we can potentially help decrease 

morbidity and mortality from respiratory disease, lower healthcare costs and 

increase health security globally. 

Our late-stage respiratory vaccine pipeline continues to progress. The Phase 3 

immunogenicity and safety study of one of our seasonal influenza vaccine 

candidates in the Southern Hemisphere is fully enrolled with approximately 

6,000 participants. We also initiated a Phase 3 efficacy trial in the Northern 

Hemisphere to test the vaccine’s efficacy compared to a currently licensed 

seasonal influenza vaccine.

07

A letter from our CEO

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Our Mission:
Deliver the greatest possible 
impact to people through 
mRNA medicines.

moderna 2022 annual report

08

A letter from our CEO

Table of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

“  We are excited to develop novel mRNA medicines to address the significant unmet 

medical needs of heart failure patients, joining our existing clinical candidates 
in infectious diseases, oncology and rare diseases.”

The Phase 3 study of our RSV vaccine candidate in adults over 60 years 

bringing the full force of our mRNA vaccine platform to combat infectious diseases of 

of age has enrolled more than 36,000 of the 37,000-participant target. 

public health concern and we look forward to working with global partners to prevent 

The study has been designed to provide an efficacy readout expected 

future pandemics and help millions of people worldwide.

in the 2023 winter season. Since RSV also imposes a significant disease 

burden on children, we are studying our RSV vaccine candidate in an 

ongoing Phase 1 trial in pediatric populations.

Therapeutics

Cancer

Personalized cancer vaccines target an individual patient’s unique tumor 

mutations to selectively treat their cancer. Moderna’s personalized cancer 

vaccine program is being developed in partnership with Merck and is designed 

to stimulate an immune response by boosting T cells, which are believed to be 

necessary for recurrence-free survival.

We are also progressing several combination respiratory vaccine 

candidates. A Phase 1/2 study of our combination vaccine candidate 

targeting SARS-CoV-2 and influenza is fully enrolled and ongoing. 

We further initiated a clinical trial for a combination vaccine candidate 

targeting SARS-CoV-2, influenza, and RSV this year.

Latent Vaccines 

Once a human is infected by a latent virus, the virus remains in the body 

and can lead to lifelong medical complications. We are committed to 

developing a portfolio of vaccine and therapeutic candidates against 

latent viruses, including cytomegalovirus (CMV), Epstein-Barr virus (EBV), 

human immunodeficiency virus (HIV) and varicella-zoster virus (VZV). 

To date, we have enrolled approximately 40 percent of anticipated 

participants in the Phase 3 study of our CMV vaccine candidate and 

enrollment is ongoing in the U.S. and internationally.

Public Health Vaccines 

We have also focused on developing a global health vaccine program 

since our inception and with our recently announced Global Public Health 

Strategy, we are expanding our work to develop vaccines against 15 

priority pathogens that threaten global health by 2025. We are committed to 

09

A letter from our CEO

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

The image above depicts Moderna’s pipeline as a cell map, reflecting the new development candidates, HSV and VZV, added in 2022 to Moderna’s infectious disease 
vaccines modality, and checkpoint vaccines added to our cancer vaccines modality. 

Recent primary data from our Phase 2 study showed that the investigational 

For the first time ever, we have demonstrated the potential for mRNA to have 

personalized cancer vaccine in combination with KEYTRUDA® (pembrolizumab) 

an impact on outcomes in a randomized clinical trial in melanoma. We will begin 

can improve recurrence-free survival in patients with resected melanoma at 

additional studies in melanoma and other forms of cancer with the goal of 

high risk of recurrence, compared to KEYTRUDA alone. Adjuvant treatment with 

bringing truly individualized cancer treatments to patients. 

mRNA-4157/V940 in combination with KEYTRUDA reduced the risk of recurrence 

or death by 44 percent.

Moderna and Merck Announce mRNA-4157/V940, an 
Investigational Personalized mRNA Cancer Vaccine, in 
Combination with KEYTRUDA(R) (pembrolizumab), 
Met Primary Efficacy Endpoint in Phase 2b KEYNOTE942 Trial

10

A letter from our CEO

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Rare Diseases

Cardiovascular

In rare diseases, our programs aim to deliver mRNA into target organ cells as 

We are excited to develop novel mRNA medicines to address the significant 

a therapeutic approach for diseases caused by a missing or defective protein. 

unmet medical needs of heart failure patients, joining our existing clinical 

We are excited about several clinical trials in this therapeutic area that have the 

candidates in infectious diseases, oncology and rare diseases. In December 

potential to help improve quality of life for young patients and their families.

2022, we dosed the first patient in our relaxin Phase 1B clinical trial, which 

The Phase 1/2 Paramount study of our propionic acidemia program is ongoing 

and the first two groups of patients are fully enrolled. Encouraging early data 

is an important step in advancing a potential new treatment for 

cardiovascular disease. 

have shown a decrease in the number of metabolic decompensation events 

Our drug candidate is designed to produce the naturally occurring 

(MDEs) among participants and initial discussions with regulators are supportive 

cardioprotective hormone relaxin and uses similar technology as our 

of MDE as a primary endpoint for a pivotal study. We are optimistic that we will 

investigational treatment for propionic acidemia. Longer duration relaxin and 

have clinical impact so that we can finalize the dose in early 2023. The Phase 1/2 

repeated infusions could allow for improved outcomes with a treatment that 

study of our methylmalonic acidemia candidate is ongoing and we are recruiting 

matches the time course of the pathophysiology of heart failure, which large 

participants in the United Kingdom, Canada, and the U.S. with preliminary data 

pharmaceutical companies have been unable to show in previous trials.

expected to be available in 2023.

At the end of 2021, we saw early positive data from the AstraZeneca-led 

We are also evaluating the safety, tolerability and pharmacology of a single IV 

Phase 2 EPICCURE study evaluating the use of an mRNA therapeutic that 

dose of our therapeutic candidate for glycogen storage disease 1a (GSD1a) in 

encodes for VEGF-A in patients undergoing coronary artery bypass grafting. 

adult participants in a Phase 1 study. Enrollment is ongoing and initial data are 

We continue to push new boundaries in the treatment of cardiovascular and 

expected in 2023.

other ischemic vascular diseases to address serious unmet needs with the goal 

Based on proof-of-concept data and leveraging our learnings from our 

rare disease programs, we recently announced a new development 

candidate for ornithine transcarbamylase (OTC) deficiency, which uses 

the same lipid nanoparticle (LNP) as our GSD1a program. This is our sixth 

rare disease candidate.

of improving patients’ lives.

11

A letter from our CEO

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

“  

We are also committed to maintaining 
a great work environment for our 
employees, as exemplified by 
our eighth consecutive year ranked 
as a best company to work for by 
Science in 2022.”

moderna 2022 annual report

12

A letter from our CEO

Table of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Inhaled Pulmonary 

At the end of 2021, we announced our first program in a new modality with “inhaled pulmonary therapeutics.” Since then, GLP toxicology studies for the Cystic Fibrosis 

(CF) program Vxc-522 have been ongoing 

in partnership with Vertex. In December 2022, the U.S. FDA cleared the Investigational New Drug application for Vxc-522, our first inhaled mRNA candidate. With this 

new development candidate moving to the clinic, this marks our seventh modality going into human studies.

Gene Editing

Next on the horizon are innovative therapeutics based on mRNA-encoded gene editing enzymes. Moderna Genomics is our effort to expand the use of our platform to 

create more innovative drugs to help patients with new cures for diseases. Our vision is to be a leader in large, complex genomic editing, and our strategy is to invest 

internally and to set up strategic partnerships with next-generation gene editing companies.

Acting Responsibly

Today, we are guided by our unwavering belief that Moderna's mRNA platform can 

solve the world’s greatest health challenges—from diseases impacting millions to 

medicines personalized down to the individual patient. As part of our Global Public 

Health Strategy, we launched our new mRNA Access program to create a community 

of global scientists who can access our mRNA vaccine technology from anywhere in 

the world. The world needs novel, innovative approaches to address both known and 

emerging infectious diseases and we know that we can't go it alone. 

We are also committed to maintaining a great work environment for our employees, 

as exemplified by our eighth consecutive year ranked as a best company to work for 

by Science in 2022. Being our best also means building a company that is responsible 

and minimizes our impact on the planet, and I am proud of our progress toward 

setting a baseline for our greenhouse gas emissions and establishing science-based 

targets.

Additionally, we are passionate about addressing the inequalities made even clearer 

by the pandemic, while contributing to the communities where we live and work. 

With the launch of the Moderna Charitable Foundation in April and the generous 

engagement of our employees, we are extending our societal impact. We believe 

that our continuous focus on quality, transparency, and ethics, is critical to build and 

maintain trust with all our stakeholders.

I encourage you to read more in our 2021 ESG Report and access the replay of our 

first-ever ESG Day webcast hosted in November.

13

A letter from our CEO

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Looking Ahead

Our platform goes beyond a single pathogen, disease or pandemic. It is about 

Preparations are underway for multiple vaccine launches globally between 

human health and maximizing the impact of mRNA medicines. Because mRNA 

2023 and 2026. Commercial priorities include planning for the 2023 endemic 

is an information molecule, our hypothesis has always been this: if we invest 

COVID-19 market, expanding into respiratory vaccine markets with single-agent 

in science over time, we may be able to create many applications of this 

and combination vaccines for RSV, influenza, and COVID-19, preparing for a 

technology, potentially changing the way medicine is made. We have the tools; 

possible CMV vaccine launch, and entering the therapeutics market. We will also 

now it is just a matter of work and time.

pursue an accelerated pathway for potential approval of our flu vaccine in 2023.

As we look ahead, and building on our progress in 2022, we have formulated 

This tremendous progress is made possible by our incredible team, who 

new strategic priorities for 2023: 

	z Execute the operational and sales plan for COVID

	z Build an unrivaled seasonal respiratory vaccine franchise

	z Execute on a bold campaign of cancer vaccine studies

	z Advance rare metabolic disease programs

	z Drive rapid advancement and growth in our latent vaccine portfolio

continues to work with a deep sense of responsibility to deliver the greatest 

possible impact to people through mRNA medicines. We give our employees a 

platform to change medicine and an opportunity to change the world—and I am 

inspired each day by their dedication to our Mission, Values and Mindsets.

I am also grateful to our executive committee and our board of directors for their 

unwavering guidance and support. Along with our employees, shareholders, 

partners and communities, they have been a driving force in the delivery of our 

	z Deliver the next-generation pipeline and platform

mission.

	z Build a culture of perpetual learning, and strengthen our process and digital 

Most of all, I am thankful for all the people who have put their trust in us.

systems

We will continue to invest aggressively in science and in our team so we can 

build the best mRNA platform on the planet. We will also continue to invest in 

building global manufacturing capabilities to support future product launches, 

including seasonal updates and different product formulations.

Warmest regards,

Stéphane Bancel 

Chief Executive Officer

“  

We will continue to invest aggressively in science and in our team 
so we can build the best mRNA platform on the planet.”

14

A letter from our CEO

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Pipeline

Below is Moderna’s pipeline as of February 23, 2023. We finished the year with 48 development programs across multiple therapeutic areas and seven modalities.

RESPIRATORY VACCINES

Modality

Program Indication

ID #

Preclinical 
Development

Phase 1

Phase 2

Phase 3

Commercial

Moderna rights

RESPIRATORY VACCINES

COVID-19 vaccine

mRNA-1273/Spikevax®

COVID-19 vaccine 
Omicron (BA.1) variant + wild-type

COVID-19 vaccine 
Omicron (BA.4/5) variant + wild-type

COVID-19 vaccine 
Omicron (BA.1) variant

COVID-19 vaccine 
Beta variant

COVID-19 vaccine 
Delta variant

COVID-19 vaccine 
Beta variant + wild-type

COVID-19 vaccine 
Beta + Delta variant

COVID-19 vaccine 
Next generation (2-5 °C)

Flu vaccine

Flu vaccine

Flu vaccine

Flu vaccine

Flu vaccine

Older adults RSV vaccine

COVID + Flu vaccine

mRNA-1273.214

mRNA-1273.222

mRNA-1273.529

mRNA-1273.351

mRNA-1273.617

mRNA-1273.211

mRNA-1273.213

mRNA-1283

mRNA-1010

mRNA-1020

mRNA-1030

mRNA-1011

mRNA-1012

mRNA-1345

mRNA-1073

COVID + Flu + RSV vaccine

mRNA-1230

Flu + RSV vaccine

Endemic HCoV vaccine

COVID-19 (adolescents) 
TeenCOVE

COVID-19 vaccine (pediatrics) 
KidCOVE

mRNA-1045

mRNA-1287

mRNA-1273/Spikevax®

mRNA-1273/Spikevax®

Pediatric RSV vaccine

mRNA-1345

Pediatric hMPV + PIV3 vaccine

mRNA-1653

Pediatric RSV + hMPV vaccine

mRNA-1365

ADULTS

ADOLESCENTS 
AND PEDIATRICS

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Table of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Worldwide

Financials
Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Abbreviations:
AZ: AstraZeneca
CMV: cytomegalovirus
CRC: colorectal cancer
G6Pase: glucose 6-phosphatase
hMPV: human metapneumovirus
IL12: interleukin 12
IL23: interleukin 23
IL36 : interleukin 36 gamma
MUT: methylmalonyl-CoA mutase
NSCLC: non-small cell lung cancer
PAH: phenylalanine hydroxylase
PCCA/PCCB: propionyl-CoA carboxylase 
subunit A/B
PCV: personalized cancer vaccine
PIV3: human parainfluenza 3
RSV: respiratory syncytial virus
VEGF-A: vascular endothelial growth factor A

moderna 2022 annual report

15

Table of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

LATENT VACCINES & OTHER VACCINES

Modality

Program Indication

ID #

Preclinical 
Development

Phase 1

Phase 2

Phase 3

Commercial

Moderna rights

LATENT VACCINES & OTHER VACCINES

CMV vaccine

EBV vaccine 
(to prevent infectious mononucleosis)

EBV vaccine 
(to prevent EBV sequelae)

LATENT 
VACCINES

PUBLIC HEALTH 
VACCINES

moderna 2022 annual report

HSV vaccine

VZV vaccine

HIV vaccine

HIV vaccine

Zika vaccine

Nipah vaccine

mRNA-1647

mRNA-1189

mRNA-1195

mRNA-1608

mRNA-1468

mRNA-1644

mRNA-1574

mRNA-1893

mRNA-1215

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide IAVI/others funded

Worldwide BMGF/NIAID/
others funded

Worldwide BARDA funded

Worldwide NIH funded

Abbreviations:
AZ: AstraZeneca
CMV: cytomegalovirus
CRC: colorectal cancer
G6Pase: glucose 6-phosphatase
hMPV: human metapneumovirus
IL12: interleukin 12
IL23: interleukin 23
IL36 : interleukin 36 gamma
MUT: methylmalonyl-CoA mutase
NSCLC: non-small cell lung cancer
PAH: phenylalanine hydroxylase
PCCA/PCCB: propionyl-CoA carboxylase 
subunit A/B
PCV: personalized cancer vaccine
PIV3: human parainfluenza 3
RSV: respiratory syncytial virus
VEGF-A: vascular endothelial growth factor A

16

Table of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

THERAPEUTICS

Modality

Program Indication

ID #

Preclinical 
Development

Phase 1

Phase 2

Phase 3

Commercial

Moderna rights

THERAPEUTICS

SYSTEMIC SECRETED 
& CELL SURFACE 
THERAPEUTICS

Relaxin 
Heart failure

PD-L1 
Autoimmune hepatitis

mRNA-0184

mRNA-6981

Personalized cancer vaccine (PCV)

mRNA-4157

CANCER VACCINES

KRAS vaccine

INTRATUMORAL 
IMMUNO-ONCOLOGY

LOCALIZED 
REGENERATIVE 
THERAPEUTICS

Checkpoint vaccine

OX40L/IL-23/IL-36  (Triplet) 
Solid tumors/lymphoma

IL-12 
Solid tumors

VEGF-A 
Myocardial ischemia

mRNA-5671

mRNA-4359

mRNA-2752

MEDI1191

AZD8601

Propionic acidemia (PA)

mRNA-3927

Methylmalonic acidemia (MMA) 

mRNA-3705

Glycogen storage disease 
type 1a (GSD1a)

Ornithine transcarbamylase 
deficiency (OTC)

Phenylketonuria (PKU)

Crigler-Najjar syndrome 
type 1 (CN-1)

mRNA-3745

mRNA-3139

mRNA-3283

mRNA-3351

Cystic fibrosis (CF)

VX-522

SYSTEMIC
INTRACELLULAR 
THERAPEUTICS

INHALED PULMONARY 
THERAPEUTICS

moderna 2022 annual report

Worldwide

Worldwide

50-50 global profit sharing with Merck

Table of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Worldwide

Financials
Worldwide

Worldwide

Worldwide

Worldwide

17

Provided to ILCM free of charge

Vertex to pay milestones and royalties

Abbreviations:
AZ: AstraZeneca
CMV: cytomegalovirus
CRC: colorectal cancer
G6Pase: glucose 6-phosphatase
hMPV: human metapneumovirus
IL12: interleukin 12
IL23: interleukin 23
IL36 : interleukin 36 gamma
MUT: methylmalonyl-CoA mutase
NSCLC: non-small cell lung cancer
PAH: phenylalanine hydroxylase
PCCA/PCCB: propionyl-CoA carboxylase 
subunit A/B
PCV: personalized cancer vaccine
PIV3: human parainfluenza 3
RSV: respiratory syncytial virus
VEGF-A: vascular endothelial growth factor A

Table of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Accelerating our progress

products

programs

2018
0 commercial
21 development 
9
11
1
0
0

preclinical

Phase 3

Phase 2

Phase 1

Commercial Stage

product

programs

2020
1 commercial
25 development 
11
8
4
1
1

Commercial Stage

preclinical

Phase 3

Phase 2

Phase 1

product

programs

2022
1 commercial
48 development 
13
17
9
4
51

preclinical

Phase 3

Phase 2

Phase 1

Commercial Stage

(1)  Figure includes several development programs for mRNA-1273, mRNA-1273.214 and mRNA-1273.222 across adult, adolescent 

and pediatric indications

Development programs at end of the indicated year

mRNA is like software. Computers use a binary system to code any piece of 

investigational product. This allows us to move at a rapid pace to progress 

software, while life across the planet uses a quaternary system to code for any 

additional candidates within that modality, sometimes as quickly as 30 to 

protein. That makes mRNA an information molecule, and this understanding led 

60 days from a candidate to starting a clinical trial and filing an Investigational 

us to build Moderna as a platform company more than 10 years ago.

New Drug application (IND).

Since mRNA is an information molecule, we are investing in novel delivery 

systems that target different cell types. Each is a new application, which we 

call a modality. Once we have demonstrated that a modality works, we use 

the same chemistry and manufacturing processes for each subsequent 

Our ability to move quickly and heavily invest in research and development has 

allowed us to rapidly expand our pipeline from 21 development programs in 2018 

to 48 by the end of 2022. We will continue to pursue the best science to deliver 

the greatest possible impact to people through mRNA medicines.

18

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Building our team

Celebrating eight years as a Science top employer

Moderna ranked 7th among biopharmaceutical companies in this year’s Science survey. Marking our eighth consecutive year on this 
list, we were recognized for our commitment to innovative leadership, respect for employees and corporate social responsibility.

Welcoming new leaders

Jerh Collins, PhD

Chief Technical Operations and Quality Officer 

Arpa Garay

Chief Commercial Officer

Jerh came to Moderna in October 2022 with more than three decades of experience 
in pharmaceutical production and manufacturing. Jerh joined Moderna from Novartis, 
where he held roles of increasing responsibility over the last 30 years focused on 
pharmaceutical production and manufacturing, including roles serving as Head of 
Global Chemical Operations and Anti-Infectives and as Head of Global Chemical 
Operations.

Arpa joined Moderna in May 2022, most recently having served as Chief Marketing 
Officer for Merck's Human Health business. Prior to her role as Chief Marketing Officer, 
Arpa served as President of Global Oncology and Digital at MSD. During her 16-year 
tenure at Merck, she gained broad international experience with increasing responsibility 
across oncology, vaccines, specialty, and chronic care.

Brad Miller

Chief Information Officer

Jamey Mock

Chief Financial Officer

Brad came to Moderna in January 2023 and succeeded Marcello Damiani, who 
retired after seven and a half years at Moderna. Before joining Moderna, Brad served 
as Executive Vice President and Chief Information Officer of Enterprise Products and 
Platforms at Capital One. He also held technology leadership roles at Mastercard and 
Citibank. Prior to his posts in the financial services industry, Brad spent more than 
17 years in various roles between Amazon and Microsoft.

Jamey joined Moderna in September 2022 with more than two decades of 
experience across global financial roles. Most recently, he served as Senior Vice 
President and CFO of PerkinElmer, Inc., a life sciences, diagnostics and analytical 
solutions company, since May 2018. Previously, Jamey served for nearly 20 years in a 
wide range of financial oversight capacities within General Electric Company.

19

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Creating the organization of the future

Changing the future of medicine starts with our people. Across Moderna, our 

colleagues are working to make the impossible possible, and our goal is to 

support them every step along the way.

Building a global and diverse workforce

While we continue to scale our organization, we are focused on creating an 

environment where everyone feels like they belong. Our diverse team represents 

34 different nationalities. Our workforce is 50 percent female, and women make 

up 41 percent of our executives. We also conducted a global pay equity study in 

2022 on the basis of gender globally and race and ethnicity in the U.S., and the 

data confirmed pay parity at all levels for all roles globally. 

We have nine employee resource groups, which receive strong support from 

leadership and the broader organization. Additionally, our CEO is a signatory of 

the CEO Letter on Disability Inclusion as part of Disability:IN’s global #CEOsAreIN 

campaign, echoing our belief that we can all work to create inclusive workplaces 

that foster belonging.

Obsessing over learning

One of our Moderna Mindsets is to obsess over learning and in 2022, we 

made continued investments in our learning programs. We expanded Moderna 

University with digital and physical infrastructure investments, including the 

introduction of "deans" from across the business who lead more robust areas 

of learning and development. Our goal is to give our team members access 

to learning opportunities where they can grow and develop cutting-edge skills.

As we continue to scale, we remain focused on digitization, automation, and 

artificial intelligence to turbo-charge what humans can accomplish to maximize 

our impact on patients. Held throughout 2022, our AI Academy is a unique, 

immersive learning experience for all team members. The program delivers a 

tailored curriculum intended to educate and empower employees at all levels 

to identify and integrate AI and machine learning solutions into every Moderna 

system and process to help bring mRNA medicines to patients.

Through Spring Health, our global 

employees and their families have 

access to full spectrum services to 

get and stay healthy.

Workforce Growth

End of 2022

3,900

End of 2021

2,700

Focusing on well-being

The well-being of our employees 

and their families continues to be a 

top priority at Moderna. Our teams 

continued to lean in, understand the 

needs of our employees, and took 

more steps than ever to provide 

quality, relevant and timely resources 

to our global workforce in 2022. 

Our efforts to eliminate barriers to 

mental health care expanded further 

than ever before, and in parallel to 

encouraging open and supportive 

communications, we invested in a 

personalized benefit platform which 

can be accessed from anywhere 

in the world at any time in the day. 

20

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Responsibility

We are guided by our unwavering belief that our mRNA platform can solve 

the world’s greatest health challenges—from diseases impacting millions to 

medicines personalized to the individual level. We also operate with a deep 

sense of purpose and care for our patients, our employees, the environment, and 

our communities. We underscored our commitment to responsible corporate 

citizenship through the publication of our first annual ESG Report in June 2022.

Inclusive research at Moderna

We are committed to increasing diversity in our clinical trials by identifying the 

barriers that currently impede inclusion, and implementing approaches to more 

efficiently identify, engage, recruit, and retain study participants from racial/ethnic 

minority communities and vulnerable populations. Our pivotal Phase 3 trials in 

RSV and CMV are both on track to meet our U.S. enrollment targets based on 

demographic composition.

Focusing on global public health

We have been committed to using our mRNA platform for global health since 

our founding in 2010. In 2022, we articulated our global health strategy, which 

is centered around three key pillars: priority pathogens, mRNA Access and 

sregional manufacturing. 

First, we announced a commitment to advance a portfolio of 15 vaccine 

programs by 2025 targeting emerging or neglected infectious diseases that 

threaten global health and are of significant impact to low- and middle-income 

countries, as well as prototype pathogens to improve pandemic preparedness 

infectious diseases. We have nine geographically dispersed institutions that 

against “Disease X.” 

are participating in mRNA Access. 

Second, we launched mRNA Access to offer researchers use of our 

Finally, we are building regional manufacturing facilities to be ready to respond to 

mRNA technology to explore new vaccines against emerging or neglected 

any regional outbreak worldwide, including in Africa.

21

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Giving back to the 
community

Our commitment to serve the 

communities where we live and work 

has always been part of our identity, 

and we constantly strive to extend our 

impact on society. Each year between 

Giving Tuesday and International 

Volunteer Day, we organize a 

company-wide Volunteer Week. 2022 

marked our fourth annual Volunteer 

Week, and hundreds of Moderna team 

members participated in organized 

activities across six countries, up from 

two in 2021, to make a substantial 

impact with community partners 

around the world.

All our team members receive eight 

hours of paid time off each year to 

dedicate toward volunteering, and 

our new Dollars for Doers program 

matches additional volunteer time 

at a specific hourly rate. Additionally, 

as of 2022, the Moderna Charitable 

Less than a year after becoming a commercial 

organization, our Board of Directors approved an initial 

Foundation matches monetary 

upfront endowment of $50 million to support the 

donations that employees have made 

foundation. Since then, the Moderna Charitable Foundation 

to qualified charitable organizations.

has awarded dozens of grants, including $4 million to 

three organizations focused on improving health systems 

and healthcare in sub-Saharan Africa.

22

Launching the Moderna Charitable 
Foundation

In April 2022, we launched the Moderna Charitable 

Foundation to support organizations that promote health, 

further access to quality health care, advanced scientific 

education and innovation and advocate for diversity and 

inclusion, particularly in underserved populations.

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Protecting the 
environment

We believe it's our responsibility to 

grow our company in a way that 

protects the planet and minimizes 

impact on the environment. We 

are committed to achieving net-

zero carbon emissions globally 

by 2030 in Scopes 1 and 2, and 

to defining a near-term science-

based target and evaluating a 

long-term target for Scope 3. 

Our environmental sustainability 

strategy is based on sustainability by 

design, including LEED design in new 

sites and buildings, natural resource 

conservation, and decarbonizing 

our value chain by partnering 

with suppliers to reduce Scope 3 

carbon emissions.

“  

2022 marked our fourth annual Volunteer Week, and 
hundreds of Moderna team members participated in 
organized activities across six countries, up from two in 
2021, to make a substantial impact with community partners 
around the world.”

23

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Leadership

Executive committee

In order left to right

Tracey Franklin | Chief Human Resources Officer

Kate Cronin | Chief Brand Officer

Stéphane Bancel | Chief Executive Officer

Brad Miller | Chief Information Officer

Stephen Hoge, MD | President

Arpa Garay | Chief Commercial Officer

Shannon Thyme Klinger | Chief Legal Officer 
and Corporate Secretary

Jerh Collins, PhD | Chief Technical Operations 
and Quality Officer

Jamey Mock | Chief Financial Officer

Juan Andres | President, Strategic Partnerships 
and Enterprise Expansion

24

Board of directors

Noubar Afeyan, PhD | Co-founder and 
Chairman, Moderna; Chief Executive 
Officer, Flagship Pioneering 

Stéphane Bancel | Chief Executive 
Officer, Moderna 

Stephen Berenson | Managing Partner, 
Flagship Pioneering 

Sandra Horning, MD | Former Chief 
Medical Officer and Global Head of 
Product Development, Roche

Robert Langer, ScD | Academic 
Co-Founder, Moderna; David H. Koch 
Institute Professor, MIT 

Elizabeth Nabel, MD | Executive Vice 
President, Strategy, ModeX Therapeutics 
and Chief Medical Officer, OPKO Health

François Nader, MD | Former President, 
CEO and Executive Director, NPS 
Pharmaceuticals

Paul Sagan | Senior Advisor, 
General Catalyst

Elizabeth Tallett | Former Principal, 
Hunter Partners

Henri Termeer | Retired Chairman, 
President and CEO of Genzyme; In 
Memoriam

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Awards and recognition highlights

BioSpace Best 
Places to Work
Ranked no. 1 
on 2023 list

Boston Consulting 
Group’s 50 Most 
Innovative Report
Ranked no. 7 
on 2022 list

Deloitte's Technology 
Fast 500 List
Debuted at no. 6 
on the 2022 list

Disability Equality 
Index’s Best Places 
to Work 
Scored 90/100 
in 2022 

Forbes World's Top 
Female-Friendly 
Companies List
Debuted at no. 230 on 
2022 list

Fortune 500 
List
Debuted at 
no. 195 on the 
2022 list

Heroes of 
Chemistry Award 
Awarded in 2022 
by the American 
Chemical Society

Human Rights 
Campaign’s 
Corporate Equality 
Index
Scored 95/100 in 2022, 
marking first rating

Reuters Pharma 
Awards Europe
Recognized in 
2022 for delivering 
inclusive trials

Science Careers’ 
Top Employers
Ranked for eight 
consecutive years; 
no. 7 on 2022 list

Scrip Biotech 
Company of 
the Year 2022

TIME100 Most 
Influential 
Companies
Recognized in 2022 
for our global public 
health strategy

Moderna and collaborators have published more than 140 peer-reviewed publications, underscoring our 
commitment to scientific excellence and transparency.

Forward-Looking Statements Disclaimer

This annual report contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, as amended, including regarding: the potential of mRNA as a molecule 
and a drug; Moderna’s global public health initiatives, including its work to develop vaccines against 15 priority pathogens that threaten global health by 2025; Moderna’s expanding manufacturing footprint 
and global partnerships to bring pandemic response capabilities, as well as mRNA research, development and manufacturing, globally; the anticipated launch of multiple vaccine products globally between 
2023 and 2026; the potential benefits of combination respiratory products, including to prevent hospitalizations and deaths; the anticipated publication of the full data set for Moderna’s Phase 3 RSV vaccine 
candidate in older adults; Moderna’s plans regarding bringing our RSV vaccine candidate for older adults to market; the potential of Moderna’s personalized cancer vaccines to effectively treat different types 
of cancer, including melanoma, and plans for studying treatment in additional types of cancer; the potential of Moderna’s programs in rare diseases, and expected progress and timing of data in Moderna’s 
clinical studies of its candidates targeting propionic acidemia, methylmalonic acidemia and glycogen storage disease 1a; Moderna’s potential new treatment for cardiovascular disease; Moderna Genomics and 
Moderna’s ability to expand the use of its platform into genomic editing; Moderna’s preparations for a possible CMV vaccine launch; Moderna’s pursuit of an accelerated pathway for potential approval of its 
influenza vaccine in 2023; Moderna's anticipated spending on R&D for 2023; Moderna's 2023 hiring plans; Moderna's ability to meet demographic enrollment goals in its clinical trials; Moderna's commitment 
to advance vaccines targeting at least 15 priority pathogens into clinical studies by 2025; Moderna's commitment to achieving net-zero carbon emissions globally by 2023 in Scopes 1 and 2, and to defining 
a near-term science-based target and evaluating a long-term target for Scope 3; and Moderna’s ability to execute on its strategic priorities for 2023. The forward-looking statements in this annual report are 
neither promises nor guarantees, and you should not place undue reliance on these forward-looking statements because they involve known and unknown risks, uncertainties, and other factors, many of 
which are beyond Moderna’s control and which could cause actual results to differ materially from those expressed or implied by these forward-looking statements. These risks, uncertainties, and other factors 
include those other risks and uncertainties described under the heading “Risk Factors” in Moderna’s Annual Report on Form 10-K for the fiscal year ended December 31, 2021 and Quarterly Report on Form 
10-Q for the quarterly period ended March 31, 2022, each filed with the U.S. Securities and Exchange Commission (SEC), and in subsequent filings made by Moderna with the SEC, which are available on the 
SEC’s website at www.sec.gov. Except as required by law, Moderna disclaims any intention or responsibility for updating or revising any forward-looking statements contained in this annual report in the event 
of new information, future developments or otherwise. These forward-looking statements are based on Moderna’s current expectations and speak only as of the date hereof. 

25

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Consolidated Balance Sheets

(In millions, except per share data)
Assets
Current assets:

Cash and cash equivalents
Investments
Accounts receivable
Inventory
Prepaid expenses and other current assets

Total current assets
Investments, non-current
Property, plant and equipment, net
Right-of-use assets, operating leases
Deferred tax assets
Other non-current assets
Total assets
Liabilities and Stockholders’ Equity
Current liabilities:

Accounts payable
Accrued liabilities
Deferred revenue
Income taxes payable
Other current liabilities

Total current liabilities
Deferred revenue, non-current
Operating lease liabilities, non-current
Financing lease liabilities, non-current
Other non-current liabilities
Total liabilities
Commitments and contingencies (Note 12)
Stockholders’ equity:

Preferred stock, $0.0001; 162 shares authorized as of December 31, 2022 and 2021; no shares issued or outstanding at December 
31, 2022 and 2021
Common stock, par value $0.0001; 1,600 shares authorized as of December 31, 2022 and 2021; 385 and 403 shares issued and 
outstanding as of December 31, 2022 and 2021, respectively
Additional paid-in capital
Accumulated other comprehensive loss
Retained earnings

Total stockholders’ equity 

Total liabilities and stockholders’ equity

$

$

$

December 31,
2022

3,205 $
6,697
1,385
949
1,195
13,431
8,318
2,018
121
982
988
25,858 $

487 $
2,101
2,038
48
249
4,923
673
92
912
135
6,735

—

—
1,173
(370)
18,320

19,123

$

25,858 $

2021

6,848
3,879
3,175
1,441
728
16,071
6,843
1,241
142
326
46
24,669

302
1,472
6,253
876
225
9,128
615
106
599
76
10,524

—

—
4,211
(24)
9,958

14,145

24,669

The Consolidated Balance Sheets have been derived from our audited consolidated financial statements included in Moderna’s Annual Report on Form 10-K.

26

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Consolidated Statements of Operations

(In millions, except per share data)
Revenue:

Product sales
Grant revenue
Collaboration revenue 

Total revenue
Operating expenses:

Cost of sales
Research and development
Selling, general and administrative

Total operating expenses

Income (loss) from operations
Interest income
Other expense, net
Income (loss) before income taxes
Provision for income taxes
Net income (loss)
Earnings (loss) per share:

Basic
Diluted

Weighted average common shares used in calculation  
of earnings (loss) per share:

Basic

Diluted

$

$

$
$

Years Ended December 31,

2022

2021

18,435 $
388
440
19,263

5,416
3,295
1,132
9,843
9,420
200
(45)
9,575
1,213
8,362 $

21.26 $
20.12 $

394

416

17,675 $
735
61
18,471

2,617
1,991
567
5,175
13,296
18
(29)
13,285
1,083
12,202 $

30.31 $
28.29 $

403

431

2020

200
529
74
803

8
1,370
188
1,566
(763)
25
(6)
(744)
3
(747)

(1.96)
(1.96)

381

381

The Consolidated Statements of Operations have been derived from our audited consolidated financial statements included in Moderna’s Annual Report on Form 10-K.

27

moderna 2022 annual reportTable of 
Contents

A letter from our CEO

Pipeline

Accelerating 
our progress

Building 
our team

Responsibility

Leadership

Awards and 
recognition

Financials

Consolidated Statements of Cash Flows

(In millions)
Operating activities
Net income (loss)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:

Years Ended December 31,

2022

2021

$

8,362 $

12,202 $

Stock-based compensation
Depreciation and amortization
Leased assets expensed
Amortization/accretion of investments
Deferred income taxes
Other non-cash items

Changes in assets and liabilities:

Accounts receivable
Prepaid expenses and other assets
Inventory
Right-of-use assets, operating leases
Accounts payable
Accrued liabilities
Deferred revenue
Income taxes payable
Operating lease liabilities
Other liabilities
Net cash provided by operating activities

Investing activities
Purchases of marketable securities
Proceeds from maturities of marketable securities
Proceeds from sales of marketable securities
Purchases of property, plant and equipment
Investment in convertible notes and equity securities

Net cash used in investing activities

Financing activities
Proceeds from offerings of common stock, net of issuance costs
Proceeds from issuance of common stock through equity plans
Repurchases of common stock
Changes in financing lease liabilities

Net cash (used in) provided by financing activities

Net (decrease) increase in cash, cash equivalents and restricted cash
Cash, cash equivalents and restricted cash, beginning of year
Cash, cash equivalents and restricted cash, end of year
Supplemental cash flow information
Cash paid for income taxes
Cash paid for interest
Non-cash investing and financing activities
Purchases of property, plant and equipment included in accounts payable and accrued liabilities

$

$
$

$

226
348
—
31
(559)
28

1,790
(1,699)
492
21
240
612
(4,157)
(828)
(14)
88
4,981

(11,435)
3,151
3,548
(400)
(40)
(5,176)

—
65
(3,329)
(184)
(3,448)
(3,643)
6,860
3,217 $

2,729 $
25 $

72 $

142
232
—
54
(318)
—

(1,784)
(489)
(1,394)
(58)
204
989
2,824
876
17
123
13,620

(12,652)
1,338
3,105
(284)
(30)
(8,523)

—
124
(857)
(140)
(873)
4,224
2,636
6,860 $

480 $
14 $

111 $

2020

(747)

93
31
62
10
—
—

(1,385)
(241)
(47)
(11)
12
388
3,842
—
12
8
2,027

(2,956)
1,137
215
(68)
—
(1,672)

1,853
186
—
(6)
2,033
2,388
248
2,636

1
9

18

The Consolidated Statements of Cash Flows have been derived from our audited consolidated financial statements included in Moderna’s Annual Report on Form 10-K.

28

moderna 2022 annual reportUNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, DC 20549

FORM 10-K

(Mark One)

☒

☐ 

ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the fiscal year ended December 31, 2022

OR

TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the transition period from _ to _ 
Commission File Number: 001-38753

Moderna, Inc.

(Exact Name of Registrant as Specified in Its Charter)

Delaware

(State or Other Jurisdiction of 
Incorporation or Organization)

200 Technology Square
Cambridge, Massachusetts

(Address of Principal 
Executive Offices)

81-3467528

(IRS Employer Identification 
No.)

02139

(Zip Code)

(617) 714-6500
(Registrant’s Telephone Number, Including Area Code)

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading Symbol(s)

Name of each exchange on which registered

Common stock, par value $0.0001 per share

MRNA

The Nasdaq Stock Market LLC

Securities registered pursuant to Section 12(g) of the Act: None

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.      Yes  ☑	No  ☐

Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.  Yes  ☐	No  ☑

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 
1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such 
filing requirements for the past 90 days. Yes  ☑

No  ☐

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 
of Regulation S-T (§ 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such 
files). Yes  ☑	No  ☐

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or 

an emerging growth company. See the definitions of “large accelerated filer”, “accelerated filer”, “smaller reporting company”, and “emerging growth 
company” in Rule 12b-2 of the Exchange Act.

Large accelerated filer ☑

Accelerated filer ☐

Non-accelerated filer ☐

Smaller reporting company ☐

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with 

any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐

Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control 
over financial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm that prepared or issued 
its audit report. Yes ☑   No  ☐

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act). Yes  ☐ No  ☑

As of June 30, 2022, the aggregate market value of voting and non-voting common equity held by non-affiliates of the registrant was approximately 

$48.8 billion based on the closing sale price on that date of $142.85. Shares of common stock held by each executive officer and director and by each 
other person who may be deemed to be an affiliate of the Registrant have been excluded from this computation. The determination of affiliate status for 
this purpose is not necessarily a conclusive determination for other purposes.

As of February 17, 2023, there were 386,339,594 shares of the registrant’s common stock, par value $0.0001 per share, outstanding. 

Portions of the registrant’s Definitive Proxy Statement relating to its 2023 Annual Meeting of Stockholders to be filed hereafter are incorporated by 

reference into Part III of this Annual Report on Form 10-K where indicated.

DOCUMENTS INCORPORATED BY REFERENCE

Table of Contents

Business

Risk Factors

Unresolved Staff Comments

Properties

Legal Proceedings

Mine Safety Disclosures

Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities

[Reserved]

Management’s Discussion and Analysis of Financial Condition and Results of Operations

PART I.

Item 1.

Item 1A.

Item 1B.

Item 2.

Item 3.

Item 4.

PART II.

Item 5.

Item 6.

Item 7.

Item 7A.

Quantitative and Qualitative Disclosures about Market Risk

Item 8.

Item 9.

Item 9A.

Item 9B.

Item 9C.

PART III.

Item 10.

Item 11.

Item 12.

Item 13.

Item 14.

PART IV.

Item 15.

Item 16.

Signatures

Financial Statements and Supplementary Data

Changes in and Disagreements with Accountants on Accounting and Financial Disclosure

Controls and Procedures

Other Information

Disclosure Regarding Foreign Jurisdictions that Prevent Inspections

Directors, Executive Officers and Corporate Governance

Executive Compensation

Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters

Certain Relationships and Related Transactions, and Director Independence

Principal Accountant Fees and Services

Exhibits, Financial Statement Schedules

Form 10-K Summary

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SUMMARY OF THE MATERIAL RISKS ASSOCIATED WITH OUR BUSINESS

Our business is subject to numerous risks and uncertainties that you should be aware of before making an investment decision, 
including those highlighted in the section entitled “Risk Factors.” These risks include, but are not limited to, the following:

• We may encounter difficulties producing, shipping or successfully commercializing our COVID-19 vaccines consistent with 

our existing or potential contractual obligations, including due to delays or difficulties experienced by our third-party 
commercial partners;

• We have limited sales, distribution and marketing experience, and if we cannot effectively establish such capabilities or 

supplement our capabilities by entering into agreements with third parties, our ability to generate revenues may be adversely 
affected;
Evolving dynamics in the market for COVID-19 vaccines are likely to impact our financial results, including increased 
production costs per dose and lower product revenues than we have experienced in recent years;
The pharmaceutical market is intensely competitive, and we may not compete effectively in the market for existing products, 
new treatment methods and new technologies;

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• We may be unsuccessful or delayed in developing updates to our COVID-19 vaccines to protect against future variants of the 
SARS-CoV-2 virus, or booster doses of our COVID-19 vaccines may not protect against such variants, and a market for 
vaccines and boosters against these variants may not develop or may be weaker than anticipated;

• We have only recently established capabilities to facilitate our compliance with global pharmacovigilance obligations, and 

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failure to build out and maintain this infrastructure may result in increased costs, reputational harm or the loss of our ability to 
commercialize our products;
The commercial success of any current or future investigational medicine, if approved, will depend on the degree of market 
acceptance by physicians, patients, third-party payors and others in the medical community;
The regulatory pathway for COVID-19 vaccines is continually evolving and may result in unexpected or unforeseen 
challenges;
Preclinical development is lengthy and uncertain, especially for mRNA medicines, and our preclinical programs or 
development candidates may be delayed or terminated, which may have a material adverse impact on our platform or our 
business;
Clinical development is lengthy and uncertain, and our clinical programs may be delayed or terminated, or may be more 
costly to conduct than we anticipate, any of which could have a material adverse impact on our platform or our business;
• mRNA drug development has substantial clinical development and regulatory risks due to the novel nature of this new class 
of medicines, and the negative perception of the efficacy, safety or tolerability profile of any investigational medicines that 
we or others develop could adversely affect our ability to conduct our business, advance our investigational medicines or 
obtain regulatory approvals;
Our mRNA products, including our COVID-19 vaccine, development candidates and investigational medicines are based on 
novel technologies and are complex and difficult to manufacture. We or our third-party manufacturers may encounter 
difficulties in manufacturing, product release, shelf life, testing, storage, supply chain management or shipping for any of our 
products;
As we grow as a commercial company and our drug development pipeline increases and matures, the increased demand for 
clinical and commercial supplies from our facilities and third parties may impact our ability to operate. We rely on many 
third-party service providers, all of whom have inherent risks in their operations that may adversely impact our operations;
• We are subject to significant regulatory oversight with respect to manufacturing our COVID-19 vaccines and investigational 
medicines. Our manufacturing facilities or those of our third-party manufacturers or suppliers may not meet regulatory 
requirements. Failure to meet current Good Manufacturing Practice (cGMP) requirements could result in significant delays in 
any approval of and costs of our products;
Our personalized cancer vaccine (PCV) investigational medicine is uniquely manufactured for each patient using a novel, 
complex manufacturing process and we may encounter difficulties in production;

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• We have entered into, and in the future may enter into, strategic alliances with third parties for the development and 

commercialization of our and their products, development candidates and investigational medicines. If these strategic 
alliances are not successful, our business could be adversely affected;

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• We may seek to establish additional strategic alliances and, if we are not able to establish them on commercially reasonable 
terms, we may have to alter our development and commercialization plans. Certain of our strategic alliance agreements may 
restrict our ability to develop certain products;
If we are not able to obtain and enforce patent protection for our discoveries and the intellectual property rights therein, or 
protect the confidentiality of our trade secrets, our ability to effectively compete using our development candidates will be 
harmed;
Our reliance on government funding and collaboration from governmental and quasi-governmental entities for certain of our 
programs adds uncertainty to our research and development efforts with respect to those programs and may impose 
requirements related to intellectual property rights and requirements that increase the costs of development, 
commercialization and production of any programs developed under those government-funded programs;

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• We have a limited history of recognizing revenue from product sales and may be unable to achieve long-term sustainable 

profitability;

• We may encounter difficulties in managing the development and expansion of our company, which could disrupt our 

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operations;
Our internal computer systems and physical premises, or those of third parties with which we share sensitive data or 
information, may fail or suffer security breaches, including from cybersecurity incidents, which could materially disrupt our 
product development programs and manufacturing operations;

• We are subject to various and evolving laws and regulations governing the privacy and security of personal data, and our 
failure to comply could adversely affect our business, result in fines or criminal penalties and damage our reputation;
The price of our common stock has been volatile, which could result in substantial losses for stockholders; and
Unfavorable U.S. or global economic conditions, including as a result of disease outbreak, war, conflict or other political 
instability, could adversely affect our business, financial condition or results of operations.

•
•

You should consider carefully the risks and uncertainties described below, in the section entitled “Risk Factors” and the other 
information contained in this Annual Report on Form 10-K, including our consolidated financial statements and the related notes, 
before you decide whether to purchase our common stock. The risks described above are not the only risks that we face. Additional 
risks and uncertainties not presently known to us or that we currently deem immaterial may also impair our business operations.

SPECIAL NOTE REGARDING FORWARD-LOOKING STATEMENTS 

This Annual Report on Form 10-K, including the sections entitled “Business,” “Risk Factors,” and “Management’s Discussion and 
Analysis of Financial Condition and Results of Operations,” contains express or implied forward-looking statements within the 
meaning of the federal securities laws, Section 27A of the Securities Act of 1933, as amended (the Securities Act), and Section 21E of 
the Securities Exchange Act of 1934, as amended (the Exchange Act). All statements other than statements of historical facts 
contained in this Annual Report are forward-looking statements. Forward-looking statements in this Annual Report on Form 10-K 
include, but are not limited to, statements about:

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our activities with respect to our COVID-19 vaccines, and our plans and expectations regarding future generations of our 
COVID-19 vaccines that we may develop in response to variants of the SARS-CoV-2 virus, ongoing clinical development, 
manufacturing and supply, pricing, commercialization, regulatory matters and third-party and governmental arrangements 
and potential arrangements;

our expectations regarding an endemic, commercial market for COVID-19 and our preparations for and ability to effectively 
compete in such a market, as well as the impact that the evolving market will have on our financial returns;

our expectations regarding execution of new COVID-19 vaccine sales contracts;

expected sales and delivery of our COVID-19 vaccines in 2023;

our ability to successfully contract with third-party suppliers, distributors and manufacturers;

our ability and the ability of third parties with whom we contract to successfully manufacture, supply and distribute our 
COVID-19 vaccines and boosters, and any future commercial products, at scale, as well as drug substances, delivery vehicles, 
development candidates and investigational medicines for preclinical and clinical use;

the scope of protection we are able to establish and maintain for intellectual property rights covering our commercial 
products, development candidates, investigational medicines and technology, including our ability to enter into license 
agreements, and our expectations regarding pending legal proceedings related to our intellectual property;

our intention to submit our respiratory syncytial virus (RSV) vaccine candidate to the FDA for regulatory approval for older 
adults in the first half of 2023;

our plans with respect to our PCV candidate, including our plan to initiate a Phase 3 study in adjuvant melanoma in 2023 and 
rapidly expand to additional tumor types, including non-small cell lung cancer;

the timing of initiation, progress, completion, results (including interim data) and cost of our clinical trials, preclinical studies 
and research and development programs, as well as those of our collaborators, including Merck and Vertex Pharmaceuticals;

participant enrollment in our clinical trials, including enrollment demographics and timing; 

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our ability to identify research priorities and apply a risk-mitigated strategy to efficiently discover and develop development 
candidates and investigational medicines, including by applying learnings from one program to our other programs and from 
one modality to our other modalities;

potential advantages of mRNA as compared to traditional medicine;

our ability to obtain and maintain regulatory approval of our investigational medicines;

the implementation of our business model and strategic plans for our business, investigational medicines and technology, 
including our expectations for ongoing pipeline expansion;

potential product launches;

our ability to successfully commercialize our products, if approved, including in light of the size and growth potential of the 
markets for our products and the degree of market acceptance of our products;

the pricing and reimbursement of our medicines, if approved;

the buildout of our manufacturing and commercial operations, including our partnerships with various governments to 
establish mRNA vaccine manufacturing facilities;

estimates of our future expenses, revenues and capital requirements;

the potential benefits of strategic collaboration agreements  and our ability to enter into strategic collaborations or other 
agreements with collaborators with development, regulatory and commercialization expertise;

our financial performance;

legal and regulatory developments in the United States and foreign countries;

our ability to produce our products or investigational medicines with advantages in turnaround times or manufacturing cost;

our ability to attract and retain key scientific, manufacturing, regulatory, commercial and management personnel; and

developments relating to our competitors and our industry.

In some cases, forward-looking statements can be identified by terminology such as “may,” “should,” “expects,” “intends,” “plans,” 
“anticipates,” “believes,” “estimates,” “predicts,” “potential,” “continue,” or the negative of these terms or other comparable 
terminology, although not all forward-looking statements contain these identifying words. Forward-looking statements are based on 
our management’s belief and assumptions and on information currently available to our management. Although we believe that the 
expectations reflected in these forward-looking statements are reasonable, these statements relate to future events or our future 
operational or financial performance, and involve known and unknown risks, uncertainties, and other factors that may cause our actual 
results, performance, or achievements to be materially different from any future results, performance, or achievements expressed or 
implied by these forward-looking statements. We may not actually achieve the plans, intentions or expectations disclosed in our 
forward-looking statements, and you should not place undue reliance on forward-looking statements. Factors that may cause actual 
results or events to differ materially from current expectations include, among other things, those listed under the section entitled 
“Risk Factors” and elsewhere in this Annual Report on Form 10-K. If one or more of these risks or uncertainties occur, or if our 
underlying assumptions prove to be incorrect, actual events or results may vary significantly from those expressed or implied by the 
forward-looking statements. No forward-looking statement is a guarantee of future performance. 

The forward-looking statements in this Annual Report on Form 10-K represent our views as of the date of this Annual Report on Form 
10-K. We anticipate that subsequent events and developments will cause our views to change. However, while we may elect to update 
these forward-looking statements at some point in the future, we have no current intention of doing so except to the extent required by 
applicable law. You should therefore not rely on these forward-looking statements as representing our views as of any date subsequent 
to the date of this Annual Report on Form 10-K.

This Annual Report on Form 10-K includes statistical and other industry and market data that we obtained from industry publications 
and research, surveys, and studies conducted by third parties. Industry publications and third-party research, surveys, and studies 
generally indicate that their information has been obtained from sources believed to be reliable, although they do not guarantee the 
accuracy or completeness of such information. We have not independently verified the information contained in such sources.

NOTE REGARDING COMPANY REFERENCES

Unless the context otherwise requires, the terms “Moderna,” the “Company,” “we,” “us,” and “our” in this Annual Report on Form 
10-K refer to Moderna, Inc. and its consolidated subsidiaries. 

TRADEMARKS

This Annual Report on Form 10-K contains references to our trademarks and to trademarks belonging to other entities. Solely for 
convenience, trademarks and trade names referred to, including logos, artwork and other visual displays, may appear without the ® or 
TM symbols, but such references are not intended to indicate, in any way, that their respective owners will not assert, to the fullest 
extent under applicable law, their rights thereto. We do not intend our use or display of other companies’ trade names or trademarks to 
imply a relationship with, or endorsement or sponsorship of us by, any other companies.

Table of Content

PART I

Item 1. Business

Moderna is pioneering a new class of medicines made of messenger RNA (mRNA). The potential advantages of using mRNA as a 
drug are significant and far-reaching and could meaningfully improve how medicines are discovered, developed, manufactured and 
administered.

Since our founding in 2010, we have transformed from a research-stage company advancing programs in the field of mRNA to a 
commercial enterprise with a diverse clinical portfolio of vaccines and therapeutics across seven modalities, a broad intellectual 
property portfolio and integrated manufacturing capabilities that allow for rapid clinical and commercial production at scale. We have 
established relationships with government and commercial collaborators, which has allowed us to pursue both groundbreaking science 
and rapid scaling of our manufacturing capabilities.  

In 2020, mRNA technology emerged as a new class of medicines. Moderna’s capabilities came together to secure the authorization 
and approval of one of the earliest and most-effective vaccines against the COVID-19 pandemic, progressing from vaccine design, 
through testing and to authorization and distribution in less than a year. Hundreds of millions of doses of our COVID-19 vaccines 
were distributed in each of 2021 and 2022, providing countries around the globe a key tool to combat the pandemic. In January 2022, 
our original COVID-19 vaccine, Spikevax®, for individuals 18 years of age and older in the United States, received our first Biologics 
License Application (BLA) approval from the U.S. Food and Drug Administration (FDA).

In December 2022, we announced positive Phase 2b results for mRNA-4157, our personalized cancer vaccine (PCV), as well as 
positive Phase 3 results in older adults for mRNA-1345, our vaccine for respiratory syncytial virus (RSV), in January 2023. Looking 
forward, we are continuing to advance a broad pipeline of mRNA medicines, with three programs beyond COVID-19 undergoing 
Phase 3 trials as of February 2023: RSV, cytomegalovirus (CMV) and seasonal flu. Our commercial priorities for 2023 include 
planning for the potential of an endemic COVID-19 market, advancing our respiratory vaccine portfolio of single-agent and 
combination vaccines for RSV, seasonal flu and COVID-19, executing on our bold campaign of cancer vaccine studies, advancing our 
rare metabolic disease programs and driving advancement and growth in our latent vaccine portfolio. To support our growing pipeline 
and our commercial activities, we are expanding our manufacturing and research and development footprint around the world. For 
example, we have entered into agreements with the governments of Australia, Canada and the United Kingdom, and entered into a 
Memorandum of Understanding with the Government of the Republic of Kenya, to establish state-of-the-art mRNA manufacturing 
facilities in those countries, which we expect will provide direct access to rapid pandemic response capabilities for future pandemics.

THE mRNA OPPORTUNITY

mRNA, the software of life

mRNA transfers the information stored in our genes to the cellular machinery that makes all the proteins required for life. Our genes 
are stored as sequences of DNA which contain the instructions to make specific proteins. DNA serves as a hard drive, safely storing 
these instructions in the cell’s nucleus until they are needed by the cell.

When a cell needs to produce a protein, the instructions to make that protein are copied from the DNA to mRNA, which serves as the 
template for protein production. Each mRNA molecule contains the instructions to produce a specific protein with a distinct function 
in the body. mRNA transmits those instructions to cellular machinery, called ribosomes, that make copies of the required protein.

We see mRNA functioning as the “software of life.” Every cell uses mRNA to provide real time instructions to make the proteins 
necessary to drive all aspects of biology, including in human health and disease. This was codified as the central dogma of molecular 
biology over 50 years ago, and is exemplified in the schematic below.

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The structure of mRNA 

mRNA is a linear polymer comprising four monomers called nucleotides: adenosine (A), guanosine (G), cytosine (C) and uridine (U). 
Within the region of the molecule that codes for a protein (the coding region), the sequence of these four nucleotides forms a language 
made up of three-letter words called codons. The first codon, or start codon (AUG), signals where the ribosome should start protein 
synthesis. To know what protein to make, the ribosome then progresses along the mRNA one codon at a time, appending the 
appropriate amino acid to the growing protein. To end protein synthesis, three different codons (UAA, UAG, and UGA) serve as stop 
signals, telling the ribosome where to terminate protein synthesis. In total, there are 64 potential codons, but only 20 amino acids that 
are used to build proteins; therefore, multiple codons can encode for the same amino acid.

The process of protein production is called translation because the ribosome is reading in one language (a sequence of codons) and 
outputting in another language (a sequence of amino acids). The coding region is analogous to a sentence in English. Much like a start 
codon, a capitalized word can indicate the start of a sentence. Codons within the coding region resemble groups of letters representing 
words. The end of the sentence is signaled by a period in English, or a stop codon for mRNA.

In every cell, hundreds of thousands of mRNAs make hundreds of millions of proteins every day. A typical protein contains 200-600 
amino acids; therefore, a typical mRNA coding region ranges from 600-1,800 nucleotides. In addition to the coding region, mRNAs 
contain four other key features: (1) the 5’ untranslated region (5’-UTR); (2) the 3’ untranslated region (3’-UTR); (3) the 5’ cap; and 
(4) a 3’ polyadenosine (poly-A) tail. The sequence of nucleotides in the 5’-UTR influences how efficiently the ribosome initiates 
protein synthesis, whereas the sequence of nucleotides in the 3’-UTR contains information about which cell types should translate that 
mRNA and how long the mRNA should last. The 5’ cap and 3’ poly-A tail enhance ribosome engagement and protect the mRNA from 
attack by intracellular enzymes that digest mRNA from its ends.

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The intrinsic advantages of using mRNA as a medicine

mRNA possesses inherent characteristics that we believe position it to have a profound impact on human health:

• mRNA is used by every cell to produce all proteins: mRNA is used to make every type of protein, including secreted, 
membrane, and intracellular proteins, in varying quantities over time, in different locations and in various combinations. 
Given the universal role of mRNA in protein production, we believe that mRNA medicines could have broad applicability 
across human disease.

• Making proteins inside one’s own cells mimics human biology: Tailored mRNA can be sent into cells to instruct them to 
produce specific protein therapeutics or vaccine antigens and provides certain advantages over traditional approaches to 
medicine, where a protein or chemical is introduced to the body.

• mRNA has a simple and flexible chemical structure: Each mRNA molecule comprises four chemically similar nucleotides 
to encode proteins made from up to 20 chemically different amino acids. To make the full diversity of possible proteins, only 
simple sequence changes are required in mRNA, instead of starting from scratch for each new vaccine or therapy.
• mRNA has classic pharmacologic features: mRNA possesses many of the attractive pharmacologic features of most 

modern medicines, including reproducible activity, predictable potency, and well-behaved dose dependency; mRNA also 
provides the ability to adjust dosing based on an individual patient’s needs, including stopping or lowering the dose, to seek 
to promote safety and tolerability.

Our ability to rapidly develop, manufacture and commercialize vaccines against COVID-19 demonstrates the potential mRNA 
medicines have to help people and patients in far-reaching ways that could exceed the impact of traditional approaches to medicine.

We believe that the main advantages of mRNA as compared to traditional medicine are: 

1. mRNA could create an unprecedented abundance and diversity of medicines. mRNA’s breadth of applicability has the 
potential to create an extraordinary number of new mRNA medicines that are currently beyond the reach of recombinant 
protein technology.

2. Advances in the development of our mRNA medicines reduce risks across our portfolio. mRNA medicines share 

fundamental features that can be leveraged across our portfolio. We believe that once safety and proof of protein production 
has been established in one program, the technology and biology risks of related programs that use similar mRNA 
technologies, delivery technologies and manufacturing processes will decrease significantly.  

3. mRNA technology can accelerate discovery and development. The software-like features of mRNA enable rapid in silico 
design and the use of automated high-throughput synthesis processes that permit discovery to proceed in parallel rather than 
sequentially. We believe these mRNA features can also accelerate drug development by allowing the use of shared 
manufacturing processes and infrastructure.

4. The ability to leverage shared processes and infrastructure can drive significant capital efficiency over time. We 

believe the manufacturing requirements of different mRNA medicines are similar and that at commercial scale, a portfolio of 
mRNA medicines will benefit from shared capital expenditures.

OUR STRATEGY

We believe that the development of mRNA medicines represents a significant breakthrough for patients, our industry and human 
health globally. Our success in developing a highly effective vaccine against COVID-19, going from sequence selection, conducting 
clinical trials and to receipt of regulatory authorization for emergency use, all in less than a year, and subsequently receiving BLA 
approval from the FDA, provides a visible example of the promise of mRNA medicine. The Moderna COVID-19 Vaccine/Spikevax 
has been authorized for use or approved in over 70 countries. As our first approved product, Spikevax has helped hundreds of millions 
of people worldwide combat the COVID-19 pandemic. We believe our success in developing our COVID-19 vaccines has positive 
implications beyond infectious disease vaccines and across our entire pipeline. We currently have 48 programs in development, and 
our pipeline spans infectious diseases, including vaccines against respiratory diseases, latent diseases and public health pathogens, as 
well as four therapeutic areas: immuno-oncology, rare diseases, cardiovascular diseases and autoimmune diseases. 

In order to deliver on the full scope of the mRNA opportunity and maximize long-term value for patients and investors, we have 
formulated strategic priorities that guide our near-term and long-term goals: 

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1. Execute our commercialization plans for our COVID-19 vaccines. Our COVID-19 vaccines have been approved in more 
than 70 countries. We are transitioning to prepare for an endemic, commercial market for COVID-19 vaccines in the United 
States and other countries. We are working to build a differentiated commercial model, with active commercial subsidiaries 
across North America, Europe and the Asia-Pacific region, providing us with local commercial teams in key markets around 
the world.  

2. Build an unrivaled seasonal respiratory vaccine franchise. As we build our respiratory franchise, we are applying our 

experience and using our mRNA platform to develop medicines that can help prevent hospitalizations and deaths from the 
most prevalent respiratory viruses. We are currently developing vaccines against COVID-19, seasonal flu and RSV 
individually, while pursuing parallel development of combination vaccines. In January 2023, we announced that our older 
adult RSV vaccine candidate had met its primary efficacy endpoints in a Phase 3 trial. Our long-term vision is to develop, and 
seek regulatory approval for, a convenient, annual, single-dose booster against as many respiratory viruses as possible. 
mRNA vaccines have the ability to combine multiple different antigens into one vaccine. We believe that combination 
vaccines have the potential to improve health outcomes at lower costs due to higher compliance, better uptake, a larger 
benefit to the healthcare system (including through reduced vaccine administration costs) and increased consumer 
convenience. We have preparations underway for multiple potential vaccine launches globally over the next several years.

3. Execute on a bold campaign of cancer vaccine studies. In 2022, our platform technology delivered the world’s first-ever 

investigational mRNA cancer treatment to show efficacy in a randomized Phase 2 clinical study in melanoma. Our 
personalized cancer vaccines, which we are developing with Merck Sharp & Dohme LLC (Merck), target an individual 
patient’s unique tumor mutations to selectively treat their cancer. By making an individualized medicine for each unique 
patient, we are pioneering a new frontier in the fight against cancer. Under our strategic alliance, we and Merck expect to 
begin additional studies in melanoma, non-small cell lung carcinoma (NSCLC) and other forms of cancer with the goal of 
bringing truly individualized cancer treatment to patients.

4. Advance rare metabolic disease programs. We are seeing early promise in two of our rare disease programs targeting 

propionic acidemia (PA) and glycogen storage disease 1a (GSD1a). Our development candidate for methylmalonic acidemia 
(MMA) is also in the clinic. Based on proof-of-concept data and leveraging our learnings from our other rare disease 
programs, we recently announced a new development candidate for ornithine transcarbamylase (OTC) deficiency, which uses 
the same lipid nanoparticle (LNP) as our GSD1a program. 

5. Drive rapid advancement and growth in our latent vaccine portfolio. Once a human is infected by a latent virus, the virus 
remains in the body and can lead to lifelong medical complications. We are committed to developing a portfolio of vaccine 
and therapeutic candidates against latent viruses, including CMV, Epstein-Barr virus (EBV), human immunodeficiency virus 
(HIV) and varicella-zoster virus (VZV). 

CMV infection is the leading infectious cause of birth defects in children in the U.S. and is a major driver of immune 
dysfunction with aging, including cardiovascular diseases, cancer and cognitive impairment. EBV infection is a major cause 
of infectious mononucleosis (IM), has been tied to increased risk of developing multiple sclerosis, and is associated with 
certain lymphoproliferative disorders and higher risk of developing cancer/autoimmune diseases. Untreated HIV infection 
causes impairment of the immune system, leading to acquired immunodeficiency syndrome (AIDS). VZV causes shingles, 
which occurs in one of three adults in their lifetime.

6. Deliver the next-generation pipeline and platform. Our platform goes beyond a single pathogen, disease or pandemic. Our 

platform is about maximizing the impact of mRNA medicines on global human health. We aim to improve the performance 
of mRNA medicines in our current modalities, and to unlock new modalities, through investments within basic and applied 
science. This also includes developing and advancing innovative LNP delivery technologies. We currently have 48 mRNA 
development programs in our pipeline and 38 development programs in active clinical trials. Next on the horizon are 
innovative therapeutics based on mRNA-encoded gene editing enzymes. Moderna Genomics is our effort to expand the use 
of our platform to help patients with new cures for diseases. Our vision is to be a leader in large, complex genomic editing. 
We are investing internally and through strategic collaborations with other next-generation gene editing companies, such as 
our collaboration with Metagenomi, Inc. (Metagenomi) focused on advancing new gene editing systems for in vivo human 
therapeutic applications.

7. Build a culture of perpetual learning, and strengthen our processes and digital systems. The Moderna Mindsets are a set 
of beliefs by which we govern Moderna. Two of the Mindsets are “We obsess over learning” and “We digitize everywhere 
possible.” Having a learning Mindset brings us new opportunities to get smarter and innovate faster. We seek to accelerate 
our progress by solving numerous technical problems in parallel rather than in sequence. We make significant investments in 
digital assets and research infrastructure to accelerate the pace and scale of our learnings. By digitizing everywhere possible, 
we seek to use the power of digital information to maximize our impact on patients. 

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OUR PLATFORM

Overview of our platform

Our mRNA “platform” refers to our accumulated knowledge and capabilities in basic and applied sciences. Our platform incorporates 
advances across three key components—mRNA, delivery and the manufacturing process— to advance our medicines. We integrate 
these components and combine different versions of mRNA delivery and process into each of our medicines. 

Our platform: mRNA science advancements

We continue to invest in both basic and applied research, seeking to advance both the state of our technology and the state of the 
scientific community’s understanding of mRNA. Examples of advances in mRNA science that combine nucleotide chemistry, 
sequence engineering, and targeting elements are described below.

mRNA chemistry: Modified nucleotides to mitigate immune system activation: The innate immune system has evolved to protect 
cells from foreign RNA, such as viral RNA, by inducing inflammation and suppressing mRNA translation once detected. Many cells 
surveil their environment through sensors called toll-like-receptors (TLRs). These include types that are activated by the presence of 
double-stranded RNA (TLR3) or uridine containing RNA fragments (TLR7, TLR8). Additionally, all cells have cytosolic double-
stranded RNA, sensors, including retinoic acid inducible gene-I (RIG-I) that are sensitive to foreign RNA inside the cell.

The immune and cellular response to mRNA is complex, context specific, and often linked to the sensing of uridine. To minimize 
undesired immune responses to our potential mRNA medicines, our platform employs chemically-modified uridine nucleotides to 
minimize recognition by both immune cell sensors such as TLR3/7/8, and broadly-distributed cytosolic receptors such as RIG-I. 

mRNA sequence engineering: Maximizing protein expression: mRNA exists transiently in the cytoplasm, during which time it can 
be translated into thousands of proteins before eventually being degraded. Our platform applies bioinformatic, biochemical, and 
biological screening capabilities, most of which have been invented internally that aim to optimize the amount of protein produced per 
mRNA. We have identified proprietary sequences for the 5’-UTR that have been observed to increase the likelihood that a ribosome 
bound to the 5’-end of the mRNA transcript will find the desired start codon and reliably initiate translation of the coding region. We 
additionally design the nucleotide sequence of the coding region to maximize its successful translation into protein. 

Targeting elements: Enabling tissue-targeted translation: All nucleated cells in the body are capable of translating mRNA, 
resulting in pharmacologic activity in any cell in which mRNA is delivered and translated. To minimize or prevent potential off-target 
effects, our platform employs technologies that regulate mRNA translation in select cell types. Cells often contain short RNA 
sequences, called microRNAs or miRNAs, that bind to mRNA to regulate protein translation at the mRNA level. Different cell types 
have different concentrations of specific microRNAs, in effect giving cells a microRNA signature. microRNA binding directly to 
mRNA effectively silences or reduces mRNA translation and promotes mRNA degradation. We design microRNA binding sites into 
the 3’-UTR of our potential mRNA medicines so that if our mRNA is delivered to cells with such microRNAs, it will be minimally 
translated and rapidly degraded.

Our platform: Delivery science

Our mRNA can, in specific instances, such as our VEGF therapeutic, be delivered by direct injection to a tissue in a simple saline 
formulation without lipid nanoparticles (LNPs) to locally produce small amounts of pharmacologically active protein. However, the 
blood and interstitial fluids in humans contain significant RNA degrading enzymes that rapidly degrade any extracellular mRNA and 
prevent broader distribution without LNPs. Additionally, cell membranes tend to act as a significant barrier to entry of large, 
negatively-charged molecules such as mRNA. We have therefore invested heavily in delivery science and have developed LNP 
technologies to enable delivery of larger quantities of mRNA to target tissues.

LNPs are generally composed of four components: an amino lipid, a phospholipid, cholesterol, and a pegylated-lipid (PEG-lipid). 
Each component, as well as the overall composition, or mix of components, contributes to the properties of each LNP system. LNPs 
containing mRNA injected into the body rapidly bind proteins that can drive uptake of LNPs into cells. Once internalized in 
endosomes within cells, the LNPs are designed to escape the endosome and release their mRNA cargo into the cell cytoplasm, where 
the mRNA can be translated to make a protein and have the desired therapeutic effect. Any mRNA and LNP components that do not 
escape the endosome are typically delivered to lysosomes where they are degraded by the natural process of cellular digestion.  
Examples of tools we developed by using our platform include proprietary LNP formulations that address the steps of mRNA 
delivery, including cell uptake, endosomal escape, and subsequent lipid metabolism, and for avoidance of counterproductive 
interactions with the immune system. 

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Chemistry: Novel lipid chemistry to potentially improve safety and tolerability: We initially used LNP formulations that were 
based on known lipid systems, which we refer to as “legacy LNPs.” A recognized limitation of these legacy LNPs is the potential for 
inflammatory reactions upon single and repeat administration that can impact tolerability and therapeutic index. Our later-developed, 
proprietary LNP systems are therefore designed to be highly tolerated and minimize any LNP vehicle-related toxicities with repeat 
administration in vivo. The changes we made have included engineering amino lipids to avoid the immune system and to be rapidly 
biodegradable relative to prior lipids. 

Composition: Proprietary LNPs enhance delivery efficiency: Our platform includes extensive in-house expertise in medicinal 
chemistry, which we have applied to design large libraries of novel lipids. Using these libraries in combination with our discovery 
biology capabilities, we have conducted high throughput screens for desired LNP properties and believe that we have made 
fundamental discoveries in preclinical studies about the relationships between structural motifs of lipids and LNP performance for 
protein expression. 

Surface properties: Novel LNP design to avoid immune recognition: We have designed our proprietary LNP systems for sustained 
pharmacology upon repeat dosing by eliminating or altering features that activate the immune system. These are based on insights into 
the surface properties of LNPs. Upon repeated dosing, surface features on traditional LNPs such as amino lipids, phospholipids, and 
PEG-lipids, can be recognized by the immune system, leading to rapid clearance from the bloodstream, a decrease in potency upon 
repeat dosing, and an increase in inflammation. Based on our insights into these mechanisms, we have engineered our LNP systems to 
reduce or eliminate undesirable surface features. In clinical studies for our systemic therapeutic development candidates that use our 
novel LNP systems, we have been able to repeat dose with negligible or undetectable loss in potency, liver damage, and immune 
system activation.

Our platform: Manufacturing process science

We invest significantly in manufacturing process science to impart more potent features to our mRNA and LNPs, and to invent the 
technological capabilities necessary to manufacture our mRNA medicines at scales ranging from micrograms to kilograms, as well as 
achieve pharmaceutical properties such as solubility and shelf life. We view developing these goals of manufacturing and 
pharmaceutical properties as appropriate for each program, based on its stage of development.

mRNA manufacturing process: Improving pharmacology: Our platform creates mRNA using a cell-free approach called in vitro 
transcription in which an RNA polymerase enzyme binds to and transcribes a DNA template, adding the nucleotides encoded by the 
DNA to the growing RNA strand. Following transcription, we employ proprietary purification techniques to ensure that our mRNA is 
free from undesired synthesis components and impurities that could activate the immune system in an indiscriminate manner. 
Applying our understanding of the basic science underlying each step in the manufacturing process, we have designed proprietary 
manufacturing processes to impart desirable pharmacologic features, for example increasing potency in a vaccine. 

LNP manufacturing process: Improving pharmacology: Our platform technology includes synthetic processes to produce LNPs. 
Traditionally LNPs are assembled by dissolving the four molecular components, amino lipid, phospholipid, cholesterol, and PEG-
lipid, in ethanol and then mixing this with mRNA in an aqueous buffer. The resulting mixture is then purified to isolate LNPs from 
impurities. Such impurities include molecular components that have not been incorporated into particles, un-encapsulated mRNA that 
could activate the immune system, and particles outside of the desired size range. Going beyond optimization of traditional 
manufacturing processes, we have invested in understanding and measuring the various biochemical and physical interactions during 
LNP assembly and purification. We have additionally developed state-of-the-art analytical techniques necessary to characterize our 
LNPs and biological systems to analyze their in vitro and in vivo performance. With these insights, we have identified manufacturing 
process parameters that drive LNP performance, for example, the potency in a secreted therapeutic setting. These insights have 
allowed us to make significant improvements in the efficiency of our processing and the potency of our LNPs. 

Manufacturing facilities and scale: One of the key aspects of our mRNA platform is that a single manufacturing facility can be used 
to manufacture any of our mRNA medicines. In 2016, following positive Phase 1 data, we decided to build our clinical manufacturing 
site in Norwood, Massachusetts. This facility produces not only mRNA medicines for all of our preclinical experiments and clinical 
trials, but has also produced millions of doses of our COVID-19 vaccine for commercial use. We have also partnered with contract 
manufacturing organizations (CMOs) to scale up our manufacturing capabilities globally in an effort to combat the COVID-19 
pandemic. We are currently working with governments in different geographies to build additional manufacturing facilities, with a 
view toward being able to combat future pandemics. See “—Manufacturing.” 

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Our platform’s future: Improving and expanding our modalities

We are committed to sustaining investment in our platform, both in basic science to elucidate new mechanistic insights, and in applied 
science to discover new technologies that harness these insights. Our platform investments have enabled seven modalities to date, all 
of which have led to development candidates in our pipeline. We believe that sustaining our investment in platform research and 
development will enable further improvements in the current modalities and will lead to the creation of new modalities, both of which 
will benefit our clinical pipeline in the years ahead.

OUR MODALITIES

Our vision for harnessing the power of mRNA through modalities

Within our platform, we invest in science to invent novel ways to deliver mRNA into various cell types. Each novel delivery system is 
a new application, which we call a “modality.” While the programs within a modality may target diverse diseases, they share similar 
mRNA characteristics and manufacturing processes to achieve shared product features.   

We believe that the high technological correlation within a modality allows us to rapidly accelerate the expansion of programs within 
that modality based on learnings from the earlier programs, while the lower technology correlation between modalities allows us to 
compartmentalize the technology risks. Additionally, because programs within a modality pursue diverse diseases, they often have 
uncorrelated biology risk. Each time we add a modality and a new investigational medicine to our portfolio, we create a network effect 
because each incremental program can help us gain additional insight into the other programs in our pipeline.

Although developing a new modality is difficult, time-consuming and expensive, we believe our experience and technology provide us 
with unique advantages in the development of mRNA medicines.  Over the last decade, we have developed seven modalities, each 
with one or many investigational medicines in the clinic. We believe that our ongoing investments in our platform will lead to the 
identification of additional modalities and expand the utility of our existing modalities and the diversity of our pipeline.

Our current modalities

We  have  developed  seven  modalities  to  date,  as  described  below.  More  detail  regarding  our  current  programs  in  each  modality  is 
provided below under “—Our Pipeline.” 

•

•

Infectious disease vaccines: The goal of our infectious disease vaccines is to safely pre-expose the immune system to a 
small quantity of a protein from a pathogen, called an antigen, so that the immune system is prepared to fight the pathogen 
if exposed in the future, and prevent infection or disease. Our infectious disease vaccines include those targeting respiratory 
viruses, latent viruses and public health pathogens. We believe mRNA vaccines have several advantages, including the 
ability to mimic many aspects of various infections, the ability to combine antigens for compelling product profiles, the 
rapid discovery and advancement of programs into the clinic and the capital efficiency and speed from shared 
manufacturing processes and infrastructure.

Cancer vaccines: The goal of a cancer vaccine is to safely expose the patient’s immune system to tumor related antigens, 
known as neoantigens, to enable the immune system to elicit a more effective antitumor response. Our cancer vaccines 
modality is focused on the use of mRNA to express neoantigens found in a particular tumor in order to elicit an immune 
response via T cells that recognize those neoantigens, and therefore the tumor. These neoantigens can either be unique to a 
patient or can be related to a driver oncogene found across subsets of patients. Recent breakthroughs in cancer 
immunotherapy, such as checkpoint inhibitors and chimeric antigen receptor T cell therapies, have demonstrated that 
powerful antitumor responses can be achieved by activating antigen specific T cells. We believe one approach to improve 
the efficacy of checkpoint inhibitors is to develop vaccines that increase both the number and antitumor activity of a 
patient’s T cells that recognize tumor neoantigens. We believe that mRNA technology is an attractive approach for cancer 
vaccines for several reasons, including the ability to deliver multiple personalized neoantigens in a single mRNA molecule, 
and that mRNA encoding for neoantigens is translated and processed by patients’ endogenous cellular mechanisms for 
presentation to the immune system. 

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•

•

•

•

•

Intratumoral immuno-oncology: The goal of this modality is to treat or cure cancer by transforming the tumor 
microenvironment to drive anti-cancer T cell responses against tumors. The outlook for any patients with advanced cancer 
remains poor, especially in patients with tumors that have little immune system engagement, sometimes termed 
immunologically “cold”. In conjunction with a checkpoint inhibitor, we aim to activate the immune system against these 
otherwise immunologically cold tumors. Intratumoral administration allows for localized effect of these therapeutics that 
could be toxic if administered systemically. We believe our approach to intratumoral immuno-oncology using mRNA 
medicines could complement checkpoint inhibitors and has several advantages over recombinant protein-based drugs, 
including production of membrane-associated immune stimulatory proteins, multiplexing of mRNA to access multiple 
immune stimulatory pathways and creation of engineered mRNA sequences to reduce off-target effects. 

Localized regenerative therapeutics: The goal of this modality is to develop mRNA medicines to address injured or 
diseased tissues by locally producing proteins that provide a therapeutic benefit in the targeted tissue. There are multiple 
applications for tissue regeneration and our initial focus is on cardiovascular diseases. We believe our approach to localized 
regenerative therapeutics using mRNA has several advantages over alternative approaches, including localized dose-
dependent protein production for focused activity. 

Systemic secreted and cell surface therapeutics: The goal of this modality is to provide secreted proteins, such as 
antibodies or enzyme replacement therapies across a wide range of diseases, such as heart failure, infectious diseases, and 
rare genetic diseases. Our mRNA medicines instruct various cells of the human body to secrete proteins for therapeutic 
effect. Systemically delivered, secreted and cell surface therapeutics, we believe, would allow us to target areas of biology 
that cannot be addressed using recombinant proteins. Our potential advantages in this area include encoding for hard-to-
make or complex secreted or membrane-associated proteins, multiplexing of mRNA to encode for multiple proteins with 
complementary activity, native post-translational modifications and sustained production of proteins, which can increase 
exposure to proteins with short half-lives. 

Systemic intracellular therapeutics: The goal of this modality is to provide intracellular proteins, such as intracellular 
enzymes and organelle-specific proteins, as safe, tolerable, and efficacious therapies. Our mRNA medicines aim to increase 
levels of intracellular proteins to achieve a therapeutic effect in one or more tissues or cell types and our initial focus is on 
rare genetic diseases. Intracellular therapeutics are not currently addressable with recombinant proteins, which are typically 
administered systematically and cannot reach inside of the cell. Our potential advantages in these areas include encoding 
for intracellular and organelle-specific proteins and the production of hard-to-make or complex proteins with native post-
translational modifications. 

Inhaled pulmonary therapeutics: The goal of this modality is to develop mRNA medicines that can be delivered to the 
lung as safe, tolerable and efficacious therapies. We are developing nebulized LNP formulations that can transfect airway 
epithelial cells to deliver mRNA into the lungs of patients in order to express proteins coded in the mRNA. We aim to 
leverage our technology for pulmonary diseases in patients for whom there are no existing effective therapies. Our potential 
advantages in these areas include lung-associated production of secreted, membrane-associated or intracellular hard-to-
make or complex proteins. 

OUR PIPELINE

Since we nominated our first program in late 2014, we have advanced in parallel a diverse development pipeline that currently consists 
of 48 development programs across our 45 development candidates, with 38 programs having entered the clinic. To count our 
development programs, we separately track each indication of our COVID-19 and RSV vaccine candidates. We have entered eight 
other development candidates into the clinic that are no longer being pursued for further clinical development. Some candidates in our 
pipeline have been supported through strategic alliances, including with Merck and Vertex Pharmaceuticals, and government-
sponsored organizations and private foundations focused on global health initiatives, including Biomedical Advanced Research and 
Development Authority (BARDA), the U.S. Government’s Defense Advanced Research Projects Agency (DARPA), the National 
Institutes of Health (NIH) and the Bill & Melinda Gates Foundation.

Our selection process for advancing new development candidates reflects both program-specific and portfolio-wide considerations. 
Program-specific criteria include, among other relevant factors, the severity of the unmet medical need, the biology risk of our chosen 
target or disease, the feasibility of clinical development, the costs of development and the commercial opportunity. Portfolio-wide 
considerations include the ability to demonstrate technical success for our platform components within a modality, thereby increasing 
the probability of success and learnings for subsequent programs in the modality and in some cases in other modalities.

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The breadth of biology addressable using mRNA technology is reflected in our current development pipeline of 48 programs. The 
diversity of proteins made from mRNA within our development pipeline is shown in the figure below.

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Our full pipeline, grouped by modalities, is shown in the figure below: 

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INFECTIOUS DISEASE VACCINES MODALITY

We have 33 different infectious disease vaccine programs, of which 27 have entered the clinic. We separate our infectious disease 
vaccines modality into three categories: (1) vaccines against respiratory viruses, (2) vaccines against latent viruses and (3) public 
health vaccines.

Infectious disease vaccines: Vaccines against respiratory viruses

COVID-19 vaccines (mRNA-1273/Spikevax®, mRNA-1273.214, mRNA-1273.222 and additional programs) 

Our original COVID-19 Vaccine/Spikevax is approved or authorized for use in more than 70 countries. We have also launched two 
variant-matched bivalent vaccine boosters, mRNA-1273.214 and mRNA-1273.222

Our original COVID-19 vaccine, which is also marketed under the brand name Spikevax, was our first commercial product. In 2022, 
to address the evolution of the SARS-CoV-2 virus and to meet different needs across the largest markets, we launched two variant-
matched bivalent booster vaccines, mRNA-1273.214 and mRNA-1273.222, to provide stronger protection against COVID-19 
variants.

Coronaviruses are a large family of viruses that can cause illness in animals or humans. In humans, there are several known 
coronaviruses that cause respiratory infections. These coronaviruses range from the common cold to more severe diseases such as 
severe acute respiratory syndrome (SARS), Middle East respiratory syndrome (MERS) and COVID-19. SARS-CoV-2 is the novel 
coronavirus first identified in humans in December 2019 and is the cause of COVID-19. COVID-19 is the most severe global 
pandemic since the influenza pandemic of 1918. According to the Johns Hopkins Coronavirus Resource Center, since the 
identification of SARS-CoV-2 in 2020, there have been over 670 million confirmed cases and over 6.8 million global deaths from 
COVID-19. The risk of mortality increases with age and the risk of severe disease and mortality increase for persons with certain pre-
existing diseases or comorbid conditions (e.g. cardiovascular disease, diabetes, chronic lung disease, obesity). 

Spikevax was designed, manufactured, evaluated in Phase 1, Phase 2 and Phase 3 clinical trials, authorized for use, and supplied to the 
market in less than a year, and it continues to be a key tool in fighting the global COVID-19 pandemic. The SARS-CoV-2 virus 
continues to evolve, and as part of our strategy to combat the virus, we have continued to develop and assess variant-specific versions 
of our COVID-19 vaccine, including versions aimed at targeting the Beta, Delta and Omicron variants of the virus.  Forward-looking 
references to our COVID-19 vaccine in this Annual Report on Form 10-K may include future modifications to mRNA-1273 or other 
development candidates that are designed to provide protection against variants of the SARS-CoV-2 virus.  

In addition to our approved or authorized COVID-19 vaccines and boosters, we have advanced several other COVID-19 vaccine 
candidates into the clinic as part of effort to fight the evolving SARS-CoV-2 virus. Below is a summary of the status of our various 
COVID-19 vaccine development programs. 

Spikevax/mRNA-1273 Programs 

•

Spikevax/mRNA-1273 has been approved or authorized for individuals 18 years and older in more than 70 countries and for 
adolescent and pediatric populations in more than 50 countries. 

Omicron-targeting Bivalent Booster Vaccines 

• We developed mRNA-1273.222 in accordance with FDA guidance to develop an Omicron BA.4/BA.5-targeting bivalent 
vaccine. mRNA-1273.222 is tailored to the BA.4/BA.5 Omicron subvariants and wild-type virus. In August 2022, we 
received an Emergency Use Authorization (EUA) from the FDA for mRNA-1273.222 as a booster dose for individuals 18 
years and older, followed by adolescent and pediatric approvals. mRNA-1273.222 has been authorized as a booster vaccine 
for individuals 18 years and older in key markets, including the EU, Canada and Japan, with the EU, Japan and several other 
countries also authorizing boosters for adolescent populations. 

•

•

In November 2022, we announced that mRNA-1273.222 had met the primary endpoint of superiority against 
Omicron variants compared to a booster dose of mRNA-1273 in a Phase 2/3 clinical trial.
In January 2023, the U.S. Vaccines and Related Biological Products Advisory Committee (VRBPAC) voted 
unanimously to harmonize primary series and booster doses of COVID-19 vaccines. VRBPAC is expected to meet 
in the second quarter of 2023 for strain selection. Both the FDA and the Center for Disease Control must approve 
VRBPAC’s recommendation before implementation.

• mRNA-1273.214 is tailored to the BA.1 Omicron subvariant and the wild-type virus. mRNA-1273.214 has been authorized 

as a booster vaccine in many jurisdictions, including the UK, the EU, Canada, Japan, Switzerland and Australia.

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Other COVID-19 Vaccine Programs

• mRNA-1283 is a next-generation COVID-19 vaccine candidate that we are developing as a potential refrigerator-stable 
mRNA vaccine that will facilitate easier distribution and administration by healthcare providers. It is currently being 
evaluated in a Phase 2 trial.
As SARS-CoV-2 has continued to evolve, we have proactively made new mRNA development candidates in case they are 
needed for any variants. We have taken several of these candidates to clinical trials, targeting Omicron (mRNA-1273.529), 
Beta (mRNA-1273.351) and Delta (mRNA-1273.617), as well as bivalent vaccines against Beta and the wild-type 
(mRNA-1273.211) and Beta and Delta (mRNA-1273.213).

•

• We perform continuous epidemiological monitoring and risk assessment of SARS-CoV-2 variants to select which variant-

targeted vaccines to evaluate in preclinical and clinical studies. Our monitoring activities allow for expedited delivery of new 
vaccines in the event that regulatory agencies request specific vaccine composition updates to address public health needs.

COVID-19 Commercial, Manufacturing and Supply Updates 

Commercial sales of our COVID-19 vaccines accounted for $18.4 billion in revenues for the year ended December 31, 2022, which 
accounted for all of our commercial revenues. We anticipate that sales of our COVID-19 vaccines and boosters in 2023 will similarly 
provide all of our commercial revenues for the coming year. Sales for both 2021 and 2022 were primarily made to governments and 
international organizations engaged in the purchase of vaccines to combat the COVID-19 pandemic. We are preparing for the 
transition to a commercial market in 2023 and we expect to initiate sales in the U.S. private market. See “—Commercial” below. As 
the COVID-19 pandemic likely evolves into an endemic phase, we anticipate greater seasonality for sales, with greater demand in the 
fall/winter season in each hemisphere as countries seek to provide booster vaccinations to their populations. For further information on 
the sales and manufacturing of our COVID-19 vaccines, see “—Manufacturing” and “Management’s Discussion and Analysis of 
Financial Condition and Results of Operations” below. 

Seasonal influenza vaccines (mRNA-1010, mRNA-1011, mRNA-1012, mRNA-1020 and mRNA-1030) 

We are advancing different approaches to developing seasonal influenza vaccines in parallel. We announced interim Phase 3 safety 
and immunogenicity results for mRNA-1010 in February 2023.

The World Health Organization (WHO) estimates that seasonal influenza viruses cause three to five million cases of severe illness and 
290,000 to 650,000 deaths each year, resulting in a severe challenge to public health. Currently licensed seasonal influenza vaccines 
rarely exceed 60% overall effectiveness and can provide low effectiveness during years when the circulating viruses do not match the 
strains selected for the vaccine antigens. Our mRNA seasonal influenza vaccine program has three different approaches. Our first 
approach – quadrivalent vaccine – is developing a quadrivalent seasonal influenza vaccine (mRNA-1010) based on WHO strain 
recommendations, including the hemagglutinins (HAs) of influenza A/H3N2 and A/H1N1 and the influenza B/Victoria- and B/
Yamagata-lineage strains. Our second approach – expanded coverage – is to provide an enhanced antigen selection opportunity to 
public health authorities with the potential for regional variation through addition of HA antigens. Our third approach – immunologic 
breadth – is to provide immunity by targeting additional antigens beyond HA to provide the broadest coverage. We also aim to work 
with the WHO, regulators and public health authorities to enable strain selection closer to the influenza season to provide a better 
match to the circulating viruses.

Although both influenza A and B cause seasonal epidemics, influenza A viruses lead to the majority of influenza-related 
hospitalization in adults. The influenza A/H3N2 subtype, in particular, is a significant cause of illness in older adults and is 
responsible for most of the recent influenza outbreaks and excess morbidity caused by the virus.

mRNA-1010 is a single investigational vaccine consisting of four distinct mRNA sequences that encode for the HAs of A/H1N1, A/
H3N2 and influenza B/Yamagata and B/Victoria lineages encapsulated in our proprietary LNP. mRNA-1011 and mRNA-1012 are 
investigational vaccines that will include the four WHO recommended strains and aim to add additional HA antigens (e.g. H3, H1). 
mRNA-1020 and mRNA-1030 are investigational vaccines that will add neuraminidase (NA) antigens.

Latest data and next steps

mRNA-1010 is currently being evaluated in two ongoing Phase 3 studies. One of these is a safety and immunogenicity study in adults 
18 years and older in the Southern Hemisphere (P301) and the other is an efficacy study in adults 50 years and older in the Northern 
Hemisphere (P302). In February 2023, we announced interim results from the P301 study. Interim results indicate that mRNA-1010 
achieved superiority on seroconversion rates for A/H3N2 and A/H1N1, as well as superiority on geometric mean titer ratios for A/
H3N2 and non-inferiority on geometric mean titer rations for A/H1N1. Non-inferiority was not met for either endpoints for the 
influenza B/Victoria- or B/Yamagata-lineage strains. mRNA-1010 showed an acceptable safety and tolerability profile.

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The ongoing P302 study in the Northern Hemisphere has accrued more than 200 PCR-confirmed cases. Consistent with the 
predominant circulation of A/H3N2 and A/H1N1 viruses during the current influenza season, more than 99% of confirmed cases in 
the study are caused by influenza A viruses. The first per protocol interim analysis of efficacy is expected to be reviewed by an 
independent Data and Safety Monitoring Board (DSMB) before the end of the first quarter of 2023. Based on those results, the DSMB 
will notify us whether the primary efficacy endpoint has been met or whether the study should continue accruing further cases towards 
the final analysis.

Our immunologic breadth influenza vaccines (mRNA-1020 & mRNA-1030) are currently being evaluated in an ongoing Phase 1/2 
trial, which is fully enrolled. Our expanded coverage influenza vaccines (mRNA-1011 & mRNA-1012) are in preclinical studies. 

RSV vaccine (mRNA-1345)

We are developing an RSV vaccine for children and adults. In older adults, mRNA-1345 reported positive topline Phase 3 efficacy 
results in January 2023; in pediatrics, mRNA-1345 is ongoing in a Phase 1 study. 

RSV is one of the most common causes of respiratory disease in children under the age of five and in older adults. Most children are 
infected at least once by age two. In the United States, it is estimated that over two million children younger than five receive medical 
attention and more than 86,000 are hospitalized due to RSV infection annually. RSV also causes a substantial burden of respiratory 
illness in older adults. RSV infection causes an estimated 177,000 hospitalizations and 14,000 deaths per year in adults aged 65 years 
or older in the United States.

mRNA-1345 encodes an engineered form of the RSV F protein stabilized in the prefusion conformation and is formulated in our 
proprietary LNP. We believe that neutralizing antibodies elicited by mRNA-1345 may lead to an efficacious RSV vaccine.

Latest data and next steps

In January 2023, we announced that mRNA-1345 had met primary efficacy endpoints in the pivotal Phase 3 trial in older adults, ages 
60 and older. mRNA-1345 demonstrated vaccine efficacy (VE) of 83.7% (95.88% CI: 66.1%, 92.2%; p<0.0001) against RSV-
associated lower respiratory tract disease (RSV-LRTD) as defined by two or more symptoms. The other primary efficacy endpoint 
against RSV-LRTD defined by three or more symptoms was also met, with a VE of 82.4% (96.36% CI: 34.8%, 95.3%; p=0.0078). 
mRNA-1345 was generally well-tolerated with no safety concerns identified by the DSMB. The overall rate of severe (Grade 3 or 
greater) solicited systemic adverse reactions was 4.0% for mRNA-1345 and 2.8% for placebo. The overall rate of Grade 3 or greater 
solicited local adverse reactions was 3.2% for mRNA-1345 and 1.7% for placebo. The study is ongoing, and an updated analysis of 
safety and tolerability will be provided at the time of regulatory submission.  

Based on the positive topline data from the pivotal Phase 3 efficacy trial, the FDA granted mRNA-1345 Breakthrough Therapy 
Designation for the prevention of RSV-LRTD in adults 60 years or older. We intend to submit mRNA-1345 to the FDA for regulatory 
approval for older adults in the first half of 2023.

The Phase 1 study of mRNA-1345 to evaluate the tolerability, reactogenicity and immunogenicity of mRNA-1345 in younger adults, 
older  adults,  older  adults  of  Japanese  descent,  women  of  child-bearing  age  and  children  with  serologic  evidence  of  prior  RSV 
exposure is fully enrolled and safety follow-up is ongoing. The age range of children in this de-escalation Phase 1 study is 12 to 59 
months. Phase 1 interim data from the older adult cohort showed that a single mRNA-1345 vaccination at 12.5, 25, 50, 100 or 200 µg 
increased neutralizing antibody titers against RSV-A and RSV-B and remained above baseline through at least six months. The 50 µg 
dose level was generally well-tolerated and increased neutralizing antibody titers against RSV-A by approximately 12-fold and against 
RSV-B approximately 9-fold and was selected for evaluation in a pivotal Phase 2/3 safety and efficacy study. 

hMPV/PIV3 vaccine (mRNA-1653)

We are developing a combination vaccine to address two viruses that are leading causes of respiratory infection.

Human  metapneumovirus  (hMPV)  and  human  parainfluenza  virus  3  (PIV3)  are  significant  causes  of  respiratory  tract  infections  in 
children. hMPV has been detected in 4% to 15% of patients with acute respiratory infections. hMPV causes disease primarily in young 
children  but  can  also  infect  adults,  older  adults  and  immunocompromised  individuals.  Infections  from  parainfluenza  virus  (PIV) 
account for up to 7% of acute respiratory infections among children younger than 5 years. Of the four PIV types identified, PIV3 most 
frequently results in infections and leads to the more serious lower respiratory tract infections compared to the other three PIV types.

mRNA-1653 is a single investigational vaccine consisting of two distinct mRNA sequences that encode the membrane F proteins of 
hMPV and PIV3, co-formulated in our proprietary LNP.

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Latest data and next steps 

A first-in-human dose-ranging study, mRNA-1653-P101, in healthy adults was completed in January 2020. This study evaluated the 
safety, reactogenicity and immunogenicity of a range of dose levels administered on a 1- or 2-dose vaccination schedule compared 
with a placebo control, with a 13 month follow-up period. mRNA-1653 was generally well-tolerated at all dose levels. A single dose 
of mRNA-1653 boosted serum neutralization titers against hMPV and PIV3, and the magnitude of the boost was similar at all dose 
levels. The Month 1 to baseline geometric mean ratio (GMR) for the pooled mRNA-1653 treatment groups was approximately 6 for 
hMPV and 3 for PIV3. A second vaccination did not impact the magnitude of hMPV or PIV3 neutralization titers measured at Month 
2.  The  hMPV  neutralizing  antibody  titers  remained  above  baseline  at  all  dose  levels  through  Month  13,  and  the  PIV3  neutralizing 
antibody titers remained above baseline at all dose levels through Month 7.

We are conducting a Phase 1b trial to evaluate mRNA-1653 in healthy adults and children aged 12 to 59 months. The Phase 1b trial is 
a randomized, observer-blinded, placebo-controlled, dose-ranging trial to evaluate the safety and immunogenicity of two dose levels 
of mRNA-1653 in healthy adults (18 to 49 years of age) and two dose levels in children (12 to 59 months of age) with serologic 
evidence of prior hMPV and PIV3 exposure. The study is fully enrolled. 

Combination vaccines (mRNA-1073, mRNA-1230, mRNA-1045 and mRNA-1365)

Our vision is to develop combination respiratory products to protect against a range of respiratory diseases.  

mRNA-1073, our COVID-19 and seasonal flu combination vaccine, is fully enrolled in a Phase 1/2 study. mRNA-1073 encodes for 
the COVID-19 spike protein and the flu HA glycoproteins. Phase 1 studies have started for both mRNA-1230, our COVID-19, 
seasonal flu and RSV combination vaccine, and mRNA-1045, our seasonal flu and RSV combination vaccine. mRNA-1230 encodes 
for the COVID-19 spike protein, the flu HA glycoproteins and the RSV prefusion F glycoprotein. mRNA-1045 encodes for RSV 
prefusion F glycoprotein and the flu HA glycoprotein. 

We are conducting a Phase 1 trial of mRNA-1365, our pediatric RSV and hMPV combination vaccine, which has dosed its first 
participants. mRNA-1365 encodes for the RSV prefusion F glycoprotein and the hMPV F protein. 

Infectious disease vaccines: Vaccines against latent viruses

CMV vaccine (mRNA-1647)

Our CMV program targets prevention of CMV infections, which could reduce the risk of birth defects.

Human CMV is a common human pathogen and member of the herpes virus family. Congenital CMV results from infected mothers 
transmitting the virus to their unborn child and it is the leading infectious cause of birth defects in the United States, with 
approximately 25,000 newborns in the U.S. infected annually. There is currently no available vaccine for CMV and a vaccine that 
leads to durable immunity in women of child-bearing age would address a critical unmet need in the prevention of congenital CMV 
infection. 

Our CMV vaccine candidate, mRNA-1647, combines six mRNAs in one vaccine, which encode for two proteins located on the 
surface of CMV: five mRNAs encode the subunits that form the membrane-bound pentamer complex and one mRNA encodes the 
full-length membrane-bound glycoprotein B (gB). Both pentamer and gB are essential for CMV to infect barrier epithelial surfaces 
and gain access to the body, which is the first step in CMV infection. mRNA-1647 is designed to produce an immune response against 
both pentamer and gB for the prevention of CMV infection.

Adult population: Latest data and next steps

Phase 1 and 2 studies of mRNA-1647 demonstrated functional antigen-specific responses that support the vaccine candidate’s 
potential to prevent CMV infection. Interim data from the Phase 2 study of mRNA-1647 showed that mRNA-1647 was generally 
well-tolerated at the 50, 100 and 150 μg dose levels. In CMV-seronegative participants, neutralizing antibody GMTs against epithelial 
cell infection were at least 20-fold higher than the baseline GMT of the CMV seropositive group, and neutralizing antibody GMTs 
against fibroblast infection approximated the baseline GMT of the CMV-seropositive group in the total mRNA-1647 treatment groups 
after the third vaccination. In CMV positive participants, neutralizing antibody GMTs against epithelial cell infection increased to at 
least 6.8-fold over baseline, and neutralizing antibody GMTs against fibroblast infection increased to approximately 2-fold over 
baseline in mRNA-1647 treatment groups after the third vaccination.

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Based on the safety and immunogenicity data from the interim analysis of the Phase 2 study, the 100 μg dose was chosen for the Phase 
3 study. The first participant in the Phase 3 study, known as CMVictory, was enrolled in October 2021. The study is evaluating the 
safety and efficacy of mRNA-1647 against primary CMV infection in female participants 16 to 40 years of age and seeks to enroll 
7,300 participants. The study is over 40% enrolled in the United States, Japan and internationally. Timing of the readout will depend 
upon the number of CMV cases accrued in the study.

Pediatric population:  Clinical update

A Phase 1/2a study of mRNA-1647 at the 25, 50 and 100 ug dose levels in participants nine to 15 years of age enrolled the first 
participant in November 2022. The study is evaluating the safety and immunogenicity of mRNA-1647 to select a dose level for 
subsequent development in this age group. 

EBV vaccine (mRNA-1189 & mRNA-1195)

We are developing two EBV vaccine candidates – a vaccine to prevent infectious mononucleosis and another vaccine to prevent the 
longer term sequelae of EBV infection.

EBV is a member of the herpesvirus family that is related to CMV and infects approximately 90% of people in the U.S. by adulthood, 
with primary infection typically occurring during childhood or late adolescence (approximately 50% and 89% seropositivity, 
respectively). EBV is the major cause of infectious mononucleosis in the U.S., accounting for over 90% of the approximately one to 
two million cases of infectious mononucleosis in the U.S. each year. Infectious mononucleosis can debilitate patients for weeks to 
months and, in some cases, can lead to hospitalization due to complications such as splenic rupture. EBV infection is also associated 
with the development and progression of certain lymphoproliferative disorders, cancers and autoimmune diseases. In particular, EBV 
infection and infectious mononucleosis are associated with increased risk of developing multiple sclerosis, an autoimmune disease of 
the central nervous system.

Similar to our CMV vaccine (mRNA-1647) product concept, we believe that an effective EBV vaccine must generate an immune 
response to antigens that are required for viral entry in most of the susceptible cell types. We have thus designed one of our EBV 
vaccine candidates, mRNA-1189, to elicit an immune response to EBV envelope glycoproteins gp220 as well as gp42, and the gH/gL 
complex, which are required for infection of both epithelial and B cells. mRNA-1189 contains four mRNAs encoding for these 
proteins encapsulated in our proprietary LNPs. mRNA-1195 encodes for additional antigens and will be investigated in the context of 
post-transplant lymphoproliferative disorders and multiple sclerosis.

Latest data and next steps

We are conducting a Phase 1, randomized, observer-blind, placebo-controlled study of mRNA-1189. The primary purpose of the 
Phase 1 study is to assess safety, tolerability and immunogenicity of mRNA-1189 in healthy adults ages 18 to 30. We announced the 
dosing of the first participant in January 2022 and we expect to enroll approximately 270 participants. Our EBV therapeutic vaccine 
candidate, mRNA-1195, is in preclinical studies.

HSV vaccine (mRNA-1608)

We are developing a herpes simplex virus (HSV) vaccine candidate against HSV-2 disease.

Herpes simplex viruses (commonly known as herpes) are categorized into two types: HSV-1 infects the mouth, face and genitals, and 
HSV-2 primarily infects the genitals. Both viruses establish life-long latent infections within nearby sensory neurons from which they 
can reactivate and re-infect the skin. There is a significant burden of disease from HSV genital infections. Diagnosed, symptomatic 
genital herpes causes a reduction in quality of life, which antivirals (current standard of care) only partially restore. In the United 
States, approximately 18.6 million adults ages 18 to 49 years are living with HSV-2. Globally, an estimated 492 million persons have 
HSV-2 infection, representing 13% of the world’s population aged 15 to 49 years. 

We believe that an HSV vaccine could deliver similar efficacy as suppressive antiviral treatments and could improve compliance and 
quality of life. We aim to induce a strong antibody response with neutralizing and effector functionality combined with cell-mediated 
immunity. 

Latest data and next steps 

Our HSV vaccine candidate (mRNA-1608) is currently in preclinical studies. 

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VZV vaccine (mRNA-1468)

We are developing a varicella-zoster virus (VZV) vaccine candidate to reduce the rate of herpes zoster (shingles).

Herpes zoster occurs in approximately one in three adults in their lifetime and incidence significantly increases at approximately 50 
years of age. Protective immunity against VZV wanes as the immune system ages, allowing reactivation of the virus from latently 
infected neurons, causing painful and itchy lesions. Serious herpes zoster complications include postherpetic neuralgia (10-13% of 
herpes zoster cases), bacterial coinfections, and cranial and peripheral palsies; 1-4% of individuals with herpes zoster cases are 
hospitalized for complications. Severity of disease and likelihood of complications, including postherpetic neuralgia (PHN) also 
increases with age. People with immunocompromising conditions, people with autoimmune disease using immunosuppressive 
therapies, people living with HIV and hematopoietic stem cell (HSCT) and organ transplant recipients have an increased risk of 
developing herpes zoster. The current standard of care is ShingrixTM, an FDA-approved vaccine for the prevention of shingles (herpes 
zoster) in adults 50 years and older. It is more than 90% effective against herpes zoster in adults aged 50-70 with only a slight 
reduction in efficacy for adults over age 70.

Our VZV vaccine candidate (mRNA-1468) is designed to express VZV glycoprotein E (gE) to reduce the rate of herpes zoster, and 
uses our proprietary LNP.

Latest data and next steps 

In February 2023, the first participant was dosed in our Phase 1/2 head-to-head study of mRNA-1468 against Shingrix.

HIV vaccine (mRNA-1644 & mRNA-1574)

We are developing two HIV vaccine candidates – one approach is to test a novel HIV vaccine strategy in humans for eliciting broadly 
neutralizing HIV-1 antibodies (bnAbs) and the second approach is to test novel HIV trimer designs in humans. 

HIV is the virus responsible for acquired immunodeficiency syndrome (AIDS), a lifelong, progressive illness with no effective cure. 
Approximately 38 million people worldwide are currently living with HIV, with 1.2 million in the U.S. Approximately 1.5 million 
new infections of HIV are acquired worldwide every year and approximately 680,000 people die annually due to complications from 
HIV/AIDS. The primary routes of transmission are sexual intercourse and IV drug use, putting young adults at the highest risk of 
infection. From 2000 to 2015, a total of $562.6 billion globally was spent on care, treatment and prevention of HIV, representing a 
significant economic burden.

In collaboration with the International AIDS Vaccine Initiative (IAVI) and the Bill & Melinda Gates Foundation, mRNA-1644 is 
testing a novel HIV vaccine strategy in humans as delivered by mRNA to elicit broadly neutralizing HIV-1 antibodies (bnAbs) 
through sequential vaccination of novel prime and boost antigens that induce specific B-cell responses. In collaboration with IAVI and 
the HIV Vaccine Trials Network, mRNA-1574 is testing multiple native-like HIV trimer mRNAs in humans to improve our 
understanding of how to make stable and immunogenic native-HIV trimers. 

Latest data and next steps

Both mRNA-1644 and mRNA-1574 are in ongoing Phase 1 clinical trials. 

Infectious disease vaccines: Public health vaccines

Zika vaccine (mRNA-1893)

In partnership with BARDA, we are conducting a Phase 2 clinical trial for our Zika vaccine. 

The Zika virus is a single stranded RNA virus of the Flaviviridae family. Seroepidemiology data suggest that it is endemic to regions 
of Africa and Asia where the Aedes mosquito vectors are found. Zika virus is predominantly spread by mosquitos from the Aedes 
genus, but it can also be transmitted congenitally, sexually and through blood donation. Zika infection is usually asymptomatic or mild 
in adults, leading to fever, rash and conjunctivitis. However, infection of women during pregnancy can result in devastating 
microcephaly in newborns. Microcephaly is a birth defect characterized by an abnormally small head and brain, associated with 
lifelong neurodevelopmental delay, seizures, intellectual disability, balance problems and dwarfism / short stature, resulting in 
significant disability and requiring lifelong support. In 2007, a Zika infection outbreak progressed across the Pacific islands. An 
outbreak observed in Brazil in 2015 soon spread across the Americas. This led to the WHO declaring Zika a public health emergency 
of international concern in 2016. During the period, there were tens of thousands of cases of microcephaly and congenital Zika 
syndrome reported in infants and of resulting neurological sequelae such as Guillain-Barré syndrome reported in adults.

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Our Zika vaccine candidate, mRNA-1893, encodes for the prME structural protein encapsulated in our proprietary LNP. 

Latest data and next steps

In 2020, we announced positive data from our Phase 1 clinical trial, which enrolled four cohorts (10, 30, 100 and 250 µg). 
mRNA-1893 was safe and well-tolerated at the 10 and 30 µg dose level. In the flavivirus-seronegative group, seroconversion rates 
after the second vaccination reached 94.4% at the 10 µg dose level and 100% in the 30 µg dose level (PRNT50). In the flavivirus-
seropositive group, the percentage of participants achieving a 4-fold boost in pre-existing PRNT50 titers after the second vaccination 
reached 50% in the 10 µg dose level and 75% in the 30 µg dose level (PRNT50). 

We are currently conducting a Phase 2 study in the United States and Puerto Rico to evaluate mRNA-1893 in approximately 800 
participants. The randomized, placebo-controlled study aims to evaluate the safety, tolerability and reactogenicity of mRNA-1893, as 
well as evaluate the immunogenicity of two dose levels of mRNA-1893 (one-dose or two-dose schedule) compared to placebo. The 
study is fully enrolled. 

Nipah vaccine (mRNA-1215) 

In collaboration with the NIH-Vaccine Research Center (VRC), we have started a Phase 1 study for our Nipah vaccine. 

Nipah virus (NiV) is a zoonotic virus transmitted to humans from animals, contaminated food or through direct human-to-human 
transmission and causes a range of illnesses including fatal encephalitis. Severe respiratory and neurologic complications from NiV 
have no treatment other than intensive supportive care. The case fatality rate among those infected is estimated at 40-75%. NiV 
outbreaks cause significant economic burden to impacted regions due to loss of human life and interventions to prevent further spread, 
such as the slaughter of infected animals. NiV has been identified as the cause of isolated outbreaks in India, Bangladesh, Malaysia 
and Singapore since 2000 and is included on the WHO R&D Blueprint list of epidemic threats needing urgent R&D action. 

Latest data and next steps

mRNA-1215, our vaccine candidate against NiV, was co-developed along with the NIH’s VRC. The Phase 1 clinical trial is ongoing, 
and testing will be focused on pandemic preparedness. This Phase 1 dose-escalation, open-label clinical trial is the first study of 
mRNA-1215 in healthy adults to evaluate the safety, tolerability and immunogenicity of a NiV mRNA vaccine candidate. The trial is 
sponsored and funded by NIAID.

SYSTEMIC SECRETED AND CELL SURFACE THERAPEUTICS MODALITY

Our systemic secreted and cell surface therapeutics modality currently has two active development programs, of which one has entered 
the clinic. We have discontinued the IL-2 mutein program (mRNA-6231) that was previously in this modality. 

Relaxin (mRNA-0184) 

Relaxin is a vasoactive peptide associated with cardiovascular remodeling; mRNA-0184 encodes for a relaxin fusion protein which is 
being developed to treat decompensated heart failure. 

Relaxin is a naturally occurring hormone that has been shown to promote vasodilation and angiogenesis, regulate extracellular matrix 
turnover, and suppress arrhythmias post myocardial infarction. Relaxin plays an important role in women in pregnancy, but in 
addition, studies have pointed to its vasodilatory, antifibrotic, anti-inflammatory and other protective effects on multiple organs. There 
is a large body of evidence to support relaxin’s clinical potential in several therapeutic areas, with its impact on cardiovascular 
diseases having been studied in both preclinical and clinical settings. Though prior studies have failed to demonstrate long-term 
benefit in clinical studies, we believe a novel approach can overcome potential flaws of previous approaches.

mRNA-0184 is being developed to treat decompensated heart failure. Acute heart failure is defined as the new onset or worsening of 
symptoms and signs of heart failure. In developed countries, heart failure has become a substantial public health problem, affecting 
2% of the adult population and acute heart failure is the most frequent cause of unplanned hospital admission in patients over 65 years 
of age. mRNA-0184 encodes for the relaxin fusion protein. The mRNA sequence of mRNA-0184 is engineered to increase protein 
expression and prolong half-life.

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Latest data and next steps

In December 2022, we initiated dosing in a Phase 1 trial for mRNA-0184. Our Phase 1 trial is an adaptive, open-label, single 
ascending dose to single-blind, placebo-controlled, multiple ascending dose study to evaluate the safety, tolerability, 
pharmacokinetics, and pharmacodynamics of mRNA-0184 in participants with chronic heart failure.

PD-L1 (mRNA-6981)

PD-L1 is a co-inhibitory receptor that can induce anergy in programmed cell death protein 1 (PD-1)-expressing T cells and we intend 
to induce expression of PD-L1 on myeloid cells to send a tolerizing signal to immune cells in their environment in order to treat 
autoimmune diseases.

The PD-L1/PD-1 pathway has a critical function in immune regulation and promotes development and function of Tregs. PD-L1 is a 
transmembrane protein expressed on antigen presenting cells, such as dendritic cells and macrophages, activated T cells, B cells, and 
monocytes as well as peripheral tissues. Its cognate receptor, PD-1, is a co-inhibitory transmembrane protein expressed on T cells, B 
cells, natural killer cells and thymocytes. Preclinical mouse models deficient in PD-1 spontaneously develop a variety of autoimmune 
diseases such as arthritis, myocarditis, lupus-like glomerulonephritis and type 1 diabetes, demonstrating the critical role of the PD-L1/
PD-1 interaction in maintaining tolerance to self-antigens. Additionally, treatment of cancer patients with PD-1 or PD-L1 inhibitors 
sometimes results in immune-related adverse events, including the development of hepatitis, dermatitis and colitis, demonstrating the 
role of PD-1/PD-L1 in human autoimmune reactions.

We believe our PD-L1 therapy may augment PD-L1 expression on cell types similar to those that endogenously express it, and by 
reducing immune activation, potentially reduce the clinical manifestations of a variety of autoimmune diseases. Our intent is to use our 
platform to influence myeloid cells, including dendritic cells, to provide additional co-inhibitory signals by augmenting endogenous 
expression of PD-L1. We believe that this tolerizing signal to lymphocytes may limit autoreactivity in the context of ongoing 
autoimmune pathology without severe and global suppression of the immune system. Given that our platform allows us to modify 
myeloid cells in situ, our approach to the creation of a tolerogenic environment may provide unique benefits in treating autoimmune 
diseases by seeking to restore immune homeostasis.

Latest data and next steps

We have investigated mRNA-6981 in a range of preclinical models of autoimmune and related diseases, including arthritis, type 1 
diabetes, colitis and graft-versus-host disease, and observed disease-modifying activity. We have determined that the current design of 
mRNA-6981 does not meet our criteria for advancement to the clinic. PD-L1 continues to be an area of interest, and we are currently 
evaluating other preclinical mRNA candidates. 

CANCER VACCINES MODALITY 

Our cancer vaccines modality currently has three development programs, all of which have entered the clinic. We have regained all 
rights to our KRAS vaccine candidate (mRNA-5671) from Merck and we are evaluating next steps for the program.  

Personalized Cancer Vaccine (PCV) (mRNA-4157)

PCV encodes for up to 34 neoantigens designed against an individual patient’s tumor mutations. We reported positive top-line data 
for our Phase 2 trial in December 2022; in February 2023, mRNA-4157 received a Breakthrough Therapy Designation from the FDA.

As tumors grow, they acquire mutations, some of which create new protein sequences, or neoantigens, that can be presented on human 
leukocyte antigen (HLA) molecules in the tumor and recognized as non-self by T cells. These neoantigens can be shared or are 
completely unique to an individual patient’s tumor. In addition to the neoantigens being unique and patient specific, the presentation 
of those neoantigens is also dependent on a patient’s specific HLA type. Identification of patient-specific HLA type and tumor 
neoantigens through next generation sequencing paired with our proprietary, in silico design of each patient’s mRNA vaccine and 
rapid manufacturing for a specific patient allows us to rapidly deliver a completely unique and personalized medicine to patients.

Our personalized cancer vaccine program, mRNA-4157, consists of an mRNA that encodes up to 34 neoantigens, predicted to elicit 
both class I (CD8) and class II (CD4) responses, designed against each individual patient’s tumor mutations and specific to their HLA 
type. The neoantigens are encoded in a single mRNA sequence and formulated in our proprietary LNPs designed for intramuscular 
injection. The mRNA sequence is then manufactured using an automated workflow to enable a rapid turnaround time. 

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We are developing mRNA-4157 in collaboration with Merck. In September 2022, Merck exercised its option for personalized cancer 
vaccines, including mRNA-4157, pursuant to the terms of our existing PCV Collaboration and License Agreement with Merck, which 
was amended and restated in 2018 (PCV Agreement). Pursuant to the PCV Agreement, we and Merck will collaborate on further 
development and commercialization of mRNA-4157, and we will share costs and any profits and losses worldwide related to 
mRNA-4157 equally.

Latest data and next steps

In December 2022, we announced that the randomized Phase 2 trial of mRNA-4157 had met its primary endpoint. The open-label 
Phase 2 study is investigating a 1 mg dose of mRNA-4157 in combination with Merck’s pembrolizumab (KEYTRUDA®), compared 
to pembrolizumab alone, for the adjuvant treatment of high-risk resected melanoma. The study showed that mRNA-4157 in 
combination with KEYTRUDA reduced the risk of recurrence or death by 44% (HR=0.56 [95% CI, 0.31-1.08]; one-sided p 
value=0.0266) compared with KEYTRUDA alone. The results are the first demonstration of efficacy for an investigational mRNA 
cancer treatment in a randomized clinical trial in melanoma. Adverse events observed were consistent with those previously reported 
in a Phase 1 clinical trial, which showed mRNA-4157 to be well-tolerated at all dose levels. We and Merck plan to discuss results with 
regulatory authorities and to initiate a Phase 3 study in adjuvant melanoma in 2023 and rapidly expand to additional tumor types, 
including non-small cell lung cancer (NSCLC). In February 2023, mRNA-4157 received a Breakthrough Therapy Designation from 
the FDA.

KRAS Vaccine (mRNA-5671)

Enrollment has closed in the Phase 1 study led by Merck; we have retained all rights to our KRAS vaccine (mRNA-5671) from Merck 
and we are evaluating next steps for the program.

Oncogenic driver mutations that encode targetable T cell neoantigens have considerable potential therapeutic implications: (1) driver 
mutations are subject to positive selection, as they confer survival advantages for the tumor, and (2) such neoantigens could be shared 
between patients, enabling an easier approach to developing and manufacturing such therapeutic or curative interventions.

KRAS is a frequently mutated oncogene in epithelial cancers, primarily lung, colorectal cancer (CRC) and pancreatic cancers. The 
four most prevalent KRAS mutations associated with these malignancies are G12D, G12V, G13D, and G12C, which constitute 80% to 
90% of KRAS mutations.

Latest data and next steps 

Enrollment has closed in the Phase 1 open-label, multi-center study to evaluate the safety and tolerability of mRNA-5671 both as a 
monotherapy and in combination with pembrolizumab, led by Merck. We have retained all rights to our KRAS vaccine (mRNA-5671) 
from Merck and we are evaluating next steps for the program.

Checkpoint cancer vaccine (mRNA-4359)

We are developing a checkpoint cancer vaccine that encodes antigens for Indoleamine 2,3-dioxygenase (IDO) and programmed death-
ligand 1 (PD-L1) antigens.  

Our checkpoint vaccine candidate aims to stimulate effector T cells that target and kill suppressive immune and tumor cells that 
express IDO and PD-L1 antigens. Following vaccine-mediated activation, IDO- and PD-L1-specific T cells kill immunosuppressive 
(regulatory) immune cells and cancer cells. Cancer cell killing and the reduction of regulatory immune cells tip the balance towards 
productively inflammatory immune cells with signaling molecules “heating up” the tumor microenvironment, which leads to 
additional tumor killing by vaccine-activated T cells. T cell priming leads to recognition of additional tumor-associated antigens and to 
more tumor killing by tumor-specific cytotoxic T cells. Systemic PD-1/PD-L1 blockade may further amplify the effect, leading to 
further immune activation and superior disease control. 

Our initial indications for our checkpoint vaccine candidate are advanced or metastatic cutaneous melanoma and NSCLC. Melanoma 
is the fifth most common cancer diagnosis in the U.S. It accounts for approximately 5% of all new cancer diagnoses and 1.5% of all 
cancer-related deaths. Cutaneous melanoma is a cancer that starts in the melanocytes (pigment-producing cells) of the skin. If 
diagnosed at the local stage, the 5-year survival rate is approximately 95%. However, for regional or metastatic disease (stage IIIB+), 
5-year survival rates decline to approximately 30 to 60%. Current standard of care pembrolizumab, nivolumab or the combination of 
nivolumab + ipilimumab.   

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NSCLC frequently goes undetected, remaining asymptomatic until it has progressed to later stages. Approximately 115,000 people are 
diagnosed with metastatic NSCLC or progress to metastatic disease annually in the United States. The current approach to treatment of 
metastatic NSCLC treatment is directed by the presence of PD-L1 expression. If tumor PD-L1 expression is greater than 50% 
pembrolizumab or atezolizumab monotherapy are preferred, while a combination of chemotherapy and pembrolizumab is preferred for 
patients with PD-L1 expression less than 50%.

Latest data and next steps 

We started dosing the first patients in a Phase 1 study of mRNA-4359 in September 2022.

INTRATUMORAL IMMUNO-ONCOLOGY MODALITY

Our intratumoral immuno-oncology modality currently has two development programs, both of which are in the clinic. 

OX40L/IL-23/IL-36γ (Triplet) (mRNA-2752)

Triplet includes three mRNAs encoding human OX40L, interleukin 23 (IL-23) and interleukin 36 gamma (IL-36γ), that are 
encapsulated in our proprietary LNP and administered intratumorally. 

Despite recent advances in immune-mediated therapies for cancer, the outlook for many patients with advanced cancer is poor. We are 
developing Triplet (mRNA-2752) and other programs to drive anti-cancer T cell responses by transforming cold tumor 
microenvironments into productive, “hotter” immune landscapes with local intratumoral therapies. Triplet (mRNA-2752) utilizes the 
intrinsic advantage of mRNA to multiplex and to produce membrane and secreted proteins with mRNA in a single investigational 
medicine. Triplet (mRNA-2752) includes three mRNAs encoding human OX40L, IL-23 and IL-36γ that are encapsulated in our 
proprietary LNP and administered intratumorally. OX40L is a membrane protein, whereas IL-23 and IL-36γ are secreted cytokines. 
We believe our approach has the advantage of localized high concentration gradients of IL-23 and IL-36γ compared to recombinant 
proteins administered systemically or intratumorally. Additionally, the mRNA for OX40L encodes for the wild type membrane 
protein, which we believe recombinant protein technologies cannot enable.

We are developing Triplet (mRNA-2752) for the treatment of advanced or metastatic solid tumor malignancies or lymphoma as a 
single agent or in combination with checkpoint inhibitors. 

Latest data and next steps

mRNA-2752 is ongoing in a Phase 1 open-label, multicenter, dose-escalation study. This study is evaluating the safety and tolerability 
of escalating intratumoral injections of mRNA-2752 alone and in combination with PD-L1 inhibitor (durvalumab) to define the 
maximum tolerated dose (MTD) or a recommended dose for expansion (RDE). The study consists of dose escalation in superficial/
palpable lesions (Arms A and B) and dose confirmation of safety in deep-seated lesions (Arm B), followed by dose expansion in select 
advanced solid tumors, including triple negative breast cancer (TNBC), urothelial carcinoma, lymphona, immune checkpoint 
refractory melanoma and NSCLC. An additional Arm C has been added in neoadjuvant cutaneous melanoma to explore an alternate 
administration schedule.

We previously announced the interim results of Arm A in 2020. In 2021, we announced that the Phase 1 study demonstrates that 
Triplet given in combination with AstraZeneca’s durvalumab (IMFINZI®) was tolerated at all dose levels tested and elicited evidence 
of anti-tumor activity. The RDE is up to of 4 mg mRNA-2752 + durvalumab. The study also demonstrated evidence of 
immunomodulation and expected pharmacodynamics in the tumor immune microenvironment (TME) of both injected and un-injected 
lesions, in both monotherapy and combination cases, as indicated by increases in proliferating (activated) T cells, PD-L1 levels 
(marker of interferon signaling), and T cell-inflamed (GEP) and DC transcriptional signature score, with greatest changes observed in 
patients with clinical benefit.

Interim efficacy data were reported in 2022 for the TNBC and melanoma expansion cohorts. mRNA-2752 given as monotherapy and 
in combination with durvalumab was generally well-tolerated at all dose levels studied. Administration of intratumoral mRNA-2752 
was associated with tumor shrinkage in both injected and non-injected lesions in both monotherapy and in combination with 
durvalumab. Durable responses have been observed across multiple tumor types and enrollment is ongoing in the lead indications in 
TNBC and melanoma. These data support the ongoing testing of mRNA-2752 in combination with durvalumab in Arm B of the Phase 
1 study. 

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IL-12 (mRNA-2905)

We are developing a mRNA that encodes for IL-12 encapsulated in our proprietary LNP delivered intratumorally. In the third quarter 
of 2022, AstraZeneca terminated our collaboration for the IL-12 program, and we are evaluating next steps for the program.  

One strategy for cancer patients with immunologically cold tumors is to transform the tumor microenvironment by introducing pro-
inflammatory cytokines directly into tumors or draining lymph nodes. In collaboration with AstraZeneca, we worked to develop 
MEDI1191, which is an mRNA for IL-12 encapsulated in our proprietary LNP, to be delivered intratumorally. Systemic 
administration of recombinant IL-12 protein was poorly tolerated in early clinical trials and exhibited generally low response rates. 
MEDI1191 can enhance the immune response by positively impacting both antigen presenting cells and T cells, and local, 
intratumoral expression of IL-12 can potentially improve tolerability compared to systemic protein treatments.

MEDI1191 was developed for the treatment of advanced or metastatic solid tumors in combination with a checkpoint inhibitor. 
MEDI1191 consists of our proprietary LNP encapsulating an mRNA for human IL-12B (p40) and IL-12A (p35) subunits. The mRNA 
produces a single-chain fusion protein of the IL-12B and IL-12A subunits, with a linker between the subunits. The mRNA sequence 
has been engineered to enhance protein production and is designed to decrease the amount of protein that might be made in 
hepatocytes for better tolerability.

Latest data and next steps

In preclinical studies, treatment with IL-12 transformed the tumor microenvironment, with notable activation of natural killer and 
dendritic cells, and an increase in cytotoxic lymphocytes. In 2021, we presented IL-12 data that show evidence of antitumor activity in 
injected and non-injected lesions as well as pharmacodynamic effects such as increased IL-12, Interferon gamma (IFNγ) and 12, and 
inflammatory transcriptome. We are currently evaluating next steps for the program after its return from AstraZeneca.

REGENERATIVE THERAPEUTICS MODALITY

Our regenerative therapeutics modality currently has one development program, which is in the clinic. 

VEGF-A (AZD8601)

VEGF-A is a localized therapeutic encoding for the VEGF-A protein and addressing ischemic heart failure. In the third quarter of 
2022, AstraZeneca terminated our collaboration for the VEGF-A program, and we are evaluating next steps for the program.

Heart disease is the leading cause of death in the United States, accounting for one in every four deaths, and is often due to the 
inability of adults to regenerate heart tissue. Current approved therapies do not specifically address heart regeneration. Previous 
attempts at cardiac regeneration have included stem cell grafting and gene therapy, but have faced challenges with safety or efficacy. 
Several treatments are available for patients with ischemic heart failure. Current treatments include revascularization of the coronary 
arteries to relieve symptoms and improve cardiac function and therapies that reduce blood pressure or potentially help eliminate excess 
fluids in congested tissues, including: beta-blockers, angiotensin-converting enzyme inhibitors, angiotensin II inhibitors, and 
aldosterone receptor blockers as diuretics. However, adult humans are unable to regenerate myocardium tissue following injury and 
the treatment options described above cannot compensate for this. 

Vascular Endothelial Growth Factor A (VEGF-A) is a potent angiogenic factor that promotes growth of blood vessels and acts as a 
powerful promoter of blood vessel growth. Systemic injection of VEGF-A protein increases VEGF-A exposure throughout the body, 
which can lead to side effects, but is very short-lived in circulation. Therefore, any therapy involving VEGF-A needs to be localized to 
elevate local protein concentration and drive revascularization while minimizing systemic side effects. AstraZeneca has opted to 
pursue the localized application of VEGF-A mRNA in a simple saline formulation in the heart muscle to elevate local protein 
concentration for longer periods due to increased local protein production. This potentially allows for an extended pharmacodynamic 
effect at the specific site of injection compared to systemic or local administration of a recombinant protein version of VEGF-A.

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Latest data and next steps

In preclinical studies of myocardial infarction, direct injection in the heart muscle (myocardium) of VEGF-A mRNA led to elevated 
cardiac VEGF-A protein levels and improved cardiac function. The Phase 1a/b study was a randomized, double-blind, placebo-
controlled study in men with type 2 diabetes mellitus conducted in Europe. VEGF-A mRNA was administered by intradermal 
injection into the forearm skin in single ascending doses. Administration of AZD8601 demonstrated protein production and changes in 
local blood flow in diabetic patients. Tolerability of our mRNA injected intradermally was demonstrated for all dose levels. The only 
causally treatment-related adverse events were mild injection-site reactions, occurring in 32 of 33 participants receiving VEGF-A 
mRNA across both parts of the study design. All adverse events of injection-site reaction were of mild intensity. No deaths, serious 
adverse events, or adverse events leading to discontinuation occurred.

AstraZeneca also progressed VEGF-A (AZD8601) to a randomized, placebo-controlled, double-blind, multicenter, 6-month, Phase 2a 
clinical trial of the safety, tolerability, and exploratory efficacy of epicardial injections of AZD8601 in patients with stable coronary 
artery disease and moderately decreased left ventricular ejection fraction (LVEF) who are undergoing coronary artery bypass graft 
surgery. Exploratory efficacy endpoints included LVEF, NT-proBNP (a biomarker which measures the level of a hormone which is 
elevated in patients with heart failure), and functional patient reported outcomes. In 2021, the Phase 2 study met the primary endpoint 
of safety and tolerability of AZD8601 for the 3 mg dose. Numerical trends were observed in endpoints in the heart failure efficacy 
domains compared with placebo, including increase in LVEF and patient reported outcomes. In addition, all seven patients treated 
with AZD8601 had NT-proBNP levels below heart failure (HF) limit at 6 months follow-up compared to one of four patients treated 
with placebo. We are currently evaluating next steps for the program after its return from AstraZeneca. 

SYSTEMIC INTRACELLULAR THERAPEUTICS 

Our systemic intracellular therapeutics modality currently has six development programs, three of which are in the clinic. 

Propionic acidemia (PA) (mRNA-3927)

PA is an inherited metabolic disorder with significant morbidity and mortality; our mRNA therapy is ongoing in a Phase 1/2 trial, 
aiming to produce an intracellular, mitochondrial enzyme complex to treat the disorder.

PA is a serious inborn error of metabolism disorder with significant morbidity and mortality. There are approximately 325-2,000 PA 
patients in the United States based on estimated birth prevalence (0.2-1.2:100,000 newborns) and mortality rates. The vast majority of 
patients present with life-threatening metabolic crises during the first few days or weeks of life, with mortality rates ranging from 
13-53% during the neonatal period. The cardinal feature of the disorder is the occurrence of life-threatening acute metabolic 
decompensations that are more frequent in the first few years of life. These metabolic decompensation events (MDEs) occur when 
there is a build-up of toxic metabolites. Longer term sequelae include cardiac complications (cardiomyopathy, arrhythmias) and severe 
neurologic complications. The disorder is caused by a defect or deficiency in PCC, an enzyme that is one step upstream in the same 
metabolic pathway as the MUT enzyme that is deficient in methylmalonic acidemia (MMA), as further described below. PCC is a 
complex hetero-dodecamer enzyme composed of six alpha subunits (PCCA) and six beta subunits (PCCB). The disorder is autosomal 
recessive, with affected individuals generally having loss-of-function mutations in either PCCA or PCCB enzyme (and in rare 
instances, mutations in both PCCA and PCCB). The disorder is biochemically characterized by the accumulation of toxic metabolites 
such as 3-hydroxypropionic acid and 2-methylcitrate, among others, and these metabolites may be used as biomarkers of disease. 
There is no approved therapy for PA to treat the underlying defect, including no enzyme replacement therapy, due to the complexity of 
PCC and mitochondrial localization. 

We are developing an IV-administered combination mRNA therapy, which contains two mRNAs, one for each of the subunits of PCC 
(PCCA and PCCB) encapsulated in our proprietary LNP (the same LNP formulation as mRNA-1944). The intent is to potentially treat 
the entire PA population, regardless of whether an individual has a defect or deficiency in the PCC alpha or beta subunit. The mRNA 
sequences have been engineered to improve protein translation and encode enzymatically-active PCC with the proper subcellular 
localization in the mitochondria.

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Latest data and next steps

The Phase 1/2 clinical trial for mRNA-3927, the Paramount Study, is ongoing and we have fully enrolled the first four cohorts. An 
independent safety monitoring committee has approved moving to fifth cohort (0.9 mg/kg). The objective of the study is to evaluate 
the safety and pharmacology of mRNA-3927 in patients 1 year of age and older with PA. The primary endpoints are safety and 
pharmacokinetics and pharmacodynamics. Secondary endpoints include incidence and severity of adverse events (AEs) and change in 
plasma biomarkers: methylcitric acid (2-MC) and 3-Hydroxypropionic acid (3-HP). We have received Rare Pediatric Disease 
Designation, Orphan Drug Designation and Fast Track Designation from the FDA and Orphan Designation from the European 
Commission for the PA program. Several critical milestones have been reached in the trial. mRNA-3927 has been generally well-
tolerated to date with no drug-related serious adverse events, no discontinuations due to safety and only mild-to-moderate infusion 
related reactions (<10% of doses).  Due to the objective and disease-defining nature of MDEs, regulators have provided initial support 
for MDE as a clinically meaningful, preferred primary clinical endpoint for development. Based on the preliminary data, there was a 
decrease in the number of MDEs post-mRNA-3927 treatment. We will continue to enroll additional cohorts and escalate dose, identify 
optimal dose for expansion and continue to engage with regulators on the registration path.

Methylmalonic acidemia (MMA) (mRNA-3705)

MMA is an inherited metabolic disorder with significant morbidity and mortality and our mRNA therapy is ongoing in a Phase 1/2 
trial, aiming to produce an intracellular, mitochondrial enzyme complex to treat the disorder.

There are an estimated 500-2,000 people with MMA MUT deficiency in the United States based on estimated birth prevalence 
(0.3-1.2:100,000 newborns) and mortality rates. Mortality is significant, with mortality rates of 50% for those with complete MUT 
deficiency (mut 0) (median age of death 2 years) and 40% for MMA patients with partial MUT deficiency (mut -) (median age of death 
4.5 years) reported in a large European study. MMA mainly affects the pediatric population and usually presents in the first few days 
or weeks of life. The occurrence of acute metabolic decompensations is the hallmark of the disorder and decompensations are typically 
more frequent in the first few years of life. Each decompensation is life-threatening and often requires hospitalization and management 
at an intensive care unit. Survivors often suffer from numerous complications including chronic renal failure and neurologic 
complications such as movement disorders, developmental delays, and seizures. Consequently, the health-related quality of life for 
MMA patients and their families is significantly impaired.

The disorder is autosomal recessive and primarily caused by loss-of-function mutations in the gene encoding MUT, a mitochondrial 
enzyme that metabolizes certain proteins and fats, resulting in complete (mut 0) or partial (mut -) enzyme deficiency. There are 
currently no approved therapies that address the underlying defect for MMA. 

We are developing an mRNA encoding human MUT encapsulated in our proprietary LNPs for IV administration for the treatment of 
isolated MMA associated with MUT deficiency. The sequence has been engineered to improve protein translation. To function, the 
mRNA-encoded MUT protein is translocated to its site of action in the mitochondria. mRNA-3705 is our second generation MMA 
development candidate.  

Latest data and next steps

We previously demonstrated, in a series of in vitro and in vivo pharmacology studies, that human MUT mRNA effectively directs the 
biosynthesis of active MUT protein with physiologically correct mitochondrial localization in vitro, and improves survival and 
corrects biochemical abnormalities in two different mouse models of MMA representing the spectrum of MUT deficiency (mut0 and 
mut-). Technology and process improvements enabled the development of an updated drug product, mRNA-3705, which shows 
greater potency and better pharmacology compared to our prior candidate, mRNA-3704. mRNA-3705 is currently ongoing in a Phase 
1/2 study, the Landmark Study. The study is an adaptive, open-label, multiple ascending dose (MAD) study and is designed to 
evaluate the safety and tolerability of up to five different dosing regimens of mRNA-3705 administered via intravenous infusion in 
participants one year and older with isolated methylmalonic acidemia due to methylmalonyl-CoA mutase (hMUT). Upon 
establishment of an optimized dose based on safety and pharmacological data, additional patients may be enrolled in an optional 
expansion cohort. Secondary endpoints include incidence and severity of AEs and change in plasma biomarkers.  We are recruiting 
patients in the United Kingdom, Canada, Australia and the United States. We are enrolling our third cohort.

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Glycogen storage disease type 1a (GSD1a) (mRNA-3745)

GSD1a is an inborn error of glycogen metabolism caused by abnormalities of the intracellular protein glucose-6-phostphatase 
(G6Pase). Our approach is to replace the abnormal protein using an mRNA encoding for human G6Pase. 

GSD1a is an inherited metabolic disorder caused by a deficiency in the catalytic activity of G6Pase. G6Pase catalyzes the hydrolysis 
of glucose-6-phosphate to glucose and inorganic phosphate, the final step of glycogenolysis and gluconeogenesis – processes that are 
critical for maintaining energy supply to our bodies – that mainly take place in the liver and kidneys. GSD1a patients suffer from 
severe fasting hypoglycemia, hepatomegaly, nephromegaly, lactic acidemia, hypertriglyceridemia, hyperuricemia, 
hypercholesterolemia, hepatic steatosis, and growth retardation. In addition, hepatocellular adenomas occur in 70% to 80% of GSD1a 
patients by their third decade of life and carries risk of transformation into hepatocellular carcinomas. Proteinuria has been observed in 
over half of patients above 25 years of age. GSD1a occurs in approximately 1:100,000 live births in the United States and European 
Union but is more common in Ashkenazi Jews where the incidence is reported to be 1:20,000 live births. There are an estimated 2,500 
people in the United States and over 4,000 people in the European Union with GSD1a. Although strict diet therapy, including frequent 
feeding with uncooked cornstarch, allows GSD1a patients to live into adulthood by preventing hypoglycemia, the underlying 
pathological processes remain uncorrected resulting in the development of many long-term complications including liver adenomas 
and hepatocellular carcinoma.

Our program, mRNA-3745, consists of an mRNA encoding for modified human G6Pase encapsulated in our proprietary LNPs. The 
human G6Pase sequence is modified for improved protein production and G6Pase activity. mRNA-3745 is designed to be 
administered intravenously and encodes G6Pase protein to restore this deficient or defective enzyme.

Latest data and next steps

We have conducted several in vitro and in vivo pharmacology studies to demonstrate preclinical proof-of-concept for GSD1a therapy. 
mRNA encoding for G6Pase introduced in human cells resulted in robust production of active G6Pase with subcellular localization 
into endoplasmic reticulum. mRNA-3745 has been granted Orphan Drug Designation by the FDA as well as the European Medicines 
Agency (EMA) and has an open IND. We dosed our first participants in June 2022 in an ongoing Phase 1/2 study to  evaluate the 
safety and pharmacology of mRNA-3745 in patients 18 years of age and older with GSD1a. The Phase 1 Balance clinical trial, is a 
single ascending dose study in adult participants diagnosed with GSD1a. The primary objective is to determine the safety and 
tolerability following a single dose of mRNA-3745. Secondary objectives are to evaluate pharmacokinetics and pharmacodynamics of 
mRNA-3745 in adult GSD1a patients through improvement of fasting tolerance. 

Ornithine transcarbamylase (OTC) deficiency (mRNA-3139)

Ornithine transcarbamylase (OTC) deficiency (OTCD) is monotonic X-linked recessive disorder caused by mutations in ornithine 
transcarbamylase, a key urea cycle enzyme involved in the detoxification of ammonia into urea. 

With an incidence of approximately 1:57,000 live births, OTCD is the most common inborn error of urea metabolism, accounting for 
nearly half of all Urea Cycle Disorders (UCDs). OTC is a mitochondria protein that promotes the synthesis of citrulline and urea. 
OTCD leads to the accumulation of ammonium, glutamine, and other amino acids in the plasma, as well as low levels of plasma 
citrulline and the diversion of carbamoylphosphate into pyrimidine synthesis, leading to increased excretion of urinary orotic acid. The 
clinical presentation of OTCD is heterogeneous, depending on the degree of OTC deficiency. Severe OTCD is typically seen in 
affected males and presents in the neonatal period with acute hyperammonemic coma and is associated with a high mortality rate. 
Male and female patients with partial OTC deficiency have delayed symptom onset and can be asymptomatic for months or even years 
before suffering from their first bout of metabolic decompensation leading to hyperammonemic crises in early childhood or adulthood. 
Hepatodigestive, neurological or psychiatric symptoms can also occur. OTCD treatment consists of dietary protein restriction, arginine 
and citrulline supplementation, and the induction of alternate nitrogen excretion pathway with sodium phenylbutyrate and/or sodium 
benzoate. Surviving neonates often suffer from cognitive deficits and experience repeated episodes of hyperammonemic crises 
throughout their lives. Liver transplantation is an alternative to medical therapy for severe OTCD in the neonatal form, or in the case 
of frequent episodes of recurrent hyperammonemia or poor metabolic status for patients with late onset disease. Liver transplantation 
for severe neonatal OTCD is usually performed in the first year of life and there is a high incidence morbidity and mortality.

Our mRNA-3139 program is a chronic intravenous, mRNA, enzyme replacement therapy for Ornithine Transcarbamylase Deficiency, 
which may act as a bridge to liver transplant or a standalone therapeutic depending on efficacy. mRNA-3139 uses the same LNP as in 
our GSD1a program.

Latest data and next steps

We have conducted several in vitro and in vivo pharmacology studies for mRNA-3139, which remains in preclinical studies.

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Phenylketonuria (PKU) (mRNA-3283)

PKU is a rare inherited metabolic disease is and our approach is to use an mRNA encoding for intracellular phenylalanine 
hydroxylase (PAH). 

Phenylketonuria (PKU) is a rare inherited metabolic disease resulting from a deficiency in the metabolism of phenylalanine (PHE) due 
to mutations within the enzyme phenylalanine hydroxylase (PAH). The most effective treatment is a restrictive diet of low protein, 
which controls PHE intake. Approximately 20-56% of PKU patients respond to sapropterin dihydrochloride (marketed as Kuvan in 
the United States), a synthetic BH4 cofactor for PAH which improves PHE metabolism, but does not fully cure patients. In addition, in 
May 2018, Biomarin received approval for pegylated phenylalanine lyase (PAL), marketed as Palynziq. Palynziq is a pegylated 
recombinant bacterial enzyme which metabolizes PHE in the blood. We believe the immune risk is, at least in part, driven by bacterial 
PAL. PKU occurs in approximately 1:10,000-15,000 live births in the United States. Based on current population estimates that would 
translate into approximately 21,000-32,000 PKU patients in the United States. Affected individuals have a deficiency in the enzyme 
PAH, resulting in a reduced or complete inability to metabolize the essential amino acid phenylalanine into tyrosine. Thus, PKU 
patients suffer from a phenylalanine intoxication and a subsequent deprivation of tyrosine, leading to severe mental disability if left 
untreated.

Our program mRNA-3283 consists of an mRNA encoding human PAH encapsulated in our proprietary LNPs. The mRNA sequence is 
optimized for protein synthesis and contains a microRNA binding site to reduce or potentially eliminate synthesis of protein outside of 
the target tissues. mRNA-3283 is designed to be administered intravenously to encode enzymatically-active PAH protein in liver to 
restore this deficient or defective enzyme.

Latest data and next steps

We have conducted several in vitro and in vivo pharmacology studies to demonstrate preclinical proof-of-concept for PAH therapy. A 
PKU mouse model demonstrated a significant reduction of blood PHE levels post dose. Preclinical development of our program is 
ongoing. 

Crigler-Najjar Syndrome Type 1 (CN-1) (mRNA-3351)

CN-1 is a severe condition caused by the mutations in the UGT1A1 gene and our approach, in collaboration with the Institute of Life 
Changing Medicines (ILCM), is to encode for the human UGTA1A1 protein. 

Crigler-Najjar syndrome is a severe condition characterized by high levels of a toxic substance called bilirubin in the blood 
(hyperbilirubinemia). It is caused by the mutations in the UGT1A1 gene in which bilirubin, a substance made by the liver, cannot be 
broken down. Without this enzyme, bilirubin can build up in the body and lead to jaundice and damage to the brain, muscles and 
nerves. The symptoms become apparent shortly after birth and can be life-threatening. It is estimated that there are only approximately 
70-100 known cases of CN-1 in the world. Affected individuals rely on current standard of care, phototherapy treatments of up to 12 
hours a day, throughout life. The only definitive treatment is liver transplant that is associated with its own set of side effects and risk 
of death.

Our program, mRNA-3351, consists of an mRNA encoding human UGTA1 encapsulated in our proprietary LNPs. It is designed to 
restore the missing or dysfunctional proteins that causes CN-1. 

Latest data and next steps

We have licensed mRNA-3351 to ILCM with no upfront fees and without any downstream payments. The goal of the collaboration is 
to make an mRNA therapy for the treatment of CN-1 available at no cost to patients. Moderna and ILCM are collaborating in 
developing a preclinical package for Investigational New Drug application and Clinical Trial Application filings. ILCM will be 
responsible for the clinical development of mRNA-3351.

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INHALED PULMONARY THERAPEUTICS

Our inhaled pulmonary therapeutics modality currently has one development candidate. 

Cystic Fibrosis (CF) (VX-522)

CF is a multi-system disease caused by the mutations in the CFTR gene and our approach, in collaboration with Vertex, is to deliver 
mRNA to the lungs to provide functional CFTR protein expression that translates to transformative clinical benefit. 

CF is a rare genetic disease, which is progressive from birth and leads to multi-organ damage and early death due to lung dysfunction. 
It is caused by the mutations in the cystic fibrosis transmembrane conductance regulator (CFTR) gene which results in the loss of 
CFTR chloride ion channel function. This decreased function of CFTR at the cell surface leads to thick, sticky mucus in multiple 
organ systems but most pathologically the lungs. It is estimated that there are ~75,000 patients with cystic fibrosis in the world, with 
~10% of these patients not addressable with the approved CFTR modulators. 

Our program is designed to treat the underlying cause of CF by enabling cells in the lungs to produce functional CFTR protein for the 
treatment of the 10% of patients who do not produce any modulator-responsive CFTR protein. This would be the first demonstration 
of a nebulized mRNA therapy produced by Moderna.

Latest data and next steps

We are collaborating with Vertex on our CF candidate, VX-522. In January 2023, Vertex announced that it has initiated a Phase 1, 
single ascending dose clinical trial in CF patients who cannot benefit from CFTR modulators, and the FDA has granted VX-522 Fast 
Track designation. The trial is active and enrolling patients. Vertex expects to complete the single ascending dose study and to initiate 
the multiple ascending dose study.

MANUFACTURING

Manufacturing plays a critical role in our value chain and our ability to develop our medicines. Our manufacturing capabilities support 
every stage of the development of our products, from discovery to commercialization. During the research stage of product 
development, manufacturing provides mRNA drug substance and drug product for platform research and therapeutic area drug 
discovery. During early development of our investigational medicines, we manufacture mRNA and drug product for IND-enabling 
GLP toxicology studies and initial human clinical studies. For late clinical development, we produce mRNA and drug product for 
Phase 3 trials. At the commercial stage, we manufacture drug substance and drug product in collaboration with our contract 
manufacturing organizations (CMOs), both in the United States and internationally. 

We proactively invest in and build both internal and external manufacturing capacity in anticipation of demand. This approach was 
immediately leveraged and expanded during the commercial ramp up of our COVID-19 vaccine in response to the COVID-19 
pandemic. Our ability to rapidly accelerate our manufacturing capabilities allowed us to produce and ship hundreds of millions of 
doses of our COVID-19 vaccine globally in 2021 and 2022, compared to 17 million doses in December 2020. We continue to invest in 
building global manufacturing capabilities to support future product launches.

Overview of our manufacturing operating model

Our manufacturing activities generally focus on the following:

•

•

Commercial Production: Our manufacturing capabilities include state-of-the-art technologies for mRNA and drug substance 
manufacturing, as well as quality control testing to attain a robust and consistent supply that matches target product profiles. Our 
manufacturing technology is built to scale-up and support production of products for commercial approval. Our platform allows 
for efficient manufacturing at scale.
Research and Development Support: The product supply enables platform research and drug discovery in our therapeutic and 
vaccine areas, in addition to activities related to clinical studies of our investigational medicines.

Given our expectations for significant ongoing pipeline expansion and the long lead time required to build manufacturing 
infrastructure, we have built a dedicated in-house, multi-building manufacturing campus in Norwood, MA, the Moderna Technology 
Center (MTC). The MTC provides supply for our preclinical research, IND-enabling GLP toxicology study supplies, our Phase 1 and 
Phase 2 pipeline activities, later-stage clinical development activities (e.g., Phase 3 CMV vaccine clinical trials), as well as COVID-19 
vaccine drug substance commercial production. The MTC has been designed to allow us to continue to optimize our mRNA products 
as we explore new pharmaceutical delivery forms in our manufacturing network such as prefilled syringes and lyophilized products.

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The MTC campus has been designed with a high level of automation and state-of-the-art digital integration to handle manufacturing 
execution, product testing and release and regulatory filings. In addition, substantial manufacturing capabilities are realized via CMO 
relationships in the United States and abroad, providing drug substance and fill-finish capacity for our COVID-19 vaccines. Our 
COVID-19 vaccine production for the U.S. market is completed at our MTC campus. We have also partnered with Lonza  in 
Switzerland and ROVI in Spain for COVID-19 vaccine production for markets outside the United States. Fill-finish services for our 
COVID-19 vaccine are provided by Catalent Inc. and Thermo Fisher Scientific in the United States, and by ROVI (in Spain), Thermo 
Fisher Scientific (in Italy) and Samsung Biologics (in South Korea) outside the United States. We have also partnered with other 
CMOs for the production of and fill-finish services of our COVID-19 vaccine, and expect that we will enter into additional 
collaborations as we continue to scale. In 2022, we entered into a ten-year collaboration with ROVI to increase manufacturing 
capacity at ROVI’s facilities in Spain. In addition to producing our COVID-19 vaccine, we expect that ROVI’s platform may be 
utilized to service other vaccine candidates in the future. We also entered into a fifteen-year collaboration with Thermo Fisher in 2022 
to enable dedicated large-scale manufacturing in the United States of our COVID-19 vaccine and other investigational mRNA 
medicines in our pipeline.

In addition, we are working to build manufacturing capability globally to prepare for the future. We have announced agreements with 
the governments of Australia, Canada and the United Kingdom to establish state-of-the-art mRNA manufacturing facilities in those 
countries. We expect that these local manufacturing facilities will provide direct access to rapid pandemic response capabilities and 
our respiratory virus vaccine candidates in exchange for each government entering into multi-year commitments to purchase those 
products from us, once approved. We may seek to enter into future agreements other governments to provide similar manufacturing 
capabilities in other geographies.

We have further committed to building a state-of-the-art mRNA manufacturing facility in Kenya to provide a local source of mRNA 
medicines for the African continent, in part to prepare for future pandemics. We anticipate that once fully operational, it will be 
capable of producing up to 500 million doses of vaccines annually at the 50 µg dose level.

Manufacturing technology development

To support our broad pipeline of products, which span multiple therapeutic areas and routes of administration (e.g., systemic, 
intramuscular, intratumoral and pulmonary), there is close collaboration between our platform research and technical development 
teams to facilitate rapid and seamless clinical translation of scientific breakthroughs. This, in turn, enables us to develop potential 
vaccines and therapies to serve a widening patient population.

Technical development encompasses the design and optimization of robust and consistent manufacturing processes, product 
characterization, fit-for-purpose formulations and product presentations. For instance, our novel hardware platforms’ automation and 
robotics, coupled with the flexibility of our in-house digital development systems, allows for thousands of experiments and process 
parameters across our projects, thus supporting our drug product pharmaceutical readiness. Moreover, our recent technical 
manufacturing advances have enabled internalization of new key capabilities, including DNA plasmids and small molecules.

In parallel, we have refined existing processes, resulting in increased manufacturing scale and more robust stability of our mRNA and 
drug product. These improvements allow us significant control over our supply chain, resulting in larger production yields and longer 
shelf life of our products. Furthermore, formulation development advancements have added new drug product images, including 
lyophilization, giving us a path from frozen to refrigerated storage conditions.

Our substantial investments in recent years in technical development has enabled the breadth and depth of our pipeline, and laid the 
foundation to help meet the needs and requirements associated with late stage development and the commercialization of our 
COVID-19 vaccines.

Supply of mRNA for All Stages of Product Development and Commercialization 

Supply for Research

High-throughput automation and custom engineered equipment allow us to produce and deliver high quality mRNA and formulated 
constructs in a short period of time: our proprietary platform is capable of producing up to 1,000 lots of mRNA sequences and 
formulations per month with a turnaround time of a few weeks from sequence to final product. The typical scale of mRNA 
manufactured by this team is 1–1,000 mg. This has been possible, in part, due to the ability of researchers in the Moderna ecosystem 
to order constructs through an integrated digital portal that tracks materials end-to-end in less than 45 days. In addition, multiple 
integrated algorithms that leverage artificial intelligence and machine learning optimize manufacturability, reduce failures and increase 
quality of mRNA sequences.

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Supply for Clinical Development

We have established manufacturing capabilities that support the early development stage of product development in three key areas: 
GLP Tox, Clinical Studies and Personalized Cancer Vaccines. We supply mRNA and formulated product to conduct IND-enabling 
GLP toxicology studies. In addition, human clinical studies rely on supply to meet required cGMP standards. This is achieved via 
internal manufacturing at the MTC and external manufacturing at well-established CMOs. We select specialized CMOs to support our 
portfolio. We will continue to selectively partner with CMOs to complement our capacity and provide supply contingency where 
needed. Our MTC facility is also suited to enable rapid technology development and scale-up for future needs. Our manufacturing also 
produces cGMP PCVs. Due to the specialized nature of personalized medicine (i.e., where a batch is specifically designed and 
manufactured for a single patient), the manufacturing Personalized Vaccine Unit (PVU) has unique requirements. We digitally 
integrate patient-specific data from sequencing tumor samples to automatically design PCVs for patients. We have developed 
proprietary bioinformatics designed algorithms linked to an automated manufacturing process for rapid production of formulated 
mRNA, with a typical turnaround time of a few weeks. We have operationalized PCV manufacturing at the MTC campus to meet our 
Phase 1 and 2 pipeline supply needs by using single-use systems with fast “needle-to-needle” turnaround times. Unlike traditional 
process development, each PCV batch is manufactured for a single patient and thus scaled-out (in parallel) with extensive use of 
automation and robotics to account for the larger number of patients involved in later phases of development and commercialization. 
We have shown consistent quality in our production of many patient batches, each with unique mRNA sequences. Additionally, as we 
prepare for a potential Phase 3 trial for our PCV candidate, we anticipate an increase in manufacturing demand that will require 
significant additional investments, including in additional custom-made equipment.

Our manufacturing capabilities have allowed us to build our broad pipeline of 48 development programs, including the output required 
to supply related toxicological and human clinical studies. While the technology that underpins these programs is the same, each 
program typically requires customization based on target product profiles. These custom features range from varying molecular 
architecture to different routes of administration, often requiring multivalent products. For example, our CMV vaccine (mRNA-1647) 
requires six different mRNA sequences to be manufactured for inclusion in an intramuscular mRNA medicine, whereas our original 
COVID-19 vaccine (mRNA-1273) requires a single mRNA sequence for inclusion in an intramuscular mRNA medicine. All 
programs, with the exception of PCV, require that we progressively scale up supply to meet clinical demand requirements across 
development phases, in addition to the necessary preparation for regulatory approval and commercial production, which demand larger 
batch sizes. In contrast, the PCV program seeks to develop a cancer vaccine that is designed and manufactured for a specific patient, 
thus increasing the number of unique batches. As we scale manufacturing output for each program, we plan to continuously improve 
yield, purity and the pharmaceutical properties of our development candidates.

Supply for Late-Stage Development and Commercialization

As we continue to manufacture our COVID-19 vaccines, our development pipeline continues to advance to later-stage development 
and towards commercialization. Our platform approach allows us to continue to evolve our manufacturing suites and other capabilities 
at our MTC campus. mRNA manufacturing is flexible and one plant can manufacture multiple vaccines and therapeutics—mRNA 
vaccines and mRNA therapeutics use the same process, same equipment, same people and approximately 95% of the same raw 
materials. Building expansions and enhancements have continued throughout scale-up of our COVID-19 vaccine manufacturing 
capabilities. The modular nature of the MTC suites permits us to manufacture multiple products in parallel. For instance, we can 
produce drug substance and drug product for our Phase 3 CMV clinical trial while manufacturing COVID-19 drug substance in the 
same facilities.

Quality Unit

Quality is core to the way we operate. We seek to ensure quality at Moderna through a combination of a robust Quality Management 
System (QMS), our quality culture and our people. In accordance with applicable regulations, we have established, documented and 
implemented a QMS to assure continued compliance with the requirements therein. The QMS facilitates cGMP compliance by 
implementing practices that identify the various required processes, their application throughout the organization and the sequence of 
interaction of these processes.

The primary mode of documenting these key practices is through policies, standard operating procedures (SOPs), forms and other 
quality records, which include an overarching Quality Policy and Quality Manual. We have implemented measurement tools and 
metrics to monitor, measure, and analyze these practices to support cGMP operations, achieve planned results, and support continuous 
improvement. We monitor these quality metrics through formal governance processes, including Quality Management Review 
(QMR), to enable continuous improvement. We have also established an independent Quality Unit that fulfills quality assurance and 
quality control responsibilities.

Our Quality Unit grew into an international organization with the introduction of COVID-19 vaccine manufacturing. Quality drives 
our quality culture and ensures it is applied consistently and thoughtfully across the globe.

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While the Quality Unit is ultimately accountable and responsible for quality, this is a shared responsibility. All cGMP personnel are 
empowered to ensure quality systems are appropriately maintained and executed.

We have established a culture that encourages transparency, accountability and ownership of quality at all levels in the organization. 
As we scale the quality organization, we have focused on hiring the best talent with the required experience, training and education.

Supply Chain Unit

We have established an international supply chain to enable supply of the raw materials used to produce our mRNAs and the 
components of our formulations, securing supply for COVID-19 vaccines alongside clinical and preclinical demands. We have worked 
with our supply chain vendors to characterize critical raw materials and to understand their impact on the quality of mRNA drug 
substance and formulated drug product. We also assess the quality system and performance of our supply chain vendors and work with 
them to comply with regulatory requirements.

DIGITAL INFRASTRUCTURE

We believe that digital technologies, such as robotics, automation, artificial intelligence (AI) and cloud computing, are critical to 
operationalize our strategy, accelerate our pace of learning and execute at scale, and we have invested heavily in these technologies. 
We aspire to digitize our operations wherever possible, with the goal of using the power of digital technology to maximize our impact 
on human health. To facilitate our growth, we will continue to invest in our digital infrastructure. For example, our new Moderna 
Science Center in Cambridge is being designed to integrate digital-first scientific research and development labs. Our approach to 
bring these digital technologies into our workflows and processes has involved:

•
•
•

utilization of a consistent set of digital building blocks;
application of digital technologies in multiple business processes; and
rapid iterations for maximum optimization.

We have seen several benefits from our investments in digitization, most importantly through the depth of our platform technology 
and breadth of our pipeline. Other benefits include:

•
•
•
•

Quality: Reduction in human errors by enabling automation, repeatability and seamless integration;
Scalability: Growth in our pipeline to 48 development programs;
Speed: Rapid manufacture of cGMP product, as exhibited by our first COVID-19 vaccine batch, and research-grade mRNA; and
Cost efficiencies: Digital infrastructure utilized across our platform, drug discovery, clinical development and manufacturing to 
maximize efficiencies.

Our digital building blocks

We utilize six building blocks for our digital infrastructure:

•

•

•

•

•

•

Cloud enablement is a critical component of our digital infrastructure. We are at the forefront of mRNA technology. We generate 
complex data sets, and our scientists need computational power and agility to operate without being limited by traditional 
computing technology. Maintaining digital infrastructure in the cloud provides the benefits of lower costs by simplifying 
provisioning and administration, flexibility, scalability, ease of maintenance, disaster recovery and information security.
Integration of business processes enables us to streamline processes and bring data together in a consistent manner, avoiding 
caches of information and manual intervention. This efficient flow of data between systems enables the automation of our 
business processes.
Internet of things allows for smart interconnected devices that provide real-time synchronization of operations. The data from 
equipment provides real-time guidance to our scientists and engineers and helps us in supply chain and manufacturing with 
compliance and traceability, including tracking material, controlling inventory and optimizing instrument usage.
Automation allows us to scale our operations reliably and reproducibly. With the help of custom hardware solutions and state-of-
the-art robotics, we can continue to increase our operating efficiency, reduce errors and improve our quality and compliance.
Advanced analytics enable us to draw insights from our data. We are constantly generating large data sets that can provide 
important insights if mined appropriately and regularly.
AI is enabling key breakthroughs in predictive modeling. It will allow us to improve our mRNA design algorithms based on 
machine learning, and will provide us with critical insights into research, supply chain, manufacturing and other processes.

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Digital technologies to enable our drug discovery efforts

We have deployed multiple digital technologies to drive a rapid pace of learning, enable efficient workflows and business processes, 
and draw insights from vast amounts of data. Our aim is to provide our platform and discovery scientists with access to an 
environment that helps them through each step of their research cycle.

Drug Design Studio: Our proprietary in-house digital application suite contains a Sequence Designer module to tailor an entire 
mRNA, with ever-improving rule sets that contain our accumulated learning about mRNA design. Drug Design Studio utilizes cloud-
based computational capacity to run various algorithms we have developed to design each mRNA sequence. The utility of cloud-based 
capacity allows us to provide flexible computational capacity on demand, allowing us to power parallel intake and design of multiple 
mRNA sequences. Once a sequence is designed, it can be ordered digitally using an internal order form application within Drug 
Design Studio.

Manufacture of research-grade mRNA: Once an order is optimized, the mRNA production process is triggered. We have developed 
proprietary interfaces that allow the manufacturing team to track production orders at every stage. We have automated several 
manufacturing steps using both off-the-shelf and custom automation. The equipment used in the manufacture of research-grade 
mRNA is integrated with the digital interfaces to capture, extract and interpret the data generated at each step of the manufacturing 
process, building digital traceability on each mRNA order. We have also embedded real-time algorithms and analytics tools to allow 
for automated decision-making at some stages, accelerate the quality control workflows and provide for continuous improvement of 
manufacturing processes.

Dispatching and shipping mRNA: Because we produce large quantities of research-grade mRNA, we require digital tools to track 
their shipment to our scientists and to external contract research organizations (CROs) conducting in vivo studies. Our dispatching and 
shipping application automatically generates bar-coded labels, allowing for traceability of product.

Inventory and registry: Material used in research and created in production, including mRNA, cell lines, chemicals and reagents, is 
tracked in our Inventory application. This application supports numerous workflow tools such as consumption, aliquoting, material 
transfer and stock alerts. Critical material types are assigned unique registry identification by our Registry application.

Study design: Using our Drug Design Studio, our scientists can design their in vivo studies using our proprietary Study Design 
application. This application captures in vivo study protocol design parameters, including dose amount, number of doses, frequency, 
samples and assays for each sample. This application serves two purposes. It allows our scientists to maintain and track their in 
vivo study designs and associated research grade mRNA. Our Study Design application also allows our in vivo pharmacology teams to 
track the various ongoing studies and leverage external CROs to manage the in vivo demand as needed.

Experiment management: We have deployed Electronic Lab Notebooks for experiment management, allowing our scientists to 
streamline documentation of their experiments and track it in a standardized, searchable repository. We have also integrated Electronic 
Lab Notebooks further with our other research tools to connect inventory, in vivo studies, and instrument data.

Advanced analytics and AI to accelerate the pace of learning: We utilize AI to enable various parts of our platform and drug 
discovery. Examples include:

•

•

•

Neural networks for protein engineering: One way to optimize the efficacy of the proteins encoded by our mRNA is to engineer 
the sequence of the protein itself. We use neural networks to analyze and model protein sequences. We train these models by 
inputting orthologous sequences from thousands of organisms, from which we can generate potential protein sequences optimized 
for specific attributes.
Neural networks for mRNA engineering: The redundancy in the genetic code allows for a large number of mRNA sequences that 
encode the same protein. mRNA sequence may impact translation, thereby impacting the amount of protein produced in 
circulation. We are developing AI tools to predict mRNA sequences that can enhance protein expression.
Automated Sanger sequencing analysis: Sanger sequencing is used repeatedly to quality check our DNA templates and final 
mRNA; while the data contain every nucleotide in a sequence, it is very complex to analyze. A fully automated data pipeline 
starts processing raw data the moment it is saved to the cloud by the sequencers. The pipeline spawns numerous AWS computer 
servers to run an analysis algorithm and then shuts the servers down, minimizing costs. The results are viewable in a powerful, 
dynamic visualization tool. We have run over three million Sanger data files through this system. We have further improved our 
Sanger analysis with a convolutional neural network to better analyze the tail sections of mRNA as well.

Digital technologies to enable our clinical trials

We have deployed multiple digital technologies to drive the rapid pace of advancement, in parallel, of our development candidates 
into the clinic.

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Digital systems for cGMP manufacture: We are committed to having integrated systems connected with robotics to drive our 
manufacturing in a paperless environment, and have designed and deployed automation to drive efficient manufacturing operations. 
We have also deployed digital tools within manufacturing process development that give us the ability to track, analyze and rapidly 
deploy manufacturing process improvements. Additionally, we have implemented several digital systems across manufacturing 
process development, quality, supply chain and operations, including:

•

•

•
•

enterprise Quality Management System (QMS) to electronically manage deviations, investigation, and correction and preventive 
actions;
Laboratory Information Management System (LIMS) to manage our analytical development data and automate our manufacturing 
quality control;
computerized maintenance management system to manage equipment maintenance and calibration; and
SAP/S4 Hana system for enterprise resource planning (ERP), manufacturing execution system, and manufacturing control system 
to manage inventories, track raw material consumption, digitally integrate equipment with manufacturing recipes in batch records, 
and control automated equipment.

Digital systems for clinical development and clinical operations: In order to track the timelines of various development candidates, 
we have created a set of integrated applications. Workflows include timelines for regulatory filings, planning for IND-enabling GLP 
toxicology studies, scheduling for cGMP manufacturing and clinical operations management. Below is a summary of our applications:

•

•

•

•

•

Our portfolio application is a digital interface that maintains and tracks the timelines across multiple workstreams for each of our 
development candidates.
The supply application manages the manufacturing schedule of IND-enabling GLP toxicology supplies and cGMP manufacture of 
clinical supplies to support our programs. This application helps us see how the manufacturing schedule changes over time, 
identifies supply/demand mismatches and enables resource planning with real-time alerts should we have any issues.
The GLP toxicology application tracks the planned and ongoing IND-enabling GLP toxicology studies and allows us to manage 
timelines with our external vendors.
The regulatory application tracks timelines related to regulatory affairs including, pre-IND meetings, IND/CTA submission dates 
and other planned regulatory interactions.
Our clinical operations application allows us to track our ongoing trials by accessing clinical operations information in real-time 
from our CROs. It also has multiple tools and analytics to draw key insights, including, for example, enrollment by trial and 
enrollment by site to maintain our program timelines.

Digital systems for PCV: The PCV program aims to design, manufacture and deliver a drug product that includes an mRNA sequence 
encoding for each patient’s specific neoantigens. The personalized nature of the PCV program adds additional steps and complexity in 
the overall patient treatment process. We have addressed those additional steps and complexity by digitizing and automating steps 
within the process, as described below.

•

Each patient is provided a unique identifier. We track the entire workflow using a single integrated tracker based on this unique 
identifier. This is one of many ways we ensure that each patient receives the specific drug product lot manufactured for them.
• We use neural networks to design the mRNA sequences for the PCV program. Our proprietary vaccine design algorithm selects 
the top thirty-four neoantigens to be used and determines their amino acid sequences to trigger the desired immune response.
• We utilize Monte Carlo simulations of PCV supply/demand to manage our capacity. Since each drug product lot is personalized 

to a patient, there is a need to manage supply and demand to avoid bottlenecks at any stage of the workflow.

Digital systems for commercialization: Our investment in our digital capabilities prepared us to rapidly scale production of our 
COVID-19 vaccine in response to the COVID-19 pandemic. We are continuing to build out our commercial capabilities to establish 
medical affairs engagements with doctors, support our sales and marketing capabilities and deliver a world-class patient experience. In 
addition to a patient- and doctor-centric view, our commercial capabilities will strengthen our supply chain demand forecasting and 
our compliance. We are looking at building a robust serialization process for regulatory requirements as well as anti-counterfeiting 
technologies to ensure safe, efficacious medicines to patients.

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Digital technologies to support our business processes

We have deployed several digital systems across finance, manufacturing and human resources to automate our business processes and 
drive efficiencies. We have implemented the SAP S4/Hana system for ERP. We have implemented various cloud-based solutions to 
improve business processes and drive efficiencies. For example, we have implemented the Workday system for human resource 
planning and management and integrated various applications across payroll, 401(k) services, equity plan management and expense 
reporting. Our class-leading integration platform, Dell Boomi, allows us to have a highly interconnected environment, moving us from 
simple cloud-to-cloud integrations to an evolving use of the integration platform for master data management, systems account 
management, and ultimately for cost savings and improved user experience.

COMMERCIAL

We are working to build a differentiated commercial model, with active commercial subsidiaries in 16 countries, including in North 
America, Europe and the Asia-Pacific region. Our growing commercial footprint provides us with local commercial teams in key 
markets around the world. We have a direct presence in almost all major markets where respiratory vaccines have high utilization rates 
and sales. In 2023, we expect to expand our commercial presence by hiring commercial personnel in additional markets in Europe and 
Asia. To support our growth as we build out our commercial activities in markets around the globe, we have focused our hiring on 
talent with experience at other pharmaceutical companies.

This commercial presence is supported by the Moderna International Business Service center in Warsaw, Poland, which provides 
critical functions, including finance, pharmacovigilance, human resources and digital systems, and our Enterprise Solutions Hub in 
Atlanta, Georgia, which hosts finance, human resources, procurement and digital functions. Our commercial teams also work in 
conjunction with third-party distributors and other partners in countries where we do not have a presence. Our commercial activities 
are dependent on regulatory approvals and on agreements that we have made or may make in the future with strategic collaborators. 

Before 2023, we sold our COVID-19 vaccines to the U.S. Government, other international governments, Gavi, on behalf of the 
COVAX Facility and other supranational organizations. During the pandemic, these sales were characterized by a relatively limited 
number of customers who purchased multi-dose vials for distribution through mass vaccination campaigns. In 2023, the COVID-19 
vaccine market is transitioning to a commercial market in the United States, which will affect us in many ways, characterized by a 
fragmented customer base, less predictability in orders, seasonality of deliveries and the assumption by us of full distribution costs. 
We will also be impacted by other factors that characterize the U.S. private market for vaccines, including market practices regarding 
rebates, discounts and returns. We are also transitioning from multi-dose vaccine vials to a single-dose presentation, and expect to 
continue to invest in innovation and research and development associated with bivalent vaccine approaches as the SARS-CoV-2 virus 
evolves. Outside of the United States, we expect to execute new government COVID-19 vaccine sales contracts in 2023, but anticipate 
future sales to private customers if and as we gain marketing approval in various jurisdictions. The market for our vaccines for the 
likely transition to an endemic COVID-19 market will depend on many evolving factors such as medical need, viral evolution, public 
health authority recommendations and consumer motivation to vaccinate. 

Additionally, we are advancing a broader seasonal respiratory vaccine franchise, consisting of single-agent and combination vaccines 
against RSV, influenza and COVID-19, which have the highest medical burden among respiratory vaccines. We believe that 
combination vaccines could provide us with competitive advantages and have the potential to transform the vaccine market due to 
higher compliance, better uptake, a larger benefit to the healthcare system and increased consumer convenience. Preparations are 
underway for multiple vaccine launches globally over the next several years.

We have also announced agreements with the governments of Australia, Canada and the United Kingdom to establish state-of-the-art 
mRNA manufacturing facilities in those countries, pursuant to which each government has entered into a multi-year commitment to 
purchase mRNA products from us, once approved. See “—Manufacturing” above for further detail.

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THIRD-PARTY STRATEGIC ALLIANCES

Strategic alliances

To accelerate the discovery and advancement of potential mRNA medicines across therapeutic areas, we have entered into, and intend 
to seek other opportunities to form, alliances with a diverse group of strategic collaborators. We have forged productive strategic 
alliances with pharmaceutical and biotechnology companies, government agencies, academic laboratories, foundations and research 
institutes with therapeutic area expertise and resources. Through our collaborations, we seek to advance our discovery and 
development programs, while leveraging our platform and our research and early development capabilities. We also seek to partner 
with and invest in companies developing other types of therapeutics, such as gene editing and cell-therapy, where we believe we can 
leverage our core mRNA and LNP capabilities to expand the reach of our technology.

Through certain of our strategic alliances, we share the rewards and risks of developing a new mRNA modality or program, where we 
may have early research data and desire a strategic collaborator to join us in advancing early development candidates within such 
modality into the clinic. Representative relationships and associated programs include those with (i) Merck, for the PCV program 
(mRNA-4157) in the cancer vaccines modality, and (ii) Vertex, for the cystic fibrosis (CF) program (VX-522) in the inhaled 
pulmonary therapeutics modality.

We view strategic alliances as important drivers for accelerating execution of our goal of rapidly developing mRNA medicines to treat 
patients across a wide range of medical and disease challenges. To maintain the integrity of our platform, the terms of our agreements 
with our strategic collaborators generally provide that either we receive rights to develop and commercialize potential mRNA 
medicines that we design and manufacture or our strategic collaborators receive rights to develop and commercialize potential mRNA 
medicines that we design and manufacture, as opposed to granting rights to our strategic collaborators to use our platform to generate 
new mRNA technologies, and that we generally own mRNA-related intellectual property arising from research activities performed 
under the strategic alliance. We plan to continue to identify potential strategic collaborators who can contribute meaningful technology 
and insights to our programs and allow us to more rapidly expand our impact to broader patient populations.

Below are brief descriptions of certain of our ongoing collaborations. In August 2022, AstraZeneca terminated our collaborations with 
them for our VEGF-A (AZD8601) and IL-12 (MEDI1191) programs. Additionally, Merck terminated our collaboration with them for 
our KRAS program (mRNA-5671) in February 2022. All rights to these programs have reverted to us. For additional information on 
these relationships, including their ongoing financial and accounting impact on our business, please see Note 5, Collaboration 
Agreements, to our consolidated financial statements included in this Annual Report on Form 10-K.

Merck (NYSE: MRK)—Strategic Alliance for Personalized mRNA Cancer Vaccines

In June 2016, we entered into a personalized mRNA cancer vaccines (PCV) Collaboration and License Agreement with Merck (PCV 
Agreement), which was subsequently amended and restated in 2018, to develop and commercialize PCVs for individual patients using 
our mRNA vaccine and formulation technology. Under the strategic alliance, we identify genetic mutations present in a particular 
patient’s tumor cells, synthesize mRNA for these mutations, encapsulate the mRNA in one of our proprietary LNPs and administer to 
each patient a unique mRNA cancer vaccine designed to specifically activate the patient’s immune system against her or his own 
cancer cells.

Pursuant to the PCV Agreement, we were responsible for designing and researching PCVs, providing manufacturing capacity and 
manufacturing PCVs and conducting Phase 1 and Phase 2 clinical trials for PCVs, alone and in combination with KEYTRUDA 
(pembrolizumab), Merck’s anti-PD-1 therapy, all in accordance with an agreed upon development plan and budget.

In September 2022, Merck exercised its option for PCVs, including mRNA-4157, pursuant to the terms of the PCV Agreement and in 
October 2022 paid us an option exercise fee of $250 million. Pursuant to the PCV Agreement, we and Merck have agreed to 
collaborate on further development and commercialization of PCVs, and we will share costs and any profits or losses worldwide 
equally. 

Vertex (Nasdaq: VRTX)—2016 Strategic Alliance in Cystic Fibrosis

In July 2016, we entered into a Strategic Collaboration and License Agreement (Vertex Agreement) with Vertex Pharmaceuticals 
Incorporated, and Vertex Pharmaceuticals (Europe) Limited (together, Vertex). The Vertex Agreement is aimed at the discovery and 
development of potential mRNA medicines for the treatment of cystic fibrosis (CF) by enabling cells in the lungs of people with CF to 
produce functional cystic fibrosis transmembrane conductance regulator (CFTR) proteins.

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Vertex —2020 Strategic Alliance in Cystic Fibrosis

In September 2020, we entered into a new Strategic Collaboration and License Agreement with Vertex (Vertex 2020 Agreement). The 
Vertex 2020 Agreement is aimed at the discovery and development of potential medicines to treat CF by delivering gene-editing 
therapies to lung cells to facilitate production of functional CFTR proteins.

The three-year research period of the Vertex 2020 Agreement will initially focus on the identification and optimization of novel LNPs 
and mRNAs that can deliver gene-editing therapies to cells in the lungs. Following the initial three-year period, Vertex is responsible 
for conducting development and commercialization activities for candidates and products that arise from the strategic alliance, 
including the costs associated with such activities. Vertex is also obligated to pay us for research services in connection with our 
performance of certain activities in accordance with a jointly agreed research plan. Subject to customary “back-up” supply rights 
granted to Vertex, under the agreement, we are the exclusive manufacturer of related mRNA and LNPs for preclinical, clinical and 
commercialization purposes.

Other Collaborations

Chiesi—2020 Collaboration and License Agreement with Chiesi

In September 2020, we entered into a Collaboration and License Agreement (Chiesi Agreement) with Chiesi Farmaceutici S.p.A. 
(Chiesi). The Chiesi Agreement is aimed at the discovery and development of potential mRNA medicines for the treatment of 
pulmonary arterial hypertension (PAH), a rare disease characterized by high blood pressure in the arteries of the lungs. 

Metagenomi—2021 Collaboration for Next-Generation In Vivo Gene Editing Therapeutics

In November 2021, we entered into a strategic research and development collaboration with Metagenomi, Inc. (Metagenomi) focused 
on advancing new gene editing systems for in vivo human therapeutic applications. The collaboration intends to utilize Metagenomi’s 
novel gene editing tools and leverage our mRNA platform, as well as LNP delivery technologies, with the goal of developing curative 
therapies for patients with serious genetic diseases. Under the terms of the collaboration, we and Metagenomi have agreed to advance 
a series of in vivo gene editing therapeutics against undisclosed targets. We agreed to pay Metagenomi an upfront cash payment and 
make an equity investment in Metagenomi in the form of a convertible note, which has since converted to a minority equity stake in 
the company. In December 2022, we made an additional equity investment in Metagenomi. Metagenomi is eligible to receive certain 
target option exercise fees as well as certain milestone payments, plus tiered royalties on net sales of any products that are 
commercialized by us under the agreement. 

Carisma Therapeutics—2022 Collaboration for In Vivo CAR-M Therapeutics

In January 2022, we entered into a new strategic collaboration agreement with Carisma Therapeutics, Inc. (Carisma) to discover, 
develop and commercialize in vivo engineered chimeric antigen receptor monocyte (CAR-M) therapeutics for the treatment of cancer, 
including solid tumors. Under the terms of the agreement, we agreed to pay Carisma an upfront cash payment and make an equity 
investment in Carisma in the form of a convertible note, which we have since agreed to convert to a minority equity stake in the 
company. Carisma will receive research funding and is eligible to receive certain milestone payments, plus tiered royalties on net sales 
of any products that are commercialized by us under the agreement. Carisma will be responsible for the discovery and optimization of 
development candidates while we will lead the clinical development and commercialization of therapeutics resulting from the 
agreement. We have the option to nominate up to twelve targets for development and commercialization.

CytomX Therapeutics—2022 Collaboration and License Agreement for mRNA-Base Conditionally Activated Therapeutics

On December 30, 2022, we entered into a collaboration and licensing agreement with CytomX Therapeutics (CytomX) to create 
investigational mRNA-based conditionally activated therapies utilizing our mRNA technologies and CytomX’s Probody® platform. 
Under the agreement, we agreed to pay CytomX an upfront cash payment, including a portion for pre-paid research funding. CytomX 
will receive research funding and is eligible to receive certain milestone payments, plus tiered royalties on global net sales of any 
products that are commercialized under the agreement. We and CytomX will collaborate on discovery and preclinical development 
and we will lead clinical development and commercialization of therapeutics under the agreement. The agreement further provides us 
with an option to participate in a future equity financing by CytomX subject to certain terms, conditions and regulatory requirements.

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Strategic alliances with government organizations and foundations

Defense Advanced Research Projects Agency (DARPA)

In September 2020, we entered into an agreement with DARPA for an award of up to $56 million to fund development of a mobile 
manufacturing prototype leveraging our existing manufacturing technology that is capable of rapidly producing vaccines and 
therapeutics. As of December 31, 2022, the committed funding, net of revenue earned was $6 million, with an additional $24 million 
available under Agreement No. HR0011-20-9-0118 if DARPA exercises additional contract options.

Biomedical Advanced Research and Development Authority (BARDA)

In September 2016, we received an award of up to approximately $126 million, subsequently adjusted to $117 million in 2021, under 
Agreement No. HHSO100201600029C from BARDA, a component of the Office of the Assistant Secretary for Preparedness and 
Response (ASPR), within the U.S. Department of Health and Human Services (HHS), to help fund our Zika vaccine program. In 
September 2022, the performance period of the grant expired, and BARDA was released of the obligation to fund the remaining 
$36 million of the award.

In April 2020, we entered into an agreement with BARDA for an award of up to $483 million to accelerate development of 
mRNA-1273, our original COVID-19 vaccine. The agreement was amended in both 2020 and 2021 to provide for additional 
commitments to support various late-stage clinical development efforts of mRNA-1273, including a 30,000 participant Phase 3 study,  
pediatric clinical trials and pharmacovigilance studies. In March 2022, we entered into a further amendment to the BARDA 
agreement, increasing the amount of potential reimbursements by $308 million, in connection with costs associated with the clinical 
development for adolescent and pediatric studies and the Phase 3 pivotal study. The maximum award from BARDA, inclusive of all 
amendments, was approximately $1.7 billion. All contract options have been exercised. As of December 31, 2022, the remaining 
available funding net of revenue earned was $137 million.

Institute for Life Changing Medicines (ILCM)

In September 2021, we entered into a collaboration agreement with the ILCM to develop a new mRNA therapeutic (mRNA-3351) for 
type 1 Crigler-Najjar syndrome ( CN-1). Under the terms of the agreement, we agreed to license mRNA-3351 to ILCM with no 
upfront fees, and without any downstream payments. ILCM will be responsible for the clinical development of mRNA-3351.

The Bill & Melinda Gates Foundation

In January 2016, we entered a global health project framework agreement with the Bill & Melinda Gates Foundation to advance 
mRNA development projects for various infectious diseases. The Bill & Melinda Gates Foundation has committed up to $20 million 
in grant funding to support our initial project related to the evaluation of antibody combinations in a preclinical setting as well as the 
conduct of a first-in-human Phase 1 clinical trial of a potential mRNA medicine to help prevent HIV infections. Follow-on projects, 
which could bring total potential funding under the framework agreement up to $100 million (including the HIV antibody project) to 
support the development of additional mRNA projects for various infectious diseases, can be proposed and approved until the sixth 
anniversary of the framework agreement, subject to the terms of the framework agreement, including our obligation to grant to the Bill 
& Melinda Gates Foundation certain non-exclusive licenses.

INTELLECTUAL PROPERTY

We rely on a combination of intellectual property laws, including patent, trademark, copyright and trade secret, as well as 
confidentiality and license agreements, to protect our intellectual property and proprietary rights. 

Protecting our platform, modality and program investments: Building an expansive, multi-layered IP estate

We have built a substantial IP estate that includes numerous patents and patent applications related to the development and 
commercialization of mRNA vaccine and therapeutic development candidates, including related platform technologies. Our platform 
IP protects advances in mRNA design and engineering, proprietary LNP components, delivery systems, processes for the manufacture 
and purification of drug substances and products and analytical methods. A significant portion of our platform IP estate further 
provides multi-layered protection for our modalities and programs.

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With respect to our IP estate, our solely-owned patent portfolio consists of more than 190 issued or allowed U.S. patents or patent 
applications and more than 150 granted or allowed patents in jurisdictions outside of the U.S. (including granted European patents that 
have been validated in numerous European countries) covering certain of our proprietary platform technology, inventions and 
improvements, and covering key aspects of our clinical and most advanced development candidates. We have over 1,050 additional 
pending patent applications that, in many cases, are counterparts to the foregoing U.S. and foreign patents.

Most of the patents and applications (if issued) in our portfolio will not expire until 2033 at the earliest. Any patent that may issue 
from our most recently filed patent applications is projected to expire between 2042 and 2043, at the earliest. We file additional U.S. 
and foreign patent applications as necessary to protect our evolving intellectual property positions.

We also rely on trademarks, copyright, trade secrets and know-how relating to our proprietary technology and programs, continuing 
innovation, and in-licensing opportunities to develop, strengthen and maintain our proprietary position in the field of mRNA 
therapeutic and vaccine technologies. We take additional steps, such as entering into confidentiality and license agreements, to protect 
our intellectually property and proprietary rights. We additionally plan to rely on data exclusivity, market exclusivity and patent term 
extensions when and where available, and plan to seek and rely on regulatory protection afforded through orphan drug designations. 
We also possess substantial proprietary know-how associated with related manufacturing processes and expertise.

IP protecting our platform

We have a broad IP estate covering key aspects of our platform. This estate provides multiple layers of protection covering the making 
and use of the mRNA drug substance and delivery technologies.

With respect to our platform, we have a portfolio that includes U.S. and foreign patents or patent applications covering platform 
innovations that are related to the design, manufacturing and formulating of mRNA medicines. For example, these patents and patent 
applications include claims directed to:

• mRNA chemistry imparting improved properties for vaccine and therapeutic uses;
• methods for mRNA sequence optimization to enhance the levels and fidelity of proteins expressed from our mRNA medicines;
• methods for identifying epitopes having superior suitability in cancer vaccine contexts;
•
•

engineering elements tailored to enhance stability and the in vivo performance of mRNA medicines;
LNP delivery systems, including novel lipid components designed for optimal delivery and expression of both therapeutic and 
vaccine nucleic acids, in particular, prophylactic infectious disease and cancer vaccine nucleic acids, intratumoral immuno-
oncology therapeutics, local regenerative therapeutics, systemic therapeutics, and inhaled pulmonary therapeutics; and
innovative processes for the manufacture and analysis of mRNA drug substance and formulated drug product.

•

IP protection

Our IP estate provides protection for the multiple programs both at the product-specific level and at various broader levels. For 
example, we have patent coverage for LNP-encapsulated mRNAs having specific chemical modification suited for vaccine and 
therapeutic mRNA use. Our estate also includes IP covering certain LNP-encapsulated mRNAs coding for infectious disease antigens 
for use in preventing or treating infectious diseases, including those caused by respiratory and latent viruses, as well as bacterial, viral 
and parasitical diseases known to threaten public health. Our mRNA chemistry, formulation and manufacturing patent applications 
and related know-how, along with trade secrets, may also provide us with additional IP protection relating to our development 
candidates.

Respiratory vaccines

For our respiratory vaccines programs, we typically pursue patent protection featuring composition of matter and method of use 
claims. Our global patent protection strategy may vary based on the unique geographic prevalence of various infectious diseases.

We have filed several patent applications covering our COVID-19 vaccine program. Claims directed to mRNA-1273, which is a LNP-
encapsulated mRNA encoding prefusion-stabilized Spike protein antigen, and claims to methods of vaccinating subjects against 
SARS-CoV-2 infection using our mRNA-1273 vaccine, are featured in several patent families, three of which have been abandoned in 
all jurisdictions. A single Patent Cooperation Treaty (PCT) application is pending. Priority dates for these applications span a period 
from late January 2020 through January 2021. A further pending PCT application includes claims covering our variant-specific 
COVID-19 vaccines. Protection for mRNA-1283 can be found in a PCT application and three pending U.S. provisional patent 
applications. Two additional U.S. provisional patent applications include claims covering our COVID-19 and seasonal flu combination 
vaccine.

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Spikevax

Patent Number
11,524,023

Country/Region*
United States

11,485,972

10,898,574

10,703,789

10,702,600

10,577,403

10,442,756

10,266,485

10,064,959

9,868,692

3 590 949

3 718 565

United States

United States

United States

United States

United States

United States

United States

United States

United States

Europe

Europe

Patent Type
Composition of Matter

Composition of Matter

Expiration Date**
October 22, 2041

May 18, 2038 

Composition of Matter and Method of Use

April 2, 2032

Composition of Matter

Composition of Matter

Composition of Matter

Composition of Matter

Composition of Matter

Composition of Matter

Composition of Matter

March 9, 2033

October 21, 2036

March 9, 2033

September 16, 2036

September 16, 2036

October 3, 2031

September 16, 2036

Composition of Matter and Method of Use

October 3, 2031

Composition of Matter

October 21, 2036

* Selected granted patents in the U.S. and Europe only. Additional granted and pending patents in the U.S., Europe and other countries may be available.
** Expiration dates listed here include any granted or anticipated patent term adjustment (PTA), but not any patent term extension (PTE) or supplementary protection 
certificates (SPC).

RSV

We have filed multiple patent families directed to RSV vaccines. For example, a U.S. patent issued on October 11, 2022, and is 
pending in Europe. Our RSV patent portfolio includes multiple families of differing patent breadth and are filed in many foreign 
jurisdictions where RSV vaccines are needed. At least four U.S. and European patent applications are pending, as are applications in 
Canada, Australia and several Asian jurisdictions.

Influenza

We have multiple patent families spanning different levels of breadth, design and antigen valency pending in the U.S., Europe and 
around the world. The first level includes the influenza vaccine patents derived from our vaccine platform filings.

Since the SARS-CoV-2 pandemic began, we have introduced several multivalent designs for advanced flu vaccines, which can be 
used in combination vaccines with other respiratory viruses. There is a pending PCT patent application on our multivalent design that 
includes claims covering our vaccine program for the prevention of infection with seasonal influenza virus.

hMPV/PIV3

Human metapneumovirus (hMPV) and parainfluenza virus 3 (PIV3) are both single-stranded RNA viruses like RSV. We have patent 
applications directed to our hMPV/PIV3 vaccine pending in the U.S., Europe and Hong Kong. Moreover, five U.S. patents have 
issued featuring hMPV/PIV3 vaccines, with claims covering: LNP-encapsulated mRNA vaccines that encode the PIV3 and hMPV 
fusion proteins, administration methods for these LNP-encapsulated mRNA vaccines, vaccines that include hMPV-encoding mRNA 
formulated in LNPs, vaccines that include PIV3-encoding mRNA formulated in LNPs and specific hMPV- and PIV3-encoding 
mRNAs for use as vaccines. A pending U.S. patent application features claims to clinical aspects of our hMPV/PIV3 vaccine. A 
pending U.S. patent application features claims covering our hMPV/RSV vaccine.

Latent vaccines

We have vaccine programs and patent applications directed to both the acute and latent forms of diseases caused by various viruses, 
including CMV, EBV, HSV, VZV and HIV, using both preventative vaccines targeting the acute phase and therapeutic vaccines for 
treating the latent diseases in those who do become infected.

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CMV

The patent coverage for our human CMV vaccine candidate is extensive and is based on a vaccine with six mRNAs encoding a 
pentamer surface glycoprotein complex and the gB surface glycoprotein. Both pentamer and gB facilitate entry of the virus into 
different cell types and therefore immune responses targeting these proteins can block virus entry, spread and reactivation. The current 
patent portfolio contains both compositions of matter and methods of treating subjects using the vaccine. In the U.S., our CMV 
vaccine is covered by multiple issued U.S. patents of differing breadth. Each family has counterparts consisting of pending 
applications and issued patents in many non-US jurisdictions, including Australia, Canada, Europe and Japan. A separate family of 
CMV patents, which includes mRNA-1647 plus mRNA-1443 for use in CMV vaccines for transplant indications, is also yielding 
patents and with many foreign jurisdictions pending.

EBV, HSV and VZV

Similar to CMV, we have multiple patent families pending for each of EBV, HSV and VZV, covering both prophylactic and 
therapeutic indications. These patent families have also been filed across a broad list of foreign jurisdictions including Australia, 
Canada, Europe and Japan.

Public health vaccines

We maintain a multi-program effort at developing vaccines for potential future pandemics and for use in parts of the world with less 
well-established health care systems. This group of programs include infectious diseases such as flaviviruses like Zika and dengue 
viruses, HIV, Nipah virus, Ebola and Marburg viruses and monkeypox and smallpox viruses. In addition, programs are ongoing in 
many bacterial diseases including tuberculosis and in parasitical diseases, such as leishmaniasis and malaria. Specific patent families 
are being filed on most potential public health programs where possible, but in some scenarios, platform patents may be used to 
augment patent protection for public health target vaccines.

Personal cancer vaccines

Composition of matter and method claims are being pursued to protect programs within our cancer vaccines modality. Proprietary 
methods around the making and therapeutic use of our PCVs and resulting vaccine compositions are described and claimed in eight 
pending U.S. patent applications, six pending European patent applications, five pending patent applications in each of Australia, 
Canada and Japan, three pending patent applications and one granted patent in China, and several pending patent applications in New 
Zealand, South Africa, as well as other European, Asian and South American countries. These applications also relate to various 
vaccine design formats, in particular, polyepitopic vaccine formats, and methods of treating cancer with such PCVs. We also possess 
substantial know-how and trade secrets relating to the development and commercialization of our cancer vaccine programs, including 
related manufacturing process and technology.

Likewise, our KRAS antigen cancer vaccine and methods of treating cancer featuring such vaccines are covered in an issued U.S. 
patent, which includes claims to LNP-encapsulated mRNA encoding mutant KRAS antigens, and in a pending U.S. patent application 
and pending applications in Australia, Brazil, Canada, Europe, Japan, Mexico, New Zealand and South Africa, as well as in several 
other European, Asian and Middle Eastern jurisdictions.

Intratumoral immuno-oncology

We have filed numerous patent applications featuring claims to mRNAs encoding immune-stimulatory proteins and methods of 
treating cancer using such compositions.

Two of our immuno-oncology programs are designed to be administered intratumorally to alter the tumor microenvironment in favor 
of mounting an immune response against tumors. Our mRNA program that includes mRNAs that encode OX40L, IL-23 and IL-36γ 
are covered by two granted European patents, by twelve issued U.S. patents, by several pending U.S. and European patent applications 
and by several pending patent applications in other foreign jurisdictions. These applications feature claims to the mRNA therapeutics 
as compositions of matter, formulations that include such mRNAs and methods of reducing tumors and treating cancer using these 
development candidates. Similar claims cover our IL-12 development candidate, which can be found in two issued U.S. patents, a 
granted European patent, in pending patent applications in the U.S. and Europe and in issued and pending applications in other foreign 
jurisdictions. 

Cardiovascular

Our localized regenerative therapeutics modality is focused on regenerative therapeutics. Our sole program, VEGF-A, is covered by a 
granted European patent, granted Japanese patents and by pending U.S. and European patent applications and by pending and issued 
national phase patent applications in additional foreign jurisdictions.

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Rare diseases

We have programs featuring expression of therapeutic proteins, e.g., intracellular enzymes for the treatment of rare diseases. For our 
rare disease programs, we generally pursue patent protection featuring composition of matter and method of use claims, for example, 
pharmaceutical composition and method of treatment claims. Our most advanced rare disease development candidate is for PA. For 
this candidate, we have patent applications pending in the United States, Canada, Europe, and Japan which cover mRNA encoding the 
alpha and beta subunits of the enzyme propionyl-CoA carboxylase (PCCA and PCCB, respectively), for the treatment of PA.

For MMA, we have patent applications issued and pending in the U.S. and foreign applications filed in Australia, Canada, Japan, 
Europe and the Middle East.

For our PKU development candidate, we have a pending PCT and pending patent applications in the U.S., Europe and Japan covering 
mRNA encoding phenylalanine hydroxylase (PAH) for the treatment of PKU.

For our Glycogen Storage Disorder, Type 1a (GSD1a) development candidate, we have filed several patent families, including 
pending U.S. and European patent applications, as well as applications pending in Australia, Canada, China, Japan, Israel and several 
Middle Eastern jurisdictions covering mRNA encoding glucose 6-phosphatase (G6Pase) for the treatment of this disorder.

For our Crigler-Najjar Syndrome Type 1 (CN-1) development candidate, we have patent applications pending in the U.S., Europe, 
Australia, Canada and Japan.

Our ornithine transcarbamylase deficiency (OTC) development candidate is covered by a pending PCT application.

Any U.S. and foreign patents that may issue from these patent families would be expected to expire in 2036 for the earliest of the 
MMA patents and 2038 to 2042 for the remaining MMA, PA, PKU, GSD1a and CN-1 patents, excluding any patent term adjustments, 
any patent term extensions and any terminal disclaimers.

As further described below, we have filed or intend to file patent applications on these and other aspects of our technology and 
development candidates, and as we continue the development of our intended products, we plan to identify additional means of 
obtaining patent protection that would potentially enhance commercial success, including protection for additional methods of use, 
formulation, or manufacture.

Systemic secreted and cell-surface therapeutics

Our systemic secreted and cell-surface therapeutics modality features programs directed to expression of secreted or cell-surface 
proteins including antibodies, circulating immune modulation factors, secreted enzymes and transmembrane proteins. Our mRNA-
encoded antibody against Chikungunya virus reported positive interim Phase 1 results in clinical trials and utilizes the same LNP 
formulation being advanced for our MMA program and other rare disease programs. Patent protection for mRNA-encoded antibody 
against Chikungunya virus is being sought by way of a pending U.S. and European patent applications, in which we share joint 
ownership rights.

Our Relaxin development candidate is covered by several patent families, including granted patents in Japan, China and the U.S., and 
by additional applications in the U.S. and additional foreign jurisdictions and a pending PCT application.

Our PD-L1 development candidate is covered in pending patent applications filed in the U.S., Japan, Europe, Canada and Australia.

Inhaled pulmonary therapeutics

Our inhaled pulmonary therapeutics modality currently has one development candidate directed to expression of therapeutic protein in 
the lungs. This Cystic Fibrosis (CF) development candidate is covered by pending U.S., European and PCT patent applications.

Gene editing

Our gene editing program currently has one filed patent family that includes issued patents in the U.S., Australia, Europe, Canada and 
Japan, and also pending applications in these jurisdictions. We plan to file patent applications on development candidates and other 
aspects of gene editing technology as we continue to innovate both internally and through strategic collaborations.

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Trademarks

Our trademark portfolio currently contains at least 450 trademark registrations, including at least 15 registrations in the United States 
and the remaining in Canada, the European Union, the United Kingdom, Israel, China, Japan, Australia, and elsewhere. In addition, we 
have at least 925 pending trademark applications in more than 95 jurisdictions, including in the aforementioned locations and 
additional countries throughout Africa, Asia, and South America.

In-licensed intellectual property

While we develop and manufacture our potential mRNA medicines using our internally created mRNA technology platform, we also 
seek out and evaluate third party technologies and IP that may be complementary to our platform.

Patent sublicense agreements with Cellscript and mRNA RiboTherapeutics

The Trustees of the University of Pennsylvania owns several issued U.S. patents, granted European patents and pending U.S. patent 
applications directed, in part, to nucleoside-modified mRNAs and their uses, or the Penn Modified mRNA Patents. mRNA 
RiboTherapeutics, Inc. (MRT) obtained an exclusive license to the Penn Modified mRNA Patents and granted its affiliate, Cellscript, 
LLC (Cellscript), a sublicense to the Penn Modified mRNA Patents in certain fields of use.

In June 2017, we entered into two sublicense agreements, one with Cellscript, and one with MRT, which agreements we collectively 
refer to as the Cellscript-MRT Agreements. Together, the Cellscript-MRT Agreements grant us a worldwide, sublicensable sublicense 
to the Penn Modified mRNA Patents to research, develop, make, and commercialize products covered by the Penn Modified mRNA 
Patents, or licensed products, for all in vivo uses in humans and animals, including therapeutic, prophylactic, and diagnostic 
applications. The Cellscript-MRT Agreements are non-exclusive, although Cellscript and MRT are subject to certain time restrictions 
on granting additional sublicenses for in vivo uses in humans under the Penn Modified mRNA Patents.

We paid Cellscript and MRT aggregate sublicense grant fees of $28 million upon entering into the Cellscript-MRT Agreements, 
$25 million in early 2018, and $22 million in early 2019. Cellscript and MRT are collectively eligible to receive, on a licensed 
product-by-licensed product basis, milestone payments totaling up to $0.5 million upon the achievement of certain regulatory-based 
events for diagnostic products, and milestone payments totaling up to $1.5 million upon the achievement of certain development and 
regulatory-based events for either therapeutic or prophylactic products, and up to $24 million upon the achievement of certain 
commercial-based events for either therapeutic or prophylactic products. The Cellscript-MRT Agreements require us to pay royalties 
based on annual net sales of licensed products at rates in the low single digits for therapeutic, prophylactic, and diagnostic uses, and 
royalties based on annual net sales of licensed products sold for research uses at rates in the mid-single digits, subject to certain 
reductions, with an aggregate minimum floor. Following the first commercial sale of licensed products under a Cellscript-MRT 
Agreement, we are required to pay Cellscript or MRT, as applicable, minimum annual royalties ranging from $10,000 to $400,000 
depending on the use of such licensed product, with all such payments creditable against earned royalties on net sales. In 2022, we 
paid $635 million in royalties and milestone payments to Cellscript in connection with sales of our COVID-19 vaccine.

The Cellscript-MRT Agreements will terminate upon the expiration or abandonment of the last to expire or become abandoned of the 
Penn Modified mRNA Patents. Cellscript or MRT, as applicable, may terminate its respective Cellscript-MRT Agreement if we fail to 
make required payments or otherwise materially breach the applicable agreement, subject to specified notice and cure provisions. 
Cellscript or MRT, as applicable, may also terminate the applicable Cellscript-MRT Agreement upon written notice in the event of our 
bankruptcy or insolvency or if we challenge the validity or enforceability of the Penn Modified mRNA Patents. We have the right to 
terminate each Cellscript-MRT Agreement at will upon 60 days’ prior notice to Cellscript or MRT, as applicable, provided that we 
cease all development and commercialization of licensed products upon such termination. If rights to MRT or Cellscript under the 
Penn Modified mRNA Patents are terminated (e.g., due to bankruptcy of MRT or Cellscript), the terminated party will assign its 
interest in the respective Cellscript-MRT Agreement to the licensor from which it received rights under the Penn Modified mRNA 
Patents and our rights will continue under the new licensor.

Patent license agreement with NIAID

In December 2022, we entered into a non-exclusive patent license agreement with the National Institute of Allergy and Infectious 
Diseases (NIAID), an Institute or Center of the National Institutes of Health (NIH) to license certain patent rights concerning 
stabilizing prefusion coronavirus spike proteins and the resulting stabilized proteins for use in COVID-19 vaccine products. Pursuant 
to the agreement, we have agreed to pay low single-digit royalties on future net sales, a minimum annual royalty payment and certain 
contingent development, regulatory and commercial milestone payments on a licensed product-by-licensed product basis.  

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Formulation technology in-licenses

Our development candidates use internally developed formulation technology that we own. We do, however, have rights to use and 
exploit multiple issued and pending patents covering formulation technologies under licenses from other entities. If in the future we 
elect to use or to grant our strategic collaborators sublicenses to use these in-licensed formulation technologies, we or our strategic 
collaborators may be liable for milestone and royalty payment obligations arising from such use. We consider the commercial terms of 
these licenses and their provisions regarding diligence, insurance, indemnification and other similar matters, to be reasonable and 
customary for our industry.

HUMAN CAPITAL

We had approximately 3,900 full-time employees as of December 31, 2022, representing a substantial increase from 2,700 full-time 
employees as of the end of the prior year. We have undertaken significant hiring of talent to facilitate manufacturing of our COVID-19 
vaccine, in addition to building out our commercial and regulatory organizations, as well as other functions, to support this continued 
roll-out. While much of this growth has occurred at our headquarters in Cambridge, Massachusetts and our manufacturing facility in 
Norwood, Massachusetts (outside Boston), we also continued to increase our hiring elsewhere in the United States and internationally 
during 2022. At year-end, we had employees in 17 countries around the world, with a presence in North America, Europe and the 
Asia-Pacific region. To support our growth as we build out our commercial and regulatory capabilities, we have focused our hiring on 
talent with experience at other pharmaceutical companies, particularly as we fill roles to facilitate our operations and commercial 
activities in markets around the globe. We have also continued to hire talent to support our research and clinical capabilities across our 
entire pipeline. 

We operate in a highly competitive environment for talent, particularly as we seek to attract and retain talent with experience in the 
biotechnology and pharmaceutical sectors. Our workforce is highly educated, and as of December 31, 2022, 48% of our employees 
hold Ph.D., Doctorate, M.D., J.D. or Master’s degrees. Among our employees, as of December 31, 2022, 50% are female. Among our 
leadership (which we define as employees at the vice president level and above), as of December 31, 2022, approximately 41% are 
female, a slight increase from the prior year. 41% of our U.S. employees identify as racially or ethnically diverse as of December 31, 
2022, a slight increase from the prior year. In 2022, we engaged a third-party consultant to conduct a statistical pay equity analysis, 
which showed zero statistically significant differences in pay, based on role, across gender globally and across gender, race and 
ethnicity in the United States.

Our focus on belonging, inclusion & diversity 

We believe that our strength comes from our diversity, and we are committed to building a culture of inclusion and belonging for all. 
In 2022, we continued to act on our commitment to belonging, inclusion & diversity by, among other things:

•
•
•

•

•

increasing our monitoring and reporting of company-wide gender and ethnicity data;
including a belonging, inclusion and diversity focus in every employee engagement survey;
continuing to invest in our Employee Resource Groups, which are voluntary, employee-led groups that harness the power of 
belonging in service to our people, our company and the community at large; 
joining the Disability:IN Inclusion Works Program, an initiative that assists employers in all aspects of disability inclusion at 
work; and
conducting diversity-related events, celebrations and learning opportunities for all employees throughout the year.

Our approach to attracting and retaining talent 

We are committed to ensuring that our employees find that their careers at Moderna are filled with purpose, growth and fulfillment. 
We believe that a career at Moderna provides opportunity for:

•

Impact: Our people will have the opportunity to do work that is unparalleled in terms of its innovation and scope of impact on 
people’s lives.

• Growth: We provide incredible opportunities for growth and we obsess over learning (as demonstrated, in part, by our Mindsets 

(see below). We invest substantially through Moderna University in the development of our people. 

•

• Well-being: We are committed to the health and well-being of our employees and their families and provide numerous family-
friendly benefits and opportunities to be healthy, including monthly contributions to employee lifestyle spending accounts.
Inclusion: We believe in the benefits of bringing together a diverse set of perspectives and backgrounds, and creating an 
environment where differences are celebrated and leveraged. We measure and hold management accountable to creating an 
environment of psychological safety.
Compelling rewards: To attract and retain the best talent, we provide competitive rewards that help to drive groundbreaking 
work and allow employees to share in the value we will create together, including through our equity programs.

•

• Giving and volunteering: Our people have the opportunity to give back to their communities and directly support causes that 

they are passionate about through volunteer and employee matching donation programs.

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To help promote alignment between our employees and our shareholders, all employees participate in our corporate equity programs 
through the receipt of equity grants, and the percentage of equity as a component of overall pay mix increases with seniority. We 
believe that in addition to incentivizing growth that leads to shareholder value, broad eligibility for our equity programs helps promote 
employee retention as these awards generally vest over a four-year period and embed our “We act like owners” mindset.

None of our employees are represented by a labor union or works councils, and none of our employees have entered into a collective 
bargaining agreement with us. A small number of employees in Belgium, France, Italy and Spain are covered by statutory collective 
bargaining agreements governing certain benefits and working conditions. We consider our employee relations to be good.

We believe that our employees are highly engaged, and our company and team have been publicly recognized for our leadership, 
innovation and good corporate citizenship. Science magazine ranked us as a top employer for each of the last eight years. Additionally, 
in 2022, Biospace ranked us the number one large employer in its 2023 Best Places to Work in Biopharma report. We measure 
employee engagement through a vendor-supplied engagement software, using validated external benchmarks to track employee 
engagement factors.

We continually monitor employee turnover rates, as our success depends upon retaining our highly trained personnel. We believe that 
the competitive compensation we offer, along with the combination of the factors listed above, among other factors, have helped 
reduce voluntary turnover. In 2022, our voluntary turnover rate was approximately 8%.

Our approach to training our employees

To further invest in our teams, we have established a structured training curriculum for our employees through Moderna University 
and have a full-time team dedicated to developing its curriculum and conducting activities. The objective of Moderna University is for 
every employee to be deeply familiar with our core technology and able to learn about technologies that might further enable our 
innovation. In addition, Moderna University is also focused on creating strong leaders through management and leadership training. 
There are four core areas within Moderna University:

•

•

•

•

Professional development: This program provides on-site training programs, including those focused on leadership and project 
management, as well as tools to improve interpersonal communication.
Digital learning library: We have built an online library of videos of a variety of scientific material that our employees can 
access flexibly. This content includes:

◦
◦
◦

Presentations by external speakers at in-house scientific seminars;
Scientific courses at external universities; and
Peer-to-peer video series in which in-house experts provide an introductory view of complex topics they tackle within 
their teams.

Learning management system: We have deployed a digital system to track and administer training programs for each of our 
employees. Training content is developed digitally and offered to our employees.
New hire orientation: Moderna ONE is our program for onboarding all new employees. During this intensive learning program, 
new employees from across the globe meet with members of the management team and senior functional leaders at our 
headquarters in Cambridge, Massachusetts to learn about Moderna, our culture and how we operate.

In December 2021, we announced the launch of our Artificial Intelligence (AI) Academy in partnership with Carnegie Mellon 
University. The AI Academy is intended to educate and empower our employees to identify and integrate AI and machine learning 
solutions into every Moderna system and processes to bring mRNA medicines to patients.

Our culture

As an organization, we are bold, collaborative, curious and relentless. These values are underpinned by a core set of what we call 
“basecamp” values—they are non-negotiable for every Moderna employee: integrity, quality, respect. Additionally, with the continued 
rapid growth of our company, we articulated the Moderna Mindsets in 2021. The Moderna Mindsets are a set of beliefs by which we 
govern Moderna. They define how we behave, how we lead and how we make decisions. We believe the Mindsets will be integral to 
our future success, and we are working to integrate them into every facet of how we identify, onboard, grow and manage the highest 
impact talent. Our employees participate in the Mindsets Workshops, which is an interactive, full-immersion learning experience 
designed to provide the opportunity to engage with, better understand and learn how to apply the Mindsets in the workplace. We have 
also rolled out a new coaching and development program for our senior leaders that is based on our Mindsets. This program represents 
a significant investment in our growing senior leader cohort, providing every senior leader with individualized coaching to help them 
become stronger leaders for Moderna’s future.

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To further develop and retain our workforce, we conduct periodic talent reviews that identify key talent within the organization. We 
use that data to inform specific development opportunities for key current and potential future leaders, and to support our periodic 
succession planning activities for key roles. These steps together ensure we have a robust understanding of our workforce and a talent 
pipeline to grow future leaders, and provide our employees an opportunity to continuously grow and advance in a way that meets their 
aspirations and talents.

CORPORATE SOCIAL RESPONSIBILITY 

As we pursue our mission to deliver the greatest possible impact to people through mRNA medicines, we have developed a corporate 
social responsibility (CSR) program that demonstrates our commitment to patients, employees, the environment and local 
communities. Our CSR framework consists of five key focus areas: medicines for patients, community, governance and ethics, 
employees and environment. Please refer to our 2021 ESG Report under the “Responsibility—Corporate policies” section of our 
website, which can be found at www.modernatx.com/responsibility/corporate-policies, as well as our proxy statement related to our 
2023 Annual Meeting of Stockholders that we will file with the SEC, for a description of some of the measures we have taken to 
progress our commitment to corporate social responsibility.

COMPETITION

The biotechnology and pharmaceutical industries utilize rapidly advancing technologies and are characterized by intense competition. 
There is also a strong emphasis on defense of intellectual property and proprietary products.

mRNA Medicines and Our COVID-19 Vaccines

We believe that mRNA as a medicine coupled with our capabilities across mRNA technology, drug discovery, development and 
manufacturing provide us with a competitive advantage. However, we face competition from others developing mRNA vaccines and 
therapeutics, as well as other medicines that compete or could compete with our mRNA products, development candidates and 
investigational medicines. We face competition from various sources, including large pharmaceutical companies, biotechnology 
companies, academic institutions, government agencies and public and private research institutions. The mRNA field is growing 
rapidly, which is leading to increased competitive pressure, including from large and more established pharmaceutical companies. For 
any products that we eventually commercialize, we will not only compete with existing medicines but also compete with medicines 
that may become available in the future. We also face competition when entering into strategic alliances to advance and grow our 
pipeline.

We face significant competition in the market for our COVID-19 vaccines, particularly from established pharmaceutical companies 
with longer operating histories and significant experience in producing and marketing pharmaceutical products. Our COVID-19 
vaccines compete against vaccines that have been approved or authorized in various jurisdictions, including the Pfizer/BioNTech 
COVID-19 vaccine, which is also based on mRNA technology.

Additionally, competitors have developed treatments for COVID-19, and additional treatments may be developed in the future. For 
example, Pfizer and Merck have developed antiviral pills for the treatment of COVID-19. To the extent that these or other treatments 
are viewed as an alternative to vaccination against COVID-19, our competitive position could be harmed.  

Competition for the sale of our COVID-19 vaccines can be impacted by a number of factors, including: the efficacy of our vaccine in 
preventing COVID-19 (particularly in the prevention of severe cases of COVID-19); the ability of our vaccines, and boosters to 
protect effectively against variants of the SARS-CoV-2 virus; perceptions of the efficacy of our vaccine; concerns about potential side 
effects from the vaccine, its safety or tolerability; the novelty of mRNA technology; storage and handling conditions for our vaccines 
and the ease or difficulty with which they can be distributed; the timing and scope of regulatory approvals; reimbursement coverage; 
our costs to produce and distribute our vaccines; and our ability to scale our manufacturing and distribution effectively as we continue 
to expand shipments internationally. The competitiveness of our COVID-19 vaccines in the future may also depend upon whether we 
are successful in our efforts to produce combination respiratory vaccines, which would combine protection against various respiratory 
diseases, such as seasonal flu, RSV and COVID-19 in a single shot. We will also be impacted by the degree of success that our 
competitors have with similar efforts. 

Additionally, standalone vaccines we may develop for respiratory diseases, such as seasonal flu vaccines, will face competition from 
existing vaccines and treatments, as well as future medicines developed by competitors. Our competitive positioning may also be 
affected by the fact that we do not have as long a history of producing pharmaceutical products or existing commercial relationships 
compared to certain of our competitors.

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There are additional companies that are working on mRNA medicines, some of which have reached commercialization. Companies 
with mRNA programs include BioNTech and Pfizer (alone and in partnership with BioNTech, Beam Therapeutics and others). Others 
include Sanofi, GlaxoSmithKline and CureVac. We also compete against other pharmaceutical companies in the market for 
COVID-19 vaccines that do not utilize mRNA technologies, including AstraZeneca, Johnson & Johnson and Novavax, among others.

Beyond mRNA

We and our strategic collaborators face competition from companies developing therapies in various areas, other than the development 
of mRNA medicines, related to our collaborations. For example, there are a growing number of pharmaceutical, biotechnology and 
academic institutions researching and developing autologous and allogeneic CAR-T therapies in both the solid and liquid tumor 
setting. These CAR-T cell therapies are at various stages of development and approval and could compete against any CAR-T 
therapeutics we discover, develop and commercialize in collaboration with Carisma Therapeutics.

Similarly, there are many companies and institutions researching and developing CRISPR and other gene editing systems, which could 
compete against any therapies for genetic diseases we develop and commercialize in collaboration with Metagenomi or other 
collaborators.

Our Growing Commercial Footprint

Our commercial organization was only established in 2020 in connection with the launch of our COVID-19 vaccine. Accordingly, we 
have less commercial experience than many of our competitors and are still in the process of growing our commercial footprint. 
Additionally, we may compete against other companies who have certain competitive advantages over us, such as an ability to bundle 
the sale of their COVID-19 vaccines with other products. See “Risk Factors—Risks related to commercialization and our products.”

GOVERNMENT REGULATION

Government authorities in the United States at the federal, state and local level and in other countries regulate, among other things, the 
research, development, manufacture and marketing of our products, development candidates and investigational medicines. Generally, 
before a new drug or biologic can be marketed, considerable data demonstrating its quality, safety and efficacy must be obtained and 
submitted for review and approved by the regulatory authority.

U.S. drug and biological product development

In the United States, the FDA regulates drugs under the Federal Food, Drug, and Cosmetic Act (FDCA) and its implementing 
regulations and biologics under the FDCA, the Public Health Service Act (PHSA), and their implementing regulations. Both drugs and 
biologics also are subject to other federal, state and local statutes and regulations. Failure to comply with applicable U.S. requirements 
at any time during the product development process, approval process or following approval may subject us to administrative or 
judicial sanctions. These sanctions could include, among other actions, the FDA’s refusal to approve pending applications, withdrawal 
of an approval, license revocation, a clinical hold, untitled or warning letters, voluntary or mandatory product recalls, market 
withdrawals, product seizures, total or partial suspension of production or distribution, injunctions, fines, refusals of government 
contracts, restitution, disgorgement and civil or criminal penalties. Any agency or judicial enforcement action could have a material 
adverse effect on us.

Any of our investigational medicines must be approved by the FDA through a BLA or new drug application (NDA) process before 
they may be legally marketed in the United States. The preclinical and clinical testing and approval process requires substantial time, 
effort and financial resources, and we cannot be certain that any approvals for our current or future investigational medicines will be 
granted on a timely basis, or at all.

Preclinical studies

Before any of our development candidates may be tested in humans, the development candidate must undergo rigorous preclinical 
testing. Preclinical studies include laboratory evaluation of product chemistry and formulation, as well as in vitro and animal studies to 
assess the potential for adverse events and in some cases to establish a rationale for therapeutic use. The conduct of preclinical studies 
is subject to federal regulations and requirements, including GLP regulations for safety/toxicology studies. An IND sponsor must 
submit the results of the preclinical tests, together with manufacturing information, analytical data, any available clinical data or 
literature and plans for clinical studies, among other things, to the FDA as part of an IND. An IND is a request for authorization from 
the FDA to administer an investigational product to humans and must become effective before human clinical trials may begin. Unless 
the FDA raises concerns, an IND automatically becomes effective 30 days after receipt by the FDA. In such a case, the IND sponsor 
and the FDA must resolve any outstanding concerns before the clinical trial can begin. 

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Clinical trials

The clinical stage of development involves the administration of the investigational medicine to healthy volunteers or patients under 
the supervision of qualified investigators and in accordance with GCP requirements. Clinical trials are conducted under protocols 
detailing, among other things, the objectives of the clinical trial, dosing procedures, subject selection and exclusion criteria and the 
parameters to be used to monitor subject safety and assess efficacy. Each protocol, and any subsequent amendments to the protocol, 
must be submitted to the FDA as part of the IND. Furthermore, each clinical trial must be reviewed and approved by an Institutional 
Review Board (IRB) for each institution at which the clinical trial will be conducted to ensure that the risks to individuals participating 
in the clinical trials are minimized and are reasonable in relation to anticipated benefits. The IRB also approves the informed consent 
form that must be provided to clinical trial subjects and monitors the clinical trial until completed. Further, progress reports detailing 
the results of the clinical trials, among other information, must be submitted at least annually to the FDA and more frequently in other 
situations, including the occurrence of serious adverse events. Information about certain clinical trials must be submitted within 
specific timeframes for publication on the www.clinicaltrials.gov website.

Under the U.S. National Institutes of Health Guidelines for Research Involving Recombinant DNA Molecules (NIH Guidelines), 
supervision of human gene transfer trials includes evaluation and assessment by an institutional biosafety committee (IBC), a local 
institutional committee that reviews and oversees research utilizing recombinant or synthetic nucleic acid molecules at that institution. 
While the NIH Guidelines are only mandatory for research being conducted at or sponsored by institutions receiving NIH funding of 
recombinant or synthetic nucleic acid molecule research, many companies and other institutions not otherwise subject to the NIH 
Guidelines voluntarily follow them.

Foreign studies conducted under an IND must meet the same requirements that apply to studies being conducted in the United States. 
Data from a foreign study not conducted under an IND may be submitted in support of a BLA if the study was conducted in 
accordance with GCP requirements, and the FDA is able to validate the data.

Clinical trials generally are conducted in three sequential phases, which may overlap:

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Phase 1 clinical trials generally involve a small number of healthy volunteers or disease-affected patients to assess the 
metabolism, pharmacologic action, side effect tolerability, and safety of the investigational medicine.
Phase 2 clinical trials generally involve disease-affected patients to evaluate proof of concept and/or determine the dosing 
regimen(s) for subsequent investigations. At the same time, safety and further pharmacokinetic and pharmacodynamic 
information is collected, possible adverse effects and safety risks are identified, and a preliminary evaluation of efficacy is 
conducted.
Phase 3 clinical trials generally involve a large number of disease-affected patients at multiple sites and are designed to provide 
the data necessary to demonstrate the effectiveness of the investigational medicine for its intended use, its safety in use and to 
establish the overall benefit/risk relationship of the investigational medicine, and provide an adequate basis for product labeling.

The FDA may also require post-approval Phase 4 non-registrational studies to explore scientific questions to further characterize 
safety and efficacy during commercial use of a drug.

The FDA or the clinical trial site may suspend or terminate a clinical trial at any time on various grounds, including a finding that the 
patients are being exposed to an unacceptable health risk. Similarly, an IRB can suspend or terminate approval of a clinical trial at its 
institution if the clinical trial is not being conducted in accordance with the IRB’s requirements or if the drug or biologic has been 
associated with unexpected serious harm to patients. Additionally, some clinical trials are overseen by an independent group of 
qualified experts organized by the clinical trial sponsor, known as a data safety monitoring board or committee. This group provides 
authorization for whether a clinical trial may move forward at designated check points based on access to certain data from the clinical 
trial. Concurrent with clinical trials, companies usually complete additional animal studies and also must develop additional 
information about the chemistry and physical characteristics of the drug or biologic as well as finalize a process for manufacturing the 
product in commercial quantities in accordance with cGMP requirements. The manufacturing process must be capable of consistently 
producing quality batches of the product and, among other things, companies must develop methods for testing the identity, strength, 
quality, and purity of the final product. 

FDA review process

Following completion of the clinical trials, data are analyzed to assess whether the investigational product is safe and effective for the 
proposed indicated use or uses. The results of preclinical studies and clinical trials are then submitted to the FDA as part of a BLA or 
NDA, along with proposed labeling, chemistry, and manufacturing information to ensure product quality and other relevant data. A 
BLA is a request for approval to market a biologic for one or more specified indications and must contain proof of the biologic’s 
safety, purity, and potency. An NDA for a new drug must contain proof of the drug’s safety and efficacy. To support marketing 
approval, the data submitted must be sufficient in quality and quantity to establish the safety and efficacy of the investigational 
product to the satisfaction of the FDA. FDA approval of a BLA or NDA must be obtained before a biologic or drug may be marketed 
in the United States. 

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Before approving a BLA or NDA, the FDA will conduct a pre-approval inspection of the manufacturing facilities for the new product 
to determine whether the facilities comply with cGMP requirements and are adequate to assure consistent production of the product 
within required specifications. The FDA also may audit data from clinical trials to ensure compliance with GCP requirements. 
Additionally, the FDA may refer applications for novel products or products which present difficult questions of safety or efficacy to 
an advisory committee of expert advisors for review, evaluation and a recommendation as to whether the application should be 
approved and under what conditions, if any. The committee makes a recommendation to the FDA that is not binding but is generally 
followed. 

After the FDA evaluates a BLA or NDA, it will grant marketing approval, request additional information or issue a complete response 
letter (CRL) outlining the deficiencies in the submission. The CRL may require additional testing or information, including additional 
preclinical or clinical data, for the FDA to reconsider the BLA or NDA. Even if such additional information and data are submitted, 
the FDA may decide that the BLA or NDA still does not meet the standards for approval. If the FDA grants approval, it issues an 
approval letter that authorizes commercial marketing of the product with specific prescribing information for specific indications.

Orphan drug designation

Under the Orphan Drug Act, the FDA may grant orphan designation to a drug or biologic product intended to treat a rare disease or 
condition, which is generally a disease or condition that affects fewer than 200,000 individuals in the United States, or more than 
200,000 individuals in the United States and for which there is no reasonable expectation that the cost of developing and making the 
product available in the United States for this type of disease or condition will be recovered from sales of the product. 

If a product that has orphan designation subsequently receives the first FDA approval for the disease or condition for which it has such 
designation, the product is entitled to orphan drug exclusivity, which means that the FDA may not approve any other applications to 
market the same drug for the same indication for seven years from the date of such approval, except in very limited circumstances, 
such as if the latter product is shown to be clinically superior to the orphan product. Orphan drug exclusivity, however, also could 
block the approval of our products for seven years if a competitor first obtains approval of the same product as defined by the FDA or 
if our investigational medicine is determined to be contained within the competitor’s product for the same indication or disease. 

Expedited development and review programs

The FDA may employ one of several tools to facilitate and expedite the development and review of a drug, including fast track 
designation, breakthrough therapy designation, accelerated approval and priority review designation. Fast track designation is 
designed to facilitate the development and review of a drug that treats a serious condition and fills an unmet medical need. 
Breakthrough therapy designation is designed to expedite the development and review of a drug that treats a serious condition and 
preliminary clinical evidence demonstrates substantial improvement over available therapies. Priority review designation means the 
FDA’s goal is to take action on an application within six months of filing. The FDA may grant priority review designation to a drug 
that would provide significant improvement in the safety or effectiveness of a treatment, diagnosis or prevention of a serious 
condition.

A product may also be eligible for accelerated approval if it treats a serious or life-threatening condition and generally provides a 
meaningful advantage over available therapies. In addition, such product must demonstrate an effect on a surrogate endpoint that is 
reasonably likely to predict clinical benefit or on a clinical endpoint that can be measured earlier than irreversible morbidity or 
mortality (IMM) that is reasonably likely to predict an effect on IMM or other clinical benefit. As a condition of approval, the FDA 
may require that a sponsor of a drug or biologic receiving accelerated approval perform adequate and well-controlled post-marketing 
clinical trials with due diligence. If the FDA concludes that a drug or biologic shown to be effective can be safely used only if 
distribution or use is restricted, it will require such post-marketing restrictions, as it deems necessary to assure safe use of the product. 
Under the Food and Drug Omnibus Reform Act of 2022 (FDORA), the FDA is now permitted to require, as appropriate, that such 
trials be underway prior to approval or within a specific time period after the date of approval for a product granted accelerated 
approval. Additionally, under FDORA, the FDA has increased authority for expedited procedures to withdraw its accelerated approval 
for such drug or biologic if, for example, the confirmatory trial fails to verify the predicted clinical benefit of the product.

Even if a product qualifies for one or more of these programs, the FDA may later decide that the product no longer meets the 
conditions for qualification or that the time period for FDA review or approval may not be shortened. Furthermore, fast track 
designation, priority review, accelerated approval, and breakthrough therapy designation do not change the standards for approval.

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Emergency Use Authorization (EUA)

The Secretary of Health and Human Services (HHS) may authorize unapproved medical products to be marketed in the context of an 
actual or potential emergency that has been designated by the U.S. government. The COVID-19 pandemic has been designated as such 
an emergency. After an emergency has been announced, the Secretary of HHS may authorize the issuance of and thereafter, the FDA 
Commissioner may issue EUAs for the use of specific products based on certain criteria, including that the product may be effective in 
diagnosing, treating, or preventing serious or life-threatening diseases when there are no adequate, approved, and available 
alternatives. From December 18, 2020, our COVID-19 vaccine was available under an EUA for active immunization to prevent 
COVID-19 in individuals 18 years of age and older. In January 2022, the FDA approved the BLA for our COVID-19 vaccine, 
Spikevax, to prevent COVID-19 in individuals 18 years of age and older in the United States. The FDA has subsequently reissued the 
EUA for our COVID-19 vaccine on multiple occasions, and we currently operate under the EUA provided by the FDA for our 
COVID-19 vaccines for pediatric and adolescent populations and for our boosters. An EUA terminates when the emergency 
determination underlying the EUA terminates. An EUA is not a long-term alternative to obtaining FDA approval, licensure, or 
clearance for a product. The FDA may revoke an EUA for a variety of reasons, including if the underlying health emergency no longer 
exists or warrants such authorization.

In the United States, the Public Readiness and Emergency Preparedness Act (PREP Act) provides immunity for manufacturers from 
all claims under state or federal law for “loss” arising out of the administration or use of a “covered countermeasure.” However, 
injured persons may still bring a suit for “willful misconduct” against the manufacturer under some circumstances. “Covered 
countermeasures” include “qualified pandemic or epidemic products,” including products intended to diagnose or treat pandemic or 
epidemic disease, such as pandemic vaccines. For these immunities to apply, the Secretary of HHS must issue a declaration in cases of 
public health emergency or “credible risk” of a future public health emergency. On March 17, 2020, the Secretary of HHS issued a 
declaration under the PREP Act and has issued subsequent amendments thereto to provide liability immunity for activities related to 
certain countermeasures against the ongoing COVID-19 pandemic. While we believe our products sold to the U.S. Government would 
be covered under the provisions of the PREP Act, this cannot be assured.

Pediatric information

Under  the  Pediatric  Research  Equity  Act  of  2003,  all  marketing  applications  for  new  active  ingredients,  indications,  dosage  forms, 
dosing regimens or routes of administration must contain an assessment of the safety and effectiveness of the product for the claimed 
indication in pediatric patients unless this requirement is waived, deferred or inapplicable.

Under the Best Pharmaceuticals for Children Act, a product may be eligible for pediatric exclusivity, which adds six months to 
existing exclusivity periods and patent terms. This exclusivity may be granted based on the voluntary completion of a pediatric study 
in accordance with an FDA-issued written request for such a study.

Post-approval requirements

Following approval of a new product, the manufacturer and the approved product are subject to continuing regulation by the FDA, 
including, among other things, monitoring and record-keeping activities, reporting of adverse experiences, complying with promotion 
and advertising requirements, and limitations on industry-sponsored scientific and educational activities. Although physicians may 
prescribe legally available products for off-label uses, manufacturers may not market or promote such uses. Prescription drug and 
biologic promotional materials must be submitted to the FDA in conjunction with their first use. Further, if there are any modifications 
to the drug or biologic, including changes in indications, labeling or manufacturing processes or facilities, the applicant may be 
required to submit and obtain FDA approval of a new BLA or NDA or BLA or NDA supplement, which may require the development 
of additional data or preclinical studies and clinical trials.

The FDA may also place other conditions on approvals including the requirement for a Risk Evaluation and Mitigation Strategy 
(REMS) to assure that the benefits of the product outweigh the risks. A REMS could include medication guides, physician 
communication plans, or elements to assure safe use, such as restricted distribution methods, patient registries, and other risk 
minimization tools. Newly discovered or developed safety or effectiveness data may require changes to a product’s approved labeling, 
including the addition of new warnings and contraindications, and also may require the implementation of other risk management 
measures, including a REMS or the conduct of post-marketing studies to assess a newly discovered safety issue. Product approvals 
may be withdrawn for non-compliance with regulatory standards, or if problems occur following initial marketing.

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FDA regulations require that products be manufactured in specific approved facilities and in accordance with cGMP regulations. We 
and our third-party manufacturers must comply with cGMP regulations that require, among other things, quality control and quality 
assurance, the maintenance of records and documentation, and the obligation to investigate and correct any deviations from cGMP. 
Entities involved in the manufacture and distribution of approved drugs or biologics are required to register their establishments with 
the FDA and certain state agencies, and are subject to periodic unannounced inspections for compliance with cGMP requirements and 
other laws. The discovery of violations could result in enforcement actions, and the discovery of problems with a product after 
approval may result in restrictions on a product, manufacturer, or holder of an approved BLA or NDA, including recall.

U.S. patent term restoration and marketing exclusivity

In certain circumstances, some of our U.S. patents may be eligible for limited patent term extension under the Drug Price Competition 
and Patent Term Restoration Act of 1984, commonly referred to as the Hatch Waxman Amendments. The Hatch Waxman 
Amendments permit restoration of the patent term of up to five years as compensation for patent term lost during product development 
and FDA regulatory review process. Patent term restoration, however, cannot extend the remaining term of a patent beyond a total of 
14 years from the product’s approval date. The patent term restoration period is generally one half the time between the effective date 
of an IND and the submission date of a BLA or NDA, plus the time between the submission date of a BLA or NDA and the approval 
of that application. Only one patent applicable to an approved product is eligible for such an extension and the application for the 
extension must be submitted prior to the expiration of the patent. The USPTO, in consultation with the FDA, reviews and approves the 
application for any patent term extension or restoration.

If the FDA approves a drug product that contains an active ingredient not previously approved, the product is typically entitled to five 
years of non-patent regulatory exclusivity. Other products may be entitled to three years of exclusivity if approval was based on the 
FDA’s reliance on new clinical studies essential to approval submitted by the NDA applicant. If the NDA applicant studies the product 
for use by children, the FDA may grant pediatric exclusivity, which extends by 180 days each existing exclusivity (patent and 
regulatory) related to the product. 

An abbreviated approval pathway for biological products shown to be biosimilar to, or interchangeable with, an FDA-licensed 
reference biological product was created by the Biologics Price Competition and Innovation Act of 2009 (the BPCI Act). Biosimilarity 
requires a showing that the product is “highly similar” to the reference product notwithstanding minor differences in clinically inactive 
components and that there are no clinically meaningful differences between the product and the reference product in terms of safety, 
purity, and potency. Interchangeability requires that a biological product be biosimilar to the reference product and that the product 
can be expected to produce the same clinical results as the reference product in any given patient and, for products administered 
multiple times to an individual, that the product and the reference product may be alternated or switched after one has been previously 
administered without increasing safety risks or risks of diminished efficacy relative to exclusive use of the reference biological 
product. A reference biological product is granted 12 years of data exclusivity from the time of first licensure of the product and the 
FDA will not accept an application for a biosimilar or interchangeable product based on the reference biological product until four 
years after the date of first licensure of the reference product. 

European drug development

Medicinal products can be marketed in the EU only if a marketing authorization from the competent regulatory agencies has been 
obtained. Similar to the United States, the various phases of preclinical and clinical research in the EU are subject to significant 
regulatory controls. Effective since January 2022, the European Commission adopted a new Clinical Trials Regulation (No. 536/2014) 
to streamline and harmonize the procedures for assessment and governance of clinical trials throughout the EU and to require that 
information on the authorization, conduct and results of each clinical trial conducted in the EU be publicly available.

Pediatric investigation plan

An application for marketing authorization of a medicinal product for human use that is not yet authorized in the EU must include a 
Pediatric Investigational Plan (PIP), unless a waiver applies. A scientific committee assesses the content of any PIP, waivers, and 
deferrals for a medicinal product submitted to it in accordance with the regulation on medicinal products for pediatric use (known as 
the Paediatric Regulation) and formulates an opinion thereon.

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European drug review and approval

In the European Economic Area (EEA), which is comprised of the 27 Member States of the EU and Norway, Iceland and 
Liechtenstein, medicinal products can only be commercialized after obtaining a marketing authorization from the applicable regulatory 
authority in the EU. A company may submit marketing authorization applications either under a centralized or decentralized 
procedure. The centralized procedure, which is compulsory for medicines produced by biotechnology, advanced therapy medicinal 
products (ATMPs), orphan medicinal products, or those medicines containing a new active substance and intended to treat HIV/AIDS, 
cancer, neurodegenerative disorders, diabetes, autoimmune and other immune dysfunctions and viral diseases, and optional for those 
medicines that are highly innovative or contain a new active substance, provides for the grant of a single marketing authorization that 
is valid throughout the EEA. In addition to the centralized procedure, a marketing authorization can also be obtained in the EEA 
through a national procedure, which requires a separate application to and approval determination by each country; a decentralized 
procedure, whereby applicants submit identical applications to several countries and receive simultaneous approval; and a mutual 
recognition procedure, where applicants submit an application to one country for review and other countries may accept or reject the 
initial decision.

A conditional marketing authorization may be granted in the EU when comprehensive clinical data for the safety and efficacy of the 
medicinal product have not been supplied but all the following requirements are met: (i) the risk-benefit balance of the medicine is 
positive; (ii) it is likely that the applicant will be in a position to provide the comprehensive clinical data post-authorization; (iii) the 
medicine fulfills an unmet medical need; and (iv) the benefit to public health of the immediate availability on the market of the 
medicine outweighs the risk that additional data is still required. Conditional marketing authorizations are valid for one year, on a 
renewable basis. The marketing authorization holder will be required to fulfil specific obligations within certain timeframes, which 
may include completing ongoing trials or conducting new trials to confirm that the benefit-risk balance is positive. Once such 
obligations are fulfilled, provided the benefit-risk balance is still positive, a conditional marketing authorization can be converted into 
a standard marketing authorization.

European exclusivity

In the EU, new innovative products authorized for marketing (i.e., reference products) qualify for eight years of data exclusivity and 
an additional two years of market exclusivity upon the grant of a marketing authorization. Data exclusivity prevents generic or 
biosimilar applicants from referencing the innovator’s data when applying for a generic or biosimilar marketing authorization. During 
the additional two-year period of market exclusivity, a generic or biosimilar marketing authorization application can be submitted, and 
the innovator’s data may be referenced, but no generic or biosimilar product can be marketed until the expiration of the market 
exclusivity period. There is no guarantee that a product will be considered by the EU’s regulatory authorities to be an innovative 
medicinal product, and products may not qualify for data exclusivity.

European orphan designation and exclusivity

Orphan drug designation is available in the EU to promote the development of products that are intended for the diagnosis, prevention, 
or treatment of life threatening or chronically debilitating conditions affecting not more than five in 10,000 persons in the EU 
community, or where it is unlikely that the development of the medicine would generate sufficient return to justify the necessary 
investment in its development, and in each case for which no satisfactory method of diagnosis, prevention, or treatment has been 
authorized (or, if a method exists, the product would be a significant benefit to those affected). Medicinal products that receive and 
maintain orphan drug designation are entitled to 10 years of market exclusivity following approval. This period may be reduced to six 
years if, at the end of the fifth year, it is established that the orphan drug designation criteria are no longer met. During the period of 
market exclusivity, marketing authorization may only be granted to a “similar medicinal product” (a medicinal product containing a 
similar active substance or substances as contained in an authorized orphan medicinal product, and which is intended for the same 
therapeutic indication) for the same therapeutic indication if: (i) a second applicant can establish that its product, although similar to 
the authorized product, is safer, more effective or otherwise clinically superior; (ii) the marketing authorization holder for the 
authorized product consents to a second orphan medicinal product application; or (iii) the marketing authorization holder for the 
authorized product cannot supply enough orphan medicinal product 

The aforementioned EU rules are generally applicable in the EEA.

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European data collection

The Data Protection Directive and the General Data Protection Regulation (GDPR) governs the collection and use of personal data in 
the EU. The GDPR imposes several requirements relating to the consent of the individuals to whom the personal data relates, the 
information provided to the individuals, the security and confidentiality of the personal data, data breach notification and the use of 
third-party processors in connection with the processing of the personal data. The GDPR also imposes strict rules on the transfer of 
personal data out of the EU, provides an enforcement authority and imposes large penalties for noncompliance, including the potential 
for fines of up to €20.0 million or 4.0% of the annual global revenues of the infringer, whichever is greater.

The UK has incorporated the GDPR (as it existed on December 31, 2020, but subject to certain UK specific amendments) into UK law 
(the UK GDPR). The UK GDPR and the UK Data Protection Act 2018 set out the UK’s data protection regime, which is independent 
from but aligned to the EU’s data protection regime. Although the UK is regarded as a third country under the EU’s GDPR, the 
European Commission has issued a decision recognizing the UK as providing adequate protection under the EU GDPR and, therefore, 
transfers of personal data originating in the EU to the UK remain unrestricted. Like the GDPR, the UK GDPR restricts personal data 
transfers outside the UK to countries not regarded by the UK as providing adequate protection. The UK government has confirmed 
that personal data transfers from the UK to the EEA remain free flowing.

EU drug marketing

Similar to the Anti-Kickback Statute prohibition in the United States discussed below, the provision of benefits or advantages to 
physicians to induce or encourage the prescription, recommendation, endorsement, purchase, supply, order, or use of medicinal 
products is prohibited in the EU. Infringement of relevant EU laws could result in substantial fines and imprisonment. Payments may 
be made to physicians in limited circumstances, and in certain EU Member States such payments must be publicly disclosed. 
Moreover, agreements with physicians for the provision of services often must be the subject of prior notification and approval by the 
physician’s employer, his or her competent professional organization, and/or the regulatory authorities of the individual EU Member 
States. These requirements are provided in the national laws, industry codes, or professional codes of conduct, applicable in the EU 
Member States. Failure to comply with these requirements could result in reputational risk, public reprimands, administrative 
penalties, fines, or imprisonment.

Rest of the world regulation

Outside of the United States and the EU, the requirements governing the conduct of clinical trials, product licensing, pricing, and 
reimbursement vary from country to country. If we fail to comply with such requirements, we may be subject to, among other things, 
fines, suspension or withdrawal of regulatory approvals, product recalls, seizure of products, operating restrictions, or criminal 
prosecution.

Other healthcare laws

Healthcare providers, physicians, and third-party payors, including governmental payors such as Medicare and Medicaid will play a 
primary role in the recommendation and prescription of any products for which we obtain marketing approval. Any arrangements with 
these parties may expose us to certain fraud and abuse and other healthcare laws and regulations. In the United States, these laws 
include, among others:

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The Anti-Kickback Statute, which makes it illegal for any person to knowingly and willfully solicit, receive, offer, or pay any 
remuneration, directly or indirectly, in cash or in kind, that is intended to induce or reward referrals, including the purchase, 
recommendation, order or prescription of a particular drug or any other good or service, for which payment may be made under a 
federal healthcare program, such as Medicare or Medicaid. 
The federal False Claims Act, which imposes civil penalties, including through civil whistleblower or qui tam actions, against 
individuals or entities (including manufacturers) for, among other things, knowingly presenting, or causing to be presented, false 
or fraudulent claims for payment by a federal healthcare program or making a false statement or record material to payment of a 
false claim or avoiding, decreasing, or concealing an obligation to pay money to the federal government.
Health Insurance Portability and Accountability Act of 1996 (HIPAA), which imposes criminal and civil liability for, among other 
things, knowingly and willfully executing a scheme, or attempting to execute a scheme, to defraud any healthcare benefit 
program, including private payors, or falsifying, concealing, or covering up a material fact or making any materially false 
statements in connection with the delivery of or payment for healthcare benefits, items or services. 
HIPAA, as amended by the Health Information Technology for Economic and Clinical Health Act of 2009 (HITECH), and their 
respective implementing regulations, which impose, among other things, requirements on covered entities and their business 
associates relating to the privacy and security of individually identifiable health information. 

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The Physician Payments Sunshine Act, enacted as part of the Patient Protection and Affordable Care Act, the ACA, which 
requires certain pharmaceutical manufacturers with products reimbursed under certain government programs to disclose annually 
to the federal government (for re-disclosure to the public) certain payments and other transfers of value provided to physicians, 
teaching hospitals and certain non-physician practitioners. 
Federal government price reporting laws, which require us to calculate and report complex pricing metrics in an accurate and 
timely manner to government programs.
Federal consumer protection and unfair competition laws, which broadly regulate marketplace activities and activities that 
potentially harm consumers.
Analogous state fraud and abuse laws and regulations, such as state anti-kickback and false claims laws, which may be broader in 
scope and apply regardless of payor. 

Additionally, certain state and foreign laws also govern the privacy and security of health information. Such data privacy and security 
laws may differ from each other in significant ways and often are not pre-empted by HIPAA, thus complicating compliance efforts. 
For example, the California Consumer Protection Act (CCPA) established a new privacy framework for covered businesses by 
creating an expanded definition of personal information, establishing new data privacy rights for consumers in the State of California, 
imposing special rules on the collection of consumer data from minors, and creating a new and potentially severe statutory damages 
framework for violations of the CCPA and for businesses that fail to implement reasonable security procedures and practices to 
prevent data breaches. Further, the California Privacy Rights Act (CPRA), which is scheduled to take effect on January 1, 2023 (with 
certain provisions having retroactive effect to January 1, 2022), will create additional obligations with respect to processing and 
storing personal information. While clinical trial data and information governed by HIPAA are currently exempt from the current 
versions of the CCPA and CPRA, other personal information may be applicable and possible changes to the CCPA and CPRA may 
broaden its scope.

The scope and enforcement of each of these laws is uncertain and subject to rapid change in the current environment of healthcare 
reform. Federal and state enforcement bodies have recently increased their scrutiny of interactions between healthcare companies and 
healthcare providers, which has led to a number of investigations, prosecutions, convictions, and settlements in the healthcare industry. 
If our operations are found to be in violation of any of these laws or other related governmental regulations, we may be subject to 
significant civil, criminal, and administrative penalties, damages, fines, imprisonment, disgorgement, exclusion of drugs from 
government funded healthcare programs, such as Medicare and Medicaid, reputational harm, additional oversight, and reporting 
obligations if we become subject to a corporate integrity agreement or similar settlement to resolve allegations of non-compliance with 
these laws and the curtailment or restructuring of our operations. If any of the physicians or other healthcare providers or entities with 
whom we expect to do business is found to be not in compliance with applicable laws, they may be subject to similar actions, 
penalties, and sanctions. Ensuring business arrangements comply with applicable healthcare laws, as well as responding to possible 
investigations by government authorities, can be time- and resource-consuming and can divert a company’s attention from the 
business.

Current and future healthcare reform legislation

In the United States and foreign jurisdictions, there have been a number of legislative and regulatory changes and proposed changes 
regarding the healthcare system that could prevent or delay marketing approval of our investigational medicines, restrict or regulate 
post-approval activities, and affect our ability to profitably sell any approved products. The ACA, for example, contains provisions 
that subject biological products to potential competition by lower-cost biosimilars and may reduce the profitability of drug products 
through increased rebates for drugs reimbursed by Medicaid programs, extension of Medicaid rebates to Medicaid managed care 
plans, mandatory discounts for certain Medicare Part D beneficiaries and, annual fees based on pharmaceutical companies’ share of 
sales to federal health care programs. We expect that current laws, as well as other healthcare reform measures that may be adopted in 
the future, may result in more rigorous coverage criteria and in additional downward pressure on the price that we, or any strategic 
collaborators, may receive for any approved products.

In the United States, it is unclear whether the ACA will be overturned or further amended. We cannot predict what effect further 
changes to the ACA would have on our business. Additionally, other federal health reform measures have been proposed and adopted 
in the United States since the ACA was enacted, including the Budget Control Act of 2011, which includes provisions to reduce the 
federal deficit. The Budget Control Act, as amended, resulted in the imposition of 2% reductions in Medicare payments to providers, 
which began in April 2013 and will remain in effect through 2030 unless additional Congressional action is taken. 

In August 2022, the Inflation Reduction Act of 2022 (IRA) was signed into law. The IRA includes several provisions that will impact 
our business to varying degrees, including provisions that create a $2,000 out-of-pocket cap for Medicare Part D beneficiaries, impose 
new manufacturer financial liability on all drugs in Medicare Part D, allow the U.S. government to negotiate Medicare Part B and Part 
D pricing for certain high-cost drugs and biologics without generic or biosimilar competition, require companies to pay rebates to 
Medicare for drug prices that increase faster than inflation and delay the rebate rule that would require pass through of pharmacy 
benefit manager rebates to beneficiaries. The effect of IRA on our business and the healthcare industry in general is not yet known.

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Further, there has been heightened governmental scrutiny over the manner in which manufacturers set prices for their marketed 
products, which have resulted in several Congressional inquiries and proposed bills designed to, among other things, bring more 
transparency to product pricing, review the relationship between pricing and manufacturer patient programs, and reform government 
program reimbursement methodologies for products. In addition, the federal government, state legislatures, and foreign governments 
have shown significant interest in implementing cost containment programs, including price-controls, restrictions on reimbursement, 
and requirements for substitution of generic products for branded prescription drugs to limit the growth of government paid health care 
costs. For example, the federal government has passed legislation requiring pharmaceutical manufacturers to provide rebates and 
discounts to certain entities and governmental payors to participate in federal healthcare programs. 

Environment

We are subject to state and federal laws regarding environmental protection and hazardous substances, including the Occupational 
Safety and Health Act, the Resource Conservation and Recovery Act and the Toxic Substances Control Act. These and other laws 
govern the use, handling and disposal of various biologic, chemical and radioactive substances used in, and wastes generated by, 
operations. If our operations result in contamination of the environment, breach of our regulatory obligations or expose individuals to 
harm, we could be liable for damages and governmental fines. Equivalent laws have been adopted in foreign countries that impose 
similar obligations.

CORPORATE INFORMATION

We were incorporated under the laws of the State of Delaware on July 22, 2016. We are the successor in interest to Moderna LLC, a 
limited liability company formed under the laws of the State of Delaware in 2013. Moderna LLC was the successor in interest to 
Moderna Therapeutics, Inc., a Delaware corporation incorporated in 2009 as Newco LS18, Inc. by Flagship Pioneering. In August 
2018, we changed our name from Moderna Therapeutics, Inc. to Moderna, Inc. Our principal corporate office is located at 200 
Technology Square, Cambridge, MA 02139, and our telephone number is (617) 714-6500.

Our website, www.modernatx.com, including the Investor Relations section, www.investors.modernatx.com; and corporate blog 
www.modernatx.com/moderna-blog; as well as our social media channels: Facebook, www.facebook.com/modernatx; Twitter, 
www.twitter.com/modernatx; and LinkedIn, www.linkedin.com/company/modernatx; contain a significant amount of information 
about us, including financial and other information for investors. We encourage investors to visit these websites and social media 
channels as information is frequently updated and new information is shared. The information on our website and that we disclose 
through social media channels is not incorporated by reference in this Annual Report on Form 10-K or in any other filings we make 
with the Securities and Exchange Commission (the SEC).

We make available free of charge on or through our website certain reports and amendments to those reports that we file with or 
furnish to the SEC pursuant to Section 13(a) or 15(d) of the Exchange Act as soon as reasonably practicable after we electronically file 
such material with, or furnish it to, the SEC. These include our Annual Reports on Form 10-K, our Quarterly Reports on Form 10-Q 
and our Current Reports on Form 8-K, and amendments to those reports.

The SEC also maintains an Internet site (http://www.sec.gov) that contains reports, proxy and information statements, and other 
information regarding us and other issuers that file electronically with the SEC.

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Item 1A. Risk Factors 

You should carefully consider the following risks and uncertainties, together with all other information in this Annual Report on Form 
10-K. Any of the risk factors we describe below could adversely affect our business, financial condition or results of operations and 
the market price of our common stock.

Risks related to commercialization and our products 

We may encounter difficulties producing, shipping or successfully commercializing our COVID-19 vaccines consistent with our 
existing or potential contractual obligations, including due to delays or difficulties experienced by our third-party commercial 
partners.

We continue to pursue the rapid manufacture, distribution and clinical testing of our COVID-19 vaccines, which are our only 
commercial products and source of product revenues. We may encounter difficulties producing COVID-19 vaccines on the timelines 
and in the quantities set forth in our supply agreements. We may also be unsuccessful in entering into contracts for future sales of 
COVID-19 vaccines. Our ability to commercialize our vaccines depends on our manufacturing capability, both at our own facilities 
and those of our partners. We are committing substantial financial resources and personnel to the development, manufacture and 
distribution of our COVID-19 vaccines, including updating our vaccines in response to new variants of concern, and these efforts may 
delay or otherwise negatively impact our other development programs.

Although we have expanded our internal manufacturing capacity, we rely on third-party manufacturing partners to produce our 
COVID-19 vaccines. We have entered into strategic collaborations for the production, as well as for commercial fill-finish 
manufacturing, of our COVID-19 vaccines to supply markets both in and outside the United States. We may need to engage additional 
partners in the future, including additional contract manufacturing organizations (CMOs), to assist in meeting our production needs. If 
we cannot enter into such arrangements on favorable terms, or at all, our ability to develop, manufacture and distribute our COVID-19 
vaccines would be adversely affected.

Adapting our COVID-19 vaccines to new variants requires significant coordination with our partners and rapid adaptation. During the 
height of the pandemic, we were also subject to challenges sourcing sufficient raw materials to produce our vaccine and other supply 
chain pressures, and we may experience such challenges again in the future. Any capacity or production issues or delays experienced 
by our partners, whether in connection with updates to our COVID-19 vaccines, satisfying regulatory or quality requirements or other 
issues, may cause us to fail to meet certain product volume or delivery timing obligations under our supply agreements. Further, we 
will require significant additional investment, whether from our own capital resources or other sources of funding, as we continue to 
expand our commercial efforts.

We have limited sales, distribution and marketing experience, and if we cannot effectively establish such capabilities or supplement 
our capabilities by entering into agreements with third parties, our ability to generate revenues may be adversely affected.

Our commercial organization was only established in 2020 in connection with the launch of our COVID-19 vaccine. Accordingly, we 
have limited experience with the commercialization of our products, and we face risks and uncertainties as we likely shift to an 
endemic market for COVID-19 vaccines and as we prepare for the commercial launch of other medicines. We continue to invest in the 
development of sales, marketing, distribution, managerial and other non-technical capabilities in and out of the United States. We may 
seek to enter into agreements with others to utilize their marketing and distribution capabilities, but may be unable to enter into 
agreements on favorable terms, if at all. If we rely on others to commercialize our products, our revenues will be lower than if we 
commercialized these products ourselves. In addition, we may have little or no control over the sales efforts of such third parties. If 
our partners commit insufficient resources to commercialize our products, and we cannot independently develop necessary marketing 
capabilities, we may be unable to generate sufficient product revenue to sustain our business.

Evolving dynamics in the market for COVID-19 vaccines are likely to impact our financial results, including increased production 
costs per dose and lower product revenues than we have experienced in recent years.

To date, our product sales have consisted of sales of our COVID-19 vaccines to the U.S. Government, other international governments 
and organizations. We will face many factors that are likely to impact our results as we likely transition to an endemic, commercial 
market in the United States and globally, including a more fragmented customer base, less predictability in orders, greater seasonality 
of demand, increased distribution costs, higher costs of goods sold due to single-dose or lower-dose presentations and increased 
research and development costs, including for clinical trials, when updating our COVID-19 vaccines for new variants of concern. In 
addition, we will be exposed to market practices that characterize the U.S. private market for vaccines, including practices regarding 
discounts, rebates and returns, which can result in the realization of significantly lower revenues than list prices.   

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As we likely shift to an endemic market for COVID-19 vaccines, we have in the past and may in the future experience increased costs 
associated with exiting commitments with suppliers for raw materials and CMOs. As a result of potentially lower demand, and shifting 
to a lower dose for boosters than our primary series, we may experience increased costs with raw material suppliers as we seek to exit 
or modify our purchase commitments. Additionally, decreased overall demand for COVID-19 vaccines, as well as a shift in demand to 
the fall and winter seasons in each hemisphere, is also likely to result in our need to exit or modify commitments with certain CMOs, 
which could also result in increased costs. Further, we have entered and may in the future enter into significant non-cancellable or 
take-or-pay purchase commitments for raw materials that require a long lead time to procure, which increases our commitment 
exposure. If we cannot effectively manage evolving demand dynamics, our business, financial condition, results of operations and 
prospects may suffer.

Additionally, although we anticipate a decline in demand for COVID-19 vaccines compared to recent years, the medical burden for 
the likely shift to an endemic COVID-19 and annual booster volumes may not be as large as we currently expect. The market for our 
vaccines will depend on many evolving factors, such as medical need, viral evolution, public health authority recommendations and 
consumer motivation to vaccinate. We may be unsuccessful in entering into contracts for the supply of COVID-19 vaccines, and 
existing contracts may be subject to cancellation or deferrals.

The pharmaceutical market is intensely competitive, and we may not compete effectively in the market for existing products, new 
treatment methods and new technologies.

The pharmaceutical market is intensely competitive and rapidly changing. Many companies, academic institutions, governmental 
agencies and public and private research organizations are pursuing the development of products for the same diseases that we are 
targeting or expect to target and many of these institutions and competitors have:

•

greater resources and experience than we have at every stage of the discovery, development, testing, approval, manufacturing 
and commercialization of products;

• multiple products that have been approved or are in late stages of development; and
•

arrangements in our target markets with purchasers, leading companies and research institutions.

We face intense competition with respect to our COVID-19 vaccines, which may not continue to compete favorably with existing or 
future vaccines and treatments. Many COVID-19 vaccines have been authorized in various jurisdictions, including the mRNA 
COVID-19 vaccine produced by Pfizer/BioNTech. These vaccines and other treatments, such as Pfizer’s antiviral pill, may prove to be 
safer, more effective, more convenient, have fewer side effects, be easier to ship or distribute or able to be developed at a lower cost 
than our vaccines. Even if our products demonstrate superiority to those of competitors, consumers and the public may fail to 
appreciate that benefit. These factors, or the perception of these factors, could lead to a competitor’s vaccine or treatment being more 
successfully commercialized, and we may be unable to compete effectively for future sales of our COVID-19 vaccines. Further, the 
mRNA medicines field is growing rapidly, with increased competitive pressure from large and more established pharmaceutical 
companies. The actual or perceived success or failure of other entities may adversely impact our ability to commercialize our 
COVID-19 vaccines and future products. 

We also will face competition from products that have already been approved and accepted by the medical community for the 
treatment of certain conditions we target. For example, we are developing a seasonal flu vaccine, for which there is a well-developed 
market, and we may be unsuccessful in developing a product or achieving market share. We also may compete with products that are 
under development for the treatment of conditions we target, and these other products may be more effective, safer, less expensive or 
marketed and sold more effectively.

If we successfully develop and obtain approval for investigational medicines, we will face competition based on many factors, 
including the safety and effectiveness of our products relative to any alternative therapies; the ease with which our products can be 
administered and the extent to which patients accept relatively new routes of administration; the timing and scope of regulatory 
approvals; the availability and cost of manufacturing, marketing, and sales capabilities; the price of any approved medicine; 
reimbursement coverage; and patent position. If our competitors are more successful in commercializing their products than we are, 
our competitive position and business would be adversely affected. Competitive products may make any products we develop obsolete 
or noncompetitive before we can recover the expenses of developing and commercializing our products, if approved.

We may be unsuccessful or delayed in developing updates to our COVID-19 vaccines to protect against future variants of the 
SARS-CoV-2 virus, or booster doses of our COVID-19 vaccines may not protect against such variants, and a market for vaccines 
and boosters against these variants may not develop or be weaker than anticipated.

Our original COVID-19 vaccine was developed based upon the genetic sequence of the SARS-CoV-2 virus that was first detected in 
Wuhan, China. As the virus continues to evolve, new strains of the virus, or those that are already in circulation, may prove more 
transmissible or cause more severe forms of COVID-19 disease than earlier strains. There is a risk that our current COVID-19 
vaccines and boosters will be ineffective, or less effective than desired, in protecting against these new variants. Additionally, our 
decisions regarding booster development may be directed by guidance from the FDA or other foreign regulatory authorities, which 
may impact the timing of development for our COVID-19 vaccines. For example, we developed mRNA-1273.222 in accordance with 
FDA guidance from June 2022 to develop a BA.4/BA.5-targeting bivalent COVID-19 vaccine. 

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In the future, we may not adequately anticipate demand for, or we may experience delays in producing, variant-specific boosters. 
Further, different regulators may issue differing guidance regarding composition of variant-specific boosters. If our efforts to develop 
variant-specific vaccines against future variants are unsuccessful, we are slower than competitors to develop such vaccines or our 
vaccines prove less effective than competitors’ vaccines, we could suffer reputational harm, loss of market share and adverse financial 
results. Additionally, we may expend significant resources adapting our vaccines or conducting clinical trials to protect against 
COVID-19 variants, but a market for our adapted vaccines fails to develop or demand does not align with our projections or cost 
expenditures.

We have only recently established capabilities to facilitate our compliance with global pharmacovigilance obligations, and failure 
to build out and maintain this infrastructure may result in increased costs, reputational harm or the loss of our ability to 
commercialize our products.   

The commercialization and distribution of our COVID-19 vaccines subjects us to pharmacovigilance obligations under regulatory 
regimes in the jurisdictions where our vaccine is distributed, and we will also be subject to these requirements in connection with 
future products. These regulations require us to collect, process, analyze and monitor safety data and to identify and evaluate adverse 
reactions to our vaccines as they are administered in those jurisdictions. We partner with third-party organizations to assist us in 
collecting and processing this safety data as it is reported from healthcare providers, vaccine recipients and others. If we or these third 
parties cannot comply with relevant regulations, including with respect to the timely processing of safety data, we may be subject to 
sanctions, increased costs and reputational harm, or our regulatory authorizations to distribute our vaccines in the relevant jurisdiction 
may be revoked or curtailed. There are a limited number of service providers who are qualified and capable of providing global 
pharmacovigilance services, and our inability to identify or contract with them may impede our commercial activities.

The commercial success of any current or future investigational medicine, if approved, will depend on the degree of market 
acceptance by physicians, patients, third-party payors and others in the medical community.

The commercial success of our products will depend in part on the medical community, patients and third-party or governmental 
payors accepting mRNA medicines, and our products in particular, as medically useful, cost-effective and safe. The degree of market 
acceptance of our investigational medicines will depend on numerous factors, including:

•
•
•

•

•
•
•
•
•

the potential efficacy and advantages over alternative treatments;
the ability to offer products at competitive prices;
the prevalence and severity of any side effects, including any limitations, restrictions (including for use together with other 
medicines) or warnings contained in a product’s approved labeling;
the prevalence and severity of any side effects resulting from checkpoint inhibitors or other products or therapies with which 
our products are co-administered;
relative convenience and ease of administration;
the willingness of the target patient population to try, and physicians to prescribe, new therapies;
the strength of marketing and distribution support and timing of market introduction of competitive products;
publicity concerning our products or competing products and treatments; and 
sufficient third-party insurance coverage or reimbursement, and patients’ willingness to pay out-of-pocket in the absence of 
third-party coverage or adequate reimbursement.

Even if a potential product displays a favorable efficacy and safety profile in preclinical studies and clinical trials, market acceptance 
of the product will be unknown until after it is launched. Our efforts to educate the medical community and third-party payors on the 
benefits of our products may require significant resources, especially due to the complexity of our programs, and may never be 
successful.

Sales of pharmaceutical products depends on the availability and extent of reimbursement from third-party payors, and changes to 
such reimbursement may materially harm our business, prospects, operating results and financial condition.

Third-party payor coverage and reimbursement for our COVID-19 vaccines is not currently available and there is no guarantee payors 
will provide coverage and reimbursement for the vaccine in the future. Even if coverage is provided, we may be unable to establish or 
maintain pricing sufficient to realize a sufficient return on our investment. While coverage is expected to be provided under Medicare 
Part B, it is unclear to what extent other payors, including certain federal entitlement programs, such as the Vaccines for Children 
Program, will provide coverage. Additionally, it is uncertain whether any combination respiratory vaccine we develop, if approved, 
would qualify for coverage under Medicare Part B.

In addition, sales of pharmaceutical products in general depends, to a significant extent, on adequate coverage, pricing and 
reimbursement from third-party payors. When a new product is approved, the availability and extent of government and private 
reimbursement, and the pricing, for that product may be uncertain. Pricing and reimbursement for any product we develop may be 
adversely affected by a number of factors, including:

•

changes in, and implementation of, federal, state or foreign government regulations or private third-party payors’ 
reimbursement policies;

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•
•

pressure by employers on private health insurance plans to reduce costs; and
consolidation and increasing assertiveness of payors seeking price discounts or rebates in connection with the placement of 
our products on their formularies and, in some cases, the imposition of restrictions on access or coverage of particular drugs 
or pricing determined based on perceived value.

Our ability to set the price for any product we develop will vary significantly from country to country. Our inability to obtain and 
maintain adequate prices in a particular country may limit the revenues from our products within that country and adversely affect our 
ability to secure acceptable prices in existing and potential new markets, which may limit market growth. This may create the 
opportunity for third-party cross-border trade or influence our decision to sell or not to sell a product, thus adversely affecting our 
geographic expansion plans and revenues.

Drug prices are under significant scrutiny in many countries. We expect drug pricing and other health care costs to continue to be 
subject to intense political and societal pressures on a global basis. Competition may negatively impact our ability to maintain pricing 
and our market share. New products marketed by competitors could cause our revenues to decrease due to potential price reductions 
and lower sales volumes. Additionally, the introduction of competing versions of our products or products approved under abbreviated 
regulatory pathways may reduce the price that we are able to charge for our products and lower our sales volume.

Many payors continue to adopt benefit plan changes that shift a greater portion of prescription costs to patients, including more limited 
benefit plan designs, higher patient co-pay or co-insurance obligations and limitations on patients’ use of commercial manufacturer co-
pay payment assistance programs. Significant consolidation in the health insurance industry has resulted in a few large insurers and 
pharmacy benefit managers exerting greater pressure in pricing and usage negotiations with drug manufacturers, significantly 
increasing discounts and rebates required of manufacturers and limiting patient access and usage. Further consolidation among 
insurers, pharmacy benefit managers and other payors would increase the negotiating leverage such entities have over us and other 
drug manufacturers. Additional discounts, rebates, coverage or plan changes, restrictions or exclusions as described above could have 
a material adverse effect on sales of our affected products. Coverage and reimbursement by a third-party payor may depend upon a 
number of factors, including the third-party payor’s determination that use of a product is a covered benefit under its health plan, safe, 
effective and medically necessary, appropriate for the specific patient, cost-effective and neither experimental nor investigational.

Additionally, target patient populations for some of our investigational medicines, including for rare genetic diseases, may be small, 
and some of our investigational medicines, like our PCVs, require individual customization. The pricing and reimbursement of our 
medicines, if approved, must be adequate to support commercial infrastructure. If we cannot obtain adequate levels of reimbursement, 
we may be unable to successfully market and sell our investigational medicines. The manner and level at which reimbursement is 
provided for services related to our investigational medicines (e.g., for administration of our product to patients) is also important. 
Inadequate reimbursement for such services may lead to physician resistance and adversely affect our ability to market or sell our 
products.

If the market opportunities for our programs, development candidates or investigational medicines are smaller than we believe they 
are, or we are unable to successfully identify clinical trial participants, our revenue may be adversely affected and our business 
may suffer.

We focus certain of our research and product development activities on treatments for severe rare genetic diseases, where the patient 
populations are difficult to ascertain or small. Additionally, we expect to initially seek approval of our PCV and intratumoral immuno-
oncology investigational medicines for use by patients with relapsed or refractory advanced disease, i.e., the populations the FDA 
often approves new therapies for initially. If any such medicines prove to be sufficiently beneficial, we would expect to seek approval 
in earlier lines of treatment and potentially as a first line therapy. There is no guarantee that our investigational medicines, even if 
approved, would be approved for earlier lines of therapy, and, prior to any such approvals, we may have to conduct additional clinical 
trials.

Our estimates of the number of people who have these diseases, as well as the subset of those with the potential to benefit from 
treatment with our medicines, are based on our beliefs, and have been derived from a variety of sources, including scientific literature, 
surveys of clinics, patient foundations or market research, and may prove to be incorrect. Further, new studies may change the 
estimated incidence or prevalence of these diseases. The number of trial participants, both in and outside the United States, may be 
lower than expected and potential clinical trial participants or patients may not be otherwise amenable to treatment with our 
investigational medicines or products, or new clinical trial participants or patients may become increasingly difficult to identify or gain 
access to, all of which would adversely affect our results of operations and our business. Even if we obtain significant market share for 
our products, if approved, because the potential target populations are small, these medicines may never be profitable. 

The terms of certain of our supply agreements may require us to refund certain prepayments from customers of our COVID-19 
vaccines if they reduce purchase commitments or if we fail to deliver the purchased volume.

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Some customers for our COVID-19 vaccines prepay us for a portion of the product payment for the vaccine doses that they expect to 
receive from us. Such prepayments can be substantial. Under certain supply agreements, if we fail to deliver a portion or all of the 
committed number of doses by a certain date, or if we are unable to successfully obtain regulatory authorization or approval for the 
commercialization of the vaccine in the relevant jurisdiction, we may be required to pay refunds or other obligations based on the 
number of days we are late, or a customer may reduce the volume of vaccine doses that it commits to purchase or terminate the 
contract. Upon termination, we may be required to refund a portion of that customer’s prepayment. Customers may not agree to 
prepay us for our services in the future.

Risks related to our pipeline, product development and regulatory review

The regulatory pathway for COVID-19 vaccines is continually evolving and may result in unexpected or unforeseen challenges.

Our COVID-19 vaccines have advanced rapidly through the regulatory review, authorization and approval processes in the U.S. and 
other jurisdictions. The speed at which COVID-19 vaccines have been created and tested is atypical as compared to other vaccine 
development processes. Evolving or changing plans or priorities within the FDA or other regulatory authorities, including changes 
based on new knowledge of how the SARS-CoV-2 virus, and new variants thereof, affect the human body, may significantly affect the 
regulatory timeline for further authorizations or approvals for our COVID-19 vaccines, including variant-specific versions. We cannot 
predict with certainty the timelines or types of clinical trials or regulatory processes that may be required for the authorization or 
approval of updated versions of our COVID-19 vaccines.

We currently operate under a BLA approved by the FDA for our COVID-19 vaccine in certain demographics and an EUA provided by 
the FDA for our COVID-19 vaccines that are administered as boosters and as a primary series in certain demographics.  The FDA may 
revoke these authorizations for a variety of reasons, including if it determines that the underlying health emergency no longer exists or 
warrants such authorization. Additionally, we have received certain conditional marketing authorizations in the EEA. Although a 
conditional marketing authorization is a formal marketing authorization and covers all of our current COVID-19 vaccines produced 
for the EU, we must provide certain additional information and data by specified timelines as conditions of the conditional 
authorization in the EU, and the EMA can take regulatory action if we fail to comply. Conditional marketing authorizations are valid 
for one year and must be renewed annually to remain valid; however, the EMA may decide not to renew. If new data emerges that 
shows the benefits of our vaccine do not continue to outweigh its risks, the EMA can suspend or revoke our conditional marketing 
authorization. Similar temporary, emergency authorizations that we have received for our COVID-19 vaccines in other jurisdictions 
could be revoked if the conditions for granting such authorizations no longer apply. If such authorizations were revoked, without 
receiving final approval to distribute our COVID-19 vaccines, our business would be adversely impacted.

Preclinical development is lengthy and uncertain, especially for mRNA medicines, and our preclinical programs or development 
candidates may be delayed or terminated, which may have a material adverse impact on our platform or our business.

Much of our pipeline is in preclinical development, and these programs could be delayed or not advanced into the clinic. Before we 
can initiate clinical trials for a development candidate, we must complete extensive preclinical studies, including IND-enabling good 
laboratory practice (GLP) toxicology testing. We must also complete extensive work on Chemistry, Manufacturing, and Controls 
(CMC) activities to be included in an IND submission. CMC activities for mRNA medicines require extensive manufacturing 
processes and analytical development, which is uncertain and lengthy. We have had and may in the future have difficulty identifying 
appropriate buffers and storage conditions to enable sufficient shelf life of batches of our development candidates. If we must produce 
new batches, our preclinical studies could be delayed. We cannot be certain of the timely completion or outcome of our preclinical 
testing and studies, whether the FDA or other regulators will accept the results or if the outcome of our preclinical testing, studies and 
CMC activities will ultimately support further development of our programs. As a result, we may be unable to submit INDs or similar 
applications for our preclinical programs on the timelines we expect, if at all, and such applications may not result in the FDA or other 
regulators allowing clinical trials to begin.

Clinical development is lengthy and uncertain, and our clinical programs may be delayed or terminated, or may be more costly to 
conduct than we anticipate, any of which could have a material adverse impact on our platform or our business.

Clinical testing is expensive, complex and lengthy, and its outcome is inherently uncertain. Most investigational medicines that 
commence clinical trials are never approved as products. We may be unable to initiate, may experience delays in or may have to 
discontinue clinical trials for our investigational medicines. We and our strategic collaborators also may experience unforeseen events 
during, or as a result of, any clinical trials that we or they conduct that could delay or prevent us or them from successfully developing 
our investigational medicines and gaining approval from regulators. Events that might prevent us from proceeding with clinical trials 
could include:

•

•

•

regulators, Institutional Review Boards (IRBs) or ethics committees may not authorize us or our investigators to commence a 
clinical trial or conduct a clinical trial at a prospective trial site;
we may experience delays in reaching, or fail to reach, agreement on favorable terms with prospective trial sites and 
prospective contract research organizations (CROs);
changes to the scale or site of our manufacturing could cause significant delays or changes in our clinical trial designs;

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•

•
•

•

•

•

•

•

•

•
•

•

•

•

•

•

the outcome of our preclinical studies and our early clinical trials may not be predictive of the success of later clinical trials, 
and interim results of a clinical trial do not necessarily predict final results;
we may be unable to establish or achieve clinically meaningful endpoints for our studies;
if we make changes to our investigational medicines after clinical trials have commenced (which we have done in the past), 
we may be required to repeat earlier stages or delay later stages of clinical testing;
clinical trials of any investigational medicines may fail to show safety or efficacy, or may produce negative or inconclusive 
results, and we may decide, or regulators may require us, to conduct additional nonclinical studies or clinical trials, or we 
may decide to abandon product development programs;
our investigational medicines, or other medicines in the same class as ours, may have undesirable side effects, such as the 
immunogenicity of the LNPs or their components, the immunogenicity of the protein made by the mRNA or degradation 
products, any of which could lead to serious adverse events, or other effects;
administration of our LNPs could lead to systemic side effects related to the components of the LNPs and could contribute to 
immune reactions, infusion reactions, complement reactions, opsonization reactions, antibody reactions or reactions to PEG-
lipids;
significant adverse events or other side effects could be observed in our clinical trials, including those involving dosing 
young, human subjects;
our third-party contractors may fail to comply with regulatory requirements or meet their contractual obligations to us in a 
timely manner, or at all, or may deviate from the applicable clinical trial protocol or withdraw from the applicable clinical 
trial, which may require that we add new clinical trial sites;
regulators may impose a complete or partial clinical hold on a clinical trial, or we or our investigators, IRBs or ethics 
committees may suspend or terminate clinical research or trials for various reasons, including noncompliance with regulatory 
requirements or a finding that participants are being exposed to an unacceptable benefit-risk ratio;
regulators may impose a complete or partial clinical hold on clinical trials of other companies working on mRNA medicines;
the cost of preclinical or nonclinical testing and studies and clinical trials of any investigational medicines may be greater 
than we anticipate;
the supply or quality of our investigational medicines or other materials necessary to conduct clinical trials may be 
insufficient or inadequate;
safety and efficacy concerns regarding our investigational medicines will be considered by us and by the FDA and other 
global regulators as we pursue clinical trials of new investigational medicines, develop effective informed consent 
documentation and work with IRBs and scientific review committees (SRCs);
safety or efficacy concerns could arise from nonclinical or clinical testing of other therapies targeting a similar disease state 
or other therapies, such as gene therapy, that are perceived as similar to ours;
adverse side effects could be observed in future clinical trials where our investigational medicines are administered in 
combination with other therapies (such as the co-administration of our PCV investigational medicine, mRNA-4157); and
a lack of adequate funding to continue a particular clinical trial.

Before commencing later-stage clinical trials for our programs, we must develop assays to measure and predict the potency of a given 
dose of our investigational medicines. Any delay in developing assays that are acceptable to the FDA or other regulators could delay 
the start of future clinical trials. Further, the assays used to estimate the effectiveness of our COVID-19 vaccines continue to evolve. 
Validation reports for these assays have been submitted for review to regulatory agencies. Results obtained in clinical trials of our 
COVID-19 vaccines with later versions of these assays may be less positive than the results observed to date.  

Additionally, we have conducted and may conduct in the future “open-label” clinical trials, where both the patient and investigator 
know whether the patient is receiving the investigational product candidate, an approved drug or a placebo. The results from an open-
label clinical trial may not be predictive of future clinical trial results from a controlled environment with a placebo or active control. 
Further, the FDA or other regulators may change the requirements for approval even after they have reviewed and commented on the 
design for our clinical trials. Significant preclinical or nonclinical testing and studies or clinical trial delays for our investigational 
medicines could allow our competitors to bring products to market before we do and could harm our business, financial condition and 
prospects significantly.

There are risks that are unique to each of our programs and modalities and risks that are applicable across programs and 
modalities. These risks may impair our ability to advance one or more of our programs in clinical development, obtain regulatory 
approval or commercialize our products, or cause us to experience significant delays in doing so, any of which may materially 
harm our business.

Certain features in our development candidates and investigational medicines, including those related to mRNA, chemical 
modifications, surface chemistries, LNPs and their components, may result in risks that apply to some or all of our programs and 
modalities. As our development candidates progress, we or others may determine that certain of our risk allocation decisions were 
incorrect or insufficient, we made platform-level technology mistakes, individual programs or our mRNA science in general has 
technology or biology risks that were unknown or under-appreciated, our choices on how to develop our infrastructure to support our 
scale will result in an inability to manufacture our investigational medicines for clinical trials or otherwise impair our manufacturing 
or we have allocated resources in such a way that we cannot recover large investments or rapidly re-direct capital.

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We utilize earlier programs in a modality to understand the technology risks within the modality, including the program’s 
manufacturing and pharmaceutical properties. Even if our earlier programs in a modality are successful in any phase of development, 
any program may fail at a later phase of development, and other programs within the same modality may fail at any phase of 
development, including at phases where earlier programs in that modality were successful. This may be a result of technical challenges 
or biology risk unique to that program. The biology risk across the majority of our pipeline represents targets and pathways not 
clinically validated by one or more approved drugs, and the risk that the targets or pathways that we have selected may not be effective 
will continue to apply across the majority of our current and future programs.

As we progress our programs through clinical development, new technical challenges may arise that cause an entire modality to fail. 
Additionally, any portfolio-spanning risks, whether known or unknown, if realized in any one of our programs, would have a material 
and adverse effect on our other programs and on our business as a whole.

There are also specific additional risks to certain of our modalities and our programs as a whole. For example, prophylactic vaccines 
typically require clinical testing in up to tens of thousands of healthy volunteers to define an approvable benefit-risk profile. The need 
to show a high degree of safety and tolerability when dosing healthy individuals could result in rare and even spurious safety findings, 
negatively impacting a program prior to or after commercial launch. Even if we observe positive safety, tolerability and levels of 
immunogenicity in early clinical trials, there can be no assurance that we will observe acceptable safety or efficacy profiles in later-
stage trials required for approval of these programs.

There are many clinical and manufacturing challenges specific to our PCV candidate, mRNA-4157, and any other neoantigen cancer 
vaccines we may develop. These risks include: a rapid production turn-around time that is measured in weeks in order to supply 
patients in our clinical trials before further progression and mutation of their tumors, the significant costs incurred in making 
individualized vaccines, and potential lack of immune responses due to the biology of the tumor or immune status of the patient. These 
risks apply to our PCV candidate and other neoepitope investigational medicine programs. Additionally, there may be challenges in 
delivering an adequate quantity of active pharmaceutical ingredient (API) required to drive efficacy due to the limitation in volume of 
API that can be delivered to a specific location, like a tumor or injured tissue. Our investigational therapies for local injections often 
require specialized skills for conducting a clinical trial that could delay clinical trials or slow or impair commercialization of an 
approved investigational medicine due to the poor adoption of injected local therapeutics or intratumoral therapies. In addition, the 
uncertain translatability of target selection from preclinical animal models, including mouse and non-human primate models, to 
successful clinical trial results may be impossible, particularly for immuno-oncology and systemic therapies, and cancer vaccines. In 
general, several biological steps are required for delivery of mRNA to translate into therapeutically active medicines. These processing 
steps may differ between individuals or tissues, potentially leading to variable levels of therapeutic protein, variable activity, 
immunogenicity or variable distribution to tissues for a therapeutic effect. Gene therapies and mRNA medicines may activate one or 
more immune responses against any and all components of the drug product (e.g., the mRNA or the delivery vehicle, such as an LNP) 
as well as against the encoded protein, giving rise to potential immune reaction related adverse events. Eliciting an immune response 
against the encoded protein may impede our ability to achieve a pharmacologic effect upon repeat administration or a side effect. 
These risks apply to all of our programs, including our systemic secreted therapeutics and systemic intracellular therapeutics 
modalities.

We may experience delays in enrolling participants in our clinical trials, which would delay the progress of our investigational 
medicines and result in increased expenses.

Enrolling participants in our clinical trials is critical to our success. Difficulties or delays in enrolling a sufficient number of clinical 
trial participants, or those with required or desired characteristics to achieve diversity in a clinical trial, may result in increased costs or 
may affect the timing or outcome of our planned clinical trials, which could prevent completion of these clinical trials and adversely 
affect our ability to advance the development of our investigational medicines and obtain regulatory approval of potential products. 
We may slow enrollment in a trial to focus on achieving greater diversity in the subject population, as we did in our Phase 3 clinical 
trial of our COVID-19 vaccine. 

Participant enrollment is affected by factors, including:

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severity of the disease under investigation;
complexity and design of the clinical trial protocol;
size of the patient population;
eligibility criteria for the clinical trial in question, including age-based eligibility criteria limiting subject enrollment to 
adolescent or pediatric populations;
proximity and availability of clinical trial sites for prospective trial participants;
availability of competing therapies and clinical trials, including by third parties or our own clinical trials;
patient referral practices of physicians;
ability to monitor trial participants adequately during and after treatment;
ability to recruit qualified clinical trial investigators;
clinicians’ and trial participants’ perceptions as to the potential advantages and side effects of the investigational medicine 
being studied in relation to other available therapies, including any new drugs or treatments that may be approved for the 
indications we are investigating;

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adverse results or other adverse safety signals in our trials or related to other investigational medicines, and the resulting 
negative publicity, could discourage potential clinical trial participants and their doctors from participating in our trials;
in the case of PCV, the need to wait for the manufacture of the personalized drug product; and
our ability to obtain and maintain participant informed consent.

Additionally, we may have limited or no ability to influence enrollment in clinical trials where we have entered into strategic alliances 
pursuant to which our collaborators control development of certain of our investigational medicines. Even if we or our strategic 
collaborators are able to enroll clinical trial participants, there is no guarantee that such participants will ultimately be dosed as part of, 
or complete, a clinical trial.

mRNA drug development has substantial clinical development and regulatory risks due to the novel nature of this new class of 
medicines, and the negative perception of the efficacy, safety or tolerability profile of any investigational medicines that we or 
others develop could adversely affect our ability to conduct our business, advance our investigational medicines or obtain 
regulatory approvals.

COVID-19 vaccines are the only mRNA medicines that have been authorized or approved to date by the FDA or other regulators, and 
efficacy, safety and immunogenicity data with respect to our COVID-19 vaccines, as well as real-world evidence, continue to 
accumulate. Further results from clinical trials, as well as the experience of vaccinated individuals, could show diminished protection 
compared to the results released to date. Additionally, we may observe new, more frequent or more severe adverse events in subjects 
participating in ongoing clinical trials or individuals vaccinated with our COVID-19 vaccines. For example, some studies have 
suggested that our COVID-19 vaccine may be associated with higher rates of myocarditis and pericarditis in young males compared to 
other COVID-19 vaccines. Unexpected safety issues could significantly damage our reputation and that of our mRNA platform, and 
lead to other issues, including delays in our other programs, the need to re-design our clinical trials and the need for significant 
additional financial resources. In addition, the FDA and other regulators may interpret data from our clinical trials differently than we 
do and such agencies may require us to conduct additional studies or analyses, which could cause delays in obtaining regulatory 
authorizations. For example, in October 2021, the FDA requested that we explore a lower dosage for our COVID-19 vaccine in 
adolescents, which extended the length of clinical trials in this population prior to receiving regulatory authorization. These factors 
could delay or prevent us from receiving full regulatory approval of our COVID-19 vaccines in certain jurisdictions or for certain 
demographics.

Successful discovery and development of mRNA medicines by us or our strategic collaborators is highly uncertain and depends on 
numerous factors, many of which are beyond our or their control. We constantly make business decisions and take calculated risks to 
advance our development efforts and pipeline, including those related to mRNA technology, delivery technology and manufacturing 
processes, which ultimately may be unsuccessful.

Our mRNA investigational medicines that appear promising in the early phases of development may fail to advance, experience delays 
in the clinic, experience clinical holds or fail to reach the market for many reasons, including:

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nonclinical or preclinical study, or clinical trial, results may show potential mRNA medicines to be less effective than desired 
or to have harmful or problematic side effects or toxicities;
adverse results in our clinical trials, or in those of others developing similar products, or adverse effects relating to mRNA, or 
our LNPs, may lead to negative publicity or delays in or termination of our programs;
adverse events related to products that are perceived to be similar to mRNA medicines, such as those related to gene therapy 
or gene editing, could result in a decrease in the perceived benefit of one or more of our programs, increased regulatory 
scrutiny, decreased confidence by patients and clinical trial collaborators in our investigational medicines and less demand 
for any product that we may develop;
the insufficient ability of our translational models to reduce risk or predict outcomes in humans, particularly given that each 
component of our investigational medicines and development candidates may have a dependent or independent effect on 
safety, tolerability and efficacy, which may be species-dependent;

• manufacturing failures or insufficient supply of cGMP materials for clinical trials, or higher than expected cost could delay or 

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set back clinical trials, or make mRNA medicines commercially unattractive;
changes that we make to optimize our manufacturing, testing or formulating of cGMP materials could impact the safety, 
tolerability and efficacy profile of our investigational medicines and development candidates;
pricing or reimbursement issues or other factors that delay clinical trials or make any mRNA medicine uneconomical or 
noncompetitive with other therapies;
our large pipeline of development candidates and investigational medicines could result in a greater quantity of reportable 
adverse events, including suspected unexpected serious adverse reactions, other reportable negative clinical outcomes, 
manufacturing reportable events or material clinical events that could lead to clinical delay or hold by the FDA or applicable 
regulatory authority or other clinical delays, any of which could negatively impact the perception of one or more of our 
programs, as well as our business as a whole;

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failure to timely advance our programs or a failure or delay in receiving necessary regulatory approvals due to, among other 
factors, slow or failure to complete enrollment in clinical trials, withdrawal by trial participants from trials, failure to achieve 
trial endpoints, additional time requirements for data analysis, data integrity issues, preparation of a BLA, or the equivalent 
application, discussions with the FDA or EMA, a regulatory request for additional nonclinical or clinical data or safety 
formulation or manufacturing issues may lead to our inability to obtain sufficient funding;
new legislation or regulations passed by U.S., state, or foreign governments in response to negative public perception of 
mRNA medicines; and
the proprietary rights of others and their competing products and technologies that may prevent our mRNA medicines from 
being commercialized.

Because we are developing some of our development candidates or investigational medicines for the treatment of diseases in which 
there is little clinical experience and, in some cases, using new endpoints or methodologies, the FDA or other regulatory 
authorities may not consider the endpoints of our clinical trials to provide clinically meaningful results.

There are no pharmacologic therapies approved to treat the underlying causes of many diseases that we are currently attempting to 
address or may address in the future. For instance, for both MMA and PA, few clinical trials have been attempted, and there are no 
approved drugs to treat these diseases. As a result, the design and conduct of clinical trials of investigational medicines for the 
treatment of these disorders and other disorders may take longer, be more costly or be less effective due to the novelty of development 
in these diseases.

Even if the FDA does find our success criteria to be sufficiently validated and clinically meaningful, we may not achieve the pre-
specified endpoint to a degree of statistical significance in any pivotal or other clinical trials we or our strategic collaborators conduct. 
Further, even if we do achieve the pre-specified criteria, our clinical trials may produce results that are unpredictable or inconsistent 
with the results of the more traditional efficacy endpoints in the trial. The FDA could give overriding weight to other efficacy 
endpoints over a primary endpoint, even if we achieve statistically significant results on that endpoint, if we do not do so on our 
secondary efficacy endpoints. The FDA also weighs the benefits of a product against its risks and may view the efficacy results in the 
context of safety as not being supportive of licensure. Regulators in other countries may make similar findings with respect to these 
endpoints.

Some of our investigational medicines are classified as gene therapies by the FDA and the EMA. The association of our medicines 
with gene therapies could result in increased regulatory burdens, impair the reputation of our investigational medicines or 
negatively impact our platform or our business.

There are only a few approved gene therapy products in the United States or foreign jurisdictions, and there have been well-reported 
significant adverse events associated with their testing and use. Regulatory requirements governing gene therapy products have 
evolved and may continue to change in the future, and the implications for mRNA therapies are unknown. For example, the FDA has 
established an office, now called the Office of Therapeutics Products (OTP), within its Center for Biologics Evaluation and Research 
(CBER) to consolidate the review of gene therapy and related products, and convenes the Cellular, Tissue and Gene Therapies 
Advisory Committee to advise CBER on its review. In the EU, mRNA has been characterized as a gene therapy medicinal product, 
which falls within a broader category known as Advanced Therapy Medicinal Products (ATMPs), which are subject to additional 
regulatory requirements. In certain countries, mRNA therapies have not yet been classified or any such classification is not known to 
us; for example, in Japan, the Pharmaceuticals and Medical Devices Agency has not taken a position on the regulatory classification of 
mRNA therapies. Notwithstanding the differences between mRNA medicines and gene therapies, the classification of some of our 
mRNA investigational medicines as gene therapies in the United States, the EU and potentially other countries could adversely impact 
our ability to develop our investigational medicines, negatively impacting our platform and our business. For instance, a clinical hold 
on gene therapy products may apply to our mRNA investigational medicines irrespective of the differences between gene therapies 
and mRNA.

Adverse events reported with respect to gene therapies could adversely impact one or more of our programs. Although our mRNA 
development candidates and investigational medicines are designed not to make any permanent changes to cell DNA, regulatory 
agencies or others could believe that adverse effects of gene therapies caused by introducing new DNA and irreversibly changing the 
DNA in a cell could also be a risk for our mRNA investigational therapies, and as a result may delay one or more of our clinical trials 
or impose additional testing for long-term side effects. Any new requirements and guidelines promulgated by regulatory agencies may 
negatively affect our business by lengthening the regulatory review process, requiring us to perform additional or larger studies or 
increasing our development costs, any of which could lead to changes in regulatory positions and interpretations, delay or prevent 
advancement or approval and commercialization of our investigational medicines, or lead to significant post-approval studies, 
limitations or restrictions. As we advance our investigational medicines, we will be required to consult with these regulatory agencies 
and advisory committees and comply with applicable requirements and guidelines. If we fail to do so, we may be required to delay or 
discontinue development of some or all of our investigational medicines.

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Additionally, we have established Moderna Genomics (MGX) with the vision of becoming a leader in large, complex genomic editing. 
In November 2021, we announced a multi-year research collaboration with Metagenomi to leverage its discovery platform and 
expertise to develop next-generation in vivo gene editing therapies. Our work in genomic editing is subject to all risks associated with 
gene therapies. Although there have been significant advances in recent years in fields of gene therapy and genome editing, in vivo 
CRISPR-based genome editing technologies are relatively new and their therapeutic utility is largely unproven. Public perception and 
related media coverage of potential therapy-related efficacy or safety issues, as well as ethical concerns related specifically to genome 
editing, may adversely influence the willingness of subjects to participate in clinical trials. In addition, any review conducted by an 
institutional biosafety committee may result in delay or prevent initiation of a gene therapy clinical trial.

Additionally, if any such therapeutic is approved, physicians and patients may be slow or fail to accept these novel and personalized 
treatments. Physicians, health care providers and third-party payors often are slow to adopt new products, technologies and treatment 
practices, particularly those that may also require additional upfront costs and training. Physicians may not be willing to undergo 
training to adopt these novel and potentially personalized therapies, may decide the particular therapy is too complex or potentially 
risky to adopt without appropriate training and may choose not to administer the therapy. Further, due to health conditions, genetic 
profile or other reasons, certain patients may not be candidates for the therapies. In addition, responses by federal and state agencies, 
congressional committees and foreign governments to negative public perception, ethical concerns or financial considerations may 
result in new legislation, regulations or medical standards that could limit our ability to develop or commercialize any product 
candidates, obtain or maintain regulatory approval or otherwise achieve profitability. Based on these and other factors, health care 
providers and payors may decide that the benefits of these new therapies do not or will not outweigh their costs.

Our investigational medicines may face competition from biosimilars approved through an abbreviated regulatory pathway.

During the 12-year period of exclusivity provided by the Biologics Price Competition and Innovation Act of 2009 (BPCI Act), another 
company may market a competing version of one of our products if the FDA approves a BLA for the competing product containing 
the company’s own preclinical data and data from adequate and well-controlled clinical trials demonstrating the safety, purity and 
potency of the other company’s product. The BPCI Act is complex and is still being interpreted and implemented by the FDA. As a 
result, its ultimate impact, implementation and meaning are subject to uncertainty.

There is also a risk that any exclusivity we receive for an investigational medicine could be shortened due to U.S. Congressional 
action or otherwise, or that the FDA will not consider our investigational medicines to be reference products for competing products, 
potentially creating the opportunity for generic competition sooner than anticipated. Other aspects of the BPCI Act, some of which 
may impact the BPCI Act’s exclusivity provisions, have also been the subject of recent litigation. Moreover, the extent to which a 
biosimilar, once approved, will be substituted for any one of our reference products in a way that is similar to traditional generic 
substitution for non-biological products is not yet clear, and will depend on a number of marketplace and regulatory factors that are 
still developing.

If we cannot obtain, or are delayed in obtaining, required regulatory approvals, we will be unable to commercialize, or will be 
delayed in commercializing, investigational medicines we may develop.

Any mRNA medicine we may develop and the activities associated with its development and commercialization are subject to 
comprehensive regulation by the FDA and comparable foreign regulators. To obtain required regulatory approvals to commercialize 
any of our investigational medicines, we and our strategic collaborators must demonstrate through extensive preclinical studies and 
clinical trials that our products are safe, pure and potent in humans, including the target population. Successful completion of clinical 
trials is a prerequisite to submitting a BLA to the FDA, a marketing authorization application (MAA) to the EMA, and similar 
marketing applications to comparable foreign regulators, for each investigational medicine and, consequently, the ultimate approval 
and commercial marketing of any investigational medicines.

To date, we have only received regulatory authorizations for our COVID-19 vaccines, and our current or future investigational 
medicines may never obtain regulatory approval. We have limited experience in filing and supporting the necessary applications for 
marketing approvals and may need to rely on third parties to assist us in this process. Although we expect to submit BLAs for our 
mRNA investigational medicines in the United States, other jurisdictions may consider our mRNA investigational medicines to be 
new drugs, not biologics, and require different marketing approval applications. Preclinical studies and clinical trials conducted in one 
country may not be accepted by regulatory authorities in other countries, and approval in one country does not guarantee regulatory 
approval in another.

Additionally, the process of obtaining marketing approvals, both in the United States and abroad, is expensive, time-consuming and 
uncertain, and can vary substantially based upon a variety of factors, including the type, complexity and novelty of the investigational 
medicines involved. Changes in marketing approval policies during the development period, changes in law or changes in regulatory 
review may delay the review of a submitted product application. The FDA and comparable foreign regulators have substantial 
discretion in the approval process and may refuse to accept any marketing approval application or may decide that our data are 
insufficient for marketing approval and require additional preclinical, clinical or other studies. In addition, varying interpretations of 
the data obtained from preclinical and clinical testing could delay, limit or prevent marketing approval of an investigational medicine. 
Additional delays or non-approval may result if an FDA Advisory Committee or other regulatory authority recommends non-approval 
or restrictions on approval.

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The FDA and other foreign regulators review the CMC section of regulatory filings. Any aspects found unsatisfactory by regulatory 
agencies may result in delays in clinical trials and commercialization. In addition, the regulatory agencies conduct pre-approval 
inspections at the time of a BLA. Any negative findings by regulatory agencies and failure to comply with requirements may lead to 
delay in approval and failure to commercialize the potential investigational medicine.

If we experience delays in obtaining regulatory approval or if we fail to obtain regulatory approval of any investigational medicines 
we may develop, the commercial prospects for those investigational medicines will be harmed, and our ability to generate revenues 
will be materially impaired.

Our products are, and any future products will be, subject to regulatory scrutiny.

Even if we obtain regulatory approval in a jurisdiction, we may remain subject to significant restrictions on the indicated uses or 
marketing of our product and ongoing requirements for potentially costly post-approval studies—such as those required under an 
accelerated approval by the FDA or other similar type of approval—or post-market surveillance. For example, the holder of an 
approved BLA must monitor and report adverse events and monitor and report any failure of a product to meet the specifications in the 
BLA, as well as submit new or supplemental applications and obtain FDA approval for certain changes to the approved product, 
product labeling, or manufacturing process. Advertising and promotional materials must comply with FDA rules and regulations and 
are subject to FDA review, in addition to other potentially applicable federal and state laws. In addition, regulatory agencies may not 
approve the labeling claims that are necessary or desirable for the successful commercialization of our investigational medicines.

For mRNA-1273, we are required by the FDA to conduct post-marketing studies to further assess the risks of myocarditis and 
pericarditis following vaccination. Additionally, we have committed to conducting additional post-marketing safety studies, including 
conducting a pregnancy registry to evaluate pregnancy and infant outcomes after receipt of mRNA-1273 during pregnancy. We or 
others could identify previously unknown side effects, or known side effects could be observed as being more frequent or severe than 
in clinical trials or earlier post-marketing periods. If we, our contract manufacturers or other strategic collaborators fail to comply with 
applicable post-approval regulatory requirements, a regulatory agency may issue a warning letter asserting that we are in violation of 
the law, seek an injunction or impose civil or criminal penalties or monetary fines, suspend or withdraw regulatory approval or revoke 
a license, suspend any ongoing clinical trials, refuse to approve a pending BLA or supplements to a BLA submitted by us, seize or 
recall investigational medicines or products, or require field alerts to physicians, pharmacists and hospitals or refuse to allow us to 
enter into supply contracts. We could also be required to conduct additional nonclinical studies or clinical trials, or implement changes 
in labeling or to our manufacturing processes, specifications or facilities. Initiation of any government investigation or lawsuit, 
including class-action lawsuits, would require us to expend significant time and resources in response and would likely generate 
negative publicity. The occurrence of any event or penalty described above may inhibit our ability to commercialize mRNA-1273, or 
any future approved products, and generate revenues.

Additionally, the FDA or other foreign regulators could require us to adopt a REMS for any approved investigational medicine to 
ensure that the benefits of treatment outweigh the risks for each potential patient, which may include, among other things, a 
medication guide outlining the risks of the product for distribution to patients, a communication plan to health care practitioners, 
extensive patient monitoring or distribution systems and processes that are highly controlled, restrictive and more costly than what is 
typical for the industry. Furthermore, if we or others later identify undesirable side effects caused by any product that we develop, 
several potentially significant negative consequences could result, including the suspension or withdrawal of approvals and licenses, 
the addition of warning labels, changes to the way a product is administered, the requirement to conduct further clinical trials, lawsuits 
or increased liability for harm to patients and their children and reputational harm to us. Any of these events could prevent us from 
achieving or maintaining market acceptance of any products we develop and could have a material adverse impact on our business, 
financial condition, results of operations and prospects.

Risks related to the manufacturing of our commercial products, development candidates, investigational medicines and our 
future pipeline

Our mRNA products, including our COVID-19 vaccines, development candidates and investigational medicines are based on novel 
technologies and are complex and difficult to manufacture. We or our third-party manufacturers may encounter difficulties in 
manufacturing, product release, shelf life, testing, storage, supply chain management or shipping for any of our products.

The manufacturing processes for our mRNA medicines are novel and complex. We and our collaborators have experienced and may 
continue to encounter difficulties in manufacturing, product release, shelf life, testing, storage, supply chain management or shipping, 
including delays as our supply chain expands and grows more complex. We could experience issues resulting from complexities of 
producing batches at larger scale, equipment failure, human error, choice and quality of raw materials and excipients, analytical testing 
technology and product instability. Further, mRNA medicines encapsulated in LNPs must be developed and manufactured under well-
controlled conditions, or pharmacological activity can be adversely impacted.

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In an effort to optimize product features, we have in the past and may in the future make changes to our development candidates or 
investigational medicines in their manufacturing and stability formulation and conditions. This has in the past and may in the future 
result in our having to resupply batches for preclinical or clinical activities when there is insufficient product stability during storage 
and insufficient supply. Insufficient stability or shelf life of our development candidates and investigational medicines could 
materially delay our or our strategic collaborators’ ability to continue clinical trials or require us to begin a new clinical trial with a 
newly formulated drug product, due to the need to manufacture additional preclinical or clinical supply.

Our high rate of innovation causes a high degree of technology change that can negatively impact product comparability during and 
after clinical development. Furthermore, technology changes may drive the need for changes in, modification to, or the sourcing of 
new manufacturing infrastructure or may adversely affect third-party relationships.

In many cases, we may need to utilize multiple batches of drug substance and drug product to meet the supply requirement of a single 
preclinical study or clinical trial. Failure in our ability to scale up batch size or failure in any batch, which we have experienced in the 
past, may lead to a substantial delay in our clinical trials or in the commercialization of any approved product. For example, the 
changes we make as we continue developing new manufacturing processes for our drug substance and drug product may impact 
specification and stability of the drug product, and may lead to failure of batches, resulting in a substantial delay in delivery of 
commercial product or conduct of our clinical trials. Our mRNA investigational medicines may prove to have a stability profile that 
leads to a lower than desired shelf life of the final approved medicine. This poses risk in supply requirements, wasted stock and higher 
cost of goods.

We are dependent on a number of equipment providers who are also implementing novel technology. Further, we have developed our 
own custom manufacturing equipment for certain of our medicines. If we encounter unexpected performance issues with such 
equipment, we could encounter delays or interruptions to clinical and commercial supply. Due to the number of different programs, we 
may have cross contamination of investigational medicines inside of our factories, CROs, suppliers or in the clinic that affect the 
integrity of our investigational medicines.

As we scale the manufacturing output for commercial production and particular programs, we plan to continuously improve yield, 
purity and the pharmaceutical properties of our commercial products, development candidates and investigational medicines from 
IND-enabling studies through commercial launch, including shelf life stability, and solubility properties of drug product and drug 
substance. Because of continuous improvement in manufacturing processes, we may switch processes for a particular program during 
development. However, after a change in process, more time will be required for pharmaceutical property testing, such as 6 or 12 
month stability testing. That may require resupplying clinical material or making additional cGMP batches to keep up with clinical 
trial demand before such pharmaceutical property testing is completed.

We are utilizing a number of raw materials and excipients that have a single source of supply, are new to the pharmaceutical industry 
and are being employed in a novel manner. Some of these raw materials and excipients have not been scaled to a level to support 
commercial supply and could experience unexpected manufacturing or testing failures or supply shortages. Such issues with raw 
materials and excipients could cause delays or interruptions to clinical and commercial supply of our investigational medicines.

We have established a number of analytical assays, and may have to establish several more, to assess the quality of our mRNA 
investigational medicines. We may identify gaps in our analytical testing strategy that might prevent release of product or could 
require product withdrawal or recall. For example, we may discover new impurities that have an impact on product safety, efficacy or 
stability. This may lead to an inability to release mRNA investigational medicines until the manufacturing or testing process is 
rectified.

As we grow as a commercial company and our drug development pipeline increases and matures, the increased demand for 
clinical and commercial supplies from our facilities and third parties may impact our ability to operate. We rely on many service 
third-party providers, all of whom have inherent risks in their operations that may adversely impact our operations.

We have limited experience at larger scale production necessary to support large-scale clinical trials and commercial sales. 
Completion of our trials and commercialization of our vaccine candidates require access to, or development of, facilities to 
manufacture our vaccine candidates at sufficient yields and at commercial scale. We expect to continue to make significant 
investments in our manufacturing capacity and commercial network as we continue to expand our commercial launch efforts. We are 
building regional manufacturing capability globally and are subject to risks associated with building and operating in foreign 
jurisdictions.

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To supplement our internal manufacturing infrastructure, we have entered into agreements for the production, as well as for 
commercial fill-finish manufacturing, of our products to supply markets globally. We may need to engage additional third parties in 
the future to assist in meeting our capacity needs. If we cannot enter into such arrangements on favorable terms, or at all, our ability to 
develop, manufacture and distribute our COVID-19 vaccines and any future products would be adversely affected. Further, efforts to 
establish these capabilities may not meet initial expectations as to scheduling, scale-up, reproducibility, yield, purity, cost, potency or 
quality. If we are unable to institute necessary controls related to product development, manufacturing and quality, we may encounter 
difficulties producing our products on the timelines and in the quantities set forth in our supply agreements or to meet potential future 
demand. In addition, other companies, many with substantial resources, compete with us for access to the materials needed to 
manufacture our vaccines.

We currently utilize, and expect to continue to utilize, third parties to, among other things, manufacture raw materials, components, 
parts, and consumables and to perform quality testing. If the field of mRNA and other nucleic acid medicines continues to expand, we 
may encounter increasing competition for these materials and services. Demand for third-party manufacturing or testing facilities may 
grow at a faster rate than their existing capacity, which could disrupt our ability to find and retain third-party manufacturers capable of 
producing sufficient quantities of such raw materials, components, parts and consumables required to manufacture our mRNA 
investigational medicines. The use of service providers and suppliers could expose us to risks, including:

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termination or non-renewal of supply and service agreements with third parties in a manner or at a time that is costly or 
damaging to us;
disruptions to the operations of these suppliers and service providers caused by conditions unrelated to our business or 
operations, including the bankruptcy of the supplier or service provider; and
inspections of third-party facilities by regulatory authorities that could have a negative outcome and result in delays to or 
termination of their ability to supply our requirements.

Our reliance on third-party manufacturers may adversely affect our operations or result in unforeseen delays or other problems beyond 
our control. Because of contractual restraints and the limited number of third-party manufacturers with the expertise, required 
regulatory approvals and facilities to manufacture our bulk vaccines on a commercial scale, replacement of a manufacturer may be 
expensive and time-consuming and may cause interruptions in the production of our vaccine. A third-party manufacturer may also 
encounter difficulties in production, including:

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difficulties with production costs, scale up and yields;
availability of raw materials and supplies;
quality control and assurance;
shortages of qualified personnel;
compliance with strictly enforced regulations that vary in each country where products might be sold; and
lack of capital funding.

Any delay or interruption could adversely affect our business, financial condition or results of operations.

We are subject to operational risks associated with the physical and digital infrastructure at both our internal manufacturing 
facilities and at those of our external service providers.

Our MTC facility in Norwood, Massachusetts incorporates a significant level of automation of equipment with integration of several 
digital systems to improve efficiency of operations. Our high level of digitalization poses risk of process equipment malfunction and 
even overall manufacturing system failure or shutdown due to internal or external factors including, design issues, system 
compatibility or potential cybersecurity compromises, incidents or breaches. Upgrades or changes to our systems, infrastructure or the 
software that we implement, use, or upon which our business relies, may result in the introduction of new cybersecurity vulnerabilities 
and risks.

Our facilities and infrastructure or those of our contract manufacturers or other third-party providers may also be subject to intentional 
attacks or acts of sabotage by outside actors, contractors or employees. Any disruption in our or our contract manufacturers’ 
manufacturing capabilities could cause delays in production capacity for our drug substances or products or a shutdown of facilities, 
could impose additional costs, cause us to fail to meet certain product volume or delivery timing obligations, or may require us to 
identify, qualify and establish an alternative manufacturing site, the occurrence of which could adversely affect our business, financial 
condition, results of operations, and prospects.

As we expand our development and commercial capacities, we have and expect that we will continue to establish additional 
manufacturing capabilities inside the MTC footprint and that we will expand to other locations and geographies, such as Africa, 
Australia, Canada and the United Kingdom. This expansion may lead to regulatory delays or prove more costly than anticipated. If we 
fail to select a suitable location, complete construction in an efficient manner, engage effectively with local regulators, recruit the 
required personnel or manage our growth effectively, the development and production of commercial products or our investigational 
medicines could be delayed or curtailed. We will require significant additional investments in our manufacturing processes as we 
expand the MTC and our other manufacturing infrastructure.

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Our products and investigational medicines are sensitive to shipping and storage conditions, which, in some cases, requires cold-
chain logistics and subjects our investigational medicines to risk of loss or damage.

Our COVID-19 vaccines and investigational medicines are sensitive to temperature, storage and handling conditions, and we could 
lose medicines if the product or product intermediates are not stored or handled properly. Shelf life for our products and 
investigational medicines is variable, and our investigational medicines may expire prior to use. Cold-chain logistics are required for 
certain of our investigational medicines and our COVID-19 vaccines. If we or third-party distributors do not maintain effective cold-
chain supply logistics, then we may experience returned or out of date products and product may be rendered unusable. This has led 
and could lead to additional manufacturing costs and delays in our ability to supply required quantities for clinical trials or commercial 
sale. In addition, the cost associated with such transportation services and the limited pool of vendors could cause supply disruptions.

We are subject to significant regulatory oversight with respect to manufacturing our COVID-19 vaccines and investigational 
medicines. Our manufacturing facilities or those of our third-party manufacturers or suppliers may not meet regulatory 
requirements. Failure to meet current Good Manufacturing Practice (cGMP) requirements could result in significant delays in any 
approval of and costs of our products.

The manufacturing of medicines for clinical trials or commercial sale is subject to extensive regulation, and components of such 
products must be manufactured in accordance with cGMP requirements, which are enforced, in the case of the FDA, in part through its 
facilities inspection program. The regulations govern manufacturing processes and procedures, including record keeping, and the 
implementation and operation of quality systems to control and assure the quality of products and materials used in clinical trials. Poor 
control of cGMP production processes can lead to product quality failures that can impact our ability to supply product, resulting in 
cost overruns and delays to clinical timelines, which could be extensive. Such production process issues include:

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critical deviations in the manufacturing process;
facility and equipment failures;
contamination of the product due to an ineffective quality control strategy;
facility contamination as assessed by the facility and utility environmental monitoring program;
raw material failures due to ineffective supplier qualification or regulatory compliance issues at critical suppliers;
ineffective product stability;
ineffective corrective actions or preventative actions taken to correct or avoid critical deviations due to our developing 
understanding of the manufacturing process as we scale; and
failed or defective components or consumables.

Regulatory authorities typically require representative manufacturing site inspections to assess adequate compliance with cGMP and 
manufacturing controls. If we or one of our third-party manufacturing sites fails to provide sufficient quality assurance or control, the 
product approval to commercialize may not be granted. Inspections by regulatory authorities may occur at any time during the 
development or commercialization phase of products. The inspections may be product specific or facility specific for broader cGMP 
inspections, or as a follow up to market or development issues that the regulatory agency may identify. Deficient inspection outcomes 
may negatively impact the ability of our third-party manufacturers or suppliers to fulfill their supply obligations, impacting or delaying 
supply or delaying programs.

The manufacturing process for our COVID-19 vaccines, and for any other products that we may develop, is subject to the FDA and 
foreign regulatory authority approval process. If we or our third-party manufacturers are unable to reliably produce products or 
investigational medicines to specifications acceptable to regulatory authorities, we or our strategic collaborators may not obtain or 
maintain the approvals needed to commercialize such products. Even if regulatory approval is obtained for any of our mRNA 
medicines, there is no assurance that either we or our CMOs will be able to manufacture the approved medicine to specifications 
acceptable to the FDA or other regulatory authorities. Any of these challenges could delay completion of clinical trials, require 
bridging clinical trials or the repetition of one or more clinical trials, increase clinical trial costs, delay approval of our investigational 
medicines, impair commercialization efforts or increase our cost of goods, which, in turn, could have an adverse effect on our 
business, financial condition, results of operations and prospects.

In addition, we may not have direct control over the ability of our contract manufacturers to maintain adequate quality control, quality 
assurance and qualified personnel. Our contract manufacturers supply or manufacture materials or products for other companies and 
their failure to meet applicable regulatory requirements may affect the regulatory status of their facilities. In addition, to the extent that 
we rely on foreign contract manufacturers, including for our COVID-19 vaccines, we are subject to additional risks, including the need 
to comply with import and export regulations.

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The FDA, the EMA and other foreign regulatory authorities may require us to submit product samples of any lot of any approved 
product, together with the protocols showing the results of applicable tests, at any time. In some cases, regulators may prohibit us from 
distributing a lot or lots until it authorizes release. Deviations in the manufacturing process, including those affecting quality attributes 
and stability, may cause unacceptable changes in the product, resulting in lot failures or product recalls. Our third-party contract 
manufacturers have experienced lot failures resulting in product recalls of our COVID-19 vaccine. Lot failures have caused, and lot 
failures or product recalls in the future with respect to product produced by either our own or our third-party manufacturers’ facilities 
could cause, us and our strategic collaborators to delay clinical trials or product launches, which could harm our business, financial 
condition, results of operations and prospects.

We and our manufacturing partners also may encounter problems hiring and retaining the experienced scientific, quality control and 
manufacturing personnel needed to operate our manufacturing processes and operations or those of our manufacturing partners, which 
could result in delays in production or difficulties in maintaining compliance with applicable regulatory requirements. Additionally, 
we may not be able to control for or detect intentional sabotage or negligence by any employee or contractor.

Our PCV investigational medicine is uniquely manufactured for each patient using a novel, complex manufacturing process and 
we may encounter difficulties in production.

We custom design and manufacture PCVs that are unique and tailored specifically for each patient. Manufacturing unique lots of 
PCVs is susceptible to product loss or failure due to issues with:

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logistics associated with the collection of a patient’s tumor, blood or other tissue sample;
shipping such samples to a facility for genetic sequencing;
next generation sequencing of the tumor mRNA;
identification of appropriate tumor-specific mutations;
the use of a software program, including proprietary and open source components, which is hosted in the cloud and a part of 
our investigational medicine, to assist with the design of the patient-specific mRNA, which software must be maintained and 
secured;
effective design of the patient-specific mRNA that encodes for the required neoantigens;
batch specific manufacturing failures or issues that arise due to the uniqueness of each patient-specific batch;
quality control testing failures;
unexpected failures of batches placed on stability;
shortages or quality control issues with single-use assemblies, consumables or critical parts sourced from third-party vendors 
that must be changed out for each patient-specific batch;
significant costs associated with individualized manufacturing that may adversely affect our ability to continue development;
successful and timely manufacture and release of the patient-specific batch;
shipment issues encountered during transport of the batch to the patient site of care; and
the ability to define a consistent safety profile at a given dose when each participant receives a unique vaccine.

We have built and installed custom manufacturing equipment for PCVs that has been incorporated into a personalized vaccine unit in 
the MTC. This equipment may not function as designed, resulting in deviations in the drug product produced, which could lead to 
increased batch failure and the inability to supply patients enrolled in the clinical trial. Additionally, as we prepare for a potential 
Phase 3 trial for our PCV candidate, we anticipate an increase in manufacturing demand that will require significant additional 
investments. Some of the additional equipment that will be required will be custom made for us, which will lead to long lead times and 
expedited procurement to meet our timelines. In addition, it would take considerable time to scale up our facilities or build new 
facilities to meet any commercial demand if our PCV product is approved. This expansion or addition of new facilities could also lead 
to product comparability issues, which could further delay introduction of new capacity.

Because our PCVs are manufactured for each individual patient, we are required to maintain a chain of identity with respect to each 
patient’s tissue sample, sequence data derived from such tissue sample, results of analysis of such patient’s genomic analysis and the 
custom manufactured product for each patient. Maintaining such a chain of identity is difficult and complex, and failure to do so has 
resulted and may in the future result in product mix up, adverse patient outcomes, loss of product or regulatory action including 
withdrawal of any approved products from the market. Further, as our PCV is developed through early-stage clinical trials to later-
stage clinical trials towards approval and commercialization, we expect that multiple aspects of the complicated collection, analysis, 
manufacture and delivery process will be modified in an effort to optimize processes and results. These changes may not achieve the 
intended objectives, and any of these changes could cause our PCVs to perform differently than we expect, potentially affecting the 
results of clinical trials.

Risks related to our reliance on third parties

We are dependent on single-source suppliers for some of the components and materials used in, and the processes required to 
develop, our products, development candidates and investigational medicines.

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We depend on single-source suppliers for some of the components and materials used in, and manufacturing processes required to 
develop and commercialize, our COVID-19 vaccines, development candidates and investigational medicines. We cannot ensure that 
these suppliers will remain in business, have sufficient capacity or supply to meet our needs, or that they will not be purchased by one 
of our competitors or another company that will cease working with us. Our use of single-source suppliers exposes us to several risks, 
including disruptions in supply, price increases or late deliveries. Any disruption in supply could lead to supply delays or interruptions 
that would damage our business, financial condition, results of operations and prospects.

There are, in general, few alternative sources of supply for substitute components. If we have to switch to a replacement supplier, the 
manufacture and delivery of our products, development candidates or investigational medicines could be interrupted for an extended 
period. Establishing additional or replacement suppliers for any of the components or processes used in our products or investigational 
medicines, if required, may not be accomplished quickly, if at all. Any replacement supplier would need to be qualified and may 
require additional regulatory authority approval, resulting in further delay. Any interruption or delay in the supply of components or 
materials, or our inability to obtain components or materials from alternate sources at acceptable prices in a timely manner, could 
impair our ability to meet the demand for our investigational medicines. Additionally, as part of the FDA’s approval of our 
investigational medicines, the FDA will review the manufacturing processes and facilities of our single-source suppliers.

We have entered into, and in the future may enter into, strategic alliances with third parties for the development and 
commercialization of our and their products, development candidates and investigational medicines. If these strategic alliances are 
not successful, our business could be adversely affected.

We have entered into strategic alliances with collaborators that have provided, and may in the future provide, funding and other 
resources for developing, manufacturing and commercializing our investigational medicines. Additionally, we have entered into, and 
expect to enter into future, strategic alliances where we agree to provide funding and other resources to third parties. Our existing and 
any future strategic alliances may pose a number of risks, including:

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strategic collaborators may not perform their obligations as expected;
the clinical trials conducted as part of such strategic alliance may not be successful;
strategic collaborators may not pursue development and commercialization of any investigational medicines that achieve 
regulatory approval or may elect not to continue or renew development or commercialization of programs based on clinical 
trial results, changes in the strategic collaborators’ focus or available funding or external factors, such as an acquisition, that 
divert resources or create competing priorities;
strategic collaborators may delay clinical trials, provide insufficient funding for clinical trials, stop a clinical trial, abandon an 
investigational medicine, repeat or conduct new clinical trials or require a new formulation of an investigational medicine for 
clinical testing;
strategic collaborators could develop, independently or with third parties, products that compete with our products or 
investigational medicines if such collaborators believe that competitive products are more likely to be successfully developed 
or can be commercialized on more economically attractive terms than ours;
products or investigational medicines developed in strategic alliances with us may be viewed by our collaborators as 
competitive with their own investigational medicines or products, which may cause them to cease to devote resources to 
development or commercialization;
a strategic collaborator with marketing and distribution rights to one or more of our products may commit insufficient 
resources to the marketing and distribution of any such product;
disagreements with strategic collaborators, including over proprietary rights, contract interpretation or the course of 
development of any investigational medicines, may cause delays or termination of the research, development or 
commercialization of such investigational medicines, lead to additional responsibilities for us with respect to such 
investigational medicines or result in litigation or arbitration, any of which would be time-consuming and expensive;
strategic collaborators may not properly maintain or defend our IP rights or may use our proprietary information in such a 
way as to invite litigation that could jeopardize or invalidate our IP or proprietary information;
disputes may arise with respect to the ownership of IP developed pursuant to our strategic alliances;
strategic collaborators may infringe the IP rights of third parties, exposing us to potential litigation and liability;
future relationships may require us to incur non-recurring and other charges, increase our near- and long-term expenditures, 
issue securities that dilute our existing stockholders or disrupt our management and business; and
our international operations through any future collaborations, acquisitions or joint ventures may expose us to certain 
operating, legal and other risks not encountered in the United States.

Our strategic collaborators generally may materially amend or terminate their agreements with us for convenience, which has 
happened in the past. If any collaboration agreement is terminated, we may not receive future research funding or milestone, earn-out 
royalty or other contingent payments and the development of our investigational medicines may be delayed. It may also be difficult to 
attract new strategic collaborators to continue development or commercialization of the applicable investigational medicine, and the 
perception of us in the business and financial communities could be adversely affected. All of the risks relating to product 
development, regulatory approval and commercialization described in this Annual Report on Form 10-K apply to the activities of our 
strategic collaborators.

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We may seek to establish additional strategic alliances and, if we are not able to establish them on commercially reasonable terms, 
we may have to alter our development and commercialization plans. Certain of our strategic alliance agreements may restrict our 
ability to develop certain products.

Our development programs and the potential commercialization of our development candidates and investigational medicines will 
require substantial additional cash to fund expenses. We may collaborate with pharmaceutical and biotechnology companies for the 
development and potential commercialization of some of our investigational medicines, and we face significant competition in seeking 
appropriate strategic collaborators. Our ability to establish additional strategic alliances will depend, among other things, on our 
assessment of the collaborator’s resources and expertise, the terms and conditions of the proposed strategic alliance and the proposed 
collaborator’s evaluation of a number of factors. Those factors may include the design or results of clinical trials, the likelihood of 
approval by the FDA or similar regulatory authorities outside the United States, the potential market for the subject investigational 
medicine, the costs and complexities of manufacturing and delivering such investigational medicine to trial participants, the potential 
of competing drugs, the existence of uncertainty with respect to our ownership of technology, which can exist if there is a challenge to 
such ownership without regard to the merits of the challenge and industry and market conditions generally. Any potential strategic 
collaborator may ultimately collaborate on alternative investigational medicines or technologies for similar indications rather than 
collaborate with us.

We are also restricted under our existing strategic alliance agreements from entering into agreements on certain terms with potential 
strategic collaborators to pursue other targets on our own. These restrictions on working with targets, polypeptides, routes of 
administration, and fields could limit our ability to enter into strategic collaborations with other collaborators or to pursue certain 
potentially valuable development candidates or investigational medicines.

Strategic alliances are complex and time-consuming to negotiate and document. If we cannot negotiate and enter into new strategic 
alliances on a timely basis, on favorable terms, or at all, we may need to curtail the development of the investigational medicine for 
which we are seeking to collaborate, reduce or delay its development program or one or more of our other development programs, 
delay its potential commercialization or reduce the scope of any sales or marketing activities, or increase our expenditures and 
undertake development or commercialization activities at our own expense.

We rely on and expect to continue to rely on third parties to conduct aspects of our research, preclinical studies, protocol 
development and clinical trials for our development candidates and investigational medicines. If these third parties do not perform 
satisfactorily, comply with regulatory requirements or meet expected deadlines, we may not be able to obtain regulatory approval 
for or commercialize our investigational medicines and our business could be substantially harmed.

We rely on third parties such as CROs to help manage certain preclinical work and our clinical trials, and on medical institutions, 
clinical investigators and CROs to assist in the design and review of, and to conduct, our clinical trials, including enrolling qualified 
patients. In addition, we engage third-party contractors and collaborators to support numerous other research, commercial and 
administrative activities, which reduces our control over these activities but does not relieve us of our responsibilities, such as ensuring 
that each of our clinical trials is conducted in accordance with its general investigational plan and protocols. Moreover, the FDA 
requires us to comply with GLPs and good clinical practices for conducting, recording and reporting the results of preclinical studies 
and clinical trials to assure that data and reported results are credible and accurate and that in the case of clinical trials the rights, 
integrity and confidentiality of trial participants are protected. Such standards will evolve and subject us and third parties to new or 
changing requirements.

If third parties do not successfully carry out their contractual duties or meet expected deadlines, we may need to replace them, which 
could cause a delay of the affected clinical trial, drug development program or applicable activity. If clinical trials are not conducted in 
accordance with our contractual expectations or regulatory requirements, action by regulatory authorities may significantly and 
adversely affect the conduct or progress of such trials or even require a clinical trial to be redone. Accordingly, our efforts to obtain 
regulatory approvals for and commercialize our drug candidates could be delayed. In addition, failure of any third-party contractor to 
conduct activities in accordance with our expectations could adversely affect the relevant research, development, commercial or 
administrative activity.

Risks related to our intellectual property

If we are not able to obtain and enforce patent protection for our discoveries and the intellectual property rights therein, or protect 
the confidentiality of our trade secrets, our ability to effectively compete using our development candidates will be harmed.

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Our success depends, in part, on our ability to protect proprietary methods and technologies that we develop under the patent and other 
IP laws of the United States and other countries, so that we can prevent others from unlawfully using our inventions and proprietary 
information. Because certain U.S. patent applications are confidential until the patents issue, third parties may have filed patent 
applications for technology covered by our pending patent applications without our being aware of those applications, and our patent 
applications may not have priority over those applications. In addition, publications of discoveries in the scientific literature often lag 
behind the actual discoveries, and patent applications in the United States and other jurisdictions are typically not published until 18 
months after filing, or in some cases not at all. Therefore, we cannot be certain that we were the first to make the inventions claimed in 
our patents or pending patent applications or that we were the first to file for patent protection of such inventions, including our 
COVID-19 vaccine. We therefore may be unable to secure desired patent rights, thereby losing exclusivity. Further, we may be 
required to obtain licenses under third-party patents to market our proposed products or conduct our research and development or 
other activities. If licenses are not available to us on favorable terms, we may not be able to market the affected products or conduct 
the desired activities.

The process of obtaining patent protection is expensive and time-consuming and our pending patent applications may not result in 
issued patents. Obtaining and maintaining our patent protection depends on compliance with various procedural, document 
submission, fee payment and other requirements imposed by governmental patent agencies, and our patent applications may fail to 
result in valid enforceable patents, or our patent protection could be reduced or eliminated, for non-compliance with these 
requirements. If we or our strategic collaborators fail to file and prosecute all necessary and desirable patent applications at a 
reasonable cost and in a timely manner, our business may be adversely affected.

Despite our and our strategic collaborators’ efforts to protect our proprietary rights, unauthorized parties may obtain and use 
information that we regard as proprietary. While issued patents are presumed valid, they may not survive a validity challenge and 
could be held unenforceable. Any patents we have obtained, or obtain in the future, may be challenged, invalidated, adjudged 
unenforceable or circumvented by parties seeking to design around our IP. Also, third parties or the USPTO may commence 
interference proceedings involving our patents or patent applications. Any challenge to, finding of unenforceability or invalidation, or 
circumvention of, our patents or patent applications, would be costly, would require significant time and attention of our management, 
could reduce or eliminate royalty payments to us from third-party licensors and could have a material adverse impact on our business.

The standards that the USPTO and its foreign counterparts use to grant patents are not always applied predictably or uniformly and 
can change. Similarly, the ultimate degree of protection that will be afforded to biotechnology inventions, including ours, in the United 
States and foreign countries, remains uncertain and is dependent upon the scope of the protection decided upon by patent offices, 
courts and lawmakers. For example, the America Invents Act included a number of changes to the patent laws of the United States. If 
any of the enacted changes prevent us from adequately protecting our discoveries, including our ability to pursue infringers of our 
patents to obtain injunctive relief or for substantial damages, our business could be adversely affected. One major provision of the 
America Invents Act changed U.S. patent practice from a first-to-invent to a first-to-file system. If we fail to file an invention before a 
competitor files on the same invention, we no longer have the ability to provide proof that we were in possession of the invention prior 
to the competitor’s filing date, and thus would not be able to obtain patent protection for our invention. There is also no uniform, 
worldwide policy regarding the subject matter and scope of claims granted or allowable in pharmaceutical or biotechnology patents. In 
certain countries, for example, methods for the medical treatment of humans are not patentable.

Accordingly, we do not know the degree of future protection for our proprietary rights or the breadth of claims that will be allowed in 
any patents issued to us or to others. We also rely to a certain extent on trade secrets, know-how and technology, which are not 
protected by patents, to maintain our competitive position. We also rely on non-disclosure agreements and invention assignment 
agreements entered into with our employees, consultants and third parties. If any trade secret, know-how or other technology not 
protected by a patent were to be disclosed to or independently developed by a competitor, our business and financial condition could 
be materially adversely affected.

Failure to obtain and maintain all available regulatory exclusivities and broad patent scope and to maximize patent term restoration or 
extension on patents covering our products may lead to loss of exclusivity and early biosimilar entry resulting in a loss of market share 
or revenue.

In addition, we may choose not to enforce our IP rights in certain circumstances or for certain periods of time. For example, in March 
2022, we announced that we will not enforce our patents for COVID-19 vaccines against companies manufacturing in or for the Gavi 
COVAX Advance Market Commitment countries, provided that the manufactured vaccines are solely for use in the AMC 92 
countries. In addition, we are willing to license our IP for COVID-19 vaccines to manufacturers, but we may never enter into such 
licenses of our IP, and our business may be otherwise adversely impacted if we are unable to enforce our IP.

In August 2022, we filed patent infringement lawsuits against Pfizer and BioNTech in the United States, Germany and other 
jurisdictions, alleging that their COVID-19 vaccine Comirnaty® infringes patents we filed between 2010 and 2016 covering our 
foundational mRNA technology. We have invested billions of dollars in creating our patented mRNA platform, which is integral to the 
development of our mRNA medicines. We expect to expend substantial financial and managerial resources pursuing this litigation and 
defending against counterclaims filed by Pfizer and BioNTech, and the ultimate outcome of the litigation is uncertain.

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Uncertainty over IP in the pharmaceutical and biotechnology industry has been the source of litigation and other disputes, which 
is inherently costly and unpredictable and can have adverse financial and freedom-to-operate consequences.

mRNA medicines are a relatively new scientific field and, as the field continues to mature, patent applications are being processed by 
national patent offices around the world. There is uncertainty about which patents will issue, and, if they do, as to when, to whom and 
with what claims. Litigation is ongoing over the underlying technology to mRNA vaccines. In addition to our ongoing litigation 
against Pfizer and BioNTech, CureVac has filed suit against BioNTech, Alnylam Pharmaceuticals has sued Pfizer and us and Acuitas 
Therapeutics has sued Arbutus Biopharma Corporation and Genevant Sciences. It is likely that there will continue to be significant 
litigation and other proceedings, such as patent infringement lawsuits, interference, reexamination and opposition proceedings, as well 
as inter-partes and post-grant-review proceedings introduced by provisions of the America Invents Act, in various patent offices 
relating to patent rights in the mRNA field.

We have issued patents and pending patent applications in the United States and in key markets around the world that claim many 
different methods, compositions and processes relating to the discovery, development, manufacture and commercialization of mRNA 
medicines and our delivery technology, including LNPs. An opposition has been filed against one of our European platform patents 
covering uridine-modified mRNAs, and we expect that further oppositions will be filed in the European Patent Office (EPO) and 
elsewhere relating to patents and patent applications in our portfolio. In many cases, the possibility of appeal exists for either us or our 
opponents, and it may be years before final, unappealable rulings are made with respect to these patents in certain jurisdictions. The 
timing and outcome of these and other proceedings is uncertain and may adversely affect our business if we are not successful in 
defending the patentability and scope of our pending and issued patent claims. We cannot be certain that such patent will survive or 
that the claims will remain in the current form. Even if our rights are not directly challenged, disputes could lead to the weakening of 
our IP rights.

There are many issued and pending third-party patents that claim aspects of oligonucleotide and delivery technologies that we may 
need for our mRNA therapeutic and vaccine candidates or marketed products, including our COVID-19 vaccine. There are also many 
issued third-party patents that claim targeting genes or portions of genes that may be relevant for mRNA medicines we wish to 
develop. For example, there are issued and pending patent applications that may be asserted against us in a court proceeding or 
otherwise based upon the asserting party’s belief that we may need such patents for our mRNA therapeutic candidates. Thus, it is 
possible that one or more organizations hold patent rights to which we may need a license or which could be asserted against us. If 
those organizations refuse to license such patent rights on reasonable terms or a court rules that we need such patent rights that have 
been asserted against us and we are not able to obtain a license on reasonable terms, we may owe damages to such party, and may be 
unable to market products, including our COVID-19 vaccine, covered by such patents.

In certain instances, we have instituted and may in the future institute inter partes review proceedings against issued U.S. patents and 
opposition proceedings against European patents owned by third parties in the field of mRNA medicines. We have a number of these 
proceedings ongoing against third-party patents related to RNA vaccinations and mRNA delivery. If we are unsuccessful in 
invalidating such third-party patents, those third parties may attempt to assert those patents against investigational medicines that 
obtain regulatory approval, including our COVID-19 vaccine. As the biotechnology and pharmaceutical industries expand and more 
patents are issued, the risk increases that our development candidates may be subject to claims of infringement of the patent rights of 
third parties.

We are, and may in the future become, involved in patent litigation or other proceedings related to a determination of rights, we 
could incur substantial costs and expenses, substantial liability for damages or be required to stop our product development and 
commercialization efforts.

There may be third-party patents or patent applications with claims to materials, formulations, methods of manufacture or methods for 
treatment related to the use or manufacture of our investigational medicines, and third parties may assert that we are employing their 
proprietary technology without authorization. In addition, third parties may obtain patents in the future and claim that our technologies 
infringe upon these patents. If any third-party patents were held by a court of competent jurisdiction to cover the manufacturing 
process of any of our investigational medicines, any molecules formed during the manufacturing process or any final product itself, 
the holders of any such patents may obtain injunctive or other equitable relief, which could effectively block our ability to 
commercialize such investigational medicine unless we obtained a license under the applicable patents, or until such patents expire. 
Similarly, if any third-party patents were held by a court of competent jurisdiction to cover aspects of our formulations, processes for 
manufacture or methods of use, including combination therapy, the holders of any such patents may be able to block our ability to 
develop and commercialize the applicable investigational medicine unless we obtained a license or until such patent expires.

Defense of infringement and other claims, regardless of their merit, would involve substantial litigation expense and divert employee 
resources from our business. In the event of a successful claim of infringement against us, we may have to pay substantial damages, 
including treble damages and attorneys’ fees for willful infringement, pay royalties, redesign our infringing products or obtain one or 
more licenses from third parties, which may not be made available on commercially favorable terms, if at all, or may require 
substantial time and expense.

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In addition, any such licenses are likely to be non-exclusive and, therefore, our competitors may have access to the same technology 
licensed to us. If we fail to obtain a required license and are unable to design around a patent, we may be unable to effectively market 
some of our technology and products, which could limit our ability to generate revenues or achieve profitability, which could 
jeopardize our ability to sustain our operations. Moreover, we expect that a number of our collaborations will provide that royalties 
payable to us for licenses to our IP may be offset by amounts paid by our collaborators to third parties who have competing or superior 
IP positions in the relevant fields, which could result in significant reductions in our revenues from products developed through 
collaborations.

In addition, in connection with certain license and strategic alliance agreements, we have agreed to indemnify certain third parties for 
certain costs incurred in connection with litigation relating to IP rights or the subject matter of the agreements. The cost to us of any 
litigation or other proceeding relating to IP rights, even if resolved in our favor, could be substantial, and litigation would divert our 
management’s efforts. Some of our competitors may be able to sustain the costs of complex patent litigation more effectively than we 
can because they have substantially greater resources. Uncertainties resulting from the initiation and continuation of any litigation 
could delay our research, development and commercialization efforts and limit our ability to continue our operations.

If third-party owners of any patent rights that we license do not properly or successfully obtain, maintain or enforce the patents 
underlying such licenses, our competitive position and business prospects may be harmed.

We may become a party to licenses that give us rights to third-party IP that is necessary or useful for our business. In such a case, our 
success may depend in part on the ability of our licensors to obtain, maintain and enforce patent protection for our licensed IP. Our 
licensors may not successfully prosecute the patent applications we license. Even if patents issue in respect of these patent 
applications, our licensors may fail to maintain these patents, may determine not to pursue litigation against other companies that are 
infringing these patents or may pursue such litigation less aggressively than we would. Without protection for the IP we license, other 
companies might be able to offer substantially identical products for sale, which could adversely affect our competitive business 
position and harm our business prospects. In addition, we sublicense our rights under various third-party licenses to our strategic 
collaborators. Any impairment of these sublicensed rights could result in reduced revenues under our strategic alliance agreements or 
result in termination of an agreement by one or more of our strategic collaborators.

If we fail to comply with our obligations in the agreements under which we license IP rights from third parties or otherwise 
experience disruptions to our business relationships with our licensors, we could lose license rights that are important to our 
business.

We license IP, which involves complex legal, business and scientific issues and is complicated by the rapid pace of scientific 
discovery in our industry. We are a party to certain IP license agreements and expect to enter into additional license agreements in the 
future. Our existing license agreements impose, and we expect that future license agreements will impose, various diligence, milestone 
payment, royalty and other obligations on us. If we fail to comply with our obligations under these agreements, or we are subject to a 
bankruptcy, the licensor may have the right to terminate the license, in which event we would not be able to market products covered 
by the license and may be subject to additional liabilities.

In certain cases, we control the prosecution of patents resulting from licensed technology. In the event we breach any of our 
obligations related to such prosecution, we may incur significant liability to our strategic collaborators. Disputes may arise regarding 
IP subject to a licensing agreement, including:

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the scope of rights granted under the license agreement and other interpretation-related issues;
whether our technology and processes that are not subject to the licensing agreement infringe on IP of the licensor;
the sublicensing of patent and other rights under our collaborative development relationships;
our diligence obligations under the license agreement and what activities satisfy those diligence obligations;
the ownership of inventions and know-how resulting from the joint creation or use of IP by our licensors and us and our 
strategic collaborators; and
the priority of invention of patented technology.

If disputes over IP that we have licensed prevent or impair our ability to maintain our current licensing arrangements on favorable 
terms, we may be unable to successfully develop and commercialize the affected development candidates or investigational medicines. 
We are generally also subject to all of the same risks with respect to protection of IP that we license as we are for IP that we own. If 
we or our licensors fail to adequately protect this IP, our ability to commercialize products could suffer.

We may be subject to claims that our employees, consultants or independent contractors have wrongfully used or disclosed 
confidential information of third parties or that our employees have wrongfully used or disclosed alleged trade secrets of their 
former employers.

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We employ individuals who were previously employed at universities or other biotechnology or pharmaceutical companies, including 
our competitors or potential competitors. From time to time, we are subject to claims that we or our employees, consultants or 
independent contractors, have inadvertently or otherwise used or disclosed IP, including trade secrets or other proprietary information, 
of third parties, including our employees’ former employers. Litigation may be necessary to defend against these claims. If we fail in 
defending any such claims, in addition to paying monetary damages, we may lose valuable IP rights or personnel, which could 
adversely impact our business. Even if we are successful in defending against such claims, litigation could result in substantial costs 
and be a distraction to management and other employees.

We may be subject to claims challenging the inventorship or ownership of our patents and other IP.

We may be and have been subject to claims that former employees, collaborators or other third parties have an ownership interest in 
our patents or other IP. Ownership disputes may arise, for example, from conflicting obligations of consultants or others who are 
involved in developing our development candidates. Litigation may be necessary to defend against these and other claims challenging 
inventorship or ownership. If we fail in defending any such claims, in addition to paying monetary damages, we may lose valuable IP 
rights, including exclusive ownership of, or right to use, valuable IP. Such an outcome could have a material adverse impact on our 
business. Even if we are successful in defending against such claims, litigation could result in substantial costs and distract 
management and other employees, and could impact or patenting strategy.

Changes in U.S. patent and regulatory law could impair our ability to protect our products.

Our success is heavily dependent on IP, particularly patents. Obtaining and enforcing patents in the biotechnology industry involve 
both technological and legal complexity, and the process is costly, time-consuming and inherently uncertain. In addition, the United 
States has enacted and is implementing wide-ranging patent reform legislation. Recent U.S. Supreme Court rulings have narrowed the 
scope of patent protection available in certain circumstances and weakened the rights of patent owners in certain situations. These 
rulings have increased uncertainty with regard to our ability to obtain patents in the future, as well as with respect to the value of 
patents, once obtained. Depending on decisions by the U.S. Congress, the federal courts, and the USPTO, the laws and regulations 
governing patents could change in unpredictable ways that would weaken our ability to obtain new patents or to enforce our existing 
patents and patents that we might obtain in the future. See “—Risks related to our pipeline, product development and regulatory 
review—Our investigational medicines may face competition from biosimilars approved through an abbreviated regulatory pathway.”

We may not be able to protect our IP rights throughout the world.

Filing, prosecuting and defending patents on development candidates and investigational medicines in every country would be 
prohibitively expensive, and our foreign IP rights can be less extensive than those in the United States. In addition, the laws of some 
foreign countries do not protect IP rights to the same extent as U.S. federal and state laws. Consequently, we may not be able to 
prevent third parties from practicing our inventions in all countries outside the United States, or from selling or importing products 
made using our inventions in and into the United States or other jurisdictions. Competitors may use our technologies to develop their 
own products in jurisdictions where we have not obtained patent protection or may export infringing products to territories where we 
have patent protection, but enforcement is not as strong as in the United States. These products may compete with our products.

Many companies have encountered significant problems in protecting and defending IP rights in foreign jurisdictions. The legal 
systems of certain countries, particularly certain developing countries, do not favor the enforcement of patents, trade secrets and other 
IP protection, particularly those relating to biotechnology products, which could make it difficult for us to stop the infringement of our 
patents or marketing of competing products in violation of our proprietary rights generally. Proceedings to enforce our patent rights in 
foreign jurisdictions could result in substantial costs and divert our efforts and attention from other aspects of our business, could put 
our patents at risk of being invalidated or interpreted narrowly and our patent applications at risk of not issuing and could provoke 
third parties to assert claims against us. We may not prevail in any lawsuits that we initiate and the damages or other remedies 
awarded, if any, may not be commercially meaningful. Accordingly, our efforts to enforce our IP rights around the world may be 
inadequate to obtain a significant commercial advantage from the IP that we develop or license.

Additionally, many countries have compulsory licensing laws under which a patent owner may be compelled to grant licenses to third 
parties. As a result, in response to the COVID-19 pandemic, it is possible that certain countries may take steps to facilitate compulsory 
licenses that permit the distribution of a COVID-19 vaccine in those countries. In addition, many countries limit the enforceability of 
patents against government agencies or government contractors. In these countries, the patent owner may have limited remedies, 
which could materially diminish the value of the relevant patent rights. If we or any of our licensors is forced to grant a license to third 
parties with respect to any patents relevant to our business, our competitive position may be impaired, and our business, financial 
condition, results of operations and prospects may be adversely affected.

Our reliance on government funding and collaboration from governmental and quasi-governmental entities for certain of our 
programs adds uncertainty to our research and development efforts with respect to those programs and may impose requirements 
related to intellectual property rights and requirements that increase the costs of development, commercialization and production 
of any programs developed under those government-funded programs.

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The development of our Zika vaccine (mRNA-1893) is funded by BARDA and our COVID-19 vaccine was developed in 
collaboration with NIAID. BARDA has agreed to fund the advancement of our COVID-19 vaccine to FDA licensure. Contracts and 
grants funded by the U.S. government and its agencies, including our agreements funded by BARDA and DARPA and our 
collaboration with NIAID, include provisions that reflect the government’s substantial rights and remedies, many of which are not 
typically found in commercial contracts, including powers of the government to:

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terminate agreements, in whole or in part, for any reason or no reason;
reduce or modify the government’s obligations under such agreements without the consent of the other party;
claim rights, including IP rights, in products and data developed under such agreements;
audit contract-related costs and fees, including allocated indirect costs;
suspend the contractor or grantee from receiving new contracts pending resolution of alleged violations of procurement laws 
or regulations;
impose U.S. manufacturing requirements for products that embody inventions conceived or first reduced to practice under 
such agreements;
suspend or debar the contractor or grantee from doing future business with the government;
control and potentially prohibit the export of products;
pursue criminal or civil remedies under the False Claims Act, False Statements Act and similar remedy provisions specific to 
government agreements; and
limit the government’s financial liability to amounts appropriated by the U.S. Congress on a fiscal-year basis, thereby leaving 
some uncertainty about the future availability of funding for a program even after it has been funded for an initial period.

We may not have the right to prohibit the U.S. government from using certain technologies developed by us and we may not be able to 
prohibit third-party companies, including our competitors, from using those technologies in providing products and services to the 
U.S. government. The U.S. government generally takes the position that it has the right to royalty-free use of technologies that are 
developed under U.S. government contracts.

In addition, government contracts and grants, and subcontracts and subawards awarded in the performance of those contracts and 
grants, normally contain additional requirements that may increase our costs of doing business, reduce our profits and expose us to 
liability for failure to comply with these terms and conditions. These requirements include, for example:

specialized accounting systems unique to government contracts and grants;

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have been spent;
public disclosures of certain contract and grant information, which may enable competitors to gain insights into our research 
program; and

• mandatory socioeconomic compliance requirements, including labor standards, non-discrimination, and affirmative action 

programs and environmental compliance requirements.

Further, under these agreements we are subject to the obligations to and the rights of the U.S. government set forth in the Bayh-Dole 
Act of 1980 (Bayh-Dole Act). As a result, the U.S. government may have rights in certain inventions developed under these 
government-funded programs, including a non-exclusive, non-transferable, irrevocable worldwide license to use inventions for any 
governmental purpose. In addition, the U.S. government has the right to require us to grant exclusive, partially exclusive or 
nonexclusive licenses to any of these inventions to a third party if it determines that: (i) adequate steps have not been taken to 
commercialize the invention; (ii) government action is necessary to meet public health or safety needs; or (iii) government action is 
necessary to meet requirements for public use under federal regulations, also referred to as “march-in rights.” Any exercise of the 
march-in rights by the U.S. government could harm our competitive position, business, financial condition, results of operations and 
prospects. If the U.S. government exercises such march-in rights, we may receive compensation that is deemed reasonable by the U.S. 
government in its sole discretion, which may be less than what we might be able to obtain in the open market. IP generated under a 
government-funded program is also subject to certain reporting requirements, compliance with which may require us to expend 
substantial resources.

In addition, the U.S. government requires that any products embodying any invention generated through the use of U.S. government-
funding be manufactured substantially in the United States. The manufacturing preference requirement can be waived if the owner of 
the IP can show that it made reasonable but unsuccessful efforts to grant licenses on similar terms to potential licensees that would be 
likely to manufacture substantially in the United States or that under the circumstances domestic manufacture is not commercially 
feasible. This preference for U.S. manufacturers may limit our ability to contract with non-U.S. manufacturers for products covered by 
such IP.

As an organization, we are relatively new to government contracting and the related regulatory compliance obligations. If we fail to 
maintain compliance with those obligations, we may be subject to potential liability and to termination of our contracts.

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As a U.S. government contractor, we are subject to financial audits and other reviews by the U.S. government of our costs and 
performance on their contracts, as well as our accounting and general business practices related to these contracts. Based on the results 
of its audits, the government may adjust our contract-related costs and fees, including allocated indirect costs. We cannot assure you 
that future audits and reviews will not have a material adverse impact on our financial condition or results of operations.

Risks related to our financial condition and results of operations

We have a limited history of recognizing revenue from product sales and may be unable to achieve long-term sustainable 
profitability.

Before 2021, we incurred net losses in each year since our inception. Currently, our COVID-19 vaccines are our only commercial 
products. While preparations are underway for additional potential product launches, it will be years, if ever, before most of the 
candidates in our pipeline are ready for commercialization. Our ability to generate revenue and maintain profitability depends on our 
ability to successfully develop and obtain the regulatory approvals necessary to commercialize our products and investigational 
medicines.

We have incurred, and expect to continue to incur, significant costs associated with commercializing our COVID-19 vaccines and our 
clinical and preclinical development activities. We may be unable to achieve long-term sustainable profitability and may need 
additional funding to continue operations.

We anticipate that our expenses will increase substantially if and as we:

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continue or expand our research or development of our programs in preclinical development;
initiate additional preclinical, clinical or other studies for our development candidates and investigational medicines, 
including with collaborators;
continue to invest in our platform to conduct research to identify novel mRNA technology improvements, including to 
identify methods of mRNA delivery, such as improvements to our LNPs; 
change or add to internal manufacturing capacity or capability, or additional manufacturers or suppliers;
add additional infrastructure to our quality control and quality assurance groups to support our operations as we progress our 
investigational medicines toward commercialization;
attract and retain skilled personnel;
create additional infrastructure to support our product development and commercialization efforts, including new sites in the 
United States and abroad;
seek marketing approvals and reimbursement for our investigational medicines;
establish a sales, marketing and distribution infrastructure to commercialize any products;
acquire or in-license other development candidates, investigational medicines and technologies;

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experience any delays or encounter issues with any of the above.

Our quarterly and annual operating results may fluctuate. As a result, we may fail to meet or exceed the expectations of research 
analysts or investors, which could cause our stock price to decline and negatively impact our financing or funding ability, as well 
as negatively impact our ability to exist as a standalone company.

Our financial condition and operating results may fluctuate from quarter-to-quarter and year-to-year due to many factors, many of 
which are beyond our control. As such, a period-to-period comparison of our operating results may not be predictive of our future 
performance. In any particular quarter, our operating results could be below the expectations of securities analysts or investors, which 
could cause our stock price to decline. Our stock price could be affected by events not necessarily tied to our actual operating results, 
including recommendations by securities analysts, the timing of certain public disclosures by us, our collaborators or our competitors 
and our ability to accurately report our financial results in a timely manner. Other factors relating to our business that may contribute 
to these fluctuations include those described in these Risk Factors and elsewhere in this Annual Report on Form 10-K.

The investment of our cash, cash equivalents and investments is subject to risks which may cause losses and affect the liquidity of 
these investments.

As of December 31, 2022, we had approximately $18.2 billion in cash, cash equivalents and investments, which are subject to general 
credit, liquidity, market, inflation and interest rate risks. We may realize losses in the fair value of these investments. In addition, if our 
investments cease paying or reduce the amount of interest paid to us, our interest income would suffer. These and other market risks 
associated with our investment portfolio may adversely affect our results of operations, liquidity and financial condition.

Risks related to our business and operations

We may encounter difficulties in managing the development and expansion of our company, which could disrupt our operations.

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As of December 31, 2022, we had approximately 3,900 full-time employees in 17 countries, and we expect to continue to increase our 
employees and the scope of our operations. To manage this global expansion, we must continue to implement and improve our 
managerial, operational and financial systems, expand our facilities and recruit and train qualified personnel. Our management may 
need to divert significant attention away from our day-to-day activities to manage these development activities.

Successfully developing products for and fully understanding the regulatory and manufacturing pathways for the many therapeutic 
areas and diseases we seek to address requires significant depth of talent, resources and corporate processes to allow simultaneous 
execution across multiple areas. We may be unable to effectively manage this simultaneous execution and expansion of our operations 
or recruit and train qualified personnel, which could cause weaknesses in our infrastructure, give rise to operational mistakes, loss of 
business opportunities, loss of employees and reduced productivity among remaining employees. The physical expansion of our 
operations, including the construction of the Moderna Science Center in Cambridge, the expansion of our Norwood campus and the 
construction of manufacturing facilities overseas, may lead to significant costs and may divert financial resources from other projects, 
such as the development of our investigational medicines. If our management is unable to effectively manage our development and 
expansion, our financial performance and ability to commercialize our products may be affected negatively, and we may not be able to 
implement our business strategy.

We are subject to the risks of doing business outside of the United States.

Our business is subject to risks associated with doing business outside of the United States, and we have limited experience operating 
internationally. We are not permitted to market or promote any of our developmental candidates or investigational medicines before 
we receive regulatory approval or other authorization from an applicable authority, and we may never receive such approval. To 
obtain regulatory approval in various jurisdictions, we must comply with numerous regulatory requirements regarding safety and 
efficacy and governing, among other things, clinical trials, manufacturing, commercial sales, pricing and distribution of our 
developmental candidates and investigational medicines, and we may fail to obtain approval. We are rapidly expanding our global 
operations, establishing commercial subsidiaries and entering into arrangements to support the worldwide manufacture and 
distribution of our products, which is a complex task. For example, we are building regional manufacturing facilities and investing in 
research and development in several countries. Our business may be adversely affected by many factors associated with our expanding 
global business, including:

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efforts to develop an international commercial sales, marketing and supply chain and distribution organization, including 
efforts to mitigate longer accounts receivable collection times, longer lead times for shipping and potential language barriers; 
our customers’ ability to obtain reimbursement for our products in foreign markets;
our inability to directly control commercial activities because we rely on third parties;
different medical practices and customs in foreign countries affecting acceptance in the marketplace;
changes in a specific country’s or region’s political and cultural climate or economic condition;
an increased legal and compliance burden to establish, maintain and operate legal entities in foreign countries;
the burden of complying with complex and changing foreign regulatory, tax, accounting and legal requirements, including the 
European General Data Protection Regulation 2016/679 (GDPR);
the interpretation of contractual provisions governed by foreign laws in the event of a contract dispute, and the difficulty of 
effective enforcement of contractual provisions in local jurisdictions;
inadequate IP protection in foreign countries, and the existence of potentially relevant third-party IP rights;
trade-protection measures including trade restrictions, import or export licensing requirements such as Export Administration 
Regulations promulgated by the U.S. Department of Commerce and fines, penalties, or suspension or revocation of export 
privileges, the imposition of government controls and changes in tariffs;
the effects of applicable foreign tax structures and potentially adverse tax consequences; and
significant adverse changes in foreign currency exchange rates.

We are also subject to extensive federal, state and foreign anti-bribery regulations, including the U.S. Foreign Corrupt Practices Act 
(FCPA), the UK Bribery Act and similar laws in other countries. Compliance with the FCPA is expensive and difficult, particularly in 
countries where corruption is a recognized problem. Additionally, the FCPA presents particular challenges to the pharmaceutical 
industry because, in many countries, hospitals are operated by the government, and doctors and other hospital employees are 
considered foreign officials. Certain payments to hospitals in connection with clinical trials and other work have been deemed to be 
improper payments to government officials and have led to FCPA enforcement actions. Various laws, regulations and executive orders 
also restrict the use and dissemination outside the United States, or the sharing with certain non-U.S. nationals, of information 
classified for national security purposes, as well as certain products and technical data relating to those products. As we expand our 
presence outside the United States, we will need to dedicate additional resources to comply with these laws, and these laws may 
preclude us from developing, manufacturing or selling certain products and product candidates outside the United States, which could 
limit our growth potential and increase our development costs.

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We cannot guarantee that we, or our employees, consultants or third-party contractors, are or will be in compliance with all federal, 
state and foreign regulations regarding bribery and corruption. Moreover, our strategic collaborators and third-party contractors 
outside the United States may have inadequate compliance programs or fail to respect the laws and guidance of the territories where 
they operate, which may result in substantial civil and criminal penalties and suspension or debarment from government contracting. 
The SEC also may suspend or bar issuers from trading securities on U.S. exchanges for violations of the FCPA’s accounting 
provisions. Even if we are not determined to have violated these laws, government investigations typically require the expenditure of 
significant resources and generate negative publicity, which could adversely affect our business, financial condition and results of 
operations.

Our failure to upgrade and maintain our enterprise resource planning (ERP) system could adversely impact our business and 
results of operations.

We are upgrading our global ERP system to support our continued growth as a commercial operation. We expect to incur substantial 
costs in implementing our ERP system, and any disruptions or difficulties in implementing or using our system could adversely affect 
our controls, resulting in harm to our business, including our ability to forecast or make sales and collect our receivables. Significant 
delays in documenting, reviewing and testing our internal controls could cause our non-compliance with our SEC reporting 
obligations related to our management’s assessment of our internal control over financial reporting. Moreover, such disruptions or 
difficulties could result in unanticipated costs and diversion of management’s attention.

Our success depends on our ability to retain key employees, consultants and advisors and to attract, retain and motivate qualified 
personnel.

Our ability to compete in the highly competitive biotechnology and pharmaceutical industries depends on our ability to attract and 
retain highly qualified managerial, scientific, technical, quality-control, manufacturing, medical, regulatory and commercial personnel. 
The turnover rate in our industry is high. In addition to competition from other companies, we compete with academic institutions for 
individuals with certain skill sets. In some instances, failure to attract and retain personnel could result in delays in production or 
difficulties in maintaining compliance with regulatory requirements. In addition, adverse publicity, including as the result of failure to 
succeed in preclinical studies or clinical trials or applications for marketing approval, may make it difficult to recruit and retain 
qualified personnel.

We are highly dependent on members of our management and scientific teams. Each of our executive officers and employees, 
including key scientists and clinicians, are employed “at will,” meaning we or they may terminate the employment relationship at any 
time. The loss of any of these persons’ services may adversely impact the achievement of our research, development, financing and 
commercialization objectives. We do not have “key person” insurance on any of our employees. Several of our key employees, 
including executives, have been with us for a long period of time, and have valuable, fully vested stock options or other long-term 
equity incentives. We may not be able to retain these employees due to the competitive environment in the biotechnology industry, 
particularly in Cambridge, Massachusetts.

In addition, we rely on consultants, contractors and advisors, including scientific and clinical advisors, to help us formulate our 
research and development, regulatory approval, manufacturing and commercialization strategies. These individuals may be employed 
by other employers and may have commitments under contracts with others that limit their availability to us. The loss of the services 
of these individuals might impede the achievement of our research, development, regulatory approval, manufacturing and 
commercialization objectives.

If we cannot maintain our corporate culture, we could lose the innovation, teamwork and passion that we believe contribute to our 
success, and our business may be harmed.

We invest substantial time and resources in building and maintaining our culture and developing our personnel; however, as we 
continue to expand, it may be increasingly difficult to maintain our culture. The dramatic growth of our workforce, coupled with 
recent shifts in workplace and workstyle, increase the risk of our ability to maintain culture. Any failure to preserve our culture could 
negatively affect our future success, including our ability to retain and recruit personnel and to effectively pursue our strategic plans.

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Our internal computer systems and physical premises, or those of third parties with which we share sensitive data or information, 
may fail or suffer security breaches, including from cybersecurity incidents, which could materially disrupt our product 
development programs and manufacturing operations.

Our internal computer systems and infrastructure and those of our strategic collaborators, vendors, contractors, consultants or 
regulatory authorities with whom we share confidential, protected or sensitive data or information, or upon which our business relies, 
are vulnerable to damage from computer viruses, unauthorized access, misuse, natural disasters (which may become more frequent in 
the future as a result of climate change), terrorism, cybersecurity threats, war and telecommunication and electrical failures, as well as 
security compromises or breaches, which may compromise our systems, infrastructure, data or that of our strategic collaborators, 
vendors, contractors, consultants or regulatory authorities with whom we share confidential, protected or sensitive data or information 
or upon which our business relies, or lead to data compromise, misuse, misappropriation or leakage. We have experienced, and may 
experience additional, cyber-attacks on our information technology systems and infrastructure by threat actors of all types (including 
nation states, criminal enterprises, individual actors or advanced persistent threat groups). In addition, we may experience intrusions 
on our physical premises by these threat actors. In addition to extracting sensitive information, such attacks could include the 
deployment of harmful malware, ransomware, digital extortion, business email compromise and denial-of-service attacks, social 
engineering and other means to affect serve reliability and threaten the confidentiality, integrity and availability of information, 
systems or infrastructure. If any such cyber-attack or physical intrusion against us or our strategic collaborators, vendors, contractors, 
consultants or regulatory authorities with whom we share confidential, protected or sensitive data or information, or upon which our 
business relies, were to result in a loss of or damage to our data, systems or infrastructure, or interrupt our operations, such as a 
material disruption of our development programs or our manufacturing operations, or due to a loss of any of our proprietary 
information, it would have a material adverse effect on us. For example, the loss of clinical trial data could delay our regulatory 
approval efforts and increase our costs to recover or reproduce the data. In addition, because we run multiple clinical trials in parallel, 
any breach of our computer systems or infrastructure or physical premises may result in a loss of data or compromised data integrity 
across multiple programs in many stages of development. Our cybersecurity liability insurance may not cover all damages we would 
sustain based on any breach or compromise of our computer security protocols or cybersecurity attack.

Any data breach, security incident or compromise of confidential, protected or personal information, including any clinical trial 
participant personal data, may also subject us to civil fines and penalties, litigation, regulatory investigations or enforcement actions, 
or claims for damages under the GDPR and relevant member state law in the EU, other foreign laws, and the federal Health Insurance 
Portability and Accountability Act of 1996 (HIPAA), and other relevant state and federal privacy laws in the United States including 
the California Consumer Privacy Act, as amended by the California Privacy Rights Act (the CCPA). We have from time to time 
received information that companies working on vaccine research and development may be a particular focus for those planning 
cyberattacks, including by nation states and affiliated cyber actors. To the extent that any disruption or security compromise incident 
or breach were to result in a loss of, or damage to, our data, systems, infrastructure or applications, or inappropriate use or disclosure 
of confidential or proprietary information, including information related to the research and manufacturing of our products, we could 
incur liability, our competitive and reputational position could be harmed and the further development and commercialization of our 
investigational medicines could be delayed. With respect to potential liability for security incidents or breaches involving personal 
information, the CCPA is of particular concern since it provides for a private right of action for certain personal information breaches.

We may use our financial and human resources to pursue a particular research program or investigational medicine and fail to 
capitalize on programs or investigational medicines that may be more profitable or for which there is a greater likelihood of 
success.

We pursue and fund the development of selected research programs or investigational medicines and may choose to forego or delay 
pursuit of other opportunities that could later prove to have greater commercial potential. For example, we have focused a significant 
amount of resources on our COVID-19 vaccines and other respiratory programs, for which preparations are underway for multiple 
vaccine launches. Additionally, we are increasing our investments in production capacity for our PCV program. Our resource 
allocation decisions, or our contractual commitments to provide resources to our strategic collaborators, may cause us to fail to 
capitalize on certain commercial products or profitable market opportunities. Our spending on research and development programs for 
investigational medicines may not yield commercially viable products. If we do not accurately evaluate the commercial potential or 
target market for a particular investigational medicine, we may relinquish valuable rights to that investigational medicine through a 
strategic alliance, licensing or other royalty arrangements in cases where it would have been more advantageous for us to retain sole 
development and commercialization rights, or we may allocate internal resources to an investigational medicine in a therapeutic area 
in which it would have been more advantageous to enter into a strategic alliance.

If we are not successful in discovering, developing and commercializing additional products, our ability to expand our business 
and achieve our strategic objectives would be impaired.

A key element of our strategy is to discover, develop and commercialize products beyond our current portfolio to treat various 
conditions and in a variety of therapeutic areas. We intend to do so by investing in our drug discovery efforts, exploring potential 
strategic alliances for the development of new products and in-licensing technologies. Identifying new investigational medicines 
requires substantial technical, financial and human resources. We may fail to identify promising investigational medicines and, even if 
we do identify such medicines, we may fail to successfully develop and commercialize products for many reasons, which would 
impair our potential for growth.

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Our business could be harmed if we suffer damage to our reputation, including as a result of a product recall.

The FDA and similar foreign regulators could require the recall of our commercial products. In the case of the FDA, the authority to 
require a recall of a biologic product must be based on an FDA finding that a batch, lot or other quantity of the biologic product 
presents an imminent or substantial hazard to the public health. In addition, foreign governmental bodies may require the recall of any 
investigational medicine in the event of material deficiencies or defects in design or manufacture. Manufacturers may, under their own 
initiative, recall a product if any material deficiency in a product is found. A government-mandated or voluntary recall by us or our 
strategic collaborators could occur as a result of manufacturing errors, design or labeling defects or other deficiencies and issues, as 
occurred with the recall of certain batches of our COVID-19 vaccine shipped to Japan that were found to contain foreign particulate. 
Recalls of any of our products would divert managerial and financial resources and adversely affect our financial condition and results 
of operations. A recall announcement could harm our reputation and negatively affect our sales. Our reputation could be further 
impacted by public discourse regarding our business and the perception of our business strategy.

Product liability lawsuits against us could cause us to incur substantial liabilities and limit commercialization of any product or 
investigational medicine that we may develop, such as our COVID-19 vaccine.

We are exposed to product liability risk related to the development, testing, manufacturing and marketing of our COVID-19 vaccines 
and our investigational medicines in clinical trials. Product liability claims and related cross-claims and claims for indemnification 
may be brought against us by patients, healthcare providers or others using, prescribing, selling or otherwise coming into contact with 
our COVID-19 vaccines or investigational medicines. For example, we may be sued if any product or investigational medicine 
allegedly causes injury or is found to be otherwise unsuitable during clinical trials, manufacturing or, if approved, marketing, sale or 
commercial use. If we cannot successfully defend ourselves against such claims, we could incur substantial liabilities.

We could also face product liability claims relating to the worsening of a patient’s condition, injury or death alleged to have been 
caused by our COVID-19 vaccines or investigational medicines. Any such claims may include allegations of defects in manufacturing 
or design, a failure to warn of dangers inherent in the product, including as a result of interactions with alcohol or other drugs, 
knowledge of risks, negligence, strict liability and a breach of warranties. Claims could also be asserted under state consumer 
protection acts. Such claims might not be fully covered by product liability insurance. For any marketed products, product liability 
claims could result in an FDA investigation of the safety and effectiveness of our products, our manufacturing processes and facilities 
or our marketing programs, and potentially a recall of our products or more serious enforcement action, limitations on the approved 
indications for which they may be used, suspension or withdrawal of approvals or license revocation. Regardless of the merits or 
eventual outcome, liability claims may cause decreased demand for our products, injury to our reputation and significant negative 
media attention, costs to defend the related litigation, withdrawal of clinical trial participants, loss of revenue, a diversion of 
management’s time and our resources, substantial monetary awards to trial participants, patients or their family members, payments to 
indemnify clinical trial sites and other clinical trial partners and a decline in our stock price. On occasion, large judgments have been 
awarded in individual, mass tort and class-action lawsuits based on drugs or medical treatments that had unanticipated adverse effects.

With respect to our COVID-19 vaccines, although the U.S. and certain foreign governments have contractually agreed to indemnify us 
or make statutory immunity available to us, such indemnification or statutory immunity may be unavailable to cover potential claims 
or liabilities resulting from the research, development, manufacture, distribution or commercialization of the vaccine. Additionally, 
other foreign governments that we contract with in the future may not provide us with similar contractual indemnity or statutory 
immunity, and we will not have the benefit of such indemnities or immunities in the future as the COVID-19 market transitions to a 
commercial market in the United States and elsewhere. Substantial claims arising from the vaccine outside the scope of or in excess of 
U.S. or foreign government indemnity or statutory immunity could harm our financial condition and operating results. Moreover, any 
adverse event or injury for which we are liable, even if fully covered under an indemnity or immunity, could negatively affect our 
reputation.

We may be unable to maintain our product liability insurance coverage at a reasonable cost or in sufficient amounts to protect us 
against losses due to liability. If the costs of maintaining adequate insurance coverage increase significantly in the future, our 
operating results could be materially adversely affected. Likewise, if insurance coverage should become unavailable to us or become 
economically impractical, we would be required to operate our business without indemnity from commercial insurance providers. 
Additionally, even if we maintain insurance coverage for a type of liability, a particular claim may not be covered if it is subject to a 
coverage exclusion or we do not otherwise meet the conditions for coverage. If we operate our business with inadequate insurance, we 
could be responsible for paying claims or judgments against us, which could adversely affect our results of operations or financial 
condition.

Federal legislation and actions by federal, state and local governments may permit reimportation into the United States of drugs 
from foreign countries where the drugs are sold at lower prices, which could materially adversely affect our operating results.

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We may face competition in the United States for our products from therapies sourced from foreign countries with price controls on 
pharmaceutical products. For example, in October 2020, the FDA published a final rule that would allow for the importation of certain 
prescription drugs from Canada, where there are government price controls. Since the issuance of the final rule, several industry 
groups filed a joint federal lawsuit requesting injunctive relief to prevent the rule from taking effect and challenging multiple aspects 
of the final rule. This litigation was dismissed in February 2023 for lack of standing, and the market implications of the final rule are 
currently unknown, but legislation or regulations allowing the reimportation of drugs, if enacted, could decrease the price we receive 
for any products we may develop and adversely affect our future revenues and potential profitability.

Healthcare legislative reform discourse and potential or enacted measures may have a material adverse impact on our business 
and results of operations and legislative or political discussions surrounding the desire for and implementation of pricing reforms 
may adversely impact our business.

In the United States, federal and state legislatures, health agencies and third-party payors continue to focus on containing the cost of 
health care. Legislative and regulatory proposals, enactments to reform health care insurance programs and increasing pressure from 
social sources could significantly influence the manner in which our products, if approved, are prescribed and purchased. For example, 
provisions of the ACA have resulted in changes in the way health care is paid for by both governmental and private insurers, including 
increased rebates owed by manufacturers under the Medicaid Drug Rebate Program, annual fees and taxes on manufacturers of certain 
branded prescription drugs, the requirement that manufacturers participate in a discount program for certain outpatient drugs under 
Medicare Part D and the expansion of the number of hospitals eligible for discounts under Section 340B of the PHSA. Additionally, 
the Inflation Reduction Act of 2022 includes several provisions such as drug pricing controls and Medicare redesign that are likely to 
impact our business to varying degrees, but its ultimate effect on our business and the healthcare industry in general is not yet known. 
See “Business—Government Regulation—Current and future healthcare reform legislation.”

We may face uncertainties as a result of efforts to repeal, substantially modify or invalidate some or all of the provisions of the ACA. 
There is no assurance that the ACA, as currently enacted or as amended in the future, will not adversely affect our business and 
financial results, and we cannot predict how future federal or state legislative or administrative changes relating to healthcare reform 
will affect our business.

There is increasing public attention on the costs of prescription drugs and there have been, and are expected to continue to be, 
legislative proposals to address prescription drug pricing, which could have significant effects on our business. These actions and the 
uncertainty about the future of the ACA and healthcare laws may put downward pressure on pharmaceutical pricing and increase our 
regulatory burdens and operating costs.

There is also significant economic pressure on state budgets, including as a result of the COVID-19 pandemic, that may result in states 
increasingly seeking to achieve budget savings through mechanisms that limit coverage or payment for drugs. In recent years, some 
states have considered legislation and ballot initiatives that would control the prices of drugs, including laws to allow importation of 
pharmaceutical products from lower cost jurisdictions outside the United States and laws intended to impose price controls on state 
drug purchases. State Medicaid programs are increasingly requesting manufacturers to pay supplemental rebates and requiring prior 
authorization by the state program for use of any drug for which supplemental rebates are not being paid. Government efforts to 
reduce Medicaid expenses may lead to increased use of managed care organizations by Medicaid programs. This may result in 
managed care organizations influencing prescription decisions for a larger segment of the population and a corresponding limitation 
on prices and reimbursement for our products, if approved.

In the EU and some other international markets, the government provides health care at low cost to consumers and regulates 
pharmaceutical prices, patient eligibility or reimbursement levels to control costs for the government-sponsored health care system. 
Many countries have announced or implemented measures, and may in the future implement new or additional measures, to reduce 
health care costs to limit the overall level of government expenditures. These measures vary by country and may include, among other 
things, patient access restrictions, suspensions on price increases, prospective and possible retroactive price reductions and other 
recoupments and increased mandatory discounts or rebates, recoveries of past price increases and greater importation of drugs from 
lower-cost countries. These measures may adversely affect our revenues and results of operations.

We are subject, directly or indirectly, to federal and state healthcare fraud and abuse laws and false claims laws. If we cannot 
comply, or have not fully complied, with such laws, we could face substantial penalties.

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Healthcare providers, physicians and third-party payors in the United States and elsewhere play a primary role in the recommendation 
and prescription of pharmaceutical products. Arrangements with third-party payors and customers can expose pharmaceutical 
manufacturers to broadly applicable fraud and abuse and other healthcare laws and regulations, which may constrain the business or 
financial arrangements and relationships through which such companies sell, market and distribute pharmaceutical products. In 
particular, the promotion, sales and marketing of healthcare items and services, as well as a wide range of pricing, discounting, 
marketing and promotion, structuring and commission(s), certain customer incentive programs and other business arrangements, are 
subject to extensive laws designed to prevent fraud, kickbacks, self-dealing and other abusive practices. These laws and regulations 
may restrict or prohibit a wide range of pricing, discounting, marketing and promotion, structuring and commission(s), certain 
customer incentive programs and other business arrangements generally. Activities subject to these laws also involve the improper use 
of information obtained in the course of patient recruitment for clinical trials. See “Business—Government Regulation—Other 
healthcare laws.”

The scope and enforcement of each of these laws is uncertain and subject to rapid change in the current environment of healthcare 
reform, especially in light of the lack of applicable precedent and regulations. Ensuring business arrangements comply with applicable 
healthcare laws, as well as responding to possible investigations by government authorities, is time- and resource-consuming and can 
divert a company’s attention from the business. If our operations are found to violate any of these laws or any other regulations that 
apply to us, we may be subject to significant sanctions, including civil, criminal and administrative penalties, damages, fines, 
disgorgement, imprisonment, reputational harm, exclusion from participation in federal and state funded healthcare programs, 
contractual damages and the curtailment or restricting of our operations, as well as additional reporting obligations and oversight if we 
become subject to a corporate integrity agreement or other agreement to resolve allegations of non-compliance. Furthermore, if any 
physician or other healthcare provider or entity with whom we do business is found to be not in compliance with applicable laws, they 
may be subject to similar penalties. Any action for violation of these laws, even if successfully defended, could cause us to incur 
significant legal expenses and divert management’s attention from the operation of the business. In addition, the approval and 
commercialization of any product candidate we develop outside the United States will subject us to foreign healthcare laws.

The provision of benefits or advantages to physicians to induce or encourage the prescription, recommendation, endorsement, 
purchase, supply, order or use of medicinal products is prohibited in the EU and the UK. The provision of benefits or advantages to 
induce or reward improper performance generally is also governed by the national anti-bribery laws of EU Member States, and the 
Bribery Act 2010 in the UK. Infringement of these laws could result in substantial fines and imprisonment. The EU Directive 
(2001/83/EC, as amended) governing medicinal products for human use provides that, where medicinal products are being promoted 
to persons qualified to prescribe or supply them, no gifts, pecuniary advantages or benefits in kind may be supplied, offered or 
promised to such persons unless they are inexpensive and relevant to the practice of medicine or pharmacy. This provision has been 
transposed into the Human Medicines Regulations 2012 and so remains applicable in the UK despite its departure from the EU.

Payments made to physicians in certain EU Member States must be publicly disclosed. Moreover, agreements with physicians often 
are the subject of prior notification and approval by the physician’s employer, his or her competent professional organization, or the 
regulatory authorities of the individual EU Member States. These requirements are provided in the national laws, industry codes or 
professional codes of conduct, applicable in the EU Member States. Failure to comply with these requirements could result in 
reputational risk, public reprimands, administrative penalties, fines or imprisonment.

We are subject to various and evolving laws and regulations governing the privacy and security of personal data, and our failure to 
comply could adversely affect our business, result in fines or criminal penalties and damage our reputation.

Privacy and data security have become significant issues in the United States, Europe and many other jurisdictions where we operate 
or collect personal information. We are subject to data privacy and security laws and regulations in various jurisdictions that apply to 
the collection, storage, use, sharing and security of personal data, including health information, and impose significant compliance 
obligations. In addition, numerous other federal and state laws, including state security breach notification laws, state health 
information privacy laws and federal and state consumer protection and privacy laws, govern the collection, use, disclosure and 
security of personal information. The legislative and regulatory landscape for privacy and data protection continues to evolve and 
receive increased focus.

The GDPR imposes stringent obligations on us with respect to our processing and the cross-border transfer of personal data, including 
higher standards of obtaining consent, more robust transparency requirements, data breach notification requirements, requirements for 
contractual language with our data processors and stronger individual data rights. Different EEA Member States have interpreted the 
GDPR differently and many have imposed additional requirements, adding to the complexity of processing personal data in the EEA. 
The GDPR also imposes strict rules on the transfer of personal data to countries outside the EEA that are not considered to provide 
“adequate” protection to personal data, including the United States, and permits data protection authorities to impose large penalties 
for violations. Compliance with the GDPR is a rigorous and time-intensive process that may increase our cost of doing business or 
require us to change our business practices. We could be subject to fines and penalties, litigation and reputational harm in connection 
with any activities falling within the scope of the GDPR.

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In the United States, California has passed the CCPA and Connecticut, Colorado, Utah and Virginia each passed their own 
comprehensive consumer privacy laws. In addition, numerous states and the federal government are actively considering proposed 
legislation governing the protection of personal data. Additionally, many foreign jurisdictions have passed data privacy legislation and 
others are considering various proposals for new privacy and data protection laws. Data privacy remains an evolving landscape at the 
domestic and international levels, with new laws and regulations being considered and coming into effect and continued legal 
challenges. We must devote significant resources to understanding and complying with the changing landscape in this area. Each law 
is also subject to various interpretations by courts and regulatory agencies, creating additional uncertainty, and we may fail to comply 
with the evolving data protection laws, which may expose us to risk of enforcement actions taken by authorities, private rights of 
action in some jurisdictions and potential significant penalties if we are found to be non-compliant. Some of these laws and regulations 
also carry the possibility of criminal sanctions. For example, we could be subject to penalties, including criminal penalties, if we 
knowingly obtain or disclose individually identifiable health information from a HIPAA-covered health care provider or research 
institution that has not complied with HIPAA’s requirements for disclosing such information. Furthermore, the number of government 
investigations related to data security incidents and privacy violations continues to increase and government investigations typically 
require significant resources and generate negative publicity, which could harm our business and our reputation.

The Clinical Trials Regulation (EU) No. 536/2014 (the Clinical Trial Regulation) and the EMA policy on publication of clinical data 
for medicinal products for human use both permit the EMA to publish clinical information submitted in MAAs. The ability of third 
parties to review or analyze data from our clinical trials may increase the risk of commercial confidentiality breaches and result in 
enhanced scrutiny of our clinical trial results. Such scrutiny could result in public misconceptions regarding our drugs and drug 
candidates. These publications could also result in the disclosure of information to our competitors that we might otherwise deem 
confidential, which could harm our business.

Our business has been, and may in the future be, adversely affected by outbreaks of epidemic, pandemic or other contagious 
diseases, including the COVID-19 pandemic. 

Certain of our clinical trials were adversely affected by the COVID-19 pandemic, resulting in paused enrollment or delayed site 
initiations. In the future, site initiation, participant recruitment and enrollment, participant dosing, distribution of clinical trial 
materials, study monitoring and data analysis could be paused or delayed due to changes in hospital or university policies, federal, 
state or local regulations or restrictions, prioritization of hospital resources toward pandemic efforts, travel restrictions, concerns for 
patient safety in a pandemic environment or other pandemic-related reasons. Future quarantines or travel limitations could impede 
participant movement, affect sponsor access to study sites or interrupt healthcare services, impairing our ability to conduct clinical 
trials. Such travel limitations could also create challenges and potential delays in our development and production activities, increasing 
the expense and timelines for producing our products and development candidates.

The COVID-19 pandemic has disrupted and may continue to disrupt the United States’ healthcare and healthcare regulatory systems. 
Such disruptions could divert healthcare resources away from, or materially delay the review or approval by the FDA and other 
regulatory agencies with respect to our clinical trials or product approvals, which could materially delay our clinical trials for 
development candidates or our commercial efforts.

We utilize third parties to, among other things, manufacture raw materials, components, parts and consumables, perform quality 
testing and ship our products.  Certain of our third-party manufacturers and suppliers have encountered, and may in the future 
encounter, delays in providing their services in response to an epidemic or pandemic. If we or any third parties in our supply chain are 
adversely impacted by restrictions resulting from an epidemic or pandemic, our supply chain may be disrupted, limiting our ability to 
manufacture and sell our products and manufacture investigational medicines for our clinical trials, as well as negatively impacting 
our research and development operations. In addition, delays and disruptions experienced by our strategic collaborators due to an 
epidemic or pandemic could adversely impact their ability to fulfill their obligations, which could affect the clinical development or 
regulatory approvals of development candidates and investigational medicines under joint development.

In addition, during a global health crisis, one or more government entities could take actions (such as via the Defense Production Act 
in the U.S.) that diminish our rights or economic opportunities with respect to our products. Our third-party service providers could be 
impacted by government-imposed restrictions on services they might otherwise offer. Any such action could cause us to experience 
delays in the development, production, distribution or export of our products and development candidates and increased expenses. 

Engaging in acquisitions, joint ventures or strategic collaborations may increase our capital requirements, dilute our stockholders, 
cause us to incur debt or assume contingent liabilities and subject us to other risks.

We may engage in acquisitions, joint ventures and collaborations, including licensing or acquiring complementary products, IP rights, 
technologies or businesses. Such transactions and relationships may entail numerous risks, including:

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increased operating expenses and cash requirements;
assimilation of operations, IP and products, including difficulties associated with integrating new personnel;
the diversion of management’s attention from our existing product programs and initiatives;
the loss of key personnel and uncertainties in our ability to maintain key business relationships;

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risks and uncertainties associated with the other party to such a transaction, including the prospects of that party and their 
existing products or investigational medicines and regulatory approvals; and
our inability to generate revenue from acquired technology or products sufficient to meet our objectives in undertaking the 
acquisition or even to offset the associated acquisition and maintenance costs.

If we undertake acquisitions, we may utilize cash, issue dilutive securities, assume or incur debt obligations, incur large one-time 
expenses and acquire intangible assets that could result in significant future amortization expense. Moreover, if we cannot locate 
suitable acquisition or strategic collaboration opportunities, our ability to grow or obtain access to technology or products that may be 
important to the development of our business may be impaired.

In the first quarter of 2023, we acquired OriCiro Genomics K.K., a pioneer in cell-free DNA synthesis and amplification technologies. 
We may fail to recognize the potential benefits of this acquisition or integrating OriCiro’s business into our own may prove more 
difficult or costly than anticipated.

The illegal distribution and sale by third parties of counterfeit or stolen versions of mRNA products, or the unauthorized donation 
or re-sale of mRNA products, could negatively impact our financial performance or reputation.

Third parties could illegally distribute and sell, especially online, counterfeit versions of mRNA products that do not meet the rigorous 
cGMP manufacturing and testing standards. Counterfeit medicines may contain harmful substances or the wrong dose, are frequently 
unsafe or ineffective and could be life-threatening. However, to distributors and users, counterfeit products may be visually 
indistinguishable from the authentic version.

Reports of adverse reactions to counterfeit products, increased levels of counterfeiting or unsafe mRNA products could materially 
affect patient confidence in our mRNA products. Adverse events caused by unsafe counterfeit or other non-mRNA products could 
mistakenly be attributed to our mRNA products. In addition, thefts of inventory at warehouses, plants or while in-transit, which are not 
properly stored and which are sold through unauthorized channels, could adversely impact patient safety, our reputation and our 
business. Public loss of confidence in the integrity in mRNA products as a result of counterfeiting, theft or improper manufacturing 
processes could have a material adverse effect on our business, results of operations and financial condition. Further, the unauthorized 
donation or resale of our product could adversely affect our ability to sell in a particular territory, and have other adverse effects on our 
business, results of operations and financial condition.

Our  aspirations,  goals  and  disclosures  related  to  environmental,  social  and  governance  (ESG)  matters  expose  us  to  numerous 
risks, including risks to our reputation and stock price.

Institutional and individual investors are increasingly using ESG screening criteria to determine whether we qualify for inclusion in 
their investment portfolios. We are frequently asked by investors and other stakeholders to set ambitious ESG goals and provide new 
and more robust disclosure on goals, progress toward goals and other matters of interest to ESG stakeholders. In response, we have 
adapted the tracking and reporting of our corporate responsibility program to various evolving ESG frameworks, and we have 
established and announced goals and other objectives related to ESG matters. Statements about these goals reflect our current plans 
and aspirations and are not guarantees that we will be able to achieve them. Our efforts to accomplish and accurately report on these 
goals and objectives, including with respect to environmental and diversity initiatives, are subject to numerous risks, many of which 
are outside of our control, which could have a material negative impact, including on our reputation and stock price.

Further, the standards for tracking and reporting on ESG matters are relatively new, have not been harmonized and continue to evolve. 
Our selection of disclosure frameworks that seek to align with various reporting standards may change from time to time and may 
result in a lack of consistent or meaningful comparative data from period to period. In addition, our processes and controls may not 
always comply with evolving standards for identifying, measuring and reporting ESG metrics, our interpretation of reporting standards 
may differ from those of others and such standards may change over time, any of which could result in significant revisions to our 
goals or reported progress in achieving such goals.

If our ESG practices do not meet evolving investor or other stakeholder expectations and standards, then our reputation, our ability to 
attract or retain employees and our attractiveness as an investment, business partner or acquiror could be negatively impacted. 
Similarly, our failure or perceived failure to pursue or fulfill our goals, targets and objectives or to satisfy various reporting standards 
within the timelines we announce, or at all, could also have similar negative impacts and expose us to government enforcement actions 
and private litigation.

Risks related to ownership of our common stock

The price of our common stock has been volatile, which could result in substantial losses for stockholders.

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Our stock price has been, and is expected to continue to be, subject to substantial volatility. From December 7, 2018, our first day of 
public trading, through December 31, 2022, our stock price has ranged from a high of $497.49 to a low of $11.54 per share. Since we 
began our COVID-19 vaccine development efforts in early 2020, our stock has experienced pronounced and extended periods of 
volatility, which could cause our stockholders to incur substantial losses. Public statements by us, government agencies, the media, 
competitors, financial analysts or others relating to the COVID-19 pandemic and efforts to combat it have resulted, and may result, in 
significant fluctuations in our stock price. Information in the public arena on this topic, whether or not accurate, has had and will likely 
continue to have an outsized impact (positive or negative) on our stock price. 

The stock market in general, and the market for biopharmaceutical companies in particular, has experienced extreme volatility that has 
often been unrelated to the operating performance of particular companies, and you may not be able to sell your shares at or above 
your initial purchase price. The market price for our common stock may be influenced by many factors, including:

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the success of our COVID-19 vaccine sales and anticipated product revenue;
the commercial launch of any additional products;
timing and results of clinical trials or progress of our investigational medicines or those of our competitors;
the success of competitive products or technologies, particularly vaccines or treatments for COVID-19;
the emergence or decline of new or existing variants of the SARS-CoV-2 virus;
developments regarding our manufacturing, regulatory and commercialization efforts, or information regarding such efforts 
by competitors;
regulatory or legal developments in the United States and other countries;
developments or disputes concerning patent applications, issued patents or other proprietary rights;
the recruitment or departure of key personnel;
expenses related to any of our products, investigational medicines or clinical development programs;
the results of our efforts to discover, develop, acquire or in-license additional investigational medicines;
actual or anticipated changes in estimates of financial results, development timelines or recommendations by securities 
analysts;
variations in our financial results or those of companies that are perceived to be similar to us;
changes in the structure of healthcare payment systems;

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economic, industry and market conditions generally, and in the biopharmaceutical sector specifically;
the numerous programs in our pipeline, the development of which could each generate news or significant adverse events that 
could impact financial results or recommendations by securities analysts; and
announcement by us or our competitors of the commencement or termination of significant acquisitions, strategic 
partnerships, joint ventures or capital commitments.

Securities class-action litigation often has been instituted against companies following periods of volatility in their stock price. If such 
litigation were instituted against us, we could incur substantial costs in defense and management’s attention and resources could be 
diverted, which could adversely affect our business, financial condition and results of operations and prospects.

Our principal stockholders and management own a significant percentage of our stock and will be able to exert significant control 
over matters subject to stockholder approval.

As of February 17, 2023, our executive officers, directors, and affiliated stockholders owned, directly or indirectly, approximately 
13% of our outstanding common stock. In addition, non-affiliated five percent or greater stockholders owned approximately 25% of 
our outstanding common stock. These stockholders will have the ability to influence us through their ownership positions. For 
example, if they were to act together, they could exert significant influence over matters such as elections of directors, amendments of 
our organizational documents or approval of any merger, sale of assets or other major corporate transaction. This may prevent or 
discourage unsolicited acquisition proposals or offers for our common stock that our stockholders may believe to be in their best 
interests.

Provisions in our organizational documents, as well as provisions of Delaware law, could make it more difficult or costly for a 
third party to acquire us or remove our current management, even if doing so would benefit our stockholders.

Our amended and restated certificate of incorporation (charter), amended and restated by-laws (by-laws) and Delaware law contain 
provisions that could delay or prevent a hostile takeover or change in control of us or changes in our management. Our charter and by-
laws include provisions that:

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authorize “blank check” preferred stock, which could be authorized for issuance by our board of directors without 
stockholder approval and may contain voting, liquidation, dividend and other rights superior to our common stock;
create a classified board of directors whose members serve staggered three-year terms;
specify that special meetings of our stockholders can be called only by our board of directors;
prohibit stockholder action by written consent;
establish an advance notice procedure for stockholder approvals to be brought before an annual meeting of our stockholders, 
including proposed nominations of persons for election to our board of directors;

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provide that our directors may be removed only for cause;
provide that vacancies on our board of directors may be filled only by a majority of directors then in office, even though less 
than a quorum;
specify that no stockholder is permitted to cumulate votes at any election of directors;
expressly authorize our board of directors to modify, alter or repeal our by-laws; and
require supermajority votes of the holders of our common stock to amend specified provisions of our charter and by-laws.

In addition, because we are incorporated in Delaware, we are governed by the provisions of Section 203 of the Delaware General 
Corporation Law, which limits the ability of stockholders owning in excess of 15% of our outstanding voting stock to merge or 
combine with us. Any provision of our charter, by-laws or Delaware law that has the effect of delaying or deterring a change in control 
could limit the opportunity for our stockholders to receive a premium for their shares, and could also affect the price that some 
investors are willing to pay for our common stock.

Because we do not anticipate paying any cash dividends on our capital stock in the foreseeable future, capital appreciation, if any, 
will be your sole source of gain.

We do not currently intend to declare or pay cash dividends on our capital stock. We currently intend to retain all of our future 
earnings, if any, to finance the growth and development of our business or to return cash to shareholders through share repurchases. In 
addition, the terms of any future debt agreements may preclude us from paying dividends. As a result, capital appreciation, if any, of 
our common stock will be your sole source of gain for the foreseeable future.

Our by-laws designate the Court of Chancery of the State of Delaware or the U.S. District Court for the District of Massachusetts 
as the exclusive forum for certain litigation that may be initiated by our stockholders, which could limit our stockholders’ ability to 
obtain a favorable judicial forum for disputes with us.

Pursuant to by-laws, unless we consent in writing to the selection of an alternative forum, the Court of Chancery of the State of 
Delaware is the sole and exclusive forum for state law claims for (1) any derivative action or proceeding brought on our behalf, (2) 
any action asserting a claim of or based on a breach of a fiduciary duty owed by any of our current or former directors, officers, or 
other employees to us or our stockholders, (3) any action asserting a claim against us or any of our current or former directors, 
officers, employees or stockholders arising pursuant to any provision of the Delaware General Corporation Law or our by-laws or (4) 
any action asserting a claim governed by the internal affairs doctrine (the Delaware Forum Provision). The Delaware Forum Provision 
will not apply to any causes of action arising under the Securities Act or the Exchange Act. Our by-laws further provide that the U.S. 
District Court for the District of Massachusetts is the exclusive forum for resolving any complaint asserting a cause of action arising 
under the Securities Act (the Federal Forum Provision). Our by-laws provide that any person or entity purchasing or otherwise 
acquiring any interest in shares of our common stock is deemed to have notice of and consented to the Delaware Forum Provision and 
the Federal Forum Provision.

The Delaware Forum Provision and the Federal Forum Provision may impose additional litigation costs on stockholders in pursuing 
any such claims, particularly if the stockholders do not reside in or near the State of Delaware or the Commonwealth of 
Massachusetts, as applicable. Additionally, the forum selection clauses in our by-laws may limit our stockholders’ ability to obtain a 
favorable judicial forum for disputes with us or our directors, officers or employees, which may discourage the filing of lawsuits 
against us and our directors, officers and employees, even though an action, if successful, might benefit our stockholders. While the 
Delaware Supreme Court ruled in March 2020 that federal forum selection provisions purporting to require claims under the Securities 
Act be brought in federal court are “facially valid” under Delaware law, there is uncertainty as to whether other courts will enforce our 
Federal Forum Provision. The Federal Forum Provision may also impose additional litigation costs on stockholders who assert that the 
provision is unenforceable or invalid, and if the Federal Forum Provision is found to be unenforceable, we may incur additional costs 
in resolving such matters. The Court of Chancery of the State of Delaware and the U.S. District Court for the District of Massachusetts 
may also reach different judgments or results than would other courts, including courts where a stockholder considering an action may 
be located or would otherwise choose to bring the action, and such judgments may be more or less favorable to us than our 
stockholders.

General risk factors

Our employees, principal investigators and consultants may engage in misconduct or other improper activities, including non-
compliance with regulatory standards and requirements and insider trading.

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We are exposed to the risk of fraud or other misconduct by our employees, principal investigators leading our clinical trials and 
consultants. Such misconduct could include failures to: comply with FDA regulations or similar regulations in other jurisdictions; 
provide accurate information to the FDA, the EMA and other regulatory authorities; comply with healthcare fraud and abuse laws and 
regulations in the United States and abroad; or report financial information or data accurately or disclose unauthorized activities to us. 
Such misconduct also could involve the improper use of information obtained in the course of clinical trials or interactions with the 
FDA or other regulatory authorities, which could result in regulatory sanctions and serious harm to our reputation. Sales, marketing 
and business arrangements in the healthcare industry are subject to extensive laws and regulations intended to prevent fraud, 
misconduct, kickbacks, self-dealing and other abusive practices. These laws and regulations restrict or prohibit a wide range of 
pricing, discounting, marketing and promotion, sales commission, customer incentive programs and other business arrangements. It is 
not always possible to identify and deter employee misconduct, and we may fail to control unknown or unmanaged risks or losses or 
take steps that protect us from government investigations or other actions or lawsuits stemming from a failure to comply with these 
laws or regulations. If any such actions are instituted against us, those actions could have a significant impact on our business, 
financial condition, results of operations and prospects, including through the imposition of significant fines or other sanctions.

Unfavorable U.S. or global economic conditions, including as a result of disease outbreak, war, conflict or other political 
instability, could adversely affect our business, financial condition or results of operations.

Our results of operations could be adversely affected by general conditions in the global economy and financial markets, including 
disruptions caused by the COVID-19 pandemic or any other health epidemic, war, conflict or other political instability, including 
Russia’s invasion of Ukraine and resulting sanctions against Russia. Adverse macroeconomic conditions, and perceptions or 
expectations about current or future conditions, such as inflation, slowing growth, rising interest rates, rising unemployment and 
recession, could negatively affect our business and financial condition. Additionally, global events, including war, conflict, political 
instability or other adverse economic conditions have and may in the future cause governments to divert spending away from 
healthcare, negatively impacting the marketability of our products.

The most recent global financial crisis caused extreme volatility and disruptions in the capital and credit markets. A similar severe or 
prolonged economic downturn could create a variety of risks to our business, including weakened demand for our medicines, and 
negatively impacting our ability to raise additional capital when needed on favorable terms, if at all. A weak or declining economy 
could strain our suppliers, possibly resulting in supply disruption, or cause delays in payments for our services by third-party payors or 
our collaborators. Any of the foregoing could harm our business and we cannot anticipate all of the ways in which the current 
economic climate and financial market conditions could adversely impact our business.

Employee litigation and unfavorable publicity could negatively affect our future business.

Our employees may, from time to time, bring lawsuits against us regarding injury, creating a hostile workplace, discrimination, wage 
and hour disputes, sexual harassment or other employment issues. Recently, there has been an increase in the number of discrimination 
and harassment claims generally. Coupled with the expansion of social media platforms and similar devices that allow individuals 
access to a broad audience, these claims have had a significant negative impact on some businesses. Certain companies that have faced 
employment- or harassment-related lawsuits have had to terminate management or other key personnel, and have suffered reputational 
harm. Any employment-related claim could negatively affect our business.

If we fail to comply with environmental, health and safety laws and regulations, we could become subject to fines or penalties or 
incur costs that could harm our business.

We are subject to numerous environmental, health and safety laws and regulations, including those governing laboratory procedures 
and the handling, use, storage, treatment and disposal of hazardous and flammable materials and wastes, including chemicals and 
biological materials. We generally contract with third parties for the disposal of these materials and waste products, and we cannot 
eliminate the risk of contamination or injury from these materials. In the event of contamination or injury resulting from any use by us 
of hazardous materials, we could be held liable for any resulting damages, and any liability could exceed our resources. We also could 
incur significant costs associated with civil or criminal fines, penalties or other sanctions for failure to comply with such laws and 
regulations. We may also incur substantial costs to comply with such laws and regulations, and these laws and regulations could 
impair our research, development or production efforts.

Our workers’ compensation insurance may not provide adequate coverage against potential liabilities due to injuries to our employees 
resulting from the use of hazardous materials. We do not maintain insurance for environmental liability or toxic tort claims that may 
be asserted against us in connection with our storage or disposal of biological or hazardous materials.

Changes in tax law could adversely affect our business and financial condition.

We are subject to evolving and complex tax laws in the jurisdictions in which we operate. The rules dealing with U.S. federal, state, 
local and non-U.S. income taxation are constantly under review by legislative and tax authorities. Changes to tax laws (which could 
apply retroactively) could adversely affect us and our stockholders. In recent years, such changes have been made and changes are 
likely to occur in the future, which could have a material adverse effect on our business, cash flow, financial condition and results of 
operations.

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The increasing use of social media platforms presents new risks and challenges.

Social media is increasingly being used to communicate about our research, development candidates, investigational medicines, 
commercial products and the diseases our development candidates and medicines are designed to treat. Social media practices in the 
biopharmaceutical industry continue to evolve and regulations relating to such use are not always clear. This uncertainty creates risk of 
noncompliance with regulations applicable to our business, resulting in potential regulatory actions against us. For example, subjects 
may use social media channels to comment on their experience in an ongoing blinded clinical trial or to report an alleged adverse 
event. When such disclosures occur, we may fail to monitor and comply with applicable adverse event reporting obligations or we 
may be unable to defend our business in the face of political and market pressures generated by social media due to restrictions on 
what we may say about our development candidates and investigational medicines. There is also a risk of inappropriate disclosure of 
sensitive information or negative or inaccurate posts or comments about us on any social networking website. If any of these events 
were to occur or we otherwise fail to comply with applicable regulations, we could incur liability, face regulatory actions or incur 
other harm to our business.

Item 1B - Unresolved Staff Comments

None.

Item 2. Properties

We have two campuses in Massachusetts. We occupy a multi-building campus in Cambridge, Massachusetts (Cambridge campus), 
consisting of a mix of offices and research laboratory space totaling approximately 292,000 square feet. The Cambridge campus is the 
location of our corporate headquarters, platform, drug discovery and clinical development. The Cambridge campus is leased with the 
majority of the space being leased through 2029.

The Moderna Technology Center (MTC campus) is located in Norwood, Massachusetts and is primarily comprised of three buildings 
(MTC South, MTC North and MTC East). The MTC campus is approximately 686,000 square feet which includes lab and office 
space, directly supporting improvement in our manufacturing capabilities and expansion of our commercial and clinical activities. The 
MTC campus is leased through 2042 and we have the option to extend it for three five-year terms. 

We also own and lease land, office and lab spaces globally for our business operations.

We are also investing in a new Moderna Science Center (MSC) in Cambridge, Massachusetts, totaling approximately 462,000 square 
feet of leased space. The MSC is expected to house scientific and non-scientific spaces, including our principal executive offices, and 
is built to support our growth as we continue to advance our pipeline of mRNA medicines. The building construction is currently on-
going. We expect to begin a phased move-in process in the fourth quarter of 2023. Following completion of the building project, the 
lease term is 15 years, subject to our right to extend the lease for up to two seven-year terms. 

Item 3. Legal Proceedings

We are involved in various claims and legal proceedings of a nature considered ordinary course in our business, including the 
intellectual property litigation described below. Most of the issues raised by these claims are highly complex and subject to substantial 
uncertainties. For a description of risks relating to these and other legal proceedings we face, see Part I, Item 1A, “Risk Factors,” 
including the discussion under the headings entitled “Risks related to our intellectual property” and “Risks related to the 
manufacturing of our commercial products, development candidates, investigational medicines and our future pipeline.” 

The outcome of any such proceedings, regardless of the merits, is inherently uncertain; therefore, assessing the likelihood of loss and 
any estimated damages is difficult and subject to considerable judgment. We describe below those legal matters for which a material 
loss is either (i) possible but not probable, and/or (ii) not reasonably estimable at this time.

Pfizer/BioNTech Patent Litigation

In August 2022, we filed a lawsuit in the U.S. District Court for the District of Massachusetts against Pfizer Inc. (Pfizer) and 
BioNTech SE, BioNTech Manufacturing GmbH and BioNTech US Inc. (collectively, BioNTech), asserting infringement of certain 
U.S. patents concerning our mRNA platform technology and disease-specific vaccine designs in Pfizer and BioNTech’s manufacture 
and sale of their mRNA COVID-19 vaccines. The complaint seeks a judgment of infringement of the asserted patents and monetary 
damages.

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Also in August 2022, we initiated patent infringement proceedings in Germany (in the Dusseldorf Regional Court), the Netherlands 
(in the District Court of The Hague) and the UK (in the High Court of Justice of England & Wales) against Pfizer, BioNTech and 
related entities with respect to certain European patents that also concern our mRNA platform technology and disease-specific vaccine 
designs, including coronaviruses. As in the U.S. action, we seek a judgment of infringement of the asserted patents and monetary 
damages.

Pfizer Inc. and BioNTech SE have also filed an action seeking revocation of certain Moderna patents in the UK. In addition, the 
Moderna patents being asserted in the European actions are subject to notices of opposition, including by Pfizer and BioNTech SE and 
others. These actions seek to revoke the patents, which have been filed at the European Patent Office. 

Proceedings Related to Patents Owned by Arbutus

In February 2022, Arbutus Biopharma Corporation (Arbutus) and Genevant Sciences GmbH (Genevant) filed a complaint against us 
in the U.S. District Court for the District of Delaware asserting that our manufacture and sale of our COVID-19 vaccine willfully 
infringes certain U.S. patents concerning lipid nanoparticles. The complaint seeks a judgment of infringement of the asserted patents 
and monetary damages, but does not seek to prevent or stop the marketing or sales of our COVID-19 vaccines.

Proceedings Related to Patents Owned by Alnylam

In March 2022, Alnylam Pharmaceuticals, Inc. (Alnylam) filed a complaint against us in the U.S. District Court for the District of 
Delaware asserting that our manufacture and sale of our COVID-19 vaccine infringes a U.S. patent concerning cationic lipids. The 
complaint seeks a judgment of infringement of the asserted patent and monetary damages, but does not seek to prevent or stop the 
marketing or sales of our COVID-19 vaccines.

Item 4. Mine Safety Disclosures

Not applicable.

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PART II

Item 5. Market for Registrant's Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities

Market for Our Common Stock

Our common stock began trading on the Nasdaq Global Select Market under the symbol “MRNA” on December 7, 2018. Prior to that 
time, there was no public market for our common stock. 

Stock Performance Graph

The following performance graph shall not be deemed “soliciting material” or to be “filed” with the SEC for purposes of the Exchange 
Act or otherwise subject to the liabilities under that section, and shall not be deemed to be incorporated by reference into any filing of 
Moderna, Inc. under the Securities Act or the Exchange Act.

The following graph shows a comparison from December 7, 2018, the date on which our common stock first began trading on the 
Nasdaq Global Select Market, through December 31, 2022 of the cumulative total return for our common stock, the Nasdaq 
Biotechnology Index, and the Standard & Poor’s 500 Stock Index (the “S&P 500”) each of which assumes an initial investment of 
$100 and reinvestment of all dividends. Such returns are based on historical results and are not intended to suggest future performance. 

The comparisons shown in the graph below are based upon historical data. We caution that the stock price performance shown in the 
graph below is not necessarily indicative of, nor is it intended to forecast, the potential future performance of our common stock. 

Stockholders

We had approximately 79 stockholders of record as of February 17, 2023. Because many of our outstanding shares are held in 
accounts with brokers and other institutions, the number of beneficial owners is significantly greater than the number of record 
holders. This number of holders of record also does not include stockholders whose shares may be held in trust by other entities.

Dividend Policy

We have never declared or paid cash dividends on our common stock and do not expect to pay dividends on our common stock for the 
foreseeable future. 

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Comparison of Cumulative Total Returnamong Moderna, Inc.,  the Nasdaq Biotechnology Index and the S&P 500 Stock IndexModerna, Inc.S&P 500 Stock IndexNasdaq Biotechnology Index12/07/1812/31/1912/31/2012/31/2112/31/22$0$250$500$750$1,000$1,250$1,500$1,750$2,000$2,250Table of Content

Securities Authorized for Issuance Under Equity Compensation Plans

Information about our equity compensation plans in Item 12 of Part III of this Annual Report on Form 10-K is incorporated herein by 
reference. Any future determination to pay dividends will be made at the discretion of our board of directors and will depend on 
various factors, including applicable laws, our results of operations, financial condition, future prospects, then applicable contractual 
restrictions and any other factors deemed relevant by our board of directors. Investors should not purchase our common stock with the 
expectation of receiving cash dividends.

Recent Sales of Unregistered Securities

None.

Issuer Purchases of Equity Securities 

The following table provides information with respect to the shares of common stock repurchased by us during the three months ended 
December 31, 2022:

Period

Total Number of Shares 
Purchased

Average Price Paid per 
Share (1)

Total Number of Shares 
Purchased as Part of 
Publicly Announced 
Program

Approximate Dollar 
Value of Shares that May 
Yet Be Purchased Under 
the Program
(in millions) (2)

October 1 - October 31, 2022

November 1 - November 30, 2022

December 1 - December 31, 2022

Total

3,024,505  $ 

177,169  $ 

—  $ 

3,201,674 

124.27 

147.77 

— 

22,523,999  $ 

22,701,168  $ 

22,701,168  $ 

2,840 

2,814 

2,814 

_______
(1) Average price paid per share includes related expenses.
(2) On February 22, 2022, our Board of Directors authorized a share repurchase program for our common stock of up to $3.0 billion, 
with no expiration date. This share repurchase program was increased by the Board of Directors by an additional $3.0 billion on 
August 1, 2022, also with no expiration date.

Refer to Note 14 to consolidated financial statements for information regarding our share repurchase programs.

Item 6. [Reserved]

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Item 7. MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF 
OPERATIONS

You should read the following discussion and analysis of our financial condition and results of operations together with our 
consolidated financial statements and related notes and other financial information appearing elsewhere in this Annual Report on 
Form 10-K. Some of the information contained in this discussion and analysis or set forth elsewhere in this Annual Report on Form 
10-K, including information with respect to our plans and strategy for our business, includes forward-looking statements that involve 
risks and uncertainties. As a result of many factors, including those factors set forth in “Part I, Item 1A - Risk Factors” section of this 
Annual Report on Form 10-K, our actual results could differ materially from the results described in or implied by the forward-
looking statements contained in the following discussion and analysis.

Overview 

We are a biotechnology company pioneering a new class of medicines made of messenger RNA (mRNA). mRNA medicines are 
designed to direct the body’s cells to produce intracellular, membrane, or secreted proteins that have a therapeutic or preventive 
benefit with the potential to address a broad spectrum of diseases. Our platform builds on continuous advances in basic and applied 
mRNA science, delivery technology and manufacturing, providing us the capability to pursue in parallel a robust pipeline of new 
development candidates. We are developing therapeutics and vaccines for infectious diseases, immuno-oncology, rare diseases, 
autoimmune diseases and cardiovascular diseases, independently and with our strategic collaborators. 

Since our founding in 2010, we have transformed from a research-stage company advancing programs in the field of mRNA to a 
commercial enterprise with a diverse clinical portfolio of vaccines and therapeutics across seven modalities, a broad intellectual 
property portfolio and integrated manufacturing capabilities that allow for rapid clinical and commercial production at scale. We have 
a diverse and extensive development pipeline of 45 development candidates across our 48 development programs, of which 38 are in 
clinical studies currently. 

We have three authorized marketed products: (1) Spikevax, the Moderna COVID-19 vaccine (mRNA-1273), (2) our bivalent vaccine 
targeting the BA.1 Omicron variant, combined with Spikevax (mRNA-1273.214), and (3) our bivalent vaccine targeting the BA.4/
BA.5 Omicron variants combined with Spikevax (mRNA-1273.222).

2022 Business Highlights

Moderna COVID-19 Vaccines

In January 2022, the U.S. Food and Drug Administration (FDA) approved the Biologics License Application (BLA) for our 
COVID-19 vaccine, Spikevax. Prior to that approval, our COVID-19 Vaccine was marketed in the U.S. subject to an Emergency Use 
Authorization (EUA) that was first granted in December 2020 and similar authorizations in other markets. Spikevax is our first 
product to achieve licensure in the U.S., and it has been authorized for use or approved by regulators in more than 70 countries. 

In August 2022, we received an EUA from the FDA for our Omicron BA.4/BA.5 targeting bivalent booster vaccine, 
mRNA-1273.222, for individuals 18 years and older, followed later by adolescent and pediatric approvals. mRNA-1273.222 has been 
authorized as a booster vaccine for individuals 18 years and older in key markets, including the European Union, Canada and Japan, 
with the European Union, Japan and several other countries also authorizing boosters for adolescent populations.

During the third quarter of 2022, we also received authorizations for the use of our Omicron BA.1 targeting bivalent COVID-19 
booster vaccine, mRNA-1273.214, in the European Union, Japan, United Kingdom, Canada, Australia, and other markets globally.

For the year ended 2022, we recognized product sales of $18.4 billion from sales of our COVID-19 vaccines, compared to 
$17.7 billion and $200 million for the years ended 2021 and 2020, respectively. 

Program Development

Respiratory Vaccines

As we build our respiratory franchise, we are applying our experience and using our mRNA platform to develop medicines that can 
help prevent hospitalizations and deaths from those respiratory viruses that impose the greatest burden on patients and healthcare 
systems. By pursuing combination products to protect against a range of diseases, we can potentially help decrease morbidity and 
mortality from respiratory disease, lower healthcare costs and increase health security globally. 

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Our late-stage respiratory vaccine pipeline continues to progress. The Phase 3 study of our respiratory syncytial virus (RSV) vaccine 
candidate (mRNA-1345) in adults 60 years of age and older is fully enrolled, with more than 36,000 trial participants. In January 
2023, we announced that the Phase 3 study for our RSV vaccine candidate met its primary efficacy endpoints, including vaccine 
efficacy of 83.7% (95.88% CI: 66.1%, 92.2%; p<0.0001) against RSV-associated lower respiratory tract disease (RSV-LRTD) as 
defined by two or more symptoms. Based on this positive topline data, the FDA granted mRNA-1345 Breakthrough Therapy 
Designation for the prevention of RSV-LRTD in adults 60 years or older. We intend to submit our RSV vaccine candidate for 
regulatory approval by the FDA in the first half of 2023. Since RSV also imposes a significant disease burden on children, we are 
studying our RSV vaccine candidate in an ongoing Phase 1 trial in pediatric populations.

In February 2023, we announced interim results from the Phase 3 immunogenicity and safety study in the Southern Hemisphere of 
mRNA-1010, our quadrivalent seasonal influenza vaccine candidate. Interim results indicate that mRNA-1010 achieved superiority on 
seroconversion rates for influenza A/H3N2 and A/H1N1, as well as superiority on geometric mean titer ratios for A/H3N2 and non-
inferiority on geometric mean titer ratios for A/H1N1. Non-inferiority was not met for either endpoint for the influenza B/Victoria- or 
B/Yamagata-lineage strains. mRNA-1010 showed an acceptable safety and tolerability profile.

We are also conducting a Phase 3 efficacy trial of mRNA-1010 in the Northern Hemisphere to test the vaccine’s efficacy compared to 
a currently licensed seasonal influenza vaccine. 

We are also progressing several combination respiratory vaccine candidates. A Phase 1/2 study of our combination vaccine candidate 
targeting SARS-CoV-2 and influenza is fully enrolled and ongoing. We further initiated a clinical trial for a combination vaccine 
candidate targeting SARS-CoV-2, influenza, and RSV in the beginning of 2023. 

Cancer 

PCVs target an individual patient’s unique tumor mutations to selectively treat their cancer. Our PCV program is being developed in 
collaboration with Merck and is designed to stimulate an immune response by boosting T cells, which are believed to be necessary for 
recurrence-free survival. Primary data from our Phase 2 study of mRNA-4157, which were released in December 2022, showed that 
the investigational personalized cancer vaccine in combination with KEYTRUDA® (pembrolizumab) can improve recurrence-free 
survival in patients with resected melanoma at high risk of recurrence, compared to KEYTRUDA alone. Adjuvant treatment with 
mRNA-4157 in combination with KEYTRUDA reduced the risk of recurrence or death by 44%. These results represent the first 
demonstration of the potential for mRNA to have an impact on outcomes in a randomized clinical trial in melanoma. We expect to 
initiate a Phase 3 study in adjuvant melanoma in 2023 and rapidly expand to additional tumor types, including non-small cell lung 
cancer (NSCLC). In February 2023, mRNA-4157 received a Breakthrough Therapy Designation from the FDA. 

Latent Vaccines

Once a human is infected by a latent virus, the virus remains in the body and can lead to lifelong medical complications. We are 
committed to developing a portfolio of vaccine and therapeutic candidates against latent viruses, including cytomegalovirus (CMV), 
Epstein-Barr virus (EBV), human immunodeficiency virus (HIV) and varicella-zoster virus (VZV). To date, we have enrolled over 
40% of anticipated participants in the Phase 3 study of our CMV vaccine candidate (mRNA-1647) and enrollment is ongoing in the 
U.S. and internationally. We are enrolling in Phase 1 trials for our EBV vaccine candidate (to prevent infectious mononucleosis) 
(mRNA-1189) and our HIV vaccine candidates (mRNA-1644 & mRNA-1574). We have also initiated a Phase 1/2 head-to-head study 
of our VZV vaccine candidate (mRNA-1468) against standard of care Shingrix.

Rare Diseases

The Phase 1/2 Paramount study of our propionic acidemia (PA) program is ongoing and the first two groups of patients are fully 
enrolled. Encouraging early data have shown a decrease in the number of metabolic decompensation events (MDEs) among 
participants and initial discussions with regulators are supportive of MDE as a primary endpoint for a pivotal study. We will continue 
to enroll additional cohorts and escalate dose, identify optimal dose for expansion and continue to engage with regulators on the 
registration path. The Phase 1/2 study of our methylmalonic acidemia candidate is ongoing and we are recruiting participants in the 
United Kingdom, Canada, and the U.S.

We are also evaluating the safety, tolerability and pharmacology of a single IV dose of our therapeutic candidate for glycogen storage 
disease 1a (GSD1a) in adult participants in a Phase 1 study. Enrollment is ongoing.

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Cardiovascular

We are developing novel mRNA medicines to address the significant unmet medical needs of heart failure patients. In December 
2022, we dosed the first patient in our relaxin Phase 1B clinical trial, which we view as an important step in advancing a potential new 
treatment for cardiovascular disease. Our drug candidate is designed to produce the naturally occurring cardioprotective hormone 
relaxin and uses similar technology as our investigational treatment for propionic acidemia. Longer duration relaxin and repeated 
infusions could allow for improved outcomes with a treatment that matches the time course of the pathophysiology of heart failure, 
which large pharmaceutical companies have been unable to show in previous trials.

Inhaled Pulmonary

At the end of 2021, we announced our first program in a new modality with inhaled pulmonary therapeutics. We are collaborating 
with Vertex on our cystic fibrosis (CF) candidate, VX-522, our first inhaled mRNA candidate. In December 2022, the FDA cleared the 
Investigational New Drug application for VX-522. In January 2023, Vertex announced that it has initiated a Phase 1, single ascending 
dose clinical trial for VX-522, and the FDA has granted VX-522 Fast Track designation. The trial is active and enrolling patients.

Other Business Updates

During 2022, we executed and finalized strategic partnership agreements with the Australian Federal Government, the Government of 
Canada and the United Kingdom Government, respectively, to establish a state-of-the-art mRNA vaccine manufacturing facility in 
each of these countries. Each facility, when constructed, is expected to provide people in the country with access to a domestically 
manufactured portfolio of mRNA vaccines against respiratory viruses, including SARS-CoV-2, seasonal influenza, RSV, and other 
potential respiratory viruses, pending licensure. As part of these strategic collaborations, we expect to support expanded research and 
development programs in each of these countries.

We have committed to returning capital to our shareholders via share repurchase programs. During 2022, we repurchased 
approximately 23 million shares of common stock for $3.3 billion. 

In December 2022, we purchased a Priority Review Voucher (PRV), which allows us to apply for expedited FDA review of a 
licensing application for one of our drug candidates. We were previously granted a PRV for mRNA-1273 and intend to use both PRVs 
to accelerate review of two expected BLA filings from our pipeline. 

Financial Operations Overview

Revenue

The following table summarizes revenue for the periods presented (in millions):

Revenue:

Product sales
Grant revenue

Collaboration revenue

Total revenue

Years Ended December 31,

2022

2021

2020

$ 

18,435  $ 

17,675  $ 

388 

440 

735 

61 

$ 

19,263  $ 

18,471  $ 

200 

529 

74 

803 

We began to record product sales for our COVID-19 vaccines subsequent to its authorization for emergency use by the FDA and 
Health Canada in December 2020. For the years ended December 31, 2022, 2021, and 2020, we recognized $18.4 billion, 
$17.7 billion, and $200 million, respectively, of product sales from sales of our COVID-19 vaccines. 

As of December 31, 2022, we had deferred revenue of $2.6 billion associated with customer deposits received or billable under supply 
agreements of which we expect $2.0 billion of our COVID-19 vaccines to be delivered in 2023. We believe that the SARS-CoV-2 
virus is likely evolving to an endemic phase and as a result, we expect that COVID-19 vaccine market will likely shift to an endemic 
seasonal market and our product sales will decline in 2023 compared to 2022.

Other than product sales, our revenue in 2022, 2021, and 2020 was derived from government-sponsored and private organizations 
including BARDA, DARPA and the Bill & Melinda Gates Foundation and from strategic alliances with AstraZeneca, Merck and 
Vertex to discover, develop, and commercialize potential mRNA medicines.

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The following table summarizes grant revenue for the periods presented (in millions):

BARDA

Other grant revenue

Total grant revenue

Years Ended December 31,

2022

2021

2020

$ 

$ 

372  $ 

713  $ 

16 

22 

388  $ 

735  $ 

522 

7 

529 

The following table summarizes collaboration revenue for the periods presented (in millions):

Collaboration revenue:

Merck

AstraZeneca

Vertex

Other

Total collaboration revenue

Years Ended December 31,

2022

2021

2020

$ 

$ 

309  $ 

23  $ 

80 

48 

3 

7 

26 

5 

440  $ 

61  $ 

26 

33 

15 

— 

74 

In the third quarter of 2022, AstraZeneca elected to terminate our collaborations, effective on November 21, 2022. As a result of the 
termination, we recognized the remaining deferred revenue of $76 million as collaboration revenue during the third quarter of 2022. 

In September 2022, Merck exercised its option for PCVs, including mRNA-4157, pursuant to the terms of the PCV/SAV Agreement. 
In the fourth quarter of 2022, in accordance with the PCV/SAV Agreement, we granted a worldwide license to Merck for future 
development and commercialization, upon receipt of the participation payment of $250 million from Merck, and recognized 
collaboration revenue of $250 million. Please refer to Note 5 to our consolidated financial statements.

As of December 31, 2022, the remaining available funding, net of revenue earned was $137 million under the BARDA contract. To 
the extent that existing or potential future products generate revenue, our revenue may vary due to many uncertainties in future 
product demand, the development of our mRNA medicines and other factors. 

Cost of sales

Cost of sales includes raw materials, personnel and facility and other costs associated with manufacturing our commercial products. 
These costs include production materials, production costs at our manufacturing facilities, third-party manufacturing costs, and final 
formulation and packaging costs. Cost of sales also includes shipping costs, indirect overhead costs associated with our product sales 
during the period, third-party royalties on net sales of our products, and charges for inventory valuation and losses on firm purchase 
commitments. 

Research and development expenses

The nature of our business and primary focus of our activities generate a significant amount of research and development costs.

Research and development expenses represent costs incurred by us for the following:

•
•
•
•
•

cost to develop our platform;
discovery efforts leading to development candidates;
preclinical, nonclinical, and clinical development costs for our programs;
cost to develop our manufacturing technology and infrastructure; and
digital infrastructure costs related to our drug discovery efforts and clinical trials.

The costs above comprise the following categories:

•
•

personnel-related expenses, including salaries, benefits, and stock-based compensation expense;
expenses incurred under agreements with third parties, such as consultants, investigative sites, contract research 
organizations, or CROs, that conduct our preclinical studies and clinical trials, and in-licensing arrangements;

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•

•

•

•

expenses associated with developing manufacturing capabilities and acquiring materials for preclinical studies, clinical 
trials and pre-launch inventory, including both internal manufacturing and third-party contract manufacturing 
organizations, or CMOs;
expenses incurred for the procurement of materials, laboratory supplies, and non-capital equipment used in the research 
and development process; 
upfront fees and milestones paid to third-parties for licenses and technologies that had not reached technological 
feasibility and did not have an alternative future use; and
facilities, depreciation, and amortization, and other direct and allocated expenses incurred as a result of research and 
development activities.

We use our employee and infrastructure resources for the advancement of our platform, and for discovering and developing programs. 
Due to the number of ongoing programs and our ability to use resources across several projects, indirect or shared operating costs 
incurred for our research and development programs are generally not recorded or maintained on a program- or modality-specific 
basis.

The following table reflects our research and development expenses, including direct program specific expenses summarized by 
modality and indirect or shared operating costs summarized under other research and development expenses during the years ended 
December 31, 2022, 2021, and 2020 (in millions):

Program expenses by modality:

Infectious disease vaccines

Systemic secreted and cell surface therapeutics

Cancer vaccines

Intratumoral immuno-oncology

Systemic intracellular therapeutics

Inhaled pulmonary therapeutics

Total program-specific expenses by modality (1)

Other research and development expenses:

Discovery programs

Platform research

Technical development and unallocated manufacturing expenses

Shared discovery and development expenses

Stock-based compensation

Years Ended December 31,

2022

2021

2020

$ 

1,734  $ 

1,099  $ 

707 

23 

14 

10 

42 

18 

3 

47 

20 

26 

1 

$ 

$ 

1,841  $ 

1,196  $ 

69  $ 

85  $ 

169 

464 

658 

94 

125 

275 

242 

68 

2 

29 

9 

21 

— 

768 

56 

93 

279 

118 

56 

Total research and development expenses

$ 

3,295  $ 

1,991  $ 

1,370 

__________
(1)

Includes a total of 45 development candidates at December 31, 2022, 37 development candidates at December 31, 2021, and 21 
development candidates at December 31, 2020. Program-specific expenses are reflected as of the beginning of the period in which 
the program was internally advanced to development or removed if development was ceased.

A “modality” refers to a group of programs with common product features and the associated combination of enabling mRNA 
technologies, delivery technologies, and manufacturing processes. The program-specific expenses by modality summarized in the 
table above include expenses we directly attribute to our programs, which consist primarily of external costs, such as fees paid to 
outside consultants, central laboratories, investigative sites, and CROs in connection with our preclinical studies and clinical trials, 
CMOs, and allocated manufacturing costs of pre-launch inventory, mRNA supply and consumables. Costs to acquire and manufacture 
pre-launch inventory, mRNA supply for preclinical studies and clinical trials are recognized and included in unallocated 
manufacturing expenses when incurred, and subsequently allocated to program-specific manufacturing costs after completion of the 
program-specific production. The timing of allocating manufacturing costs to the specific program varies depending on the program 
development and production schedule. We generally do not allocate personnel-related costs, including stock-based compensation, 
costs associated with our general platform research, technical development, and other shared costs on a program-specific basis. These 
costs were therefore excluded from the summary of program-specific expenses by modality. 

Discovery program expenses are costs associated with research activities for our programs in the preclinical discovery stage, and 
primarily consist of external costs for CROs and lab services, and allocated manufacturing cost of preclinical mRNA supply and 
consumables.

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Platform research expenses are mainly costs to develop technical advances in mRNA science, delivery science, and manufacturing 
process design. These costs include personnel-related costs, computer equipment, facilities, preclinical mRNA supply and 
consumables, and other administrative costs to support our platform research. Technology development and unallocated 
manufacturing expenses are primarily related to non-program-specific manufacturing process development and manufacturing costs. 

Shared discovery and development expenses are research and development costs such as personnel-related costs and other costs, 
which are not otherwise included in development programs, discovery programs, platform research, technical development, certain 
collaborative and licensing arrangements, and unallocated manufacturing expenses, stock-based compensation, and other expenses. 

The largest component of our total operating expenses has historically been our investment in research and development activities, 
including development of our platform, mRNA technologies, and manufacturing technologies. We expense research and development 
costs as incurred and cannot reasonably estimate the nature, timing, and estimated costs required to complete the development of the 
development candidates and investigational medicines we are currently developing or may develop in the future. 

Changes in expectations or outcomes of any of the known or unknown risks and uncertainties may materially impact our expected 
research and development expenditures. Continued research and development is central to the ongoing activities of our business. 
Investigational medicines in later stages of clinical development, such as our RSV vaccine, seasonal flu vaccine, CMV vaccine and 
our COVID-19 vaccines, generally have higher development costs than those in earlier stages of clinical development, primarily due 
to the increased size and duration of later-stage clinical trials. We expect our research and development costs to continue to increase 
for the foreseeable future as our investigational medicines progress through the development phases and as we identify and develop 
additional programs. There are numerous factors associated with the successful commercialization of any of our investigational 
medicines, including future trial design and various regulatory requirements, many of which cannot be determined with accuracy at 
this time due to the early stage of development of many of our investigational medicines. Moreover, future commercial and regulatory 
factors beyond our control will impact our clinical development programs and plans.

Selling, general and administrative expenses

We started to incur sales and marketing expenses in the fourth quarter of 2020 to prepare for commercial operations in connection 
with the sale of our COVID-19 vaccines, and these expenses increased throughout the course of 2021 and 2022. Selling, general and 
administrative expenses consist primarily of personnel-related costs, including stock-based compensation, for executives, finance, 
legal, human resources, business development and other administrative and operational functions, professional fees, accounting and 
legal services, information technology and facility-related costs, and expenses associated with obtaining and maintaining intellectual 
property, or IP. These costs relate to the operation of the business, unrelated to the research and development function, or any 
individual program.

We anticipate selling, general and administrative expenses will increase as we continue to expand the number of programs in 
development and prepare for the establishment of commercial activities both within and outside the United States. We have already 
incurred additional expenses related to building out a regulatory, sales and marketing team to support the sale, marketing and 
distribution of our COVID-19 vaccines and the expansion of our footprint across the globe, with active subsidiaries in more than 17 
countries. If we obtain regulatory approval for additional investigational medicines, and do not enter into one or more third-party 
commercialization collaboration and manufacturing arrangements, we will incur significant additional expenses related to building out 
these functions.

We have a broad IP portfolio covering our development and commercialization of mRNA vaccine and therapeutic programs, including 
those related to mRNA design, formulation, and manufacturing platform technologies. We regularly file patent applications to protect 
innovations arising from our research and development. We also hold trademarks and trademark applications in the United States and 
foreign jurisdictions. Costs to secure and defend our IP are expensed as incurred, and are classified as selling, general and 
administrative expenses. 

Interest income

Interest income consists of interest generated from our investments in cash and cash equivalents, money market funds, and high-
quality fixed income securities.

Other expense, net

Other expense, net consists of interest expense, gains (losses) from the sale of investments in marketable securities, gains (losses) 
related to changes in fair value of investments in equity securities, and other income and expense unrelated to our core operations. 

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Interest expense is primarily derived from our finance leases related to our Moderna Technology Center and certain contract 
manufacturing service agreements.

Critical accounting policies and significant judgments and estimates

Our management’s discussion and analysis of our financial condition and results of operations is based on our consolidated financial 
statements, which have been prepared in accordance with U.S. generally accepted accounting principles. The preparation of these 
consolidated financial statements requires us to make judgments and estimates that affect the reported amounts of assets, liabilities, 
revenues, and expenses and the disclosure of contingent assets and liabilities in our consolidated financial statements. We base our 
estimates on historical experience, known trends and events, and various other factors that we believe to be reasonable under the 
circumstances, the results of which form the basis for making judgments about the carrying values of assets and liabilities that are not 
readily apparent from other sources. Actual results may differ from these estimates under different assumptions or conditions. On an 
ongoing basis, we evaluate our judgments and estimates in light of changes in circumstances, facts, and experience. The effects of 
material revisions in estimates, if any, are reflected in the consolidated financial statements prospectively from the date of change in 
estimates.

While our significant accounting policies are described in more detail in the notes to our consolidated financial statements appearing 
elsewhere in this Annual Report on Form 10-K, we believe the following accounting policies used in the preparation of our 
consolidated financial statements require the most significant judgments and estimates.

Income taxes

We account for income taxes based on an asset and liability approach. We recognize deferred tax assets and liabilities for the expected 
future tax consequences of events that have been included in the financial statements or tax returns. We determine our deferred tax 
assets and liabilities based on differences between financial reporting and tax bases of assets and liabilities, which are measured using 
the enacted tax rates and laws that will be in effect when the differences are expected to reverse. Significant management judgment is 
required in assessing the realizability of our deferred tax assets. In performing this assessment, we consider whether it is more likely 
than not that some portion or all of the deferred tax assets will not be realized. The ultimate realization of deferred tax assets is 
dependent upon the generation of future taxable income during the periods in which those temporary differences become deductible. 
In making this determination, we consider the scheduled reversal of deferred tax liabilities, projected future taxable income and the 
effects of tax planning strategies in assessing the need for a valuation allowance. In the event that actual results differ from our 
estimates, we adjust our estimates in future periods and we may need to establish a valuation allowance, which could materially 
impact our financial position and results of operations. Changes in these estimates may result in significant increases or decreases to 
our tax provision in a period in which such estimates are changed, which in turn would affect net income or loss. As of December 31, 
2022, we maintained a valuation allowance against a portion of the state deferred tax assets based on management’s evaluation of all 
available evidence.  

We account for uncertain tax positions using a “more-likely-than-not” threshold for recognizing and resolving uncertain tax positions. 
The nature of uncertain tax positions is subject to significant judgment by management and subject to change, which may be 
substantial. We evaluate uncertain tax positions on a quarterly basis and consider various factors, that include, but are not limited to, 
changes in tax law, the measurement of tax positions taken or expected to be taken in tax returns, the effective settlement of matters 
subject to audit, information obtained during in process audit activities and changes in facts or circumstances related to a tax position. 
We adjust the level of the liability to reflect any subsequent changes in the relevant facts surrounding the uncertain positions in the 
period when these changes are determined. Our liabilities for uncertain tax positions can be relieved only if the contingency becomes 
legally extinguished through either payment to the taxing authority or the expiration of the statute of limitations, the recognition of the 
benefits associated with the position meet the “more-likely-than-not” threshold or the liability becomes effectively settled through the 
examination process. We consider matters to be effectively settled once the taxing authority has completed all of its required or 
expected examination procedures, including all appeals and administrative reviews, we have no plans to appeal or litigate any aspect 
of the tax position, and we believe that it is highly unlikely that the taxing authority would examine or re-examine the related tax 
position. We also accrue for potential interest and penalties related to unrecognized tax benefits in income tax expense.  

Recently issued accounting pronouncements

We have reviewed all recently issued standards and have determined that such standards will not have a material impact on our 
financial statements or do not otherwise apply to our operations.

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Results of operations

A discussion regarding our results of operations for the year ended December 31, 2022 compared to 2021 is presented below. A 
discussion regarding our results of operations for the year ended December 31, 2021 compared to 2020 can be found under Part II -
Item 7 of our Annual Report on Form 10-K for the year ended December 31, 2021, which was filed with the Securities and Exchange 
Commission (SEC) on February 25, 2022.

The following tables summarize our consolidated statements of operations for the periods presented (in millions):

Revenue:

Product sales

Grant revenue

Collaboration revenue

Total revenue

Operating Expenses:

Cost of sales

Research and development

Selling, general and administrative

Total operating expenses

Income from operations

Interest income 

Other expense, net

Income before income taxes

Provision for income taxes

Net income

Revenue

Years Ended December 31,

Change 2022 vs. 2021

2022

2021

Change

%

$ 

18,435  $ 

17,675  $ 

388 

440 

735 

61 

19,263 

18,471 

5,416 

3,295 

1,132 

9,843 

9,420 

200 

(45)   

9,575 

1,213 

2,617 

1,991 

567 

5,175 

13,296 

18 

(29)   

13,285 

1,083 

760 

(347) 

379 

792 

2,799 

1,304 

565 

4,668 

(3,876) 

182 

(16) 

(3,710) 

130 

$ 

8,362  $ 

12,202  $ 

(3,840) 

 4 %

 (47) %

 621 %

 4 %

 107 %

 65 %

 100 %

 90 %

 (29) %

 1,011 %

 55 %

 (28) %

 12 %

 (31) %

Total revenue increased by $792 million, or 4%, in 2022, primarily due to an increase in product sales. Product sales increased by 
$760 million, or 4%, in 2022 from sales of our COVID-19 vaccines to domestic and international government customers and 
organizations, largely attributable to a higher average selling price and customer mix. Grant revenue decreased by $347 million, or 
47%, in 2022, mainly due to a decrease in grant revenue from BARDA related to our COVID-19 vaccine development in 2022. 
Collaboration revenue increased by $379 million, or 621%, in 2022, mainly attributable to the recognition of Merck's participation 
payment of $250 million related to our PCV collaboration, and the recognition of deferred revenue of $76 million in connection with 
the termination of our collaborations with AstraZeneca. 

Operating expenses

Cost of sales

Our cost of sales was $5.4 billion, or 29% of our product sales, in 2022, including third-party royalties of $1.1 billion. Our cost of 
sales was $2.6 billion, or 15% of our product sales, in 2021, including third-party royalties of $641 million. A portion of the inventory 
costs associated with our product sales for the year ended 2021 was expensed previously. If inventory sold for the year ended 2021 
was valued at cost, including what was expensed as pre-launch inventory, our cost of sales for the period would have been $2.8 
billion, or 16% of our product sales. We utilized all of our pre-launch inventory during 2021. 

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Cost of sales for 2022 increased by $2.8 billion, or 107%, compared to 2021. Cost of sales as a percentage of product sales for 2022 
increased 14 percentage points to 29% from 15% in 2021. These increases were mainly due to write-downs for excess and obsolete 
inventory related to our COVID-19 vaccines, unutilized manufacturing capacity and losses on firm purchase commitments of raw 
materials, driven by a shift in product demand, as well as a catch-up royalty payment of $400 million to the National Institute of 
Allergy and Infectious Diseases, an Institute or Center of the National Institutes of Health (please refer to Note 12 to our consolidated 
financial statements). We expect our cost of sales as a percentage of product sales to increase in 2023 as we likely move from a 
pandemic to an endemic seasonal market environment for our COVID-19 vaccines.

Research and development expenses

Research and development expenses increased by $1.3 billion, or 65%, in 2022. The increase was primarily attributable to an 
increase in clinical trial expenses of $690 million, an increase in clinical manufacturing expenses of $173 million, an increase in 
personnel-related costs of $156 million, acquisition of a Priority Review Voucher for $101 million, and an increase in consulting and 
outside services of $71 million. The increase in 2022 was largely attributable to the late-stage clinical development associated with our 
RSV, seasonal flu and CMV vaccine programs. The increase in personnel-related costs was primarily driven by an increase in the 
number of employees supporting our increased research and development programs and activities.

We expect that research and development expenses will increase in 2023 as we continue to progress our Phase 3 studies for our RSV, 
seasonal flu and CMV vaccine programs, and continue to develop our pipeline and advance our product candidates into later-stage 
development. 

Selling, general and administrative expenses

Selling, general and administrative expenses increased by $565 million, or 100%, in 2022. The increase was mainly due to an increase 
in consulting and outside services of $169 million, an increase in personnel-related costs of $108 million, an increase in marketing 
expense of $89 million, an increase in technology- and facilities-related costs of $51 million, and an endowment to the Moderna 
Charitable Foundation of $50 million. The increase in 2022 was primarily related to our corporate expansion, particular in the 
commercial area and to a lesser extent, in support functions.

We expect that selling, general and administrative expenses will increase in 2023, as we continue to build out our global commercial, 
regulatory, sales and marketing infrastructure, and continue to expand the number of programs and our business operations.

Interest income

Interest income generated from our investments in marketable securities increased by $182 million in 2022, mainly attributable to an 
overall higher interest rate environment and increased investment balances.

Other expense, net

The following table summarizes other expense, net for the periods presented (in millions):

(Loss) gain on investments

Interest expense

Other income (expense), net

Total other expense, net

Years Ended December 31,

Change 2022 vs. 2021

2022

2021

Change

%

$ 

(20)  $ 

(29)   

4 

1  $ 

(17)   

(13)   

$ 

(45)  $ 

(29)  $ 

(21) 

(12) 

17 

(16) 

 (2,100) %

 71 %

 (131) %

 55 %

Total other expense, net increased by $16 million, or 55%, in 2022. The increase was primarily due to a net realized loss on available-
for-sale debt securities as well as an increase in interest expense, partially offset by a gain on equity securities and a net gain related to 
our foreign currency balance sheet hedging activities, foreign currency transactions, and remeasurements. Our interest expense is 
primarily related to our finance leases. The increase in interest expense was driven by new finance leases that commenced in 2022. 
Please refer to Note 11 to our consolidated financial statements.

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Provision for income taxes

Provision for income taxes increased by $130 million, or 12%, in 2022, primarily due to the tax benefit recorded in 2021 related to the 
release of the valuation allowance on the majority of our deferred tax assets. Our effective tax rate for the year ended December 31, 
2022 was 12.7%, which included tax benefits related to foreign-derived intangible income deductions and stock-based compensation. 
Our effective tax rate for the year ended December 31, 2021 was 8.1%, which included tax benefits related to the release of the 
valuation allowance on most of our deferred tax assets, foreign-derived intangible income deduction and stock based compensation. 

Liquidity and capital resources

The following table summarizes our cash, cash equivalents, investments and working capital for each period presented (in millions):

Financial assets:
Cash and cash equivalents
Investments
Investments, non-current

Total

Working capital:
Current assets
Current liabilities

Total

December 31,

December 31,

2022

2021

$ 

$ 

$ 

$ 

3,205  $ 
6,697 
8,318 
18,220  $ 

6,848 
3,879 
6,843 
17,570 

13,431  $ 
4,923 
8,508  $ 

16,071 
9,128 
6,943 

Our cash, cash equivalents and investments are invested in accordance with our investment policy, primarily with a view to liquidity 
and capital preservation. Our investments, consisting primarily of government and corporate debt securities, are stated at fair value. 
Cash, cash equivalents and investments as of December 31, 2022 increased by $650 million, or 4%, compared to December 31, 2021. 
For the year ended December 31, 2022, we generated cash from operations of $5.0 billion, partially offset by repurchases of our 
common stock of $3.3 billion; purchases of property, plant and equipment of $400 million; and unrealized losses on available-for-sale 
debt securities of $412 million.

Working capital, which is current assets less current liabilities, as of December 31, 2022 increased by $1.6 billion, or 23%, compared 
to December 31, 2021, primarily due to a decrease in short-term deferred revenue of $4.2 billion, mainly driven by revenue recognized 
from deferred revenue in excess of customer deposits received, and a decrease in income taxes payable of $828 million. This was 
partially offset by a decrease in accounts receivable of $1.8 billion, a decrease in cash, cash equivalents and short-term investments of 
$825 million, primarily due to purchases of long-term marketable securities, repurchases of our common stock, and income tax 
payments, and a decrease in inventory of $492 million.

Cash flow

The following table summarizes the primary sources and uses of cash for the periods presented (in millions):

Years Ended December 31,

2022

2021

2020

Net cash provided by (used in):

Operating activities

Investing activities

Financing activities

$ 

4,981  $ 

13,620  $ 

(5,176)   

(3,448)   

(8,523)   

(873)   

Net (decrease) increase in cash and cash equivalents

$ 

(3,643)  $ 

4,224  $ 

2,027 

(1,672) 

2,033 

2,388 

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Operating activities

We derive cash flows from operations primarily from cash collected from customer deposits related to our COVID-19 vaccine supply 
agreements as well as certain government-sponsored and private organizations and strategic alliances. Our cash flows from operating 
activities are significantly affected by our use of cash for operating expenses and working capital to support the business. Beginning in 
the third quarter of 2020, we entered into supply agreements with the U.S. Government, other international governments and 
organizations for the supply of our COVID-19 vaccines and received upfront deposits. As of December 31, 2022, we had $2.6 billion 
in deferred revenue related to customer deposits received or billable.

Net cash provided by operating activities in 2022 was $5.0 billion and consisted of net income of $8.4 billion and non-cash 
adjustments of $74 million, plus a net change in assets and liabilities of $3.5 billion. Non-cash items primarily included deferred 
income taxes of $559 million, depreciation and amortization of $348 million, stock-based compensation of $226 million, and 
amortization of investment premiums and discounts of $31 million. The net change in assets and liabilities was primarily due to a 
decrease in deferred revenue of $4.2 billion, an increase in prepaid expenses and other assets of $1.7 billion, and a decrease in income 
taxes payable of $828 million, partially offset by a decrease in accounts receivable of $1.8 billion, an increase in accrued liabilities of 
$612 million, a decrease in inventory of $492 million, and an increase in accounts payable of $240 million.

Net cash provided by operating activities in 2021 was $13.6 billion and consisted of net income of $12.2 billion and non-cash 
adjustments of $110 million, plus a net change in assets and liabilities of $1.3 billion. Non-cash items primarily included deferred 
income taxes of $318 million, depreciation and amortization of $232 million, stock-based compensation of $142 million, and 
amortization of investment premiums and discounts of $54 million. The net change in assets and liabilities was primarily due to an 
increase in deferred revenue of $2.8 billion, an increase in accrued liabilities of $989 million, an increase in income taxes payable of 
$876 million, and an increase in accounts payable of $204 million, partially offset by an increase in accounts receivable of $1.8 
billion, an increase in inventory of $1.4 billion, and an increase in prepaid expenses and other assets of $489 million.

Net cash provided by operating activities in 2020 was $2.0 billion and consisted of net loss of $747 million and non-cash adjustments 
of $196 million, plus a net change in assets and liabilities of $2.6 billion. Non-cash items primarily included stock-based compensation 
of $93 million, leased assets expensed of $62 million, depreciation and amortization of $31 million, and amortization of investment 
premiums and discounts of $10 million. The net change in assets and liabilities was primarily due to an increase in deferred revenue of 
$3.8 billion, an increase in accrued liabilities of $388 million, an increase in accounts payable of $12 million, and an increase in 
operating lease liabilities of $12 million, partially offset by an increase in in accounts receivable of $1.4 billion, an increase in prepaid 
expenses and other assets of $241 million, an increase in inventory of $47 million, and an increase in operating lease right-of-use 
assets of $11 million.

Investing activities

Our primary investing activities consist of purchases, sales, and maturities of our investments and capital expenditures for land, 
leasehold improvements, manufacturing, laboratory, computer equipment, and software.

Net cash used in investing activities in 2022 was $5.2 billion, which included purchases of marketable securities of $11.4 billion, 
purchases of property, plant and equipment of $400 million, and investment in convertible notes and equity securities of $40 million, 
partially offset by proceeds from sales of marketable securities of $3.5 billion and proceeds from maturities of marketable securities of 
$3.2 billion.

Net cash used in investing activities in 2021 was $8.5 billion, which included purchases of marketable securities of $12.7 billion,  
purchases of property, plant and equipment of $284 million, and investment in convertible notes of $30 million, partially offset by 
proceeds from sales of marketable securities of $3.1 billion and proceeds from maturities of marketable securities of $1.3 billion.

Net cash used in investing activities in 2020 was $1.7 billion, which included purchases of marketable securities of $3.0 billion and 
purchases of property, plant and equipment of $68 million, partially offset by proceeds from maturities of marketable securities of $1.1 
billion and proceeds from sales of marketable securities of $215 million.

Financing activities

Our primary financing activities consist of repurchases of common stock, issuance of common stock related to our equity plans and 
finance leases. 

Net cash used in financing activities in 2022 was $3.4 billion, primarily from repurchases of common stock of $3.3 billion and 
changes in financing lease liabilities of $184 million, partially offset by net proceeds from the issuance of common stock in connection 
with the exercise of stock options and employee stock purchases under our equity plans of $65 million.

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Net cash used in financing activities in 2021 was $873 million, primarily from repurchases of common stock of $857 million and 
changes in financing lease liabilities of $140 million, partially offset by net proceeds from the issuance of common stock in connection 
with the exercise of stock options and employee stock purchases under our equity plans of $124 million.

Net cash provided by financing activities in 2020 was $2.0 billion, primarily from net proceeds from equity offerings of $1.9 billion 
and employee stock purchases under our equity plans of $186 million.

Operation and funding requirements

Our principal sources of funding as of December 31, 2022 consisted of cash and cash equivalents, investments, and cash we expect to 
generate from operations. We generated net income of $8.4 billion for the year ended December 31, 2022. We generated net income of 
$12.2 billion for the year ended 2021, following the authorization of our first commercial product in December 2020. From our 
inception to the end of 2020, prior to the authorization of our first commercial product in December 2020, we incurred significant 
losses from operations due to our significant research and development expenses. We have retained earnings of $18.3 billion as of 
December 31, 2022. 

We have significant future capital requirements including expected operating expenses to conduct research and development activities, 
operate our organization, meet capital expenditure needs, and fund our share repurchase program. We expect our expenses to increase 
in connection with our ongoing activities, particularly as we continue research and development of our development candidates and 
clinical activities for our investigational medicines. We also expect our expenses to increase associated with manufacturing costs, 
including our arrangements with our international supply and manufacturing partners. Our ongoing work on our RSV, seasonal flu, 
CMV vaccine candidates, and COVID-19 vaccines, including development of any new generations of boosters and vaccines against 
variants of SARS-CoV-2, late-stage clinical development, and buildout of global commercial, regulatory, sales and marketing 
infrastructure will require significant cash outflows, most of which may not be reimbursed or otherwise paid for by our partners or 
collaborators. In addition, we have substantial facility, lease and purchase obligations. We have also entered into certain collaboration 
agreements with third parties that include the funding of certain research and development activities and potential future milestone and 
royalty payments by us.

We believe that our cash, cash equivalents, and investments as of December 31, 2022, will be sufficient to enable us to fund our 
projected operations, capital expenditures and share repurchases through at least the next 12 months from the issuance of the financial 
statements included in this Annual Report on Form 10-K. We are subject to all the risks related to the development and 
commercialization of novel medicines, and we may encounter unforeseen expenses, difficulties, complications, delays, and other 
unknown factors, which may adversely affect our business. Our forecast of the period of time through which our financial resources 
will be adequate to support our operations is a forward-looking statement and involves risks and uncertainties, and actual results could 
vary as a result of a number of factors. We have based this estimate on assumptions that may prove to be wrong, and we could utilize 
our available capital resources sooner than we currently expect. 

Contractual obligations and commitments

The following table summarizes our contractual obligations as of December 31, 2022 and the effects that such obligations are expected 
to have on our liquidity and cash flows in future periods (in millions):

Operating leases 
Financing leases (1)
MSC lease (2)
Purchase obligations (3)

Payments Due by Period

Total

Less than 1
year

1 - 3 years

3 - 5 years

More than 5
years

$ 

162  $ 

43  $ 

41  $ 

36  $ 

1,665 

1,019 

2,318 

195 

— 

1,642 

253 

112 

666 

129 

118 

10 

42 

1,088 

789 

— 

Total contractual cash obligations

$ 

5,164  $ 

1,880  $ 

1,072  $ 

293  $ 

1,919 

_______

(1) The amounts in the table include a total payment of $662 million associated with our MTC leases for the optional lease extension 

periods. For accounting purposes, a lease term is the non-cancelable period of the lease and includes options to extend or 
terminate the lease when it is reasonably certain that an option will be exercised. Please refer to Note 11 to our consolidated 
financial statements. 

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(2) We entered into a lease agreement in 2021 for approximately 462,000 square feet in Cambridge, Massachusetts (Moderna Science 
Center) and are currently undergoing an approximately two-year building project. Following the building project, the lease term is 
15 years, subject to our right to extend the lease for up to two additional seven-year terms. The rent will commence on the 
Commencement date defined in the lease agreement that is currently estimated to be the fourth quarter of 2023. 

(3) The amounts represent non-cancelable fixed payment obligations related to purchases of raw materials, contract manufacturing 

services, clinical services and other goods or services in the normal course of business. As of December 31, 2022, $268 million of 
the purchase commitments related to raw materials was recorded as an accrued liability for loss on future firm purchase 
commitments.

We have agreements with certain vendors for various services, including services related to clinical operations, and support and 
contract manufacturing, which we are not contractually able to terminate for convenience. Certain agreements provide for termination 
rights subject to termination fees or wind down costs. Under such agreements, we are contractually obligated to make certain 
payments to vendors, mainly to reimburse them for their unrecoverable outlays incurred prior to cancellation. The exact amounts of 
such obligations are dependent on the timing of termination, and the exact terms of the relevant agreement and cannot be reasonably 
estimated. At December 31, 2022, we had cancelable open purchase orders of $2.5 billion in total under such agreements for our 
clinical operations and support and contract manufacturing. These amounts represent only our estimate of those items for which we 
had a contractual commitment to pay at December 31, 2022, assuming we would not cancel these agreements. The actual amounts we 
pay in the future to the vendors under such agreements may differ from the cancelable open purchase order amounts of $2.5 billion.

In addition to the above obligations, we enter into a variety of agreements and financial commitments in the normal course of 
business. The terms generally allow us the option to cancel, reschedule, and adjust our requirements based on our business needs, prior 
to the delivery of goods or performance of services. It is not possible to predict the maximum potential amount of future payments 
under these agreements due to the conditional nature of our obligations and the unique facts and circumstances involved in each 
particular agreement.

As of December 31, 2022, we did not have any off-balance sheet arrangements that were material or reasonably likely to become 
material to our financial condition or results of operations. 

Item 7A. Quantitative and Qualitative Disclosures about Market Risk

Interest Rate Risk

As of December 31, 2022 and 2021, we had cash, cash equivalents, restricted cash, and investments in marketable securities of $18.2 
billion and $17.6 billion, respectively. Our investment portfolio comprises money market funds and marketable debt securities 
(including U.S. Treasury securities, debt securities of U.S. government agencies and corporate entities, and commercial paper), which 
are classified as available-for-sale securities. Our primary investment objectives are the preservation of capital and the maintenance of 
liquidity, and our investment policy defines allowable investments based on quality of the institutions and financial instruments 
designed to minimize risk exposure. Our exposure to interest rate sensitivity is affected by changes in the general level of U.S. interest 
rates. 

Our marketable securities are subject to interest rate risk and will fall in value if market interest rates increase. Due to the short-term 
maturities and low risk profiles of our investments, we do not anticipate a significant exposure to interest rate risk. If market interest 
rates were to increase immediately and uniformly by one percentage point from levels at December 31, 2022, the net fair value of our 
marketable securities would decrease by approximately $169 million.

Foreign Currency Risk

Our revenue generating activities and operations have been primarily denominated in U.S. dollars. Our significant foreign currency 
revenue exposure for the year ended December 31, 2022 was the equivalent of $5.4 billion in Euros and $1.0 billion in Japanese Yen. 
As we expand internationally our results of operations and cash flows become increasingly subject to fluctuations due to changes in 
foreign currency exchange rates. To help manage the exposure to foreign currency exchange rate fluctuations, we have implemented 
cash flow hedging and balance sheet hedging programs.

Cash Flow Hedging Activities

We hedge foreign currency product sales denominated in Euros and Japanese Yen, including the use of foreign exchange forward 
contracts or purchased options. We hedge our cash flow exposures to reduce the risk that our earnings and cash flows will be 
adversely affected by changes in exchange rates. These transactions are designated and qualify as cash flow hedges. Our foreign 
exchange contracts as of December 31, 2022, carried at fair value, had maturities of up to one month. 

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Balance Sheet Hedging Activities

We use foreign currency forward contracts to mitigate foreign currency exchange risk associated with foreign currency-denominated 
monetary assets and liabilities. These contracts reduce the impact of currency exchange rate movements on our assets and liabilities. 
As of December 31, 2022, our outstanding balance sheet hedging derivatives, carried at fair value, had maturities of less than one 
month.

We enter into these foreign exchange contracts to hedge our forecasted revenue and monetary assets and liabilities denominated in 
foreign currency in the normal course of business and accordingly, they are not speculative in nature. We believe the counterparties to 
our foreign currency forward contracts are creditworthy multinational commercial banks. While we believe the risk of counterparty 
nonperformance is not material, a sustained decline in the financial stability of financial institutions as a result of disruption in the 
financial markets could affect our ability to secure creditworthy counterparties for our foreign currency hedging programs.

Notwithstanding our efforts to mitigate some foreign currency exchange risks, there can be no assurance that our hedging activities 
will adequately protect us against the risks associated with foreign currency fluctuations. As of December 31, 2022, a hypothetical 
adverse movement of 10 percent in foreign currency exchange rates compared to the U.S. dollars across all maturities would have 
resulted in potential declines in the fair value on our foreign currency forward contracts used in cash flow hedging of approximately 
$13 million. As of December 31, 2022, a hypothetical adverse movement of 10 percent in foreign currency exchange rates compared 
to the U.S. dollars across all maturities would have resulted in potential declines in the fair value on our foreign currency forward 
contracts used in balance sheet hedging of approximately $51 million. We expect that any increase or decrease in the fair value of the 
portfolio would be substantially offset by increases or decreases in the underlying exposures being hedged. 

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Item 8. Financial Statements and Supplementary Data

MODERNA, INC.
INDEX TO CONSOLIDATED FINANCIAL STATEMENTS

Report of Independent Registered Public Accounting Firm

Consolidated Balance Sheets as of December 31, 2022 and 2021

Consolidated Statements of Operations for the years ended December 31, 2022, 2021 and 2020

Consolidated Statements of Comprehensive Income (Loss) for the years ended December 31, 2022, 2021 and 2020

Consolidated Statements of Stockholders’ Equity for the years ended December 31, 2022, 2021 and 2020

Consolidated Statements of Cash Flows for the years ended December 31, 2022, 2021 and 2020

Notes to Consolidated Financial Statements

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115

116

117

118

120

121

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Report of Independent Registered Public Accounting Firm

To the Stockholders and the Board of Directors of Moderna, Inc.

Opinion on the Financial Statements

We have audited the accompanying consolidated balance sheets of Moderna, Inc. (the Company) as of December 31, 2022 and 2021, 
the related consolidated statements of operations, comprehensive income (loss), stockholders’ equity, and cash flows for each of the 
three  years  in  the  period  ended  December  31,  2022,  and  the  related  notes  (collectively  referred  to  as  the  “consolidated  financial 
statements”). In our opinion, the consolidated financial statements present fairly, in all material respects, the financial position of the 
Company at December 31, 2022 and 2021, and the results of its operations and its cash flows for each of the three years in the period 
ended December 31, 2022, in conformity with U.S. generally accepted accounting principles.

We  also  have  audited,  in  accordance  with  the  standards  of  the  Public  Company  Accounting  Oversight  Board  (United  States) 
(PCAOB), the Company's internal control over financial reporting as of December 31, 2022, based on criteria established in Internal 
Control-Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway Commission (2013 framework) 
and our report dated February 24, 2023, expressed an unqualified opinion thereon.

Basis for Opinion

These  financial  statements  are  the  responsibility  of  the  Company's  management.  Our  responsibility  is  to  express  an  opinion  on  the 
Company’s financial statements based on our audits. We are a public accounting firm registered with the PCAOB and are required to 
be  independent  with  respect  to  the  Company  in  accordance  with  the  U.S.  federal  securities  laws  and  the  applicable  rules  and 
regulations of the Securities and Exchange Commission and the PCAOB.

We conducted our audits in accordance with the standards of the PCAOB. Those standards require that we plan and perform the audit 
to obtain reasonable assurance about whether the financial statements are free of material misstatement, whether due to error or fraud. 
Our  audits  included  performing  procedures  to  assess  the  risks  of  material  misstatement  of  the  financial  statements,  whether  due  to 
error or fraud, and performing procedures that respond to those risks. Such procedures included examining, on a test basis, evidence 
regarding the amounts and disclosures in the financial statements. Our audits also included evaluating the accounting principles used 
and significant estimates made by management, as well as evaluating the overall presentation of the financial statements. We believe 
that our audits provide a reasonable basis for our opinion.

Critical Audit Matter

The  critical  audit  matter  communicated  below  is  a  matter  arising  from  the  current  period  audit  of  the  financial  statements  that  was 
communicated or required to be communicated to the audit committee and that: (1) relates to accounts or disclosures that are material 
to the financial statements and (2) involved our especially challenging, subjective or complex judgments. The communication of the 
critical audit matter does not alter in any way our opinion on the consolidated financial statements, taken as a whole, and we are not, 
by  communicating  the  critical  audit  matter  below,  providing  a  separate  opinion  on  the  critical  audit  matter  or  on  the  accounts  or 
disclosures to which it relates. 

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Description of 
the Matter

How We 
Addressed the 
Matter in Our 
Audit

Product Sales Revenue Recognition

As  discussed  in  Note  2  to  the  consolidated  financial  statements,  the  Company  has  entered  into  supply 
agreements with the U.S. Government, other international governments and organizations. Under the supply 
agreements, including related amendments, the Company is entitled to upfront deposits for COVID-19 vaccine 
supply,  which  are  initially  recorded  as  deferred  revenue.  Revenue  is  recognized  pursuant  to  Accounting 
Standards Codification Topic 606, Revenue from Contracts with Customers, based on the fixed price per dose 
when  control  of  the  product  has  transferred  and  customer  acceptance  has  occurred,  unless  such  acceptance 
provisions  are  deemed  perfunctory.  The  Company  must  evaluate  the  contractual  terms  and  conditions  in  its 
supply  agreements  to  determine  the  timing  of  revenue  recognition.  For  the  year  ended  December  31,  2022, 
product sales revenue totaled $18.4 billion.

Auditing the Company's revenue recognition was especially challenging due to the volume of executed supply 
agreements, including related amendments, the varying contractual terms within the agreements, and because 
the amounts are material to the consolidated financial statements and related disclosures.
We obtained an understanding, evaluated the design, and tested the operating effectiveness of the Company's 
internal controls over the recognition of revenue related to product sales. This included testing controls over 
the  Company's  process  to  evaluate  the  contractual  terms  of  the  supply  agreements,  including  related 
amendments, and determine the appropriate revenue recognition. We also tested the Company’s controls over 
evaluating  transfer  of  control  and  customer  acceptance,  as  applicable,  and  controls  over  the  Company’s  IT 
systems that are important to the initiation, processing and recording of revenue transactions.

To test the recognition of revenue associated with supply agreements, including related amendments, our audit 
procedures included, among others, evaluating the contractual terms of supply agreements, testing the transfer 
of control, and assessing the timing of revenue recognition. For example, we performed procedures to test the 
completeness  and  accuracy  of  the  underlying  data  in  the  Company’s  revenue  calculations,  including  testing 
the mathematical accuracy of the Company’s calculations, and testing the accuracy of revenue recognized by 
tracing key terms to the supply agreements, including related amendments, and agreeing a sample of revenue 
transactions  to  supporting  documentation,  including  evidence  of  control  transfer.  We  also  assessed  the 
appropriateness of the related disclosures in the consolidated financial statements.

/s/ Ernst & Young LLP

We have served as the Company’s auditor since 2014.

Boston, Massachusetts

February 24, 2023

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MODERNA, INC.
CONSOLIDATED BALANCE SHEETS
(In millions, except per share data)

Assets

Current assets:

Cash and cash equivalents

Investments

Accounts receivable

Inventory

Prepaid expenses and other current assets

Total current assets

Investments, non-current

Property, plant and equipment, net

Right-of-use assets, operating leases

Deferred tax assets

Other non-current assets

Total assets
Liabilities and Stockholders’ Equity

Current liabilities:

Accounts payable

Accrued liabilities

Deferred revenue

Income taxes payable

Other current liabilities

Total current liabilities

Deferred revenue, non-current

Operating lease liabilities, non-current

Financing lease liabilities, non-current

Other non-current liabilities

Total liabilities

Commitments and contingencies (Note 12)

Stockholders’ equity:

Preferred stock, $0.0001; 162 shares authorized as of December 31, 2022 and 2021; no shares 

issued or outstanding at December 31, 2022 and 2021

Common stock, par value $0.0001; 1,600 shares authorized as of December 31, 2022 and 2021; 
385 and 403 shares issued and outstanding as of December 31, 2022 and 2021, respectively

Additional paid-in capital

Accumulated other comprehensive loss

Retained earnings

Total stockholders’ equity 

Total liabilities and stockholders’ equity

December 31,

2022

2021

$ 

3,205  $ 

6,697 

1,385 

949 

1,195 
13,431 

8,318 

2,018 

121 

982 

988 

6,848 

3,879 

3,175 

1,441 

728 
16,071 

6,843 

1,241 

142 

326 

46 

$ 

25,858  $ 

24,669 

$ 

487  $ 

2,101 

2,038 

48 

249 

4,923 

673 

92 

912 

135 

302 

1,472 

6,253 

876 

225 

9,128 

615 

106 

599 

76 

6,735 

10,524 

— 

— 

1,173 

(370)   

18,320 

19,123 

$ 

25,858  $ 

— 

— 

4,211 

(24) 

9,958 

14,145 

24,669 

The accompanying notes are an integral part of these consolidated financial statements.

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MODERNA, INC.
CONSOLIDATED STATEMENTS OF OPERATIONS
(In millions, except per share data)

Years Ended December 31,
2021

2020

2022

Revenue:

Product sales

Grant revenue

Collaboration revenue 

Total revenue

Operating expenses:

Cost of sales

Research and development

Selling, general and administrative

Total operating expenses

Income (loss) from operations

Interest income
Other expense, net

Income (loss) before income taxes

Provision for income taxes

Net income (loss)

Earnings (loss) per share:

Basic

Diluted

Weighted average common shares used in calculation of earnings (loss) per share:

Basic

Diluted

$ 

$ 

$ 

$ 

18,435  $ 

17,675  $ 

388 

440 

735 

61 

19,263 

18,471 

5,416 

3,295 

1,132 

9,843 

9,420 

200 

(45)   

9,575 

1,213 

2,617 

1,991 

567 

5,175 

13,296 

18 

(29)   

13,285 

1,083 

8,362  $ 

12,202  $ 

200 

529 

74 

803 

8 

1,370 

188 

1,566 

(763) 

25 

(6) 

(744) 

3 

(747) 

21.26  $ 

20.12  $ 

30.31  $ 

28.29  $ 

(1.96) 

(1.96) 

394 

416 

403 

431 

381 

381 

The accompanying notes are an integral part of these consolidated financial statements.

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MODERNA, INC.
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
(In millions)

Net income (loss)

Other comprehensive (loss) income, net of tax

Available-for-sale securities:

Years Ended December 31,
2021

2020

2022

$ 

8,362  $ 

12,202  $ 

(747) 

Unrealized (losses) gains on available-for-sale debt securities

Less: net realized losses (gains) on available-for-sale securities reclassified to 
net income (loss)

Net (decrease) increase from available-for-sale debt securities

Cash flow hedges:

Unrealized gains on derivative instruments
Less: net realized (gains) on derivative instruments reclassified to net income 
(loss)

Net (decrease) increase from derivatives designated as hedging instruments

Total other comprehensive (loss) income 
Comprehensive income (loss)

(348)   

26 

(322)   

130 

(154)   

(24)   

(346)   

(42)   

(1)   

(43)   

74 

(58)   

16 

(27)   

2 

(1) 

1 

— 

— 

— 

1 

$ 

8,016  $ 

12,175  $ 

(746) 

The accompanying notes are an integral part of these consolidated financial statements.

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MODERNA, INC.
CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY
(In millions)

Balance at December 31, 2019

Proceeds from public offering of common stock, net of issuance costs of $2

Exercise of options to purchase common stock

Issuance of common stock under employee stock purchase plan

Stock-based compensation

Other comprehensive income, net of tax

Net loss

Balance at December 31, 2020

Balance at December 31, 2020

Exercise of options to purchase common stock

Issuance of common stock under employee stock purchase plan

Stock-based compensation

Other comprehensive loss, net of tax

Repurchase of common stock

Net income

Balance at December 31, 2021

Common Stock

Shares

Amount

337 

$ 

48 

14 

— 

— 

— 

— 

— 

— 

— 

— 

— 

— 

— 

Additional
Paid-In
Capital

Accumulated
Other
Comprehensive
 Income

Accumulated
Deficit

Total
Stockholders’
Equity

$ 

2,670 

$ 

2 

$ 

(1,497)  $ 

1853 

179 

7 

93 

— 

— 

— 

— 

— 

— 

1 

— 

— 

— 

— 

— 

— 

1,175 

1,853 

179 

7 

93 

1 

(747) 

(747) 

399 

$ 

— 

$ 

4,802 

$ 

3 

$ 

(2,244)  $ 

2,561 

Additional
Paid-In
Capital

Accumulated
Other
Comprehensive
(Loss) Income 

Retained 
Earnings 
(Accumulated
Deficit)

Total
Stockholders’
Equity

$ 

(2,244)  $ 

2,561 

$ 

4,802 

$ 

112 

12 

142 

— 

(857) 

— 

3 
— 
— 
— 

(27) 
— 
— 

— 

— 

— 

— 

— 

12,202 

$ 

4,211 

$ 

(24)  $ 

9,958 

$ 

112 

12 

142 

(27) 

(857) 

12,202 

14,145 

Common Stock

Shares

Amount

399 

$ 

7 

— 

— 

— 

(3) 

— 

403 

$ 

— 

— 

— 

— 

— 

— 

— 

— 

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Balance at December 31, 2021

Vesting of restricted common stock

Exercise of options to purchase common stock

Issuance of common stock under employee stock purchase plan

Stock-based compensation

Other comprehensive loss, net of tax

Repurchase of common stock 

Net income

Balance at December 31, 2022

Common Stock

Shares

Amount

403 

$ 

1 

4 

— 

— 

— 

(23) 

— 

385 

$ 

Additional
Paid-In
Capital

Accumulated
Other
Comprehensive
Loss 

$ 

4,211 

$ 

— 

50 

15 

226 
— 

(3,329) 
— 

(24)  $ 
— 
— 
— 
— 

(346) 
— 
— 

Retained 
Earnings

Total
Stockholders’
Equity

9,958 

$ 

14,145 

— 

— 

— 

— 

— 

— 

8,362 

— 

50 

15 

226 

(346) 

(3,329) 

8,362 

$ 

1,173 

$ 

(370)  $ 

18,320 

$ 

19,123 

— 

— 

— 

— 

— 

— 

— 

— 

— 

The accompanying notes are an integral part of these consolidated financial statements.

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MODERNA, INC.
CONSOLIDATED STATEMENTS OF CASH FLOWS
(In millions)

Operating activities

Net income (loss)

Adjustments to reconcile net income (loss) to net cash provided by operating activities:

Years Ended December 31,

2022

2021

2020

$ 

8,362  $ 

12,202  $ 

(747) 

Stock-based compensation

Depreciation and amortization

Leased assets expensed

Amortization/accretion of investments

Deferred income taxes

Other non-cash items

Changes in assets and liabilities:

Accounts receivable

Prepaid expenses and other assets

Inventory

Right-of-use assets, operating leases

Accounts payable

Accrued liabilities

Deferred revenue

Income taxes payable

Operating lease liabilities

Other liabilities

Net cash provided by operating activities

Investing activities

Purchases of marketable securities

Proceeds from maturities of marketable securities

Proceeds from sales of marketable securities

Purchases of property, plant and equipment

Investment in convertible notes and equity securities

Net cash used in investing activities

Financing activities

Proceeds from offerings of common stock, net of issuance costs

Proceeds from issuance of common stock through equity plans

Repurchases of common stock

Changes in financing lease liabilities

Net cash (used in) provided by financing activities

Net (decrease) increase in cash, cash equivalents and restricted cash

Cash, cash equivalents and restricted cash, beginning of year

Cash, cash equivalents and restricted cash, end of year

Supplemental cash flow information

Cash paid for income taxes

Cash paid for interest

Non-cash investing and financing activities

Purchases of property, plant and equipment included in accounts payable and accrued liabilities

226 

348 

— 

31 

(559) 

28 

1,790 

(1,699) 

492 

21 

240 

612 

(4,157) 

(828) 

(14) 

88 

4,981 

142 

232 

— 

54 

(318) 

— 

(1,784) 

(489) 

(1,394) 

(58) 

204 

989 

2,824 

876 

17 

123 

13,620 

(11,435) 

(12,652) 

3,151 

3,548 

(400) 

(40) 

(5,176) 

— 

65 

(3,329) 

(184) 

(3,448) 

(3,643) 

6,860 

1,338 

3,105 

(284) 

(30) 

(8,523) 

— 

124 

(857) 

(140) 

(873) 

4,224 

2,636 

$ 

$ 

$ 

$ 

3,217  $ 

6,860  $ 

2,729  $ 

25  $ 

480  $ 

14  $ 

72  $ 

111  $ 

93 

31 

62 

10 

— 

— 

(1,385) 

(241) 

(47) 

(11) 

12 

388 

3,842 

— 

12 

8 

2,027 

(2,956) 

1,137 

215 

(68) 

— 

(1,672) 

1,853 

186 

— 

(6) 

2,033 

2,388 

248 

2,636 

1 

9 

18 

The accompanying notes are an integral part of these consolidated financial statements.

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1. Description of Business

NOTES TO CONSOLIDATED FINANCIAL STATEMENTS

MODERNA, INC.

Moderna, Inc. (collectively, with its consolidated subsidiaries, any of Moderna, we, us, our or the Company) is a biotechnology 
company pioneering messenger RNA (mRNA) therapeutics and vaccines to create a new class of medicines to improve the lives of 
patients. Our platform builds on continuous advances in basic and applied mRNA science, delivery technology, and manufacturing, 
providing us the capability to pursue in parallel a robust pipeline of new development candidates. We are developing therapeutics and 
vaccines for infectious diseases, immuno-oncology, rare diseases, autoimmune and cardiovascular diseases, independently and with 
our strategic collaborators. 

On December 18, 2020, we received an Emergency Use Authorization (EUA) from the U.S. Food and Drug Administration (FDA) for 
the emergency use of the Moderna COVID-19 Vaccine (also referred to as mRNA-1273 and marketed under the brand name 
Spikevax®). In January 2022, we received full commercial approval for Spikevax in the United States. 

As of December 31, 2022, Spikevax is authorized by the FDA and global regulators in more than 70 countries. In addition, our 
Omicron-targeting bivalent boosters, targeting the BA.1 Omicron variant combined with Spikevax (mRNA-1273.214) and targeting 
the BA.4/BA.5 Omicron variant combined with Spikevax (mRNA-1273.222), are authorized by regulatory agencies around the globe. 
We generate worldwide product sales from Spikevax and the two authorized Omicron-targeting boosters.  

2. Summary of Significant Accounting Policies

Basis of Presentation and Principles of Consolidation

Our consolidated financial statements are prepared in accordance with U.S. generally accepted accounting principles (GAAP). Any 
reference in these notes to applicable guidance is meant to refer to the authoritative accounting principles generally accepted in the 
United States as found in the Accounting Standard Codification (ASC) and Accounting Standards Updates (ASU) of the Financial 
Accounting Standards Board (FASB).

The consolidated financial statements include the Company and its subsidiaries. All intercompany transactions and balances have been 
eliminated in consolidation.

Use of Estimates

We have made estimates and judgments affecting the amounts reported in our consolidated financial statements and the accompanying 
notes. We base our estimates on historical experience and various relevant assumptions that we believe to be reasonable under the 
circumstances, the results of which form the basis for making judgments about the carrying values of assets and liabilities at the date 
of the financial statements and the reported amounts of revenue and expenses during the reporting periods that are not readily apparent 
from other sources. Significant estimates relied upon in preparing these financial statements include, but are not limited to, critical 
accounting policies or estimates related to revenue recognition, income taxes, valuation of deferred tax assets, inventory valuation, 
firm purchase commitment liabilities, fair value of financial instruments, derivative financial instruments, leases, useful lives of 
property, plant and equipment, research and development expense, and stock-based compensation. The actual results that we 
experience may differ materially from our estimates.

Segment Information

We have determined that our chief executive officer is the chief operating decision maker (CODM). The CODM reviews financial 
information presented on a consolidated basis. Resource allocation decisions are made by the CODM based on consolidated results. 
There are no segment managers who are held accountable by the CODM for operations, operating results, and planning for levels or 
components below the consolidated unit level. As such, we have concluded that we operate as one segment. 

Revenue Recognition

Our revenue is primarily generated through product sales. We also generate grant revenue from government-sponsored and private 
organizations, and collaboration revenue through collaboration arrangements. 

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Product Sales 

Product sales are associated with our COVID-19 vaccine supply agreements with the U.S. Government, other international 
governments and organizations. These agreements and related amendments generally do not include variable consideration, such as 
discounts, rebates or returns. Under certain of these agreements, we are entitled to upfront deposits for our COVID-19 vaccine 
supply, initially recorded as deferred revenue. We recognize revenue from product sales, using the five-step model under ASC 606 
(Revenue from Contracts with Customers), based on the fixed price per dose according to the contracts when control of the product 
transfers to the customer and customer acceptance has occurred, unless such acceptance provisions are deemed perfunctory. 

We pay distribution fees to certain customers in connection with the sales of our product. We record distribution fees paid to our 
customers as a reduction of revenue, unless the payment is for a distinct good or service from the customer and we can reasonably 
estimate the fair value of the goods or services received. If both conditions are met, we record the consideration paid to the customer 
as an operating expense. These costs are typically known at the time of sale, resulting in minimal adjustments subsequent to the 
period of sale. Such distribution fees were immaterial for the years ended December 31, 2022 and 2021. We did not have any 
distribution fees for the year ended December 31, 2020.

Grant Revenue

We have contracts with Biomedical Advanced Research and Development Authority (BARDA), a division of the Office of the 
Assistant Secretary for Preparedness and Response (ASPR) within the U.S. Department of Health and Human Services (HHS); the 
U.S. government’s Defense Advanced Research Projects Agency (DARPA); the Bill & Melinda Gates Foundation (Gates Foundation) 
and other government-sponsored and private organizations for research and development related activities that provide for payments 
for reimbursed costs, which may include overhead and general and administrative costs as well as a related profit margin. We 
recognize grant revenue from these contracts as we perform services under these arrangements when the funding is committed. 
Associated expenses are recognized when incurred as research and development expense. Grant revenue and related expenses are 
presented gross in the consolidated statements of operations as we have determined we are the primary obligor under the arrangements 
relative to the research and development services we perform as lead technical expert.

Collaboration Revenue

We have entered into several strategic collaborations and other similar arrangements with third parties for research and other 
licenses, development and commercialization of certain products and product candidates. Such arrangements provide for various 
types of payments to us, including upfront fees, funding of research and development services and preclinical and clinical material, 
technical, development, regulatory, and commercial milestone payments, licensing fees, option exercise fees, and royalty and 
earnout payments on product sales. Such payments are often not commensurate with the timing of revenue recognition and therefore 
result in deferral of revenue recognition. We recognize revenue based on the amount of the transaction price that is allocated to each 
respective performance obligation when or as the performance obligation is satisfied by transferring a promised good or service to 
the customer. 

Cash and Cash Equivalents

We consider all highly liquid investments with an original maturity of 90 days or less from the date of purchase to be cash equivalents.

Restricted Cash

Restricted cash is composed of amounts held on deposit related to our lease arrangements. The funds are maintained in money market 
accounts and are recorded at fair value. Restricted cash is classified as either current or non-current based on the terms of the 
underlying lease arrangement and is included in either prepaid expenses and other current assets or other non-current assets in our 
consolidated balance sheets. 

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Cash, Cash Equivalents and Restricted Cash shown in the Consolidated Statements of Cash Flows

The following table provides a reconciliation of cash, cash equivalents and restricted cash in the consolidated balance sheets that sum 
to the total of the same such amounts shown in the consolidated statements of cash flows (in millions):

Cash and cash equivalents 
Restricted cash (1)
Restricted cash, non-current (2)
Total cash, cash equivalents and restricted cash shown in the consolidated 
statements of cash flows

December 31,

2022

2021

2020

$ 

3,205  $ 

6,848  $ 

2,624 

— 

12 

— 

12 

1 

11 

$ 

3,217  $ 

6,860  $ 

2,636 

(1) Included in prepaid expenses and other current assets in the consolidated balance sheets.
(2) Included in other non-current assets in the consolidated balance sheets. 

Investments

We invest our excess cash balances in marketable debt securities. We classify our investments in marketable debt securities as 
available-for-sale. We report available-for-sale investments at fair value at each balance sheet date, and include any unrealized holding 
gains and losses (the adjustment to fair value) in accumulated other comprehensive (loss) income, a component of stockholders’ 
equity. Realized gains and losses are determined using the specific-identification method, and are included in other expense, net in our 
consolidated statements of operations. We classify our available-for-sale marketable securities as current or non-current based on each 
instrument’s underlying effective maturity date and for which we have the intent and ability to hold the investment for a period of 
greater than 12 months. Marketable securities with maturities of less than 12 months are classified as current and are included in 
investments in the consolidated balance sheets. Marketable securities with maturities greater than 12 months for which we have the 
intent and ability to hold the investment for greater than 12 months are classified as non-current and are included in investments, non-
current in the consolidated balance sheets.

We evaluate securities for impairment at the end of each reporting period. Impairment is evaluated considering numerous factors, and 
their relative significance varies depending on the situation. Factors considered include whether a decline in fair value below the 
amortized cost basis is due to credit-related factors or non-credit-related factors, the financial condition and near-term prospects of the 
issuer, and our intent and ability to hold the investment to allow for an anticipated recovery in fair value. A credit-related impairment 
is recognized as an allowance on the balance sheet with a corresponding adjustment to earnings. Any impairment that is not credit- 
related is recognized in other comprehensive (loss) income, net of applicable taxes. 

Investments in publicly traded equity securities with readily determinable fair values are recorded at quoted market prices for identical 
securities, with changes in fair value recorded in other expense, net, in our consolidated statements of operations. Investments in 
equity securities without readily determinable fair values are recorded at cost minus impairment, if any, adjusted for changes resulting 
from observable price changes in orderly transactions for identical or similar securities. Such adjustments are recorded in other 
expense, net, in our consolidated statements of operations.

Accounts Receivable and Allowance for Doubtful Accounts

We have accounts receivable amounts due from our product sales and related vaccine supply agreements and our grant agreements. 
We also have accounts receivable amounts due from strategic collaborators as a result of manufacturing and research and development 
services provided under collaboration arrangements, or milestones achieved, but not yet paid. Amounts payable to us are recorded as 
accounts receivable when our right to consideration is unconditional. To estimate the allowance for doubtful accounts, we make 
judgments about the creditworthiness of our customers based on ongoing credit evaluation and historical experience. There was no 
allowance for doubtful accounts at December 31, 2022 or 2021. There was no bad debt expense for the years ended December 31, 
2022, 2021 or 2020.

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Concentrations of Credit Risk

Financial instruments that subject us to significant concentrations of credit risk consist primarily of cash equivalents, restricted cash, 
marketable securities, and accounts receivable. Our investment portfolio comprises money market funds and marketable debt 
securities, including U.S. Treasury securities, debt securities of U.S. government agencies and corporate entities and commercial 
paper. Our cash management and investment policy limits investment instruments to investment-grade securities with the objective to 
preserve capital and to maintain liquidity until the funds can be used in business operations. Bank accounts in the United States are 
insured by the Federal Deposit Insurance Corporation (FDIC) up to $250,000. Our primary operating accounts significantly exceed the 
FDIC limits. 

We are also subject to credit risk from our accounts receivable related to our product sales and collaborators. We sell our products 
primarily to U.S. Government, other international governments and organizations. We do not require collateral or other security to 
support accounts receivable. To date, we have not experienced any losses with respect to the collection of our accounts receivable.

Significant Customers

Our accounts receivable are generally unsecured and are from customers in different countries. We generated revenue from product 
sales to the U.S. Government, other international governments and organizations, grants made by government-sponsored and private 
organizations, and to a lesser extent, strategic alliances. 

A significant portion of our revenue to date has been generated from the following entities that accounted for more than 10% of total 
revenue and accounts receivable for the periods presented:

European Commission

U.S. Government (excluding BARDA)

Takeda Pharmaceutical Company

BARDA

Ministry of Health, Labor, and Welfare of Japan

UK Health Security Agency

________
* - Represents an amount of less than 10%

Derivative Instruments and Hedging Activities

Percentage of Revenue
Years Ended December 31,

Percentage of 
Accounts Receivable
December 31,

2022

2021

2020

2022

2021

 28 %

 23 %

 10 %

*

*

*

 32 %

 29 %

*

*

*

*

*

 24 %

*

 65 %

*

*

 29 %

 46 %

*

*

*

 30 %

 11 %

*

*

 16 %

*

*

We record all derivatives on our consolidated balance sheets at fair value. The accounting for changes in the fair value of a derivative 
depends on whether the derivative has been designated and qualifies for hedge accounting. Derivatives designated and qualifying as a 
hedge of the exposure to variability in expected future cash flows, or other types of forecasted transactions, are considered cash flow 
hedges. Hedge accounting generally provides for the matching of the timing of gain or loss recognition on the hedging instrument with 
the recognition of the changes in the fair value of the hedged asset or liability that are attributable to the hedged risk in a fair value 
hedge or the earnings effect of the hedged forecasted transactions in a cash flow hedge. 

The gains or losses resulting from changes in the fair value of cash flow hedges are initially recorded as a component of accumulated 
other comprehensive (loss) income (AOCI) in stockholders’ equity and subsequently reclassified to product sales in the period during 
which the hedged transaction affects earnings. In the event the underlying forecasted transaction does not occur, or it becomes 
probable that it will not occur, within the defined hedge period, we reclassify the gains or losses on the related cash flow hedge from 
AOCI to other expense, net, in our consolidated statements of operations. We may enter into derivative contracts that are intended to 
economically hedge certain risk, even though hedge accounting does not apply or we elect not to apply hedge accounting. Gains or 
losses associated with foreign currency derivatives that are not designated as hedging instruments for accounting purposes are 
recorded within other expense, net, in our consolidated statements of operations. 

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Fair Value Measurements

Fair value is defined as the price that would be received from selling an asset or paid to transfer a liability in an orderly transaction 
between market participants at the measurement date. When determining the fair value measurements for assets and liabilities, which 
are required to be recorded at fair value, we consider the principal or most advantageous market in which we would transact and the 
market-based risk measurements or assumptions that market participants would use in pricing the asset or liability, such as risks 
inherent in valuation techniques, transfer restrictions and credit risk. ASC 820 (Fair Value Measurement) establishes a fair value 
hierarchy for instruments measured at fair value that distinguishes between assumptions based on market data (observable inputs) and 
our assumptions (unobservable inputs). Observable inputs are inputs that market participants would use in pricing the asset or liability 
based on market data obtained from our independent sources. Unobservable inputs are inputs that reflect our assumptions about the 
inputs that market participants would use in pricing the asset or liability, and are developed based on the best information available in 
the circumstances. The following fair value hierarchy is used to classify assets and liabilities based on the observable inputs and 
unobservable inputs used to value the assets and liabilities: 

•

•

•

Level 1: Unadjusted quoted prices in active markets that are accessible at the measurement date for identical, unrestricted 
assets or liabilities;
Level 2: Quoted prices for similar assets and liabilities in active markets, quoted prices in markets that are not active, or 
inputs which are observable, either directly or indirectly, for substantially the full term of the asset or liability; or
Level 3: Prices or valuation techniques that require inputs that are both significant to the fair value measurement and 
unobservable (i.e., supported by little or no market activity).

To the extent that the valuation is based on models or inputs that are less observable or unobservable in the market, the determination 
of fair value requires more judgment. A financial instrument’s level within the fair value hierarchy is based on the lowest level of any 
input that is significant to the fair value measurement.

Our cash equivalents and marketable securities are reported at fair value determined using Level 1 and Level 2 inputs (Note 6). The 
fair value of our foreign currency forward contracts is calculated using Level 2 inputs, which include currency spot rates, forward 
rates, interest rate curve and credit or non-performance risk (Note 7). We do not have any non-financial assets or liabilities that should 
be recognized or disclosed at fair value on a recurring basis at December 31, 2022, 2021, and 2020.

Inventory

Inventory is recorded at the lower of cost or net realizable value, with cost determined using first-in, first-out and average cost 
methods for different components of inventory. We periodically review the composition of inventory in order to identify excess, 
obsolete, slow-moving or otherwise unsaleable items. If unsaleable items are observed and there are no alternate uses for the 
inventory, we will record a write-down to net realizable value in the period that the decline in value is first recognized through a 
charge to cost of sales. The determination of whether inventory costs will be realizable requires estimates by management. If actual 
market conditions are less favorable than projected by management, additional write-downs of inventory may be required. We also 
assess whether we have any excess firm, non-cancelable, purchase commitment liabilities, resulting from our supply agreements with 
third-party vendors, on a quarterly basis. The determination of net realizable value and firm purchase commitment liabilities requires 
judgment, including consideration of many factors, such as estimates of future product demand, product net selling prices, current and 
future market conditions, potential product obsolescence, expiration and utilization of raw materials under firm purchase commitments 
and contractual minimums, among others. We hold raw materials beyond our one year forecasted production plan, which were 
classified as non-current and included in other non-current assets in our consolidated balance sheets.

Pre-launch Inventory 

Costs relating to raw materials and production of inventory in preparation for product launch prior to regulatory approval are 
capitalized when future commercialization is considered probable, the future economic benefit is expected to be realized, and we 
believe that material uncertainties related to the ultimate regulatory approval have been significantly reduced. For pre-launch 
inventory that is capitalized, we consider a number of factors based on the information available at the time, including the product 
candidate’s current status in the drug development and regulatory approval process, results from the related clinical trials, results from 
meetings with relevant regulatory agencies prior to the filing of regulatory applications, potential impediments to the approval process 
such as product safety or efficacy, historical experience, viability of commercialization and market trends. As of December 31, 2022, 
we did not have any capitalized pre-launch inventory on our consolidated balance sheets. 

Property, Plant and Equipment

Property, plant and equipment are stated at cost, net of accumulated depreciation. Depreciation is calculated using the straight-line 
method over the estimated useful lives of the assets. The estimated useful lives of property, plant and equipment are described below:

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Land and land improvements

Manufacturing and laboratory equipment

Leasehold improvements

Computer equipment and software

Furniture and fixtures

Right-of-use asset, financing

Estimated Useful Life
Not depreciated

5 years

Lesser of estimated useful life of improvement
or remaining life of related lease

3 to 5 years

5 years

Lease term

Construction in progress includes direct costs related to the construction of various property, plant and equipment, including leasehold 
improvements, and is stated at original cost. Once the asset is placed into service, these capitalized costs will be allocated to certain 
property, plant and equipment categories and will be depreciated over the estimated useful life of the underlying assets. 

Impairment of Long-Lived Assets

We evaluate our long-lived assets, which consist of property, plant and equipment, to determine if facts and circumstances indicate 
that the carrying amount of assets may not be recoverable. If such facts and circumstances exist, we assess the recoverability of the 
long-lived assets by comparing the projected future undiscounted net cash flows associated with the related asset or group of assets 
over their remaining lives against their respective carrying amounts. If such review indicates that such cash flows are not expected to 
be sufficient to recover the recorded value of the assets, the assets are written down to their estimated fair values based on the expected 
discounted future cash flows attributable to the assets or based on appraisals. Impairment expenses for the years ended December 31, 
2022, 2021 and 2020 were immaterial.

Leases

Leases are classified at their commencement date, which is defined as the date on which the lessor makes the underlying asset 
available for use by the lessee, as either operating or finance leases based on the economic substance of the agreement. We recognize 
lease right-of-use assets and related liabilities in our consolidated balance sheets for both operating and finance leases. Lease liabilities 
are measured at the lease commencement date as the present value of the future lease payments using the interest rate implicit in the 
lease. If the rate implicit is not readily determinable, we will utilize our incremental borrowing rate as of the lease commencement 
date. Lease right-of-use assets are measured as the lease liability plus initial direct costs and prepaid lease payments less lease 
incentives. The lease term is the non-cancelable period of the lease and includes options to extend or terminate the lease when it is 
reasonably certain that an option will be exercised. 

We recognize operating lease cost in operating expenses in our consolidated statements of operations, inclusive of rent escalation 
provisions and rent holidays, on a straight-line basis over the respective lease term. For our finance leases, we recognize depreciation 
expense associated with the leased asset acquired and recognize interest expense related to the portion of the financing in our 
consolidated statements of operations. 

We do not separate non-lease components from lease components for all classes of underlying assets. We do not recognize right-of-
use assets and lease liabilities for leases with a lease term of 12 months or less. Instead, these lease payments are recognized in the 
statements of operations on a straight-line basis over the lease term.

Collaboration Arrangements

We analyze our collaboration arrangements to assess whether they are within the scope of ASC 808 (Collaborative Arrangements) to 
determine whether such arrangements involve joint operating activities performed by parties that are both active participants in the 
activities and exposed to significant risks and rewards that are dependent on the commercial success of such activities. To the extent 
the arrangement is within the scope of ASC 808, we assess whether aspects of the arrangement between us and our collaboration 
partner are within the scope of other accounting literature. If we conclude that some or all aspects of the arrangement represent a 
transaction with a customer, we account for those aspects of the arrangement within the scope of ASC 606. Please refer to our 
"Revenue Recognition" policy within Note 2 for additional discussion of revenue recognition under these types of arrangements. If we 
conclude that some or all aspects of the arrangement are within the scope of ASC 808 and do not represent a transaction with a 
customer, we recognize our allocation of the shared costs incurred with respect to the jointly conducted activities as a component of 
the related expense in the period incurred.

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Research and Development Costs

Research and development costs are expensed as incurred. Research and development expenses consist of costs incurred in performing 
research and development activities, including salaries and benefits, facilities costs, overhead costs, contract services, and other 
outside costs. The value of goods and services received from contract research organizations and contract manufacturing organizations 
in the reporting period are estimated based on the level of services performed, and progress in the period in cases when we have not 
received an invoice from the supplier. Research and development costs also include costs and shared cost associated with third-party 
collaboration arrangements, including upfront fees and milestones paid to third-parties in connection with technologies that had not 
reached technological feasibility and did not have an alternative future use. 

Equipment or facilities that are acquired or constructed for research and development activities and that have alternative future uses, in 
research and development projects or otherwise, should be capitalized and depreciated as tangible assets. However, the costs of 
equipment or facilities that are acquired or constructed and intangibles that are purchased from others for a particular research and 
development project, and that have no alternative future uses and therefore no separate economic values, are considered research and 
development costs and expensed when incurred. 

Stock-Based Compensation

We issue stock-based awards to employees and non-employees, generally in the form of stock options, restricted stock units (RSUs), 
and performance stock units (PSUs). We account for our stock-based compensation awards in accordance with ASC 718 
(Compensation—Stock Compensation). Most of our stock-based awards have been made to employees. We measure compensation 
cost for equity awards at their grant-date fair value and recognize compensation expense over the requisite service period, which is 
generally the vesting period, on a straight-line basis. The grant date fair value of stock options is estimated using the Black-Scholes 
option pricing model, which requires management to make assumptions with respect to the fair value of our common stock on the 
grant date, including the expected term of the award, the expected volatility of our stock, calculated based on a period of time 
generally commensurate with the expected term of the award, risk-free interest rates and expected dividend yields of our stock. We 
estimate the expected term of our stock options granted to employees and non-employees using the simplified method, whereby, the 
expected term equals the average of the vesting term and the original contractual term of the option. We utilize this method as we do 
not have sufficient historical exercise data to provide a reasonable basis upon which to estimate the expected term. The expected 
volatility is based on a blended average of average historical stock volatilities of selected guideline companies over the expected term 
of the stock options, historical volatility of our stock price, and implied stock price volatility derived from the price of exchange traded 
options on our stock. We will continue to apply this process until a sufficient amount of historical information regarding the expected 
term and historical volatility of our own stock price becomes available. The grant date fair value of RSUs is estimated based on the 
fair value of our underlying common stock. For performance-based stock awards, we recognize stock-based compensation expense 
over the requisite service period using the accelerated attribution method when achievement is probable. We classify stock-based 
compensation expense in our consolidated statements of operations in the same manner in which the award recipient’s salary and 
related costs are classified or in which the award recipient’s service payments are classified. We made an accounting policy election to 
recognize forfeitures of stock-based awards as they occur.

Income Taxes

We account for income taxes based on an asset and liability approach. We recognize deferred tax assets and liabilities for the expected 
future tax consequences of temporary differences between the financial reporting and tax bases of assets and liabilities. These 
differences are measured using the enacted statutory tax rates and laws that will be in effect when the differences are expected to 
reverse. Valuation allowances are provided when the expected realization of deferred tax assets does not meet a “more likely than not” 
criterion. We make estimates and judgments about our future taxable income that are based on assumptions that are consistent with 
our plans and estimates. Should the actual amounts differ from our estimates, the amount of our valuation allowance could be 
materially impacted. Changes in these estimates may result in significant increases or decreases to our tax provision in a period in 
which such estimates are changed, which in turn would affect net income or loss. We recognize tax benefits from uncertain tax 
positions if we believe the position is more likely than not to be sustained on examination by the taxing authorities based on the 
technical merits of the position. We make adjustments to these tax reserves when facts and circumstances change, such as the closing 
of a tax audit or the refinement of an estimate. The provision for income taxes includes the effects of any reserves for uncertain tax 
positions, as well as the related net interest and penalties.

Earnings (Loss) per Share

We calculate diluted net earnings (loss) per share attributable to common stockholders by dividing net earnings (loss) by the weighted 
average number of common shares outstanding after giving consideration to the dilutive effect of restricted common stock and stock 
options that are outstanding during the period. For periods in which we have generated a net loss, the basic and diluted net loss per 
share attributable to common stockholders are the same, as the inclusion of the potentially dilutive securities would be anti-dilutive.

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Comprehensive Income (Loss)

Comprehensive income (loss) includes net income (loss) and other comprehensive income (loss) for the period. Other comprehensive 
income (loss) consists of unrealized gains and losses on our investments and derivatives designated as hedging instruments. Total 
comprehensive income (loss) for all periods presented has been disclosed in the consolidated statements of comprehensive income 
(loss).

The components of accumulated other comprehensive loss for the years ended December 31, 2022 and 2021 were as follows (in 
millions): 

Unrealized Gain 
(Loss) on Available-
for-Sale Debt 
Securities

Net Unrealized Gain 
(loss) on Derivatives 
Designated As 
Hedging Instruments

Total

Accumulated other comprehensive income, balance at December 31, 2020

Other comprehensive loss

Accumulated other comprehensive loss, balance at December 31, 2021

Other comprehensive loss

Accumulated other comprehensive loss, balance at December 31, 2022

$ 

$ 

3  $ 

(43)   

(40)   

(322)   

(362)  $ 

—  $ 

16 

16 

(24)   

(8)  $ 

3 

(27) 

(24) 

(346) 

(370) 

Share Repurchases

Shares of our common stock repurchased pursuant to our repurchase programs are retired. The purchase price of such repurchased 
shares of common stock is recorded as a reduction to additional paid-in-capital. If the balance in additional paid-in-capital is 
exhausted, the excess is recorded as a reduction to retained earnings.

Recently Issued Accounting Standards Not Yet Adopted

From time to time, new accounting pronouncements are issued by the FASB or other standard setting bodies and adopted by us as of 
the specified effective date. We believe that the impact of recently issued standards that are not yet effective will not have a material 
impact on our consolidated financial statements and disclosures.

3. Product Sales

Product sales are primarily associated with our COVID-19 vaccine supply agreements with the U.S. Government, other international 
governments and organizations. 

Product sales by customer geographic location were as follows for the periods presented (in millions): 

United States

Europe
Rest of world (1)
Total 

Years Ended December 31,

2022

2021

2020

$ 

$ 

4,405  $ 

5,393  $ 

6,732 

7,298 

6,834 

5,448 

18,435  $ 

17,675  $ 

194 

— 

6 

200 

_______
(1) Includes product sales recognized under the agreement with Gavi (on behalf of the COVAX Facility), which facilitates the 

allocation and distribution of our COVID-19 vaccines around the world, particularly for low- and middle-income countries.

As of December 31, 2022, our COVID-19 vaccine (marketed under the brand name Spikevax) and Omicron-targeting bivalent 
boosters (mRNA-1273.214 and mRNA-1273.222) were our only commercial products authorized for use. As of December 31, 2021 
and 2020, our COVID-19 vaccine was our only commercial product authorized for use. 

As of December 31, 2022 and 2021, we had deferred revenue of $2.6 billion and $6.7 billion, respectively, related to customer 
deposits. We expect $2.0 billion of our deferred revenue related to customer deposits as of December 31, 2022 to be realized in less 
than one year. Timing of product manufacturing, delivery and receipt of marketing approval will determine the period in which 
product sales is recognized.

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4. Grant Revenue

In September 2020, we entered into an agreement with the DARPA for an award of up to $56 million to fund development of a mobile 
manufacturing prototype leveraging our existing manufacturing technology that is capable of rapidly producing vaccines and 
therapeutics. As of December 31, 2022, the committed funding, net of revenue earned was $6 million. An additional $24 million of 
funding will be available if DARPA exercises additional contract options.

In April 2020, we entered into an agreement with BARDA for an award of up to $483 million to accelerate development of 
mRNA-1273, our original vaccine candidate against COVID-19. The agreement was amended in both 2020 and 2021 to provide for 
additional commitments to support various late-stage clinical development efforts of mRNA-1273, including a 30,000 participant 
Phase 3 study, pediatric clinical trials and pharmacovigilance studies. In March 2022, we entered into a further amendment to the 
BARDA agreement, increasing the amount of potential reimbursements by $308 million, in connection with costs associated with the 
clinical development for the adolescent and pediatric studies and the Phase 3 pivotal study. The maximum award from BARDA, 
inclusive of the 2020, 2021 and 2022 amendments, was $1.7 billion. All contract options have been exercised. As of December 31, 
2022, the remaining available funding, net of revenue earned was $137 million.

In September 2016, we received from BARDA an award of up to $126 million, subsequently adjusted to $117 million in 2021, to help 
fund our Zika vaccine program. In September 2022, the performance period of the grant expired, and BARDA was released of the 
obligation to fund the remaining $36 million of the award.

In January 2016, we entered a global health project framework agreement with the Gates Foundation to advance mRNA development 
projects for various infectious diseases, including human immunodeficiency virus (HIV). As of December 31, 2022, the available 
funding, net of revenue earned was $6 million, with up to an additional $80 million available if additional follow-on projects are 
approved.

The following table summarizes grant revenue for the periods presented (in millions):

BARDA

Other grant revenue

Total grant revenue

5. Collaboration Agreements

Years Ended December 31,

2022

2021

2020

$ 

$ 

372  $ 

713  $ 

16 

22 

388  $ 

735  $ 

522 

7 

529 

AstraZeneca – Strategic Alliances in Cardiovascular and Oncology

In March 2013, we entered into an Option Agreement, the AZ Option Agreement, and a related Services and Collaboration Agreement 
(2013 AZ Agreements), the AZ Services Agreement, with AstraZeneca, which were amended and restated in June 2018 (2018 A&R 
Agreements). Under the 2018 A&R Agreements, we granted AstraZeneca certain exclusive rights and licenses, and options to obtain 
exclusive rights to develop and commercialize potential therapeutic mRNA medicines directed at certain targets for the treatment of 
cardiovascular and cardiometabolic diseases and cancer, and agreed to provide related services to AstraZeneca. As of the effective 
date of the 2013 AZ Agreements, AstraZeneca made upfront cash payments to us totaling $240 million in exchange for the acquired 
options and our performance of certain research-related services, each as described above. In 2016, AstraZeneca exercised a product 
option under the 2013 AZ Agreements to obtain exclusive rights to develop and commercialize with respect to AstraZeneca's VEGF-A 
product (AZD8601). 

In January 2016, we entered into a Strategic Drug Development Collaboration and License Agreement (2016 AZ Agreement) with 
AstraZeneca to discover, develop and commercialize potential mRNA medicines for the treatment of a range of cancers. Under the 
terms of the 2016 AZ Agreement, we and AstraZeneca agreed to work together on an immuno-oncology program focused on the 
intratumoral delivery of a potential mRNA medicine to make the IL-12 protein. 

In the third quarter of 2022, AstraZeneca terminated our collaborations with them, including the development of VEGF-A and IL-12 
programs, for which termination became effective on November 21, 2022. All rights to these two programs reverted to us. As a result 
of the termination, we recognized the remaining deferred revenue of $76 million as collaboration revenue in the period.

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Merck – Strategic Alliances in Infectious Diseases and Personalized mRNA Cancer Vaccines

2016 Cancer Vaccine Strategic Alliance-Personalized mRNA Cancer Vaccines

In June 2016, we entered into a personalized mRNA cancer vaccines (PCV) Collaboration and License Agreement with Merck (PCV 
Agreement), to develop and commercialize PCVs for individual patients using our mRNA vaccine and formulation technology. Under 
the strategic alliance, we identify genetic mutations present in a particular patient’s tumor cells, synthesize mRNA for these mutations, 
encapsulate the mRNA in one of our proprietary LNPs and administer to each patient a unique mRNA cancer vaccine designed to 
specifically activate the patient’s immune system against her or his own cancer cells. Pursuant to the PCV Agreement, we were 
responsible for designing and researching PCVs, providing manufacturing capacity and manufacturing PCVs, and conducting Phase 1 
and Phase 2 clinical trials for PCVs, alone and in combination with KEYTRUDA (pembrolizumab), Merck’s anti-PD-1 therapy, all in 
accordance with an agreed upon development plan and budget and under the oversight of a committee comprised of equal 
representatives of each party. We received an upfront payment of $200 million from Merck upon execution of the agreement. 

2018 Expansion of the Cancer Vaccine Strategic Alliance-Shared Neoepitope Cancer Vaccines

In April 2018, we and Merck agreed to expand our cancer vaccine strategic alliance to include the development and commercialization 
of our KRAS vaccine development candidate, mRNA-5671 or V941, and potentially other shared neoantigen mRNA cancer vaccines 
(SAVs). We preclinically developed mRNA-5671 prior to its inclusion in the cancer vaccine strategic alliance and it is comprised of a 
novel mRNA construct designed by us and encapsulated in one of our proprietary LNPs. The PCV Agreement was amended and 
restated to include the new SAV strategic alliance (PCV/SAV Agreement). Under the PCV/SAV Agreement, Merck was responsible 
for conducting Phase 1 and Phase 2 clinical trials for mRNA-5671 and for all costs associated with such activities, and we were 
responsible for manufacturing and supplying all mRNA-5671 required to conduct such trials and for all costs and expenses associated 
with such manufacture and supply. Under the PCV/SAV Agreement, our budgeted commitment for PCV increased to $243 million. In 
December 2021, Merck elected to terminate the Merck participation election with respect to the joint SAV program, including KRAS 
development candidate, mRNA-5671.

In September 2022, Merck exercised its option for PCVs, including mRNA-4157, pursuant to the terms of the PCV/SAV Agreement. 
In the fourth quarter of 2022, in accordance with the PCV/SAV Agreement, we granted a worldwide license to Merck for future 
development and commercialization, upon receipt of the participation payment of $250 million from Merck, and recognized 
collaboration revenue of $250 million. Under the PCV/SAV Agreement, we are principally responsible for providing manufacturing 
capacity and manufacturing PCVs for clinical trials and Merck is responsible for conducting the Phase 3 clinical trial for mRNA-4157. 
We and Merck will equally share the costs for the joint operations. A detailed joint development plan and budget are expected to be 
finalized in 2023. We concluded that the collaboration arrangement under the Merck Participation Term is within the scope of 
ASC808.

Vertex – Strategic Alliance in Cystic Fibrosis

2016 Strategic Alliance in Cystic Fibrosis

In July 2016, we entered into a Strategic Collaboration and License Agreement (Vertex Agreement), with Vertex Pharmaceuticals 
Incorporated, and Vertex Pharmaceuticals (Europe) Limited, together, Vertex. The Vertex Agreement, which was amended in July 
2019 (2019 Vertex Amendment), is aimed at the discovery and development of potential mRNA medicines for the treatment of cystic 
fibrosis (CF) by enabling cells in the lungs of people with CF to produce functional cystic fibrosis transmembrane conductance 
regulator (CFTR) proteins. Pursuant to the Vertex Agreement, we lead discovery efforts during an initial research period, leveraging 
our platform technology and mRNA delivery expertise along with Vertex’s scientific experience in CF biology and the functional 
understanding of CFTR. Vertex is responsible for conducting development and commercialization activities for candidates and 
products that arise from the strategic alliance, including the costs associated with such activities. Subject to customary “back-up” 
supply rights granted to Vertex, we exclusively manufacture (or have manufactured) mRNA for preclinical, clinical and 
commercialization purposes. 

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2020 Strategic Alliance in Cystic Fibrosis

In September 2020, we entered into a new Strategic Collaboration and License Agreement with Vertex (Vertex 2020 Agreement). The 
Vertex 2020 Agreement is aimed at the discovery and development of potential medicines to treat CF by delivering gene-editing 
therapies to lung cells to facilitate production of functional CFTR proteins. The three-year research period of the Vertex 2020 
Agreement will initially focus on the identification and optimization of novel LNPs and mRNAs that can deliver gene-editing 
therapies to cells in the lungs. Following the initial three-year period, Vertex is responsible for conducting development and 
commercialization activities for candidates and products that arise from the strategic alliance, including the costs associated with such 
activities. Vertex is also obligated to pay us for research services in connection with our performance of certain activities in 
accordance with a jointly agreed research plan. Subject to customary “back-up” supply rights granted to Vertex, under the agreement, 
we are the exclusive manufacturer of related mRNA and LNPs for preclinical, clinical, and commercialization purposes.

The following table summarizes our total consolidated net revenue from our strategic collaborators for the periods presented (in 
millions):

Years Ended December 31,

Collaboration Revenue by Strategic Collaborator:

2022

2021

2020

Merck

AstraZeneca

Vertex

Other

$ 

309  $ 

23  $ 

80 

48 

3 

7 

26 

5 

Total collaboration revenue

$ 

440  $ 

61  $ 

26 

33 

15 

— 

74 

The following table presents changes in the balances of our receivables and contract liabilities related to our strategic collaboration 
agreements during the year ended December 31, 2022 (in millions):

December 31, 2021

Additions

Deductions

December 31, 2022

Contract Assets:

Accounts receivable

Contract Liabilities:

Deferred revenue

$ 

$ 

9  $ 

318  $ 

(310)  $ 

204  $ 

16  $ 

(139)  $ 

17 

81 

As of December 31, 2022, the aggregated amount of the transaction price allocated to performance obligations under our collaboration 
agreements that are unsatisfied or partially unsatisfied was $89 million.

In addition to the collaborative arrangements mentioned above, we have other collaborative and licensing arrangements that we do not 
consider to be individually significant to our business at this time. Pursuant to these agreements, we may be required to make upfront 
payments and payments upon achievement of various development, regulatory and commercial milestones, which in the aggregate 
could be significant. Future milestone payments, if any, will be reflected in our consolidated financial statements when the 
corresponding events become probable. In addition, we may be required to pay significant royalties on future sales if products related 
to these arrangements are commercialized. 

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6. Financial Instruments and Fair Value Measurements

Cash and Cash Equivalents and Investments

The following tables summarize our cash and available-for-sale securities by significant investment category at December 31, 2022 
and 2021 (in millions):

December 31, 2022

Amortized
Cost

Unrealized
Gains

Unrealized
Losses

Fair Value

Cash and
Cash
Equivalents

Current
Marketable
Securities

Non-
Current
Marketable
Securities

$ 

3,205  $ 

—  $ 

—  $ 

3,205  $ 

3,205  $ 

—  $ 

188 

767 

7,781 

6,595 

148 

— 

— 

— 

— 

— 

— 

— 

(229) 

(226) 

(9) 

188 

767 

7,552 

6,369 

139 

— 

— 

— 

— 

— 

188 

767 

4,182 

1,560 

— 

— 

— 

— 

3,370 

4,809 

139 

$ 

18,684  $ 

—  $ 

(464)  $ 

18,220  $ 

3,205  $ 

6,697  $ 

8,318 

December 31, 2021

Amortized
Cost

Unrealized
Gains

Unrealized
Losses

Fair Value

Cash and
Cash
Equivalents

Current
Marketable
Securities

Non-
Current
Marketable
Securities

$ 

6,848  $ 

—  $ 

—  $ 

6,848  $ 

6,848  $ 

—  $ 

80 

479 

6,595 

3,508 

112 

— 

— 

— 

— 

— 

— 

— 

(31) 

(20) 

(1) 

80 

479 

6,564 

3,488 

111 

— 

— 

— 

— 

— 

80 

479 

1,984 

1,323 

13 

— 

— 

— 

4,580 

2,165 

98 

Cash and cash equivalents

Available-for-sale:

Certificates of deposit

U.S. treasury bills

U.S. treasury notes

Corporate debt securities

Government debt securities

Total

Cash and cash equivalents

Available-for-sale:

Certificates of deposit

U.S. treasury bills

U.S. treasury notes

Corporate debt securities

Government debt securities

Total

$ 

17,622  $ 

—  $ 

(52)  $ 

17,570  $ 

6,848  $ 

3,879  $ 

6,843 

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The amortized cost and estimated fair value of available-for-sale securities, by contractual maturity at December 31, 2022 and 2021 
were as follows (in millions):

Due in one year or less

Due after one year through five years

Total

Due in one year or less

Due after one year through five years

Total

December 31, 2022

Amortized
Cost

Estimated
Fair Value

6,792  $ 

8,687 

6,697 

8,318 

15,479  $ 

15,015 

December 31, 2021

Amortized
Cost

Estimated
Fair Value

3,882  $ 

6,892 

3,879 

6,843 

10,774  $ 

10,722 

$ 

$ 

$ 

$ 

In accordance with our investment policy, we place investments in investment grade securities with high credit quality issuers, and 
generally limit the amount of credit exposure to any one issuer. We evaluate securities for impairment at the end of each reporting 
period. We did not record any impairment charges related to our available-for-sale securities during the years ended December 31, 
2022, 2021, and 2020. We did not recognize any credit-related allowance to available-for-sale securities as of December 31, 2022 and 
2021. 

The following table summarizes the amount of gross unrealized losses and the estimated fair value for our available-for-sale securities 
in an unrealized loss position by length of time the securities have been in an unrealized loss position at December 31, 2022 and 2021 
(in millions):

As of December 31, 2022:
U.S. treasury bills

U.S. treasury notes

Corporate debt securities

Government debt securities

Total

As of December 31, 2021:

U.S. treasury securities
U.S. treasury notes

Corporate debt securities

Government debt securities

Total

Less than 12 Months

12 Months or More

Total

Gross 
Unrealized 
Losses

Estimated 
Fair Value

Gross 
Unrealized 
Losses

Estimated 
Fair Value

Gross 
Unrealized 
Losses

Estimated 
Fair Value

$ 

—  $ 

128  $ 

—  $ 

—  $ 

—  $ 

128 

(101)   

(138)   

(2)   

3,956 

3,505 

46 

(128)   

(88)   

(7)   

3,541 

1,890 

93 

(229)   

(226)   

(9)   

7,497 

5,395 

139 

$ 

(241)  $ 

7,635  $ 

(223)  $ 

5,524  $ 

(464)  $  13,159 

$ 

—  $ 

329  $ 

—  $ 

—  $ 

—  $ 

329 

(31)   

(20)   

(1)   

6,332 

2,573 

112 

— 

— 

— 

— 

1 

— 

(31)   

(20)   

(1)   

6,332 

2,574 

112 

$ 

(52)  $ 

9,346  $ 

—  $ 

1  $ 

(52)  $ 

9,347 

At December 31, 2022 and 2021, we held 582 and 384 available-for-sale securities, respectively, out of our total investment portfolio 
that were in a continuous unrealized loss position. We neither intend to sell these investments nor conclude that we are more-likely-
than-not that we will have to sell them before recovery of their carrying values. We also believe that we will be able to collect both 
principal and interest amounts due to us at maturity.

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Assets and Liabilities Measured at Fair Value on a Recurring Basis

The following tables summarize our financial assets measured at fair value on a recurring basis as of December 31, 2022 and 2021 (in 
millions):

Assets:

Money market funds

Certificates of deposit

U.S. treasury bills

U.S. treasury notes

Corporate debt securities

Government debt securities

Derivative instruments (Note 7)

Total

Liabilities:

Derivative instruments (Note 7)

Assets:

Money market funds

Certificates of deposit

U.S. treasury bills

U.S. treasury notes

Corporate debt securities

Government debt securities

Derivative instruments (Note 7)

Total

Liabilities:

Derivative instruments (Note 7)

Fair value at 
December 31, 
2022

Fair Value Measurement Using

Level 1

Level 2

$ 

1,079  $ 

1,079  $ 

188 

767 

7,552 

6,369 

139 

6 

— 

— 

— 

— 

— 

— 

— 

188 

767 

7,552 

6,369 

139 

6 

$ 

$ 

16,100  $ 

1,079  $ 

15,021 

32  $ 

—  $ 

32 

Fair value at 
December 31, 
2021

Fair Value Measurement Using

Level 1

Level 2

$ 

2,329  $ 

2,329  $ 

80 

479 

6,564 

3,488 

111 

21 

— 

— 

— 

— 

— 

— 

— 

80 

479 

6,564 

3,488 

111 

21 

$ 

$ 

13,072  $ 

2,329  $ 

10,743 

7  $ 

—  $ 

7 

During the years ended December 31, 2022 and 2021, we did not have non-financial assets or liabilities measured at fair value on a 
recurring basis.

In addition, as of December 31, 2022, we had $42 million in equity investments without readily determinable fair values, which are 
recorded within other non-current assets in our consolidated balance sheets and excluded from the fair value measurement tables 
above. We did not have equity investments as of December 31, 2021.

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7. Derivative Financial Instruments

We transact business in various foreign currencies and have international sales and expenses denominated in foreign currencies. 
Therefore, we are exposed to certain risks arising from both our business operations and economic conditions. Our risk management 
strategy includes the use of derivative financial instruments to hedge: (1) forecasted product sales that are denominated in foreign 
currencies and (2) foreign currency exchange rate fluctuations on monetary assets or liabilities denominated in foreign currencies. We 
do not enter into derivative financial contracts for speculative or trading purposes. We do not believe that we are exposed to more than 
a nominal amount of credit risk in our foreign currency hedges, as counterparties are large, global and well-capitalized financial 
institutions. We classify cash flows from our derivative transactions as cash flows from operating activities in our consolidated 
statements of cash flows.

Cash Flow Hedges

We mitigate the foreign exchange risk arising from the fluctuations in foreign currency denominated product sales in Euro and 
Japanese Yen through a foreign currency cash flow hedging program, using forward contracts and foreign currency options that do not 
exceed 15 months in duration. We hedge these cash flow exposures to reduce the risk that our earnings and cash flows will be 
adversely affected by changes in exchange rates. To receive hedge accounting treatment, all hedging relationships are formally 
documented at the inception of the hedge, and the hedges must be highly effective in offsetting changes to future cash flows on hedged 
transactions. The derivative assets or liabilities associated with our hedging activities are recorded at fair value in prepaid expenses 
and other current assets or other current liabilities, respectively, in our consolidated balance sheets. The gains or losses resulting from 
changes in the fair value of these hedges are initially recorded as a component of AOCI in stockholders’ equity and subsequently 
reclassified to product sales in the period during which the hedged transaction affects earnings. In the event the underlying forecasted 
transaction does not occur, or it becomes probable that it will not occur, within the defined hedge period, we reclassify the gains or 
losses on the related cash flow hedge from AOCI to other expense, net, in our consolidated statements of operations. We evaluate 
hedge effectiveness at the inception of the hedge prospectively, and on an on-going basis both retrospectively and prospectively. If we 
do not elect hedge accounting, or the contract does not qualify for hedge accounting treatment, the changes in fair value from period to 
period are recorded as a component of other expense, net, in our consolidated statements of operations. As of December 31, 2022, we 
had net deferred losses of $11 million on our foreign currency forward contracts included in AOCI that are expected to be recognized 
into product sales within the next 12 months.

Balance Sheet Hedges

We enter into foreign currency forward contracts to hedge fluctuations associated with foreign currency denominated monetary assets 
and liabilities, primarily cash, accounts receivable, accounts payable, and lease liabilities in Euro, Swiss Franc and Japanese Yen, that 
are not designated for hedge accounting treatment. Therefore, these forward contracts are accounted for as derivatives whereby the fair 
value of the contracts are reported as prepaid expenses and other current assets or other current liabilities in our consolidated balance 
sheets, and gains and losses resulting from changes in the fair value are recorded as a component of other expense, net, in our 
consolidated statements of operations. The gains and losses on these foreign currency forward contracts generally offset the gains and 
losses in the underlying foreign currency denominated assets and liabilities, which are also recorded to other expense, net, in our 
consolidated statements of operations. 

Total gross notional amount and fair value for foreign currency derivatives were as follows (in millions):

Derivatives designated as cash flow hedging instruments:

Foreign currency forward contracts

Derivatives not designated as hedging instruments:

Foreign currency forward contracts

Total derivatives 

December 31, 2022

Fair Value

Notional Amount

Asset (1)

Liability (2)

$ 

$ 

120  $ 

—  $ 

1,368 
1,488  $ 

6 
6  $ 

11 

21 
32 

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Derivatives designated as cash flow hedging instruments:

Foreign currency forward contracts

Derivatives not designated as hedging instruments

Foreign currency forward contracts

Total 

December 31, 2021

Fair Value

Notional Amount

Asset (1)

Liability (2)

$ 

$ 
$ 

565  $ 

20  $ 

— 

1,370  $ 
1,935  $ 

1  $ 
21  $ 

7 
7 

_________
(1) As presented in the consolidated balance sheets within prepaid expenses and other current assets.
(2) As presented in the consolidated balance sheets within other current liabilities.

Gains on our foreign currency derivatives, net of tax, recognized in our consolidated statements of comprehensive income (loss) for 
the years ended December 31, 2022 and 2021 were as follows (in millions):

Derivatives in cash flow hedging relationships:

Foreign currency forward contracts

Years Ended December 31,

2022

2021

$ 

130  $ 

74 

The effect of derivative instruments in our consolidated statements of operations for the years ended December 31, 2022 and 2021 was 
as follows (in millions):

Statement of Operations 
Classification

Year Ended
December 31, 2022

Year Ended
December 31, 2021

Derivatives in cash flow hedging relationships:

Foreign currency forward contracts

Net gains reclassified from AOCI into income

Product sales

$ 

154 

$ 

58 

Derivatives not designated as hedging instruments:

Foreign currency forward contracts

Net realized and unrealized gains (losses)

Other expense, net

$ 

48 

$ 

(8) 

There were immaterial hedging gains and losses for the year ended December 31, 2020.

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8. Inventory

Inventory as of December 31, 2022 and 2021 consisted of the following (in millions):

Raw materials

Work in progress 

Finished goods

Total inventory

Inventory, non-current (1)

December 31,

December 31,

2022

2021

$ 

$ 

$ 

575  $ 

205 

169 

870 

338 

233 

949  $ 

1,441 

910  $ 

— 

_______
(1)  Consisted of raw materials with an anticipated consumption beyond one year. Inventory, non-current is included in other non-

current assets in the consolidated balance sheets. 

Inventory write-downs as a result of excess, obsolescence, scrap or other reasons, and losses on firm purchase commitments are 
recorded as a component of cost of sales in our consolidated statements of operations. For the year ended December 31, 2022, 
inventory write-downs were $1.3 billion. Inventory write-downs were immaterial for the years ended December 31, 2021 and 2020. 
For the year ended December 31, 2022, losses on firm purchase commitments were $617 million. As of December 31, 2022, the 
accrued liability for loss on firm future purchase commitments in our consolidated balance sheets was $268 million. There were no 
such charges in 2021 or 2020, or accrued liabilities at December 31, 2021.

9. Property, Plant and Equipment

Property, plant and equipment, net as of December 31, 2022 and 2021 consisted of the following (in millions):

Land and land improvements

Manufacturing and laboratory equipment

Leasehold improvements

Furniture and fixtures
Computer equipment and software

Construction in progress

Right-of-use asset, financing

Less: Accumulated depreciation

Property, plant and equipment, net

December 31,

2022

2021

$ 

11  $ 

284 

460 

21 

38 

281 

1,581 

2,676 
(658)   

$ 

2,018  $ 

— 

175 

313 

11 

25 

212 

857 

1,593 
(352) 

1,241 

Depreciation and amortization expense for the years ended December 31, 2022, 2021, and 2020 was $348 million, $232 million, and 
$31 million, respectively.

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10. Other Balance Sheet Components

Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets, as of December 31, 2022 and 2021 consisted of the following (in millions):

Down payments to manufacturing vendors

Down payments for materials and supplies

Prepaid services

Prepaid income taxes

Value added tax receivable

Interest receivable

Tenant improvement allowance receivable

Convertible note receivable

Other current assets

Prepaid expenses and other current assets

Other Non-Current Assets

December 31,

2022

2021

$ 

229  $ 

219 

216 

187 

140 

61 

42 

36 

65 

118 

287 

126 

23 

70 

27 

51 

— 

26 

$ 

1,195  $ 

728 

Other non-current assets, as of December 31, 2022 and 2021 consisted of the following (in millions):

Inventory, non-current (1)
Other

Other non-current assets

_______
(1)  Consisted of raw materials with an anticipated consumption beyond one year. 

Accrued Liabilities

Accrued liabilities, as of December 31, 2022 and 2021 consisted of the following (in millions): 

Manufacturing

Clinical trials
Raw materials
Loss on future firm purchase commitments(1)
Other external goods and services

Royalties

Compensation-related

Development operations

Other

Accrued liabilities

$ 

$ 

$ 

December 31,

2022

2021

910  $ 

78 

988  $ 

— 

46 

46 

December 31,

2022

2021

400  $ 
319 
316 

268 

264 

203 

190 

88 

53 

227 
283 
260 

— 

79 

241 

126 

137 

119 

$ 

2,101  $ 

1,472 

______
(1) Related to losses that are expected to arise from firm, non-cancellable, commitments for future raw material purchases (Note 8).

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Other Current Liabilities

Other current liabilities, as of December 31, 2022 and 2021 consisted of the following (in millions):

Lease liabilities - financing (Note 11)

Lease liabilities - operating (Note 11)

Other

Other current liabilities

Deferred Revenue

December 31,

2022

2021

$ 

$ 

161  $ 

35 

53 

249  $ 

165 

46 

14 

225 

The following table summarizes the activities in deferred revenue during the year ended December 31, 2022 (in millions): 

Product sales

Grant revenue

Collaboration revenue

Total deferred revenue

11. Leases 

December 31, 2021

Additions

Deductions

December 31, 2022

$ 

$ 

6,658  $ 

2,510  $ 

(6,542)  $ 

2,626 

6 

204 

— 

16 

(2)   

(139)   

4 

81 

6,868  $ 

2,526  $ 

(6,683)  $ 

2,711 

We have entered into various long-term non-cancelable lease arrangements for our facilities and equipment expiring at various times 
through 2042. Certain of these arrangements have free rent periods or escalating rent payment provisions, which we recognize lease 
cost under such arrangements on a straight-line basis over the life of the leases. We have two campuses in Massachusetts, our 
Cambridge campus and our Moderna Technology Center (MTC), located in Norwood. We also lease other office and lab spaces 
globally for our business operations.

Cambridge Campus

We occupy a multi-building campus at Technology Square in Cambridge, Massachusetts with a mix of offices and research laboratory 
space totaling approximately 292,000 square feet. Our Cambridge campus leases have expiry ranges from 2024 to 2029. All our 
Cambridge leases are classified as operating leases. 

We are also investing in a new Moderna Science Center (MSC) in Cambridge, Massachusetts to create a purpose-built space to 
support our next chapter of discovery (see Note 12). As of December 31, 2022, we did not gain the control of the underlying leased 
asset at the MSC, and therefore we did not recognize the related right-of-use asset and lease liability on our consolidated balance 
sheets. In connection with our MSC investment, in September 2021, we entered into an amendment to our lease agreements to allow 
for an option for early termination of the leases, either in part or full. Notification of the intent to exercise the option must be provided 
by August 2023. We have not elected to exercise this option. 

Moderna Technology Center

We have an industrial technology center in Norwood, Massachusetts, our Moderna Technology Center (MTC), which comprises three 
buildings, MTC South, MTC North, and MTC East, totaling approximately 686,000 square feet. Our MTC leases expire in 2042 and 
we have the option to extend the term for three extension periods of five years each. All our MTC leases are classified as finance 
leases.

Embedded Leases

We have entered into multiple contract manufacturing service agreements with third parties which contain embedded leases within the 
scope of ASC 842. As of December 31, 2022 and 2021, we had lease liabilities of $440 million and $166 million, respectively, related 
to the embedded leases. As of December 31, 2022 and December 31, 2021, we had right-of-use assets of $639 million and 
$173 million, respectively, related to the embedded leases. All our embedded leases are classified as finance leases.

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Operating and financing lease right-of-use assets and lease liabilities as of December 31, 2022 and 2021 were as follows (in millions):

Assets:

Right-of-use assets, operating, net (1) (2)
Right-of-use assets, financing, net (3) (4)

Total

Liabilities:

Current:

Operating lease liabilities (5)
Financing lease liabilities (5)

Total current lease liabilities 

Non-current:

Operating lease liabilities, non-current

Financing lease liabilities, non-current

Total non-current lease liabilities

Total

December 31,

2022

2021

$ 

$ 

$ 

121  $ 

1,150 

1,271  $ 

35  $ 

161 

196 

92 

912 

1,004 

$ 

1,200  $ 

142 

665 

807 

46 

165 

211 

106 

599 

705 

916 

_______
(1)  These assets are real estate related assets, which include land, office and laboratory spaces.
(2)  Net of accumulated amortization. 
(3)  These assets are real estate assets related to the MTC leases as well as assets related to contract manufacturing service agreements.
(4)  Included in property, plant and equipment in the consolidated balance sheets, net of accumulated depreciation.
(5)  Included in other current liabilities in the consolidated balance sheets.

The components of the lease costs were as follows for the periods presented (in millions):

Operating lease costs

Financing lease costs:

   Amortization of right-of-use assets, financing leases

   Interest expense for financing lease liabilities

Total financing lease costs

Short term lease costs

Variable lease costs

Years ended December 31,

2022

2021

2020

48  $ 

24  $ 

280 

29 

309  $ 

—  $ 

165  $ 

189 

17 

206  $ 

49  $ 

100  $ 

17 

1 

10 

11 

13 

5 

$ 

$ 

$ 

$ 

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Supplemental cash flow information relating to our leases was as follows for the periods presented (in millions):

Cash paid for amounts included in measurement of lease liabilities:

Operating cash flows used in operating leases

Operating cash flows used in financing leases

   Financing cash flows used in financing leases

Operating lease non-cash items:

December 31,

2022

2021

2020

$ 

(57)  $ 

(25)   

(19)  $ 

(14)   

(184)   

(140)   

(15) 

(9) 

(8) 

Changes in right-of-use assets related to lease modifications and reassessments

$ 

Right-of-use assets obtained in exchange for operating lease liabilities

—  $ 

20 

(7)  $ 

72 

Finance lease non-cash items:

Changes in right-of-use assets related to lease modifications and reassessments

$ 

—  $ 

674  $ 

Right-of-use assets obtained in exchange for financing lease liabilities

Changes in financing lease liabilities

777 

4 

126 

3 

Weighted average remaining lease terms and discount rates as of December 31, 2022 and 2021 were as follows:

7 

17 

46 

— 

1 

Remaining lease term:

Operating leases

Finance leases

Discount rate:

Operating leases

Finance leases

December 31,

2022

2021

6 years

22 years

5 years

28 years

 7.5 %

 3.6 %

 6.8 %

 3.1 %

Future minimum lease payments under non-cancelable lease agreements as of December 31, 2022, were as follows (in millions):

Fiscal Year

2023

2024

2025

2026

2027

Thereafter

Total minimum lease payments

Less amounts representing interest

Present value of lease liabilities

Operating Leases

Financing Leases (1)

$ 

43  $ 

22 

19 

18 

18 

42 
162 

$ 

(35)   
127  $ 

195 

126 

127 

106 

23 

1,088 
1,665 

(592) 
1,073 

______
(1)  Include certain optional lease term extensions, predominantly related to the MTC leases, which represent a total of $662 million of 

undiscounted future lease payments.

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12. Commitments and Contingencies

Legal Proceedings

We are involved in various claims and legal proceedings of a nature considered ordinary course in our business. The outcome of any 
such proceedings, regardless of the merits, is inherently uncertain; therefore, assessing the likelihood of loss and any estimated 
damages is difficult and subject to considerable judgment. We are not currently a party to any legal proceedings for which a material 
loss is probable, or for which a loss is reasonably estimable at this time.

Indemnification Obligations

As permitted under Delaware law, we indemnify our officers, directors, and employees for certain events, occurrences while the 
officer, or director is, or was, serving at our request in such capacity. The term of the indemnification is for the officer’s or director’s 
lifetime.

We have standard indemnification arrangements in our leases for laboratory and office space that require us to indemnify the landlord 
against any liability for injury, loss, accident, or damage from any claims, actions, proceedings, or costs resulting from certain acts, 
breaches, violations, or non-performance under our leases.

We enter into indemnification provisions under our agreements with counterparties in the ordinary course of business, typically with 
business partners, contractors, clinical sites and customers. Under these provisions, we generally indemnify and hold harmless the 
indemnified party for losses suffered or incurred by the indemnified party as a result of our activities. These indemnification 
provisions generally survive termination of the underlying agreement. The maximum potential amount of future payments we could be 
required to make under these indemnification provisions is unlimited.

Through December 31, 2022 and 2021, we had not experienced any significant losses related to these indemnification obligations, and 
no material claims were outstanding. We do not expect significant claims related to these indemnification obligations and, 
consequently, concluded that the fair value of these obligations is negligible, and no related reserves were established.

Purchase Commitments and Purchase Orders

We enter into agreements in the normal course of business with vendors and contract manufacturing organizations (CMOs) for raw 
materials and manufacturing services and with vendors for preclinical research studies, clinical trials and other goods or services. As 
of December 31, 2022, we had $2.1 billion of non-cancelable purchase commitments related to raw materials and manufacturing 
agreements, which are expected to be paid through 2026. As of December 31, 2022, $268 million of the purchase commitments related 
to raw materials was recorded as an accrued liability for loss on future firm purchase commitments. As of December 31, 2022, we had 
$177 million of non-cancelable purchase commitments related to clinical services and other goods and services which are expected to 
be paid through 2027. These amounts represent our minimum contractual obligations, including termination fees.

In addition to purchase commitments, we have agreements with third parties for various services, including services related to clinical 
operations and support and contract manufacturing, for which we are not contractually able to terminate for convenience and avoid 
any and all future obligations to the vendors. Certain agreements provide for termination rights subject to termination fees or wind 
down costs. Under such agreements, we are contractually obligated to make certain payments to vendors, mainly, to reimburse them 
for their unrecoverable outlays incurred prior to cancellation. At December 31, 2022, we had cancelable open purchase orders of $2.5 
billion in total under such agreements for our significant clinical operations and support and contract manufacturing. These amounts 
represent only our estimate of those items for which we had a contractual commitment to pay at December 31, 2022, assuming we 
would not cancel these agreements. The actual amounts we pay in the future to the vendors under such agreements may differ from the 
purchase order amounts.

Licenses to Patented Technology

In 2017, we entered into sublicense agreements with Cellscript, LLC and its affiliate, mRNA RiboTherapeutics, Inc. to sublicense 
certain patent rights. Pursuant to each agreement, we are required to pay certain license fees, annual maintenance fees, minimum 
royalties on future net sales and milestone payments contingent on achievement of certain development, regulatory and commercial 
milestones for specified products, on a product-by-product basis. Commercial milestone payments and royalties based on annual net 
sales of licensed products for therapeutic and prophylactic products are accounted for as additional expense of the related product sales 
in the period in which the corresponding sales occur. In 2022, 2021, and 2020 we recognized $635 million, $641 million, and 
$7 million, respectively, of royalties and commercial milestone payments associated with our product sales, which was recorded to 
cost of sales in our consolidated statements of operations.

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In December 2022, we entered into a non-exclusive patent license agreement with the National Institute of Allergy and Infectious 
Diseases (NIAID), an Institute or Center of the National Institutes of Health (NIH) to license certain patent rights concerning 
stabilizing prefusion coronavirus spike proteins and the resulting stabilized proteins for use in COVID-19 vaccine products. Pursuant 
to the agreement, we have agreed to pay low single-digit royalties on future net sales, a minimum annual royalty payment, and certain 
contingent development, regulatory and commercial milestone payments on a licensed product-by-licensed product basis. In addition, 
in December 2022, we made a catch-up royalty payment of $400 million to NIAID, which was recorded to cost of sales in our 
consolidated statements of operations. 

Additionally, we have other in-license agreements with third parties which require us to make future development, regulatory and 
commercial milestone payments for specified products associated with the agreements. The achievement of these milestones was not 
deemed probable as of December 31, 2022. 

Moderna Science Center

In September 2021, we announced an investment in the development of the MSC in Cambridge, Massachusetts. The MSC is expected 
to integrate scientific and non-scientific spaces, including our principal executive offices, and is built to support our growth as we 
continue to advance our pipeline of mRNA medicines. In relation to the investment, we entered into a lease agreement for 
approximately 462,000 square feet and are currently undergoing an approximately two-year building project. Following completion of 
the building project, the lease term is 15 years, subject to our right to extend the lease for up to two additional seven-year terms. 
Pursuant to this lease agreement, we are committed to approximately $1.0 billion non-cancellable rent payments for the initial lease 
term. We expect to begin a phased move-in process in the fourth quarter of  2023.

13. Stockholders' Equity 

On February 14, 2020, we sold 26,315,790 shares of common stock at a price of $19.00 per share through a public equity offering. 
The aggregate net proceeds from the offering were $478 million, net of underwriting discounts, commissions and offering expenses. In 
addition, the underwriters exercised their options to purchase an additional 3,947,368 shares of common stock at the public offering 
price less underwriting discounts, resulting in additional net proceeds of $72 million.

On May 21, 2020, we sold 17,600,000 shares of common stock at a price of $76.00 per share through a public equity offering. The 
aggregate net proceeds from the offering were $1.3 billion, net of underwriting discounts, commissions and offering expenses.

14. Stock-Based Compensation

Equity Plans

In connection with our initial public offering (IPO), we adopted the 2018 Stock Option and Incentive Plan (the 2018 Equity Plan) in 
November 2018. The 2018 Equity Plan became effective on the date immediately prior to the effective date of the IPO and replaced 
our 2016 Stock Option and Incentive Plan (the 2016 Equity Plan). The 2018 Equity Plan provides flexibility to our compensation 
committee to use various equity-based incentive awards as compensation tools to motivate our workforce. The shares of common 
stock underlying any awards that are forfeited, canceled, held back upon exercise or settlement of an award to satisfy the exercise 
price or tax withholding, reacquired by us prior to vesting, satisfied without any issuance of stock, expire or are otherwise terminated 
(other than by exercise) under the 2018 Equity Plan and the 2016 Equity Plan will be added back to the shares of common stock 
available for issuance under the 2018 Equity Plan.

The Board of Directors may grant to employees, nonemployee directors, consultants and independent advisors equity-based awards 
during their period of service, generally in the form of stock options, restricted stock units, and performance stock units. The terms and 
conditions of stock-based awards are defined at the sole discretion of our Board of Directors. We issue service-based awards, vesting 
over a defined period of service, and performance-based awards, vesting upon achievement of defined conditions. Service based 
awards generally vest over a four-year period, with the first 25% of such awards vesting following twelve months of continued 
employment or service. The remaining awards vests in twelve quarterly installments over the following twelve quarters. Stock options 
granted under the 2018 Equity Plan and the 2016 Equity Plan expire ten years from the date of grant and the exercise price must be at 
least equal to the fair market value of common stock on the grant date.

As of December 31, 2022, we had a total of 51 million shares reserved for future issuance under our Equity Plans, of which 28 million 
shares were reserved for equity awards previously granted, and 23 million shares were available for future grants under the 2018 
Equity Plan. No additional awards will be granted under the 2016 Equity Plan as it was replaced by the 2018 Equity Plan.

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Options

We have granted options generally through the 2018 Equity Plan and 2016 Equity Plan. The following table summarizes our option 
activity during the year ended December 31, 2022:

Outstanding at December 31, 2021

Granted

Exercised

Canceled/forfeited

Outstanding at December 31, 2022
Exercisable at December 31, 2022

Expected to vest at December 31, 2022

Number of
Options 
(in millions)

Weighted
Average
Exercise
Price per
Share

Weighted-
Average
Remaining
Contractual
Term

Aggregate
Intrinsic
Value (1)
(in millions)

27.41  $ 

2.69 

(4.78)   

(0.39)   

24.93 
16.91 

8.02 

27.08 

150.05 

10.51 

109.93 

42.23 
22.12 

84.57 

5.8 years $ 

6,247 

5.7 years
4.8 years

7.4 years

3,478 
2,677 

800 

_______
(1) Aggregate intrinsic value is calculated as the difference between the exercise price of the underlying options and the fair value of 

common stock for those options in the money as of December 31, 2022.

The total intrinsic value of options exercised was $714 million, $1.6 billion, and $786 million for the years ended December 31, 2022, 
2021, and 2020, respectively. The aggregate intrinsic value represents the difference between the exercise price and the selling price 
received by option holders upon the exercise of stock options during the period. The excess tax benefits realized from tax deductions 
from option exercises were $144 million and $325 million during the years ended December 31, 2022 and 2021, respectively. For the 
year ended December 31, 2020, there were no excess tax benefits realized from tax deductions from option exercises due to 
cumulative losses and valuation allowances. The total consideration recorded as a result of stock option exercises was 
approximately $50 million, $112 million, and $179 million for the years ended December 31, 2022, 2021, and 2020.

Restricted Common Stock Units (RSUs) and Performance Stock Units (PSUs)

We have granted RSUs and PSUs generally through the 2018 Equity Plan. The following table summarizes our RSU and PSU activity 
during the year ended December 31, 2022:

Outstanding, non-vested at December 31, 2021

Issued
Vested 

Canceled/forfeited

Outstanding, non-vested at December 31, 2022

Number of Units
(in millions)

Weighted Average
Grant Date Fair 
Value per Unit

2.14  $ 
1.83 
(0.82)   

(0.25)   

2.90 

88.55 
149.82 
66.56 

102.66 

132.25 

The total grant date fair value of RSUs and PSUs vested during the years ended December 31, 2022, 2021, and 2020, was $55 million, 
$18 million, and $5 million, respectively. The total intrinsic value of RSUs and PSUs vested during the years ended December 31, 
2022, 2021, and 2020, was $125 million, $141 million and $14 million, respectively.

During 2022 and 2021, we granted an immaterial amount of PSUs, respectively, primarily to certain senior executives with vesting 
that is contingent upon the achievement of specified preestablished goals over the performance period, generally three years. The 
actual number of common shares ultimately issued is calculated by multiplying the number of PSUs by a payout percentage ranging 
from 0% to 200%. The estimated fair value of PSUs is based on the grant date fair value.

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2018 Employee Stock Purchase Plan

In November 2018, we adopted the 2018 Employee Stock Purchase Plan (ESPP). We make one or more offerings, consisting of one or 
more purchase periods, each year to our eligible employees to purchase shares under the ESPP. Offerings usually begin every six 
months and continue for six-month periods, referred to as offering periods. The purchase price at which shares are sold under the 
ESPP equals to 85% of the lower of the fair market value of the shares on the first business day of the offering period or the last 
business day of the purchase period. Employees are generally eligible to participate through payroll deductions of between 1% to 50% 
of their compensation and may not purchase more than 3,000 shares of common stock during each purchase period or $25,000 worth 
of shares of common stock in any calendar year. There were 123,308, 81,423, and 251,752 shares of common stock sold at a weighted 
average price of $122.83, $145.90, and $27.97 per share under the ESPP during the years ended December 31, 2022, 2021, and 2020, 
respectively. As of December 31, 2022, 3 million shares were available for future issuance under the ESPP.

Valuation and Stock-Based Compensation Expense

Stock-based compensation for options granted under our Equity Plans and share purchases under our ESPP is determined using the 
Black-Scholes option pricing model. The weighted-average assumptions used to estimate the fair value of options granted and ESPP 
for the years ended December 31, 2022, 2021, and 2020 were as follows:

Options:

    Risk-free interest rate

    Expected term

    Expected volatility

    Expected dividends

Weighted Average

Years Ended December 31,

2022

2021

2020

 2.46 %

 0.84 %

 0.83 %

6.13 years

6.10 years

6.11 years

 50 %

 — %

 46 %

 — %

 58 %

 — %

    Weighted average fair value per share

$ 

76.02 

$ 

91.84 

$ 

19.30 

ESPP:

Risk-free interest rate

Expected term

Expected volatility

Expected dividends

 3.56 %

 0.08 %

 0.14 %

0.50 years

0.50 years

0.50 years

 51 %

 — %

 34 %

 — %

 54 %

 — %

Weighted average fair value per share

$ 

50.18 

$ 

64.25 

$ 

32.18 

Stock-Based Compensation Expense

The following table presents the components and classification of stock-based compensation expense for the years ended December 
31, 2022, 2021, and 2020 (in millions):

Options

RSUs and PSUs

ESPP

Total

Cost of sales

Research and development
Selling, general and administrative
Total

Years Ended December 31,

2022

2021

2020

123  $ 

96  $ 

97 

6 

42 

4 

226  $ 

142  $ 

45  $ 

22  $ 

93 

88 

68 

52 

226  $ 

142  $ 

78 

12 

3 

93 

— 

56 

37 

93 

$ 

$ 

$ 

$ 

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For the years ended December 31, 2022, 2021, and 2020, we recognized stock-based compensation expense of $18 million, 
$16 million, and $10 million, respectively, related to performance-based awards, including awards with vesting or commencement 
contingent upon our IPO. Stock-based compensation expenses related to non-employee awards were immaterial for the years ended 
December 31, 2022, 2021, and 2020.

As of December 31, 2022, there were $571 million of total unrecognized compensation cost related to non-vested stock-based 
compensation with respect to options, RSUs and PSUs granted. That cost is expected to be recognized over a weighted-average period 
of 2.9 years at December 31, 2022.

Share Repurchase Programs

On August 2, 2021, our Board of Directors authorized a Share Repurchase Program (2021 Repurchase Program) of our common 
stock, with an expiration date no later than August 2, 2023. Pursuant to the 2021 Repurchase Program, we were authorized to 
repurchase up to $1.0 billion of our outstanding common stock. By the end of January 2022, we had repurchased the entire $1.0 billion 
of common stock that was authorized under the 2021 Repurchase Program.

On February 22, 2022, our Board of Directors authorized an additional share repurchase program of our common stock, with no 
expiration date, for up to $3.0 billion. On August 1, 2022, our Board of Directors authorized an increase of $3.0 billion under the 
repurchase program for our common stock, with no expiration date (collectively with the February 22, 2022 authorization, the 2022 
Repurchase Programs). The timing and actual number of shares repurchased under the 2022 Repurchase Programs will depend on a 
variety of factors, including price, general business and market conditions, and other investment opportunities, and shares may be 
repurchased through open market purchases through the use of trading plans intended to qualify under Rule 10b5-1 under the 
Securities Exchange Act of 1934, as amended.

The following table summarizes activity related to our share repurchase programs (in millions, except per share data):

Number of shares repurchased
Average price per share (1)
Aggregate purchase price

Remaining authorization at end of period

_______
(1) Average price paid per share includes related expenses.

15. Employee Benefit Plans

Years Ended December 31,

2022

2021

23

142.83 

3,329 

2,814 

$ 

$ 

$ 

3

245.76 

857 

143 

$ 

$ 

$ 

We provide a retirement savings option to our eligible U.S. employees through the Moderna, Inc. 401(k) Plan (the 401(k) Plan), 
subject to certain limitations. As allowed under Section 401(k) of the Internal Revenue Code, the 401(k) Plan allows tax deferred 
salary deductions for eligible employees. We match 100% of the first 3%, and 50% of the next 3% contributed by a participant. All 
matching contributions are immediately vested. Total matching contributions to the 401(k) Plan were $20 million, $10 million, and $5 
million for the years ended December 31, 2022, 2021, and 2020, respectively.

We maintain various defined benefit plans to provide termination and postretirement benefits to certain eligible employees outside of 
the U.S. The unfunded benefit plan obligations were $8 million and $9 million as of December 31, 2022 and 2021, respectively, which 
were recognized in other long-term liabilities in our consolidated balance sheets.

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16. Income Taxes

Income (loss) before income taxes for the years ended December 31, 2022, 2021, and 2020 consisted of the following (in millions):

United States

Foreign

Income (loss) before income taxes 

Years Ended December 31,

2022

2021

2020

$ 

$ 

9,433  $ 

13,108  $ 

(745) 

142 

177 

1 

9,575  $ 

13,285  $ 

(744) 

The provision for income taxes for the years ended December 31, 2022, 2021, and 2020 consisted of the following components (in 
millions):

Current:

Federal

State

Foreign

Total current
Deferred:

Federal

State

Foreign

Total deferred

Years Ended December 31,

2022

2021

2020

$ 

1,687  $ 

1,304  $ 

$ 

$ 

47 

57 

35 

40 

1,791  $ 

1,379  $ 

(569)  $ 

(288)  $ 

(7)   

(2)   

(6)   

(2)   

(578)   

(296)   

Total provision for income taxes

$ 

1,213  $ 

1,083  $ 

— 

— 

3 

3 

— 

— 

— 

— 

3 

The reconciliation of the federal statutory income tax rate to our effective tax rate for the years ended December 31, 2022, 2021, and 
2020 was as follows:

Federal statutory tax rate

Change in valuation allowance

Foreign-derived intangible income

Stock-based compensation windfall

Federal research and development credits

State taxes, net of federal benefits
Non-deductible items

Other

Effective tax rate

Years Ended December 31,

2022

2021

2020

 21.0 %

 — %

 (7.4) %

 (1.6) %
 (0.5) %

 0.4 %
 — %

 0.8 %

 12.7 %

 21.0 %

 (5.4) %

 (4.8) %

 (2.6) %
 (0.7) %

 0.5 %
 — %

 0.1 %

 8.1 %

 21.0 %

 (47.4) %

 — %

 19.8 %
 3.8 %

 3.6 %
 (0.8) %

 (0.3) %

 (0.3) %

Our effective tax rate for the year ended December 31, 2022 was 12.7% and was lower than the federal statutory tax rate, primarily 
due to the tax benefit of the foreign-derived intangible income deduction (FDII) and excess tax benefit related to stock-based 
compensation. Our effective tax rate for the year ended December 31, 2021 was lower than the federal statutory tax rate primarily due 
to the tax benefits related to the release of the valuation allowance on most of our deferred tax assets, FDII and stock-based 
compensation. Our effective tax rate for the year ended December 31, 2020 was lower than the federal statutory tax rate primarily due 
to the valuation allowance on our deferred tax assets.

As of January 1, 2022, pursuant to the Tax Cuts and Jobs Act of 2017 ("TCJA"), research and development costs in the current period 
are required to be amortized over five or fifteen years, depending on where the research is conducted. The new capitalization 
requirement significantly increased our deferred tax assets and cash tax liabilities, but also decreased our effective tax rate by 
increasing the foreign-derived intangible income deduction.

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The President signed into law the Inflation Reduction Act (the “IRA”) on August 16, 2022. The Act includes a new 15% corporate 
minimum tax and a 1% excise tax on the value of corporate stock repurchases, net of new share issuances, after December 31, 2022. 
We do not expect these provisions to have a material impact on our consolidated financial position; however, we will continue to 
evaluate their impact as further information becomes available.

Deferred income taxes reflect the tax effect of temporary differences between the carrying amount of assets and liabilities for financial 
reporting and the amounts used for income tax purposes, tax credit carryforwards and the tax effect of net operating loss 
carryforwards. Significant components of our deferred tax assets and tax liabilities as of December 31, 2022 and 2021 were as follows 
(in millions):

Deferred tax assets:

Net operating loss carryforwards

Stock-based compensation

Capitalized licenses, research and development and start-up costs

Tax credit carryforwards

Deferred revenue

Operating lease liabilities

Financing lease liabilities

Other comprehensive income

Inventory reserve and capitalization 

Other

Total deferred tax assets

Less: valuation allowance

Net deferred tax assets

Deferred tax liabilities:

Right-of-use assets, financing

Right-of-use assets, operating

Property, plant and equipment

Other

Total deferred tax liabilities

Net deferred tax assets

December 31,

2022

2021

$ 

59  $ 

68 

704 

97 

16 

26 

135 

106 

86 

69 

69 

44 

204 

80 

43 

32 

136 

— 

— 

67 

1,366 

(155)   

1,211  $ 

675 

(149) 

526 

(117)  $ 

(119) 

$ 

$ 

(26)   

(85)   

(1)   

(229)   

$ 

982  $ 

(31) 

(49) 

(1) 

(200) 

326 

On a quarterly basis, we reassess the valuation allowance on our deferred tax assets, weighing positive and negative evidence to assess 
the realizability of the deferred tax assets. In the first quarter of 2021, we reassessed the valuation allowance noting the increase in 
positive evidence, including significant revenue growth, expectations regarding future profitability, and successful supply chain and 
manufacturing capabilities to meet global product demand. After assessing both the positive evidence and negative evidence, we 
determined it was more likely than not that we will realize the majority of our deferred tax assets, and we released the valuation 
allowance on the majority of our deferred tax assets, accordingly. We continue to maintain a valuation allowance on certain state 
deferred tax assets. The valuation allowance increased by $6 million in the year ended December 31, 2022, primarily due to generation 
of state net operating losses and credits.

The table below summarizes changes in the valuation allowance for deferred tax assets for the periods presented (in millions):

Valuation allowance at beginning of the period

Decreases recorded as benefit to income tax provision
Increases to valuation allowance
Valuation allowance at December 31

Years Ended December 31,

2022

2021

2020

$ 

149  $ 

(12)   

18 

823  $ 

(722)   

48 

$ 

155  $ 

149  $ 

471 

— 

352 

823 

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At December 31, 2022, we had $828 million of state net operating loss carryforwards, which begin to expire in 2032. At December 31, 
2022, we also had state research and development tax credit carryforwards of $122 million, the majority of which will begin to expire 
in 2030.

We recognize, in our financial statements, the effect of a tax position when it is more likely than not, based on the technical merits, 
that the position will be sustained upon examination. A reconciliation of the beginning and ending amounts of unrecognized tax 
benefits during the years ended December 31, 2022, 2021, and 2020 were as follows (in millions):

Unrecognized tax benefits at beginning of the period

Decrease due to prior positions:

Tax positions for prior years

Increase due to current year tax positions:

Additions based on tax positions for current year

Additions based on tax positions for prior years

Unrecognized tax benefits at end of the period 

Years Ended December 31,

2022

2021

2020

$ 

68  $ 

—  $ 

(1)   

57 

4 

— 

54 

14 

$ 

128  $ 

68  $ 

— 

— 

— 

— 

— 

As of December 31, 2022, we had $128 million of net unrecognized tax benefits, which would affect our tax rate if recognized. 
Unrecognized tax benefits may change during the next twelve months for items that arise in the ordinary course of business. We do 
not anticipate a material change to our unrecognized tax benefits over the next twelve months that would have an adverse effect on our 
consolidated operating results. We recognize interest and penalties, if applicable, related to uncertain tax positions as a component of 
income tax expense. 

We file U.S. federal income tax returns and income tax returns in various state, local and foreign jurisdictions. All tax years since our 
date of incorporation remain open to examination by the major taxing jurisdictions, as carryforward attributes generated in past years 
may be adjusted upon examination by the Internal Revenue Service or the state authorities. There are no open tax examinations at this 
time.

17. Earnings (Loss) per Share 

The computation of basic earnings (loss) per share (EPS) is based on the weighted-average number of our common shares outstanding. 
The computation of diluted EPS is based on the weighted-average number of our common shares outstanding and potential dilutive 
common shares outstanding during the period as determined by using the treasury stock method.

Basic and diluted EPS for the years ended December 31, 2022, 2021 and 2020 were calculated as follows (in millions, except per 
share data):

Numerator:

Net income (loss)

Denominator:

Years Ended December 31,

2022

2021

2020

$ 

8,362  $ 

12,202  $ 

(747) 

Basic weighted-average common shares outstanding

Effect of dilutive securities

Diluted weighted-average common shares outstanding

394 

22 

416 

403 

28 

431 

381 

— 

381 

Basic EPS

Diluted EPS

$ 

$ 

21.26  $ 

20.12  $ 

30.31  $ 

28.29  $ 

(1.96) 

(1.96) 

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The following common stock equivalents, presented based on amounts outstanding as of December 31, 2022, 2021 and 2020, were 
excluded from the calculation of diluted net income (loss) per share attributable to common stockholders for the periods indicated 
because their inclusion would have been anti-dilutive (in millions):

Options

RSUs and PSUs

Total

18. Geographic Information 

Geographic Revenue

December 31,

2022

2021

2020

3 

— 

3 

1 

— 

1 

34 

2 

36 

We operate in one reporting segment that primarily focuses on the discovery, development and commercialization of mRNA 
medicines. Our chief executive officer manages our operations and evaluates our financial performance on a consolidated basis. Most 
of our principal operations, other than manufacturing, and our decision-making functions are located at our corporate headquarters in 
the United States.

Total revenue by geographic area of our customers and collaboration partners was as follows (in millions): 

United States

Europe
Rest of world (1)
Total 

Years Ended December 31,

2022

2021

2020

$ 

$ 

5,150  $ 

6,177  $ 

6,815 

7,298 

6,846 

5,448 

19,263  $ 

18,471  $ 

764 

33 

6 

803 

_______
(1) Includes product sales recognized under the agreement with Gavi, which facilitates the allocation and distribution of our COVID-19 

vaccines around the world, particularly for low- and middle-income countries.

Our property, plant and equipment, including financing right-of-use assets, by geographic area was as follows (in millions):

United States

Europe

Rest of world
Total

December 31,

2022

2021

$ 

$ 

1,267  $ 

714 

37 
2,018  $ 

1,050 

181 

10 
1,241 

Item 9. Changes in and Disagreements with Accountants on Accounting and Financial Disclosure

None.

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Item 9A. Controls and Procedures 

Evaluation of Disclosure Controls and Procedures

Our management, with the participation of our Chief Executive Officer and our Chief Financial Officer, evaluated the effectiveness of 
our disclosure controls and procedures as of December 31, 2022. The term “disclosure controls and procedures,” as defined in Rules 
13a-15(e) and 15d-15(e) under the Securities Exchange Act of 1934, or the Exchange Act, means controls and other procedures of a 
company that are designed to ensure that information required to be disclosed by a company in the reports that it files or submits under 
the Exchange Act is recorded, processed, summarized and reported, within the time periods specified in the SEC’s rules and forms. 
Disclosure controls and procedures include, without limitation, controls and procedures designed to ensure that information required to 
be disclosed by a company in the reports that it files or submits under the Exchange Act is accumulated and communicated to the 
company’s management, including its principal executive and principal financial officers, as appropriate to allow timely decisions 
regarding required disclosure. Management recognizes that any controls and procedures, no matter how well designed and operated, 
can provide only reasonable assurance of achieving their objectives and management necessarily applies its judgment in evaluating the 
cost-benefit relationship of possible controls and procedures. Based on the evaluation of our disclosure controls and procedures as 
of December 31, 2022, our Chief Executive Officer and Chief Financial Officer concluded that, as of such date, our disclosure controls 
and procedures were effective at the reasonable assurance level.

Management’s Report on Internal Control Over Financial Reporting

Our management is responsible for establishing and maintaining adequate internal control over financial reporting (as such term is 
defined in Exchange Act Rule 13a-15(f)) to provide reasonable assurance regarding the reliability of our financial reporting and the 
preparation of financial statements for external purposes in accordance with generally accepted accounting principles. Management 
assessed our internal control over financial reporting as of December 31, 2022. Management based its assessment on criteria 
established in Internal Control - Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway 
Commission (2013 Framework). Based on that evaluation, our management concluded that our internal control over financial 
reporting was effective as of December 31, 2022. 

The effectiveness of our internal control over financial reporting as of December 31, 2022 has been audited by Ernst & Young LLP, an 
independent registered public accounting firm, as stated in their report included in this Annual Report on Form 10-K.

Changes in Internal Controls over Financial Reporting

During the three months ended December 31, 2022, there were no changes in our internal control over financial reporting (as defined 
in Rules 13a-15(f) and 15d-15(f) under the Exchange Act), which have materially affected, or are reasonably likely to materially 
affect, our internal control over financial reporting.

Inherent Limitations on the Effectiveness of Controls

Our management, including our Chief Executive Officer and Chief Financial Officer, believe that our disclosure controls and 
procedures and internal control over financial reporting are designed to provide reasonable assurance of achieving their objectives and 
are effective at the reasonable assurance level. However, our management does not expect that our disclosure controls and procedures 
or our internal control over financial reporting will prevent all errors and all fraud. A control system, no matter how well-conceived 
and operated, can provide only reasonable, not absolute, assurance that the objectives of the control system are met. Further, the 
design of a control system must reflect the fact that there are resource constraints, and the benefits of controls must be considered 
relative to their costs. Because of the inherent limitations in all control systems, no evaluation of controls can provide absolute 
assurance that all control issues and instances of fraud, if any, have been detected. These inherent limitations include the realities that 
judgments in decision making can be faulty, and that breakdowns can occur because of a simple error or mistake. Additionally, 
controls can be circumvented by the individual acts of some persons, by the collusion of two or more people or by a management 
override of the controls. The design of any system of controls also is based in part upon certain assumptions about the likelihood of 
future events, and there can be no assurance that any design will succeed in achieving its stated goals under all potential future 
conditions; over time, controls may become inadequate because of changes in conditions, or the degree of compliance with policies or 
procedures may deteriorate. Because of the inherent limitations in a cost-effective control system, misstatements due to error or fraud 
may occur and not be detected.

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Report of Independent Registered Public Accounting Firm

To the Stockholders and the Board of Directors of Moderna, Inc.

Opinion on Internal Control Over Financial Reporting

We have audited Moderna, Inc.’s internal control over financial reporting as of December 31, 2022, based on criteria established in 
Internal  Control-Integrated  Framework  issued  by  the  Committee  of  Sponsoring  Organizations  of  the  Treadway  Commission  (2013 
framework) (the COSO criteria). In our opinion, Moderna, Inc. (the Company) maintained, in all material respects, effective internal 
control over financial reporting as of December 31, 2022, based on the COSO criteria.

We  also  have  audited,  in  accordance  with  the  standards  of  the  Public  Company  Accounting  Oversight  Board  (United  States) 
(PCAOB), the consolidated balance sheets of the Company as of December 31, 2022 and 2021, the related consolidated statements of 
operations,  comprehensive  income  (loss),  stockholders’  equity,  and  cash  flows  for  each  of  the  three  years  in  the  period  ended 
December 31, 2022, and the related notes and our report dated February 24, 2023 expressed an unqualified opinion thereon.

Basis for Opinion

The Company’s management is responsible for maintaining effective internal control over financial reporting and for its assessment of 
the effectiveness of internal control over financial reporting included in the accompanying Management’s Report on Internal Control 
Over Financial Reporting. Our responsibility is to express an opinion on the Company’s internal control over financial reporting based 
on  our  audit.  We  are  a  public  accounting  firm  registered  with  the  PCAOB  and  are  required  to  be  independent  with  respect  to  the 
Company in accordance with the U.S. federal securities laws and the applicable rules and regulations of the Securities and Exchange 
Commission and the PCAOB.

We conducted our audit in accordance with the standards of the PCAOB. Those standards require that we plan and perform the audit 
to obtain reasonable assurance about whether effective internal control over financial reporting was maintained in all material respects.

Our audit included obtaining an understanding of internal control over financial reporting, assessing the risk that a material weakness 
exists, testing and evaluating the design and operating effectiveness of internal control based on the assessed risk, and performing such 
other  procedures  as  we  considered  necessary  in  the  circumstances.  We  believe  that  our  audit  provides  a  reasonable  basis  for  our 
opinion.

Definition and Limitations of Internal Control Over Financial Reporting

A company’s internal control over financial reporting is a process designed to provide reasonable assurance regarding the reliability of 
financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting 
principles.  A  company’s  internal  control  over  financial  reporting  includes  those  policies  and  procedures  that  (1)  pertain  to  the 
maintenance  of  records  that,  in  reasonable  detail,  accurately  and  fairly  reflect  the  transactions  and  dispositions  of  the  assets  of  the 
company; (2) provide reasonable assurance that transactions are recorded as necessary to permit preparation of financial statements in 
accordance with generally accepted accounting principles, and that receipts and expenditures of the company are being made only in 
accordance  with  authorizations  of  management  and  directors  of  the  company;  and  (3)  provide  reasonable  assurance  regarding 
prevention or timely detection of unauthorized acquisition, use, or disposition of the company’s assets that could have a material effect 
on the financial statements.

Because of its inherent limitations, internal control over financial reporting may not prevent or detect misstatements. Also, projections 
of any evaluation of effectiveness to future periods are subject to the risk that controls may become inadequate because of changes in 
conditions, or that the degree of compliance with the policies or procedures may deteriorate.

/s/ Ernst & Young LLP

Boston, Massachusetts

February 24, 2023

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Item 9B. Other Information

Effective February 23, 2023, the Compensation and Talent Committee of the Board of Directors approved a new form of Executive 
Severance Plan (the Amended and Restated Executive Severance Plan) that would be applicable to the Company’s Executive 
Committee members.  Under the Amended and Restated Executive Severance Plan, Executive Committee members covered by the 
plan would continue to be eligible for the benefits previously provided for under the predecessor plan, except that in the event of 
termination (or than for Cause, death or Disability) other than in connection with a Change of Control (in each case as defined in the 
Amended and Restated Executive Severance Plan), eligible participants would be entitled to receive their full annual bonus at target, 
rather than a pro-rated bonus based upon weeks lapsed during the year.  The Amended and Restated Executive Severance Plan also 
includes an expanded definition of the circumstances that would constitute termination for Cause and that would render a participant 
ineligible for benefits under the plan. The above summary is not complete and is qualified in its entirety by the Amended and Restated 
Executive Severance Plan, a copy of which is attached hereto as Exhibit 10.11 and is incorporated herein by reference.

On February 21, 2023, Juan Andres, the Company’s President, Strategic Partnerships and Enterprise Expansion, announced his 
decision to retire from the Company in May 2023. Until December 31, 2022, Mr. Andres had served as the Company’s Chief 
Technical Operations and Quality Officer. In connection with his retirement, Mr. Andres will be granted a period of one year from his 
date of retirement to exercise any stock options that are vested, but unexercised as of his retirement date.

Item 9C. Disclosure Regarding Foreign Jurisdictions that Prevent Inspections

None Applicable.

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PART III

Item 10. Directors, Executive Officers and Corporate Governance

The information required by this Item is incorporated herein by reference to the information that will be contained in our proxy 
statement related to the 2023 Annual Meeting of Stockholders, which we intend to file with the Securities and Exchange Commission 
within 120 days of the end of our fiscal year pursuant to General Instruction G(3) of Form 10-K.

Item 11. Executive Compensation

The information required by this Item is incorporated herein by reference to the information that will be contained in our proxy 
statement related to the 2023 Annual Meeting of Stockholders, which we intend to file with the Securities and Exchange Commission 
within 120 days of the end of our fiscal year pursuant to General Instruction G(3) of Form 10-K.

Item 12. Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters

The information required by this Item is incorporated herein by reference to the information that will be contained in our proxy 
statement related to the 2023 Annual Meeting of Stockholders, which we intend to file with the Securities and Exchange Commission 
within 120 days of the end of our fiscal year pursuant to General Instruction G(3) of Form 10-K.

Item 13. Certain Relationships and Related Transactions, and Director Independence

The information required by this Item is incorporated herein by reference to the information that will be contained in our proxy 
statement related to the 2023 Annual Meeting of Stockholders, which we intend to file with the Securities and Exchange Commission 
within 120 days of the end of our fiscal year pursuant to General Instruction G(3) of Form 10-K.

Item 14. Principal Accounting Fees and Services

Our independent public accounting firm is Ernst & Young LLP, Boston, Massachusetts, PCAOB Auditor ID 00042.

The information required by this Item is incorporated herein by reference to the information that will be contained in our proxy 
statement related to the 2023 Annual Meeting of Stockholders, which we intend to file with the Securities and Exchange Commission 
within 120 days of the end of our fiscal year pursuant to General Instruction G(3) of Form 10-K.

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PART IV

Item 15. Exhibits, Financial Statement Schedules

(a) Documents filed as part of this report.

(1)  Financial statements.

For a list of the consolidated financial statements included herein, see “Index to Consolidated Financial Statements” under 
Part II, Item 8 of this Annual Report on Form 10-K.

(2) Schedules.

No financial statement schedules have been submitted because they are not required or are not applicable or because the 
information required is included in the consolidated financial statements or the notes thereto.

(3) Exhibits.

Exhibit 
No.

Exhibit Index

3.1
3.2

4.1

4.2

4.3

10.1#

10.2#

10.3#

10.4†

10.5†

10.6†

10.7

10.8

10.9

10.10

10.11#*

10.12#

10.13#
10.14#
10.15#
10.16#*

10.17#

Amended and Restated Certificate of Incorporation of the Registrant. (2)
Amended and Restated By-laws of the Registrant. (2)

Specimen Common Stock Certificate. (1)
Second Amended and Restated Investors’ Rights Agreement by and among the Registrant and certain of its 
stockholders, dated May 7, 2018. (1)
Description of Capital Stock. (6)

2016 Stock Option and Grant Plan, as amended, and forms of award agreements thereunder. (1)

2018 Stock Option and Incentive Plan and forms of award agreements thereunder. (1)

Form of Indemnification Agreement between the Registrant and each of its directors. (1)

Master Collaboration and License Agreement, by and between Moderna Therapeutics, Inc. and Merck Sharp & Dohme 
Corp., dated as of January 12, 2015, as amended by Amendment No. 1 dated as of January 8, 2016, Amendment No. 2 
dated as of June 28, 2016, Amendment No. 3 dated as of June 28, 2016 and Amendment No. 4 dated as of June 28, 
2016. (1)
Amended and Restated mRNA Cancer Vaccine Collaboration and License Agreement, by and between ModernaTX, 
Inc. and Merck Sharp & Dohme Corp., dated as of April 17, 2018. (1)
Patent Sublicense Agreement, by and among ModernaTX, Inc. and Cellscript, LLC and mRNA RiboTherapeutics, Inc. 
(solely with respect to certain provisions), dated as of June 26, 2017. (1)

Lease Agreement, by and between Moderna Therapeutics, Inc. and ARE-Tech Square, LLC, dated as of May 26, 2016, 
as amended by Amendment No. 1 dated as of August 31, 2016, Amendment No. 2 dated as of December 31, 2016, 
Amendment No. 3 dated as of April 24, 2017, Amendment No. 4 dated as of April 13, 2018. (1)
Fifth Amendment to Lease Agreement, by and between ModernaTX, Inc. and ARE-Tech Square, LLC, dated as of 
August 28, 2019. (3)

Net Lease by and between Moderna Therapeutics, Inc. and Campanelli-TriGate Norwood Upland, LLC, dated as of 
August 29, 2016, as amended by Amendment No. 1 dated as of April 10, 2017 and Amendment No. 2 dated as of 
March 16, 2018. (1)

Third Amendment, dated September 11, 2018, Fourth Amendment, dated March 28, 2019, and Omnibus Amendment, 
dated December 30, 2021, to Net Lease, dated as of August 29, 2016, as amended. (7)
Amended and Restated Executive Severance Plan and Form of Participation Letter, as amended on February 23, 2023. 
Letter Agreement by and between the Company and Stéphane Bancel, dated as of June 13, 2018, as amended by 
Amendment No. 1 dated as of November 4, 2018. (1)
Letter Agreement by and between the Company and Stephen Hoge, dated as of October 17, 2017. (1)
Employment Letter Agreement between ModernaTX, Inc. and Shannon Klinger, dated as of March 4, 2021. (7)
Offer Letter by and between ModernaTX, Inc. and James Mock, dated as of August 15, 2022. (10)
Offer Letter by and between ModernaTX, Inc. and Arpa Garay, dated as of April 21, 2022.

Updated Executive Retirement and Strategic Consulting Agreement, dated May 27, 2022, between ModernaTX, Inc. 
and David Meline. (9)

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10.18#

10.19#

10.20#

10.21#

10.22#

10.23#

10.24#

10.25#

10.26#

10.27#

10.28†

21.1*

23.1*

31.1*

31.2*

32.1+

32.2+

Executive Separation Agreement and Release, dated May 13, 2022, between ModernaTx, Inc. and Jorge Gomez. (8)

Senior Executive Cash Incentive Bonus Plan. (1)

Amended and Restated Non-Employee Director Compensation Policy, effective October 1, 2022. (10)

Form of Indemnification Agreement between the Registrant and each of its officers. (1)

2018 Employee Stock Purchase Plan. (1)

Form of Employee Restricted Stock Unit Award Agreement. (7)

Form of Employee Non-Qualified Stock Option Agreement. (7)

Form of Non-Employee Director Restricted Stock Unit Award Agreement. (7)

Form of Non-Employee Director Non-Qualified Stock Option Agreement. (7)
Form of Performance-Based Restricted Stock Unit Award Agreement under the 2018 Stock Option and Incentive Plan. 
(4)
Global Long Term Agreement, by and among ModernaTX Inc., Lonza Sales Ltd., and Lonza Ltd., dated September 4, 
2020. (5)
Subsidiaries of the Registrant.

Consent of Ernst & Young LLP, Independent Registered Public Accounting Firm.
Certification of Principal Executive Officer pursuant to Rule 13a-14(a) and Rule 15d-14(a) of the Securities Exchange 
Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
Certification of Principal Financial Officer pursuant to Rule 13a-14(a) and Rule 15d-14(a) of the Securities Exchange 
Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

101.INS* XBRL Instance Document

101.SCH* XBRL Taxonomy Extension Schema Document

101.CAL* XBRL Taxonomy Extension Calculation Document

101.DEF* XBRL Taxonomy Extension Definition Linkbase Document

101.LAB* XBRL Taxonomy Extension Labels Linkbase Document

101.PRE* XBRL Taxonomy Extension Presentation Link Document

104*

Cover Page Interactive Data File (formatted as Inline XBRL with applicable taxonomy extension information contained 
in Exhibits 101)

156

Table of Content

____________

* Filed herewith.

† Pursuant to 17 C.F.R. §§230.406 and 230.83, the confidential portions of this exhibit have been omitted and are marked 

accordingly.

# Indicates a management contract or any compensatory plan, contract or arrangement.

+ The certifications furnished in Exhibits 32.1 and 32.2 hereto are deemed to accompany this Annual Report on Form 10-K and 
will not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended. Such certifications 
will not be deemed to be incorporated by reference into any filings under the Securities Act of 1933, as amended, or the 
Securities Exchange Act of 1934, as amended, except to the extent that the Registrant specifically incorporates it by reference.

(1) Incorporated by reference to the Registration Statement on Form S-1 (File No. 333-228300) filed with the Securities and 

Exchange Commission on November 9, 2018.

(2) Incorporated by reference to the Current Report on Form 8-K (File No. 001-38753) filed with the Securities and Exchange 

Commission on December 14, 2018.

(3) Incorporated by reference to the Quarterly Report on Form 10-Q (File No. 001-38753) filed with the Securities and Exchange 

Commission on November 6, 2019. 

(4) Incorporated by reference to the Quarterly Report on Form 10-Q (File No. 001-38753) filed with the Securities and Exchange 

Commission on May 6, 2021.

(5) Incorporated by reference to the Quarterly Report on Form 10-Q (File No. 001-38753) filed with the Securities and Exchange 

Commission on October 30, 2020. 

(6) Incorporated by reference to the Annual Report on Form 10-K (File No. 001-38752) filed with the Securities and Exchange 

Commission on February 27, 2020.

(7) Incorporated by reference to the Annual Report on Form 10-K (File No. 001-38752) filed with the Securities and Exchange 

Commission on February 25, 2022.

(8) Incorporated by reference to the Current Report on Form 8-K/A (File No. 001-38753) filed with the Securities and Exchange 

Commission on May 13, 2022.

(9) Incorporated by reference to the Current Report on Form 8-K/A (File No. 001-38753) filed with the Securities and Exchange 

Commission on June 1, 2022.

(10) Incorporated by reference to the Quarterly Report on Form 10-Q (File No. 001-38753) filed with the Securities and Exchange 

Commission on November 3, 2022.

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Item 16. Form 10-K Summary

Not applicable.

158

Table of Content

Pursuant to the requirements of the Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this 
report to be signed on its behalf by the undersigned, thereunto duly authorized.

SIGNATURES

Date:
February 24, 2023

MODERNA, INC.

By:

/s/ Stéphane Bancel

Stéphane Bancel
Chief Executive Officer and Director

159

 
 
 
 
 
 
 
 
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POWER OF ATTORNEY AND SIGNATURES

Each individual whose signature appears below hereby constitutes and appoints each of Stéphane Bancel and James M. Mock as such 
person’s true and lawful attorney-in-fact and agent with full power of substitution and resubstitution, for such person in such person’s 
name, place and stead, in any and all capacities, to sign any and all amendments to this Annual Report on Form 10-K, and to file the 
same, with all exhibits thereto, and all documents in connection therewith, with the Securities and Exchange Commission granting 
unto each said attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and 
necessary to be done in and about the premises, as fully to all intents and purposes as such person might or could do in person, hereby 
ratifying and confirming all that any said attorney-in-fact and agent, or any substitute or substitutes of any of them, may lawfully do or 
cause to be done by virtue hereof.

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed by the following persons on behalf of 
the Registrant and in the capacities and on the dates indicated.

Signature

Title

Date

/s/ Stéphane Bancel
Stéphane Bancel

/s/ James M. Mock

James M. Mock

/s/ Noubar B. Afeyan, Ph.D.
Noubar B. Afeyan, Ph.D.

/s/ Stephen Berenson
Stephen Berenson

/s/ Sandra Horning, M.D.
Sandra Horning M.D.

/s/ Robert Langer, Sc.D.
Robert Langer, Sc.D.

/s/ Francois Nader, M.D.
Francois Nader M.D.

/s/ Elizabeth Nabel, M.D.
Elizabeth Nabel, M.D.

/s/ Paul Sagan
Paul Sagan

/s/ Elizabeth Tallett
Elizabeth Tallett

Chief Executive Officer and Director 
(Principal Executive Officer)

February 24, 2023

Chief Financial Officer
(Principal Financial Officer and Principal 
Accounting Officer)

February 24, 2023

Chairman and Director

February 24, 2023

February 24, 2023

February 24, 2023

February 24, 2023

February 24, 2023

February 24, 2023

February 24, 2023

February 24, 2023

Director

Director

Director

Director

Director

Director

Director

160

Corporate headquarters
200 Technology Square, Cambridge, MA 02139
phone 617 714 6500 | fax 617 583 1998

modernatx.com

Transfer Agent:
Computershare Trust Company, N.A. 

Audit Firm:
Ernst & Young, LLP