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Soligenix, Inc.

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FY2014 Annual Report · Soligenix, Inc.
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 10-K

(Mark One)

☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.

For the Fiscal Year Ended December 31, 2014

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

For the transition period from ____________ to ____________

Commission File No. 000-16929

SOLIGENIX, INC.
(Exact name of registrant as specified in its charter)

Delaware
(State or other jurisdiction of
incorporation or organization)

29 EMMONS DRIVE, SUITE C-10
PRINCETON, NJ
(Address of principal executive offices)

41-1505029
(I.R.S. Employer
Identification Number)

08540
(Zip Code)

(609) 538-8200
(Registrant’s telephone number, including area code)

Securities registered under Section 12 (b) of the Exchange Act:

Title of Each Class
Common Stock, par value $.001 per share

Name of Each Exchange on Which Registered
OTCQB

Securities registered under Section 12(g) of the Exchange 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 R

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 R

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 R No £

Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Website, if any, every Interactive Data File required
to be submitted and posted 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 and post such files). Yes R No £

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not be contained, to the
best  of  registrant’s  knowledge,  in  definitive  proxy  or  information  statements  incorporated  by  reference  in  Part  III  of  this  10-K  or  any  amendments  to  this
Form 10-K. R

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

the definition of “large accelerated filer”, “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act. (Check one):

Large accelerated filer £

Accelerated filer £

Non-accelerated filer £

Smaller reporting company R

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

The aggregate market value of the common stock held by non-affiliates of the registrant was approximately $26,533,000 (assuming, for this purpose, that
executive officers, directors and holders of 10% or more of the common stock are affiliates), based on the closing price of the registrant’s common stock as
reported on the Over-the-Counter Bulletin Board on June 30, 2014.

As of March 17, 2015, 25,168,354 shares of the registrant’s Common Stock, par value $0.001 per share, were outstanding.

DOCUMENTS INCORPORATED BY REFERENCE: None.

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
SOLIGENIX, INC.

ANNUAL REPORT ON FORM 10-K
For the Year Ended December 31, 2014

Table of Contents

Description

Part I

Part II

  Business
  Risk Factors
  Unresolved Staff Comments
  Properties
  Legal Proceedings

Item  

1.
1A.
1B.
2.
3.

5.
6.
7.
8.
9.
9A.
9B.

10.
11.
12.
13.
14.

  Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities
  Selected Financial Data
  Management’s Discussion and Analysis of Financial Condition and Results of Operations
  Financial Statements and Supplementary Data
  Changes in and Disagreements with Accountants on Accounting and Financial Disclosure
  Controls and Procedures
  Other Information

  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

Part III

Part IV

  Exhibits and Financial Statement Schedules

15.
Signatures
Consolidated Financial Statements

Page

3
25
41
41
41

42
42
43
50
50
50
51

52
57
60
62
63

64
68
F-1

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Item 1. Business

PART I

This  Annual  Report  on  Form  10-K  contains  statements  of  a  forward-looking  nature  relating  to  future  events  or  our  future  financial  performance.  These
statements are only predictions and actual events or results may differ materially. In evaluating such statements, you should carefully consider the various
factors identified in this report that could cause actual results to differ materially from those indicated in any forward-looking statements, including those set
forth in “Risk Factors” in this Annual Report on Form 10-K. See “Cautionary Note Regarding Forward Looking Statements.”

Our Business Overview

We are a late-stage biopharmaceutical company developing product candidates intended to address unmet medical needs in areas of inflammation, oncology,
and biodefense. We maintain two active business segments: BioTherapeutics and Vaccines/BioDefense.

Our  BioTherapeutics  business  segment  is  developing  a  first-in-class  photo-dynamic  therapy  (SGX301)  utilizing  safe,  visible  light  for  the  treatment  of
cutaneous  T-cell  lymphoma  (“CTCL”),  proprietary  formulations  of  oral  beclomethasone  17,21-dipropionate  (“BDP”)  for  the  prevention/treatment  of
gastrointestinal (“GI”) disorders characterized by severe inflammation, including pediatric Crohn’s disease (SGX203) and acute radiation enteritis (SGX201),
and our novel innate defense regulator (“IDR”) technology (SGX942) for the treatment of oral mucositis in head and neck cancer.

Our Vaccines/BioDefense business segment includes active development programs for RiVax™, our ricin toxin vaccine candidate, VeloThrax™, our anthrax
vaccine  candidate,  OrbeShield™,  our  GI  acute  radiation  syndrome  (“GI  ARS”)  therapeutic  candidate  and  SGX943,  our  melioidosis  therapeutic  candidate.
The  development  of  our  vaccine  programs  is  supported  by  our  heat  stabilization  technology,  known  as  ThermoVax™,  under  existing  and  on-going
government contract funding. With the recently awarded government contract from the National Institute of Allergy and Infectious Diseases (“NIAID”), we
will  attempt  to  advance  the  development  of  RiVax™  to  protect  against  exposure  to  ricin  toxin.  We  plan  to  use  the  funds  received  under  our  government
contracts with the Biomedical Advanced Research and Development Authority (“BARDA”) and NIAID to advance the development of OrbeShield™ for the
treatment of GI ARS. Additionally, we have entered into a global and exclusive channel collaboration with Intrexon Corporation (“Intrexon”) through which
we intend to develop and commercialize a human monoclonal antibody therapy (SGX101) to treat melioidosis.

An outline for our business strategy follows:

● Conduct a Phase 3 clinical trial for SGX301 for the treatment of CTCL;
● Conduct a Phase 2 clinical trial of SGX942 for the treatment of oral mucositis in head and neck cancer;
● Initiate a Phase 3 clinical trial of oral BDP, known as SGX203, for the treatment of pediatric Crohn’s disease;
● Evaluate the effectiveness of oral BDP in other therapeutic indications involving inflammatory conditions of the GI tract such as prevention of acute

radiation enteritis;

● Develop  RiVax™  and  VeloThrax™  in  combination  with  our  ThermoVax™  technology,  to  develop  new  heat  stable  vaccines  in  biodefense  and

infectious diseases with the potential to collaborate and/or partner with other companies in these areas;

● Advance the preclinical and manufacturing development of OrbeShield™ as a biodefense medical countermeasure for the treatment of GI ARS;
● Continue to apply for and secure additional government funding for each of our BioTherapeutics and Vaccines/BioDefense programs through grants,

contracts and/or procurements;

● Acquire or in-license new clinical-stage compounds for development; and
● Explore other business development and merger/acquisition strategies, an example of which is our collaboration with Intrexon.

3

 
 
 
 
 
 
 
 
 
 
 
Corporate Information

We  were  incorporated  in  Delaware  in  1987  under  the  name  Biological  Therapeutics,  Inc.  In  1987,  we  merged  with  Biological  Therapeutics,  Inc.,  a  North
Dakota corporation, pursuant to which we changed our name to “Immunotherapeutics, Inc.”  We changed our name to “Endorex Corp.” in 1996, to “Endorex
Corporation” in 1998, to “DOR BioPharma, Inc.” in 2001, and finally to “Soligenix, Inc.” in 2009. Our principal executive offices are located at 29 Emmons
Drive, Suite C-10, Princeton, New Jersey 08540 and our telephone number is (609) 538-8200.

Our Products in Development

The following tables summarize our products under development:

BioTherapeutic Product Candidates

Soligenix Product Candidate  
SGX301

Therapeutic Indication
Cutaneous T-Cell Lymphoma

SGX942

Oral Mucositis in Head and Neck Cancer

SGX203**

Pediatric Crohn’s disease

SGX201**

Acute Radiation Enteritis

Stage of Development
Phase 2 trial completed; demonstrated significantly
higher response rate (p ≤ 0.04) compared to placebo;
Phase 3 clinical trial planned for the first half of 2015,
with data expected in the second half of 2016 

Phase 2 trial initiated in the second half of 2013,
with data expected in the second half of 2015 

Phase 1/2 clinical trial completed June 2013, efficacy data,
pharmacokinetic (PK)/pharmacodynamic (PD)
profile and safety confirmed;
Phase 3 clinical trial planned for the second half of 2015,
with data expected in the first half of 2017 

Phase 1/2 clinical trial complete;
safety and preliminary efficacy demonstrated;
Phase 2 trial planned for the second half of 2015,
with data expected in the second half of 2016

Vaccine Thermostability Platform**

Soligenix Product
ThermoVax™

Indication
Thermostability of aluminum
adjuvanted vaccines 

Stage of Development
Pre-clinical

BioDefense Products**

Soligenix Product
RiVax™

Indication
Vaccine against
Ricin Toxin Poisoning

VeloThrax™

Vaccine against Anthrax Poisoning

Stage of Development
Phase 1B trial complete, safety and neutralizing
antibodies for protection demonstrated;
Phase 1/2 trial planned for the second half of 2015

Pre-clinical;
Phase 1 clinical trial planned for second half of 2016 

OrbeShield™

Therapeutic against GI ARS

Pre-clinical program initiated 

SGX943/SGX101

Melioidosis

Pre-clinical program initiated

** Contingent upon continued government contract/grant funding or other funding source.

4

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
BioTherapeutics Overview

SGX301 – for Treating Cutaneous T-Cell Lymphoma

SGX301 is a novel, first-in-class, photodynamic therapy that utilizes safe visible light for activation. The active ingredient in SGX301 is synthetic hypericin,
a  photosensitizer  which  is  topically  applied  to  skin  lesions  and  then  activated  by  fluorescent  light  16  to  24  hours  later.  Hypericin  is  also  found  in  several
species of Hypericum plants, although the drug used in SGX301 is chemically synthesized by a proprietary manufacturing process and not extracted from
plants. Importantly, hypericin is optimally activated with visible light thereby avoiding the negative consequences of ultraviolet light. Other light therapies
using UVA light result in serious adverse effects including secondary skin cancers.

Combined with photoactivation, in clinical trials hypericin has demonstrated significant anti-proliferative effects on activated normal human lymphoid cells
and inhibited growth of malignant T-cells isolated from CTCL patients. In both settings, it appears that the mode of action is an induction of cell death in a
concentration as well as a light dose-dependent fashion. These effects appear to result, in part, from the generation of singlet oxygen during photoactivation of
hypericin.

Hypericin is one of the most efficient known generators of singlet oxygen, the key component for phototherapy. The generation of singlet oxygen induces
necrosis and apoptosis in adjacent cells. The use of topical hypericin coupled with directed visible light results in generation of singlet oxygen only at the
treated site. We believe that the use of visible light (as opposed to cancer-causing ultraviolet light) is a major advance in photodynamic therapy. In a published
Phase  2  clinical  study  in  CTCL,  after  six  weeks  of  twice-weekly  therapy,  a  majority  of  patients  experienced  a  statistically  significant  (p-value  ≤  0.04)
improvement with topical hypericin treatment whereas the placebo was ineffective: 58.3% compared to 8.3%, respectively.

SGX301  has  received  orphan  drug  designation  from  the  FDA.  The  Orphan  Drug  Act  is  intended  to  assist  and  encourage  companies  to  develop  safe  and
effective therapies for the treatment of rare diseases and disorders. In addition to providing a seven-year term of market exclusivity for SGX301 upon final
FDA approval, orphan drug designation also positions us to be able to leverage a wide range of financial and regulatory benefits, including government grants
for conducting clinical trials, waiver of FDA user fees for the potential submission of a New Drug Application (“NDA”) for SGX301, and certain tax credits.

We anticipate initiating a Phase 3 clinical study of SGX301 in the treatment of CTCL in the first half of 2015.

We estimate the potential worldwide market for SGX301 is in excess of $250 million for all applications, including the treatment of CTCL. This potential
market  information  is  a  forward-looking  statement,  and  investors  are  urged  not  to  place  undue  reliance  on  this  statement.  While  we  have  determined  this
potential market size based on assumptions that we believe are reasonable, there are a number of factors that could cause our expectations to change or not be
realized. See “Risk Factors” and “Cautionary Note Regarding Forward-Looking Statements – Industry Data and Market Information.”

Cutaneous T-Cell Lymphoma

CTCL is a class of non-Hodgkin’s lymphoma (“NHL”), a type of cancer of the white blood cells that are an integral part of the immune system. Unlike most
NHLs, which generally involve B-cell lymphocytes (involved in producing antibodies), CTCL is caused by an expansion of malignant T-cell lymphocytes
(involved  in  cell-mediated  immunity)  normally  programmed  to  migrate  to  the  skin.  These  skin-trafficking  malignant  T-cells  migrate  to  the  skin,  causing
various lesions to appear that may change shape as the disease progresses, typically beginning as a rash and eventually forming plaques and tumors. Mycosis
fungoides (“MF”) is the most common form of CTCL. It generally presents with skin involvement only, manifested as scaly, erythematous patches. Advanced
disease  with  diffuse  lymph  node  and  visceral  organ  involvement  is  usually  associated  with  a  poorer  response  rate  to  standard  therapies.  A  relatively
uncommon  sub-group  of  CTCL  patients  present  with  extensive  skin  involvement  and  circulating  malignant  cerebriform  T-cells,  referred  to  as  Sézary
syndrome. These patients have substantially graver prognoses than those with MF.

5

 
 
 
 
 
 
 
 
 
 
 
CTCL  mortality  is  related  to  stage  of  disease,  with  median  survival  generally  ranging  from  about  12  years  in  the  early  stages  to  only  2.5  years  when  the
disease  has  advanced.  There  is  currently  no  FDA-approved  drug  for  front-line  treatment  of  early  stage  CTCL. Treatment  of  early-stage  disease  generally
involves  skin-directed  therapies.  One  of  the  most  common  unapproved  therapies  used  for  early-stage  disease  is  oral  5  or  8-methoxypsoralen  (“Psoralen”)
given  with  ultraviolet  A  (“UVA”)  light,  referred  to  as  PUVA,  which  is  approved  for  dermatological  conditions  such  as  disabling  psoriasis  not  adequately
responsive  to  other  forms  of  therapy,  idiopathic  vitiligo  and  skin  manifestations  of  CTCL  in  persons  who  have  not  been  responsive  to  other  forms  of
treatment.  Psoralen  is  a  mutagenic  chemical  that  interferes  with  DNA  causing  mutations  and  other  malignancies.  Moreover,  UVA  is  a  carcinogenic  light
source that when combined with the Psoralen, results in serious adverse effects including secondary skin cancers; therefore, the FDA requires a Black Box
warning for PUVA.

CTCL constitutes a rare group of NHLs, occurring in about 4% of the approximate 500,000 individuals living with NHL. We estimate, based upon review of
historic  published  studies  and  reports  and  an  interpolation  of  data  on  the  incidence  of  CTCL,  that  it  affects  over  20,000  individuals  in  the  U.S.,  with
approximately 2,800 new cases seen annually.

SGX94

SGX94 is an IDR that regulates the innate immune system to simultaneously reduce inflammation, eliminate infection and enhance tissue healing.

SGX94 is based on a new class of short, synthetic peptides known as innate defense regulators (“IDRs”) that have a novel mechanism of action in that it is
simultaneously anti-inflammatory and anti-infective. IDRs have no direct antibiotic activity but modulate host responses, increasing survival after infections
with a broad range of bacterial Gram-negative and Gram-positive pathogens including both antibiotic sensitive and resistant strains, as well as accelerating
resolution of tissue damage following exposure to a variety of agents including bacterial pathogens, trauma and chemo- or radiation-therapy. IDRs represent a
novel approach to the control of infection and tissue damage via highly selective binding to an intracellular adaptor protein, sequestosome-1, also known as
p62, which has a pivotal function in signal transduction during activation and control of the innate defense system. Preclinical data indicate that IDRs may be
active  in  models  of  a  wide  range  of  therapeutic  indications  including  life-threatening  bacterial  infections  as  well  as  the  severe  side-effects  of  chemo-  and
radiation-therapy.

SGX94 has demonstrated efficacy in numerous animal disease models including mucositis, colitis, skin infection and other bacterial infections and has been
evaluated in a double-blind, placebo-controlled Phase 1 clinical trial in 84 healthy volunteers with both single ascending dose and multiple ascending dose
components. SGX94 was shown to be safe and well-tolerated in all dose groups when administered by IV over 7 days and was consistent with safety results
seen in pre-clinical studies. SGX94 is the subject of an open Investigational New Drug (“IND”) application which has been cleared by the United States Food
and Drug Administration (the “FDA”). We believe that market opportunities for SGX94 include mucositis, acute methicillin resistant Staphylococcus aureus
(MRSA)  bacterial  infections,  acinetobacter,  melioidosis,  acute  radiation  syndrome  and  as  a  vaccine  adjuvant,  with  potential  opportunities  for  non-dilutive
funding to support the development.

SGX942 – for Treating Oral Mucositis in Head and Neck Cancer

SGX942 is our product candidate containing our IDR technology platform, SGX94, targeting the treatment of oral mucositis in head and neck cancer patients.
Oral mucositis in this patient population is an area of unmet medical need where there are currently no approved drug therapies. Accordingly, we received
“Fast Track” designation for the treatment of oral mucositis as a result of radiation and/or chemotherapy treatment in head and neck cancer patients from the
FDA in the first half of 2013. Fast Track is a designation that the FDA reserves for a drug intended to treat a serious or life-threatening condition and one that
demonstrates the potential to address an unmet medical need for the condition. Fast Track designation is designed to facilitate the development and expedite
the review of new drugs. For instance, should events warrant, we will be eligible to submit a NDA for SGX942 on a rolling basis, permitting the FDA to
review sections of the NDA prior to receiving the complete submission. Additionally, NDAs for Fast Track development programs ordinarily will be eligible
for priority review.

6

 
 
 
 
 
 
 
 
 
 
We initiated a Phase 2 clinical study of SGX942 in the treatment of oral mucositis in head and neck cancer patients in the second half of 2013.

We  estimate  the  potential  worldwide  market  for  SGX942  is  in  excess  of  $500  million  for  all  applications,  including  the  treatment  of  oral  mucositis.  This
potential market information is a forward-looking statement, and investors are urged not to place undue reliance on this statement. While we have determined
this potential market size based on assumptions that we believe are reasonable, there are a number of factors that could cause our expectations to change or
not be realized. See “Risk Factors” and “Cautionary Note Regarding Forward-Looking Statements – Industry Data and Market Information.”

Oral Mucositis

Mucositis is the clinical term for damage done to the mucosa by anticancer therapies. It can occur in any mucosal region, but is most commonly associated
with  the  mouth,  followed  by  the  small  intestine.  We  estimate,  based  upon  our  review  of  historic  studies  and  reports,  and  an  interpolation  of  data  on  the
incidence  of  mucositis,  that  mucositis  affects  approximately  500,000  people  in  the  U.S.  per  year  and  occurs  in  40%  of  patients  receiving  chemotherapy.
Mucositis can be severely debilitating and can lead to infection, sepsis, the need for parenteral nutrition and narcotic analgesia. TheGI damage causes severe
diarrhea. These symptoms can limit the doses and duration of cancer treatment, leading to sub-optimal treatment outcomes.

The mechanisms of mucositis have been extensively studied and have been recently linked to the interaction of chemotherapy and/or radiation therapy with
the innate defense system. Bacterial infection of the ulcerative lesions is regarded as a secondary consequence of dysregulated local inflammation triggered
by therapy-induced cell death, rather than as the primary cause of the lesions.

We estimate, based upon our review of historic studies and reports, and an interpolation of data on the incidence of oral mucositis, that oral mucositis is a
subpopulation of approximately 90,000 patients in the U.S., with a comparable number in Europe. Oral mucositis almost always occurs in patients with head
and  neck  cancer  treated  with  radiation  therapy  (greater  than  80%  incidence  of  severe  mucositis)  and  is  common  in  patients  undergoing  high  dose
chemotherapy and hematopoietic cell transplantation, where the incidence and severity of oral mucositis depends greatly on the nature of the conditioning
regimen used for myeloablation.

Oral BDP

Oral  BDP  (beclomethasone  17,21-dipropionate)  represents  a  first-of-its-kind  oral,  locally  acting  therapy  tailored  to  treat  GI  inflammation.  BDP  has  been
marketed  in  the  U.S.  and  worldwide  since  the  early  1970s  as  the  active  pharmaceutical  ingredient  in  a  nasal  spray  and  in  a  metered-dose  inhaler  for  the
treatment  of  patients  with  allergic  rhinitis  and  asthma.  Oral  BDP  is  specifically  formulated  for  oral  administration  as  a  single  product  consisting  of  two
tablets. One tablet is intended to release BDP in the upper sections of the GI tract and the other tablet is intended to release BDP in the lower sections of the
GI tract.

Based  on  its  pharmacological  characteristics,  oral  BDP  may  have  utility  in  treating  other  conditions  of  the  gastrointestinal  tract  having  an  inflammatory
component. We are planning to pursue development programs in the treatment of pediatric Crohn’s disease, acute radiation enteritis and GI ARS pending
further  grant  funding.  We  are  also  exploring  the  possibility  of  testing  oral  BDP  for  local  inflammation  associated  with  ulcerative  colitis,  among  other
indications.

We are pursuing orphan designations for relevant indications as appropriate in both the US and Europe. An orphan drug designation in the US enables seven
years of market exclusivity upon approval, while the EU approval provides with ten years of market exclusivity.

7

 
 
 
 
 
 
 
 
 
 
 
 
SGX203 –for Treating Pediatric Crohn’s Disease

SGX203  is  a  two  tablet  delivery  system  of  BDP  specifically  designed  for  oral  use  that  allows  for  administration  of  immediate  and  delayed  release  BDP
throughout  the  small  bowel  and  the  colon.  The  FDA  has  given  SGX203  orphan  drug  designation  as  well  as  Fast  Track  designation  for  the  treatment  of
pediatric Crohn's disease.

We anticipate initiating a Phase 3 clinical study of SGX203 in the treatment of pediatric Crohn’s disease in the second half of 2015.

We  estimate  the  potential  worldwide  market  for  oral  BDP  is  in  excess  of  $500  million  for  all  applications,  including  the  treatment  of  pediatric  Crohn’s
disease. This potential market information is a forward-looking statement, and investors are urged not to place undue reliance on this statement. While we
have  determined  this  potential  market  size  based  on  assumptions  that  we  believe  are  reasonable,  there  are  a  number  of  factors  that  could  cause  our
expectations  to  change  or  not  be  realized.  See  “Risk  Factors”  and  “Cautionary  Note  Regarding  Forward-Looking  Statements  –  Industry  Data  and  Market
Information.”

Pediatric Crohn's Disease

Crohn's disease causes inflammation of the GI tract. Crohn's disease can affect any area of the GI tract, from the mouth to the anus, but it most commonly
affects  the  lower  part  of  the  small  intestine,  called  the  ileum.  The  swelling  caused  by  the  disease  extends  deep  into  the  lining  of  the  affected  organ.  The
swelling can induce pain and can make the intestines empty frequently, resulting in diarrhea. Because the symptoms of Crohn's disease are similar to other
intestinal  disorders,  such  as  irritable  bowel  syndrome  and  ulcerative  colitis,  it  can  be  difficult  to  diagnose.  People  of  Ashkenazi  Jewish  heritage  have  an
increased risk of developing Crohn's disease.

Crohn's disease can appear at any age, but it is most often diagnosed in adults in their 20s and 30s. However, approximately 30% of people with Crohn's
disease develop symptoms before 20 years of age. We estimate, based upon our review of historic published studies and reports, and an interpolation of data
on  the  incidence  of  Pediatric  Crohn’s  disease,  that  Pediatric  Crohn's  disease  is  a  subpopulation  of  approximately  80,000  patients  in  the  U.S.  with  a
comparable number in Europe. Crohn’s disease tends to be both severe and extensive in the pediatric population and approximately 40% of pediatric Crohn’s
patients have involvement of their upper gastrointestinal tract.

Crohn's disease presents special challenges for children and teens. In addition to bothersome and often painful symptoms, the disease can stunt growth, delay
puberty,  and  weaken  bones.  Crohn's  disease  symptoms  may  sometimes  prevent  a  child  from  participating  in  enjoyable  activities.  The  emotional  and
psychological issues of living with a chronic disease can be especially difficult for young people.

SGX201 –for Preventing Acute Radiation Enteritis

SGX201  is  a  delayed-release  formulation  of  BDP  specifically  designed  for  oral  use.  In  2012,  we  completed  a  Phase  1/2  clinical  trial  testing  SGX201  in
prevention  of  acute  radiation  enteritis.  Patients  with  rectal  cancer  scheduled  to  undergo  concurrent  radiation  and  chemotherapy  prior  to  surgery  were
randomized to one of four dose groups. The objectives of the study were to evaluate the safety and maximal tolerated dose of escalating doses of SGX201, as
well as the preliminary efficacy of SGX201 for prevention of signs and symptoms of acute radiation enteritis. The study demonstrated that oral administration
of SGX201 was safe and well tolerated across all four dose groups. There was also evidence of a potential dose response with respect to diarrhea, nausea and
vomiting  and  the  assessment  of  enteritis  according  to  National  Cancer  Institute  Common  Terminology  Criteria  for  Adverse  Events  for  selected
gastrointestinal events. In addition, the incidence of diarrhea was lower than that seen in recent published historical control data in this patient population.
This program was supported in part by a $500,000 two-year Small Business Innovation and Research (“SBIR”) grant awarded by the National Institutes of
Health (“NIH”). We are currently working with our Radiation Enteritis medical advisory board in pursuing additional funding from the NIH to support the
clinical development program.

We have received Fast Track designation from the FDA for SGX201 for acute radiation enteritis.

8

 
 
 
 
 
 
 
 
 
 
 
 
We estimate the potential worldwide market for oral BDP is in excess of $500 million for all applications, including the treatment of acute radiation enteritis.
This  potential  market  information  is  a  forward-looking  statement,  and  investors  are  urged  not  to  place  undue  reliance  on  this  statement.  While  we  have
determined this potential market size based on assumptions that we believe are reasonable, there are a number of factors that could cause our expectations to
change or not be realized. See “Risk Factors” and “Cautionary Note Regarding Forward-Looking Statements – Industry Data and Market Information.”

Acute Radiation Enteritis

External radiation therapy is used to treat most types of cancer, including cancer of the bladder, uterine, cervix, rectum, prostate, and vagina. During delivery
of treatment, some level of radiation will also be delivered to healthy tissue, including the bowel, leading to acute and chronic toxicities. The large and small
bowels are very sensitive to radiation and the larger the dose of radiation the greater the damage to normal bowel tissue. Radiation enteritis is a condition in
which the lining of the bowel becomes swollen and inflamed during or after radiation therapy to the abdomen, pelvis, or rectum. Most tumors in the abdomen
and pelvis need large doses, and almost all patients receiving radiation to the abdomen, pelvis, or rectum will show signs of acute enteritis.

Patients with acute enteritis may have nausea, vomiting, abdominal pain and bleeding, among other symptoms. Some patients may develop dehydration and
require hospitalization. With diarrhea, the gastrointestinal tract does not function normally, and nutrients such as fat, lactose, bile salts, and vitamin B 12 are
not well absorbed.

Symptoms will usually resolve within two-six weeks after therapy has ceased. Radiation enteritis is often not a self-limited illness, as over 80% of patients
who receive abdominal radiation therapy complain of a persistent change in bowel habits. Moreover, acute radiation injury increases the risk of development
of chronic radiation enteropathy, and overall 5% to 15% of the patients who receive abdominal or pelvic irradiation will develop chronic radiation enteritis.

We estimate, based upon our review of historic published studies and reports, and an interpolation of data on the treatment courses and incidence of cancers
occurring in the abdominal and pelvic regions, there to be over 100,000 patients annually in the U.S., with a comparable number in Europe, who receive
abdominal or pelvic external beam radiation treatment for cancer, and these patients are at risk of developing acute and chronic radiation enteritis.

Vaccines/BioDefense Overview

ThermoVax™ – Thermostability Technology

Our thermostability technology, ThermoVax™, is a novel method of rendering aluminum salt, (known colloquially as Alum), adjuvanted vaccines stable at
elevated temperatures. Alum is the most widely employed adjuvant technology in the vaccine industry. The value of ThermoVax™ lies in its potential ability
to eliminate the need for cold-chain production, transportation, and storage for Alum adjuvanted vaccines. This would relieve companies of the high costs of
producing  and  maintaining  vaccines  under  refrigerated  conditions.  Based  on  historical  reports  from  the  World  Health  Organization  and  other  scientific
reports, we believe that a meaningful proportion of vaccine doses globally are wasted due to excursions from required cold chain temperature ranges. This is
due  to  the  fact  that  most  Alum  adjuvanted  vaccines  need  to  be  maintained  at  between  2  and  8  degrees  Celsius  (“C”)  and  even  brief  excursions  from  this
temperature range (especially below freezing) usually necessitates the destruction of the product or the initiation of costly stability programs specific for the
vaccine lots in question. We believe that the savings realized from the elimination of cold chain costs and related product losses would significantly increase
the profitability of vaccine products. We believe that elimination of the cold chain could further facilitate the use of these vaccines in the lesser developed
parts of the world. ThermoVax™ has the potential to facilitate easier storage and distribution of strategic national stockpile vaccines in emergency settings.

9

 
 
 
 
 
 
 
 
 
 
ThermoVax™  development  was  supported  pursuant  to  our  $9.4  million  NIAID  grant  enabling  development  of  thermo-stable  ricin  (RiVax™)  and  anthrax
(VeloThrax™)  vaccines.  Proof-of-concept  preclinical  studies  with  ThermoVax™  indicate  that  it  is  able  to  produce  stable  vaccine  formulations  using
adjuvants,  protein  immunogens,  and  other  components  that  ordinarily  would  not  withstand  long  temperature  variations  exceeding  customary  refrigerated
storage conditions. These studies were conducted with our aluminum-adjuvanted ricin toxin vaccine, RiVax™ and our aluminum-adjuvanted anthrax vaccine,
VeloThrax™. Each vaccine was manufactured, under precise lyophilization conditions using excipients that aid in maintaining native protein structure of the
key antigen. When RiVax™ was kept at 40 degrees C (104 degrees Fahrenheit) for up to one year, all of the animals vaccinated with the lyophilized RiVax™
vaccine developed potent and high titer neutralizing antibodies. In contrast, animals that were vaccinated with the liquid RiVax™ vaccine kept at 40 degrees
C did not develop neutralizing antibodies and were not protected against ricin exposure. The ricin A chain is extremely sensitive to temperature and rapidly
loses the ability to induce neutralizing antibodies when exposed to temperatures higher than 8 degrees C. When VeloThrax™ was kept for up to 16 weeks at
70  degrees  C,  it  was  able  to  develop  a  potent  antibody  response,  unlike  the  liquid  formulation  kept  at  the  same  temperature.  Moreover,  we  have  also
demonstrated the compatibility of our thermostabilization technology with other secondary adjuvants such as TLR-4 agonists.

We intend to seek out potential partnerships with companies marketing FDA/ex-U.S. health authority approved Alum adjuvanted vaccines that are interested
in  eliminating  the  need  for  cold  chain  for  their  products.  We  believe  that  ThermoVax™  also  will  enable  us  to  expand  our  vaccine  development  expertise
beyond  biodefense  into  the  infectious  disease  space  and  has  the  potential  to  allow  for  the  development  of  multivalent  vaccines  (e.g.,  combination  ricin-
anthrax vaccine).

RiVax™ – Ricin Toxin Vaccine

RiVax™ is our proprietary vaccine candidate being developed to protect against exposure to ricin toxin, and if approved would be the first ricin vaccine. The
immunogen  in  RiVax™  induces  a  protective  immune  response  in  animal  models  of  ricin  exposure  and  functionally  active  antibodies  in  humans.  The
immunogen consists of a genetically inactivated subunit ricin A chain that is enzymatically inactive and lacks residual toxicity of the holotoxin. RiVax™ has
demonstrated  statistically  significant  (p  <  0.001)  preclinical  survival  results  in  a  lethal  aerosol  exposure  non-human  primate  model  (Roy  et  al,  2015,
Thermostable ricin vaccine protects rhesus macaques against aerosolized ricin: Epitope-specific neutralizing antibodies correlate with protection, PNAS Epub
ahead of print March 9, 2015), and has also been shown to be well tolerated and immunogenic in two Phase 1 clinical trials in healthy volunteers. Results of
the first Phase 1 human trial of RiVax™ established that the immunogen was safe and induced antibodies that we believe may protect humans from ricin
exposure.  The  antibodies  generated  from  vaccination,  concentrated  and  purified,  were  capable  of  conferring  immunity  passively  to  recipient  animals,
indicating that the vaccine was capable of inducing functionally active antibodies in humans. The outcome of this study was published in the Proceedings of
the National Academy of Sciences (Vitetta et al., 2006, A Pilot Clinical Trial of a Recombinant Ricin Vaccine in Normal Humans, PNAS, 103:2268-2273).
The  second  trial  completed  in  September  2012,  sponsored  by  University  of  Texas  Southwestern  Medical  Center  (“UTSW”),  evaluated  a  more  potent
formulation of RiVax™ that contained an aluminum adjuvant (Alum). The results of the Phase 1B study indicated that Alum adjuvanted RiVax™ was safe
and  well  tolerated,  and  induced  greater  ricin  neutralizing  antibody  levels  in  humans  than  adjuvant-free  RiVax™.  The  outcomes  of  this  second  study  were
published in the Clinical and Vaccine Immunology (Vitetta et al., 2012, Recombinant Ricin Vaccine Phase 1B Clinical Trial, Clin. Vaccine Immunol. 10:1697-
9). We have adapted the original manufacturing process for the immunogen contained in RiVax™ for large scale manufacturing and are further establishing
correlates of the human immune response in non-human primates.

The development of RiVax™ has been sponsored through a series of overlapping challenge grants, UC1, and cooperative grants, U01, from the NIH, granted
to Soligenix and to UTSW where the vaccine originated. The second clinical trial was supported by a grant from the FDA’s Office of Orphan Products to
UTSW. To date, we and UTSW have collectively received approximately $25 million in grant funding from the NIH for the development of RiVax™. In
September 2014, we entered into a contract with the NIH for the development of RiVax™ that would provide up to an additional $24.7 million of funding in
the aggregate if options to extend the contract are exercised by the NIH.

10

 
 
 
 
 
 
 
RiVax™ has been granted orphan drug designation by the FDA for the prevention of ricin intoxication.

Assuming development efforts are successful for RiVax™, we believe potential government procurement contract(s) could reach $200 million. This potential
procurement  contract  information  is  a  forward-looking  statement,  and  investors  are  urged  not  to  place  undue  reliance  on  this  statement.  While  we  have
determined this potential procurement contract value based on assumptions that we believe are reasonable, there are a number of factors that could cause our
expectations  to  change  or  not  be  realized.  See  “Risk  Factors”  and  “Cautionary  Note  Regarding  Forward-Looking  Statements  –  Industry  Data  and  Market
Information.”

Ricin Toxin

Ricin toxin can be cheaply and easily produced, is stable over long periods of time, is toxic by several routes of exposure and thus has the potential to be used
as a biological weapon against military and/or civilian targets. As a bioterrorism agent, ricin could be disseminated as an aerosol, by injection, or as a food
supply contaminant. The potential use of ricin toxin as a biological weapon of mass destruction has been highlighted in a Federal Bureau of Investigations
Bioterror report released in November 2007 titled Terrorism 2002-2005, which states that “Ricin and the bacterial agent anthrax are emerging as the most
prevalent agents involved in WMD investigations” (http://www.fbi.gov/stats-services/publications/terrorism-2002-2005/terror02_05.pdf). In recent years, Al
Qaeda  in  the  Arabian  Peninsula  has  threatened  the  use  of  ricin  toxin  to  poison  food  and  water  supplies  and  in  connection  with  explosive  devices.
Domestically, the threat from ricin remains a concern for security agencies. As recently as April 2013, letters addressed to the President, a U.S. Senator and a
judge tested positive for ricin.

The Centers for Disease Control has classified ricin toxin as a Category B biological agent. Ricin works by first binding to glycoproteins found on the exterior
of a cell, and then entering the cell and inhibiting protein synthesis leading to cell death. Once exposed to ricin toxin, there is no effective therapy available to
reverse the course of the toxin. The recent ricin threat to government officials has heightened the awareness of this toxic threat. Currently, there is no FDA
approved ricin vaccine, nor is there a known antidote for ricin toxin exposure.

VeloThrax™ – Anthrax Vaccine

VeloThrax™ is our proprietary vaccine candidate based on a recombinant protective antigen (“rPA”) derivative intended for use against anthrax. We have
entered  into  an  exclusive  license  option  with  Harvard  College  to  license  VeloThrax™  (also  known  as  DNI  for  dominant  negative  inhibitor)  for  a  vaccine
directed at the prevention of anthrax infection of humans. VeloThrax™ is a translocation-deficient mutant of a protective antigen with double mutations of
K397D and D425K that impede the conformational changes necessary for endosomal membrane translocation into the cell cytoplasm. In the absence of that
protective antigen translocation step, anthrax toxin trafficking and function cease. We believe that VeloThrax™ is a more immunogenic candidate than native
rPA.  This  apparent  increase  in  immunogenicity  suggests  that  the  DNI  rPA  is  processed  and  presented  to  the  immune  system  more  efficiently  by  cellular
antigen processing pathways, which is consistent with known properties of the molecule.

DNI  versions  of  rPA  such  as  VeloThrax™  are  also  capable  of  inducing  antibodies  that  neutralize  the  activity  of  the  anthrax  toxin  complex.  Unlike  fully-
functional  rPA,  VeloThrax™  might  be  given  to  a  patient  post-exposure  without  risk  of  enhancing  intoxication  during  an  infection,  although  clinical  tests
involving  intravenous  administration  of  potentially  therapeutic  levels  of  DNI  rPA  resulted  in  serious  adverse  events  and  so  further  development  of  this
product as a therapeutic biological for blocking the effects of infection by B. anthracis was discontinued. Our studies of VeloThrax™ will be at a dose 1,000
times lower than the dose previously tested for an intramuscular or intradermal vaccine.

We believe that VeloThrax™’s greater immunogenicity could lead to a vaccine that can be administered in the fewest possible doses to induce the highest
level  of  toxin  neutralizing  antibodies.  Utilizing  ThermoVax™,  we  believe  that  we  will  be  able  to  develop  VeloThrax™  into  a  vaccine  with  an  improved
stability profile, an issue that has proven challenging in the development of other anthrax vaccines. Extended stability at ambient temperatures would be a
significant  improvement  for  stockpiled  vaccines  and  one  which  is  not  expected  from  conventional  vaccines.  Assuming  long-term  stability  can  be  met,
VeloThrax™ could be stockpiled for general prophylactic as well as a post exposure use.

11

 
 
 
 
 
 
 
 
 
 
 
The overall objective of the VeloThrax™ program is to rapidly and efficiently develop a next generation anthrax vaccine which combines a well-established,
safe and relatively low risk vaccine development and dosing approach with targeted, proven innovative strategies. We expect that VeloThrax™ will combine a
stable,  readily  manufactured  mutant  rPA  subunit  antigen  with  next  generation,  clinically  compatible  adjuvants  which  have  been  demonstrated  to  enhance
potency and reduce the time and number of vaccine doses required to achieve protective titer using a variety of vaccine antigens. We believe that VeloThrax™
has the potential to provide the Public Health Emergency Medical Countermeasures Enterprise (“PHEMCE”) and the DoD with a safe and stable alternative
to the existing licensed anthrax vaccine product. We also intend to adapt newly developed glassification technology (initially developed under an ongoing
NIAID grant to stabilize exceptionally unstable ricin toxin/adjuvant formulations) to enable a thermostable, dried, single vial, pre-formulated adjuvanted rPA
vaccine which is suitable for both long term storage and field use without typical cold chain constraints.

Assuming  development  efforts  are  successful  for  VeloThrax™,  we  believe  potential  government  procurement  contract(s)  could  reach  $500  million.  This
potential procurement contract information is a forward-looking statement, and investors are urged not to place undue reliance on this statement. While we
have determined this potential procurement contract value based on assumptions that we believe are reasonable, there are a number of factors that could cause
our expectations to change or not be realized. See “Risk Factors” and “Cautionary Note Regarding Forward-Looking Statements – Industry Data and Market
Information.”

Anthrax

Anthrax is an acute infectious disease that is easily transmitted to humans by environmentally durable spores that are produced by Bacillus anthracis. Because
the  spores  are  robust  and  contagious,  anthrax  is  considered  a  Category  A  bioterror  threat.  Anthrax  infection  can  occur  in  three  forms:  cutaneous  (skin),
inhalation, and gastrointestinal. Inhaled spores can cause a rapidly progressing form of anthrax since the spores are transported to lymph nodes near the lungs
where  they  germinate,  releasing  vegetative  bacteria  into  the  bloodstream.  Bacteria  synthesize  a  complex  series  of  toxin  components  that  make  up  anthrax
toxin, resulting in overwhelming toxemia that causes shock and organ failure. Treatment of anthrax involves long-term antibiotic therapy, since ungerminated
spores can lie dormant in the lungs for up to 60 days. Only a few inhaled spores can cause inhalational anthrax. Once the toxin has entered the bloodstream,
antibiotics are ineffective, and only toxin-specific therapy is effective. Passively transferred antibodies can neutralize anthrax toxins and can be used post-
exposure in conjunction with antibiotics. Because of the long residence time of spores in the lung, it is possible to vaccinate post-exposure, but the onset of
neutralizing antibodies must occur during the period of antibiotic therapy.

OrbeShield™ –for Treating GI ARS

OrbeShield™ is an oral immediate and delayed release formulation of the topically active corticosteroid BDP and is being developed for the treatment of GI
ARS. Corticosteroids are a widely used class of anti-inflammatory drugs. BDP is a corticosteroid with predominantly topical activity that is approved for use
in asthma, psoriasis and allergic rhinitis.

OrbeShield™  has  demonstrated  positive  preclinical  results  in  a  canine  GI  ARS  model  which  indicate  that  dogs  treated  with  OrbeShield™  demonstrated
statistically significant (p=0.04) improvement in survival with dosing at either two hours or 24 hours after exposure to lethal doses of total body irradiation
(“TBI”) when compared to control dogs. OrbeShield™ appears to significantly mitigate the damage to the GI epithelium caused by exposure to high doses of
radiation using a well-established canine model of GI ARS.

The GI tract is highly sensitive to ionizing radiation and the destruction of epithelial tissue is one of the first effects of radiation exposure. The rapid loss of
epithelial cells leads to inflammation and infection that are often the primary cause of death in acute radiation injury. This concept of GI damage also applies
to the clinical setting of oncology, where high doses of radiation cannot be administered effectively to the abdomen because radiation is very toxic to the
intestines.  We  are  seeking  to  treat  the  same  type  of  toxicity  in  our  acute  radiation  enteritis  clinical  program  with  SGX201.  As  a  result,  we  believe  that
OrbeShield™ has the potential to be a “dual use” compound, a desirable characteristic which is a specific priority of BARDA for ARS and other medical
countermeasure  indications.  The  FDA  has  cleared  the  IND  application  for  OrbeShield™  for  the  mitigation  of  morbidity  and  mortality  associated  with  GI
ARS.

12

 
 
 
 
 
 
 
 
 
 
In  September  2013,  we  received  two  government  contracts  from  BARDA  and  NIAID  for  the  advanced  preclinical  and  manufacturing  development  of
OrbeShield™ leading to FDA approval to treat GI ARS. The BARDA contract contains a two year base period with two contract options, exercisable by
BARDA, for a total of five years and up to $26.3 million. The NIAID contract consists of a one year base period and two contract options, exercisable by
NIAID, for a total of three years and up to $6.4 million. Previously, development of OrbeShield™ had been largely supported by a $1 million NIH grant to
Soligenix’s academic partner, the Fred Hutchinson Cancer Research Center. In July 2012, we received an SBIR grant from NIAID of approximately $600,000
to support further preclinical development of OrbeShield™ for the treatment of acute GI ARS. The FDA has given OrbeShield™ orphan drug designation
and Fast Track designation for the prevention of death following a potentially lethal dose of total body irradiation during or after a radiation disaster.

Assuming development efforts are successful for OrbeShield™, we believe potential government procurement contracts could reach as much as $450 million.
This potential procurement contract information is a forward-looking statement, and investors are urged not to place undue reliance on this statement. While
we have determined this potential procurement contract value based on assumptions that we believe are reasonable, there are a number of factors that could
cause our expectations to change or not be realized. See “Risk Factors” and “Cautionary Note Regarding Forward-Looking Statements – Industry Data and
Market Information.”

GI ARS

ARS occurs after toxic radiation exposure and involves several organ systems, notably the bone marrow, the GI tract and, later, the lungs. In the event of a
nuclear  disaster  or  terrorist  detonation  of  a  nuclear  bomb,  casualties  exposed  to  greater  than  2  grays  (“Gy”)  of  absorbed  radiation  are  at  high  risk  for
development of clinically significant ARS. Exposure to high doses of radiation exceeding 10-12 Gy causes acute GI injury which can result in death. The GI
tract is highly sensitive due to the continuous need for crypt stem cells and production of mucosal epithelium. The extent of injury to the bone marrow and the
GI  tract  are  the  principal  determinants  of  survival  after  exposure  to  TBI.  Although  the  hematopoietic  syndrome  can  be  rescued  by  bone  marrow
transplantation  or  growth  factor  administration,  there  is  no  established  treatment  or  preventive  measure  for  the  GI  damage  that  occurs  after  high-dose
radiation. As a result, we believe there is an urgent medical need for specific medical counter measures against the lethal pathophysiological manifestations of
radiation-induced GI injury.

SGX943/SGX101– for Treating Melioidosis

SGX943 uses the same active ingredient as SGX94 and is being developed in preclinical studies as a potential treatment for melioidosis. Because SGX943
directly  targets  the  innate  immune  system  (and  does  not  attempt  to  kill  the  bacteria  directly),  we  believe  it  is  particularly  relevant  for  antibiotic-resistant
bacteria. The bacteria which causes melioidosis, Burkholderia pseudomallei, is known to be resistant to most antibiotics and to require prolonged treatment
with the few antibiotics that do work. In February 2014, we were awarded a one-year NIAID SBIR grant award of approximately $300,000 to further evaluate
SGX943 as a potential treatment for melioidosis. Preclinical results to date have demonstrated that SGX943 treatment, in combination with standard of care
antibiotics such as doxycycline, can statistically significantly enhance survival in a lethal murine pneumonic melioidosis model (p< 0.001).

SGX 101 is a human monoclonal antibody therapy being developed in preclinical studies as a potential treatment of melioidosis using Intrexon’s advanced
human antibody discovery, isolation, and production technologies. As data becomes available from this work, we intend to pursue grant funding to support
further development of this product candidate.

Melioidosis

Melioidosis is a potentially fatal infection caused by the Gram-negative bacillus, Burkholderia pseudomallei (“Bp”). Highly resistant to many antibiotics, Bp
can cause an acute disease characterized by a fulminant pneumonia and a chronic condition that can recrudesce. There is no preventive vaccine or effective
immunotherapy for melioidosis. We believe that there is an unmet medical need for improved prevention and therapy.

13

 
 
 
 
 
 
 
 
 
 
 
Bp infection (melioidosis) is a major public health concern in the endemic regions of Southeast Asia and Northern Australia. In Northeast Thailand, which
has a high incidence of melioidosis, the mortality rate associated with Bp infection is over 40 percent, making it the third most common cause of death from
infectious disease in that region after HIV/AIDS and tuberculosis. Bp activity is seen in Southeast Asia, South America, Africa, the Middle East, India, and
Australia. The highest pockets of disease activity occur in Northern Australia and Northeast Thailand with increasing recognition of disease activity in coastal
regions of India.

Beyond its public health significance, Bp and the closely-related Burkholderia mallei (“Bm”) are considered possible biological warfare agents by the DHHS
because of the potential for widespread dissemination through aerosol. Bp like its relative Bm, the cause of Glanders, was studied by the U.S. as a potential
biological warfare agent, but was never weaponized. It has been reported that the Soviet Union was also experimenting with Bp as a biological warfare agent.
 Both Bp and Bm have been designated high priority threats by the DHHS in its PHEMCE Strategy released in 2012 and are classified as Category B Priority
Pathogens by NIAID.

The Drug Approval Process

The  FDA  and  comparable  regulatory  agencies  in  state,  local  and  foreign  jurisdictions  impose  substantial  requirements  on  the  clinical  development,
manufacture and marketing of new drug and biologic products. The FDA, through regulations that implement the Federal Food, Drug, and Cosmetic Act, as
amended, or FDCA, and other laws and comparable regulations for other agencies, regulate research and development activities and the testing, manufacture,
labeling, storage, shipping, approval, recordkeeping, advertising, promotion, sale, export, import and distribution of such products. The regulatory approval
process is generally lengthy, expensive and uncertain. Failure to comply with applicable FDA and other regulatory requirements can result in sanctions being
imposed on us or the manufacturers of our products, including holds on clinical research, civil or criminal fines or other penalties, product recalls, or seizures,
or total or partial suspension of production or injunctions, refusals to permit products to be imported into or exported out of the United States, refusals of the
FDA to grant approval of drugs or to allow us to enter into government supply contracts, withdrawals of previously approved marketing applications and
criminal prosecutions.

Before human clinical testing in the U.S. of a new drug compound or biological product can commence, an Investigational New Drug, or IND, application is
required to be submitted to the FDA. The IND application includes results of pre-clinical animal studies evaluating the safety and efficacy of the drug and a
detailed description of the clinical investigations to be undertaken.

Clinical trials are normally done in three phases, although the phases may overlap. Phase 1 trials are smaller trials concerned primarily with metabolism and
pharmacologic actions of the drug and with the safety of the product. Phase 2 trials are designed primarily to demonstrate effectiveness and safety in treating
the disease or condition for which the product is indicated. These trials typically explore various doses and regimens. Phase 3 trials are expanded clinical
trials intended to gather additional information on safety and effectiveness needed to clarify the product’s benefit-risk relationship and generate information
for  proper  labeling  of  the  drug,  among  other  things.  The  FDA  receives  reports  on  the  progress  of  each  phase  of  clinical  testing  and  may  require  the
modification, suspension or termination of clinical trials if an unwarranted risk is presented to patients. When data is required from long-term use of a drug
following its approval and initial marketing, the FDA can require Phase 4, or post-marketing, studies to be conducted.

14

 
 
 
 
 
 
 
 
With certain exceptions, once successful clinical testing is completed, the sponsor can submit a New Drug Application, or NDA, for approval of a drug, or a
Biologic License Application, or BLA, for biologics such as vaccines, which will be reviewed, and if successful, approved by the FDA, allowing the product
to  be  marketed.  The  process  of  completing  clinical  trials  for  a  new  drug  is  likely  to  take  a  number  of  years  and  require  the  expenditure  of  substantial
resources. Furthermore, the FDA or any foreign health authority may not grant an approval on a timely basis, if at all. The FDA may deny the approval of an
NDA or BLA, in its sole discretion, if it determines that its regulatory criteria have not been satisfied or may require additional testing or information. Among
the conditions for marketing approval, is the requirement that the prospective manufacturer’s quality control and manufacturing procedures conform to good
manufacturing  practice  regulations.  In  complying  with  standards  contained  in  these  regulations,  manufacturers  must  continue  to  expend  time,  money  and
effort in the area of production, quality control and quality assurance to ensure full technical compliance. Manufacturing facilities, both foreign and domestic,
also are subject to inspections by, or under the authority of, the FDA and by other federal, state, local or foreign agencies.

Even after initial FDA or foreign health authority approval has been obtained, further studies, including Phase 4 post-marketing studies, may be required to
provide additional data on safety and will be required to gain approval for the marketing of a product as a treatment for clinical indications other than those
for which the product was initially tested. For certain drugs intended to treat serious, life-threatening conditions that show great promise in earlier testing, the
FDA can also grant conditional approval. However, drug developers are required to study the drug further and verify clinical benefit as part of the conditional
approval  provision,  and  the  FDA  can  revoke  approval  if  later  testing  does  not  reproduce  previous  findings.  The  FDA  may  also  condition  approval  of  a
product  on  the  sponsor  agreeing  to  certain  mitigation  strategies  that  can  limit  the  unfettered  marketing  of  a  drug.  Also,  the  FDA  or  foreign  regulatory
authority will require post-marketing reporting to monitor the side effects of the drug. Results of post-marketing programs may limit or expand the further
marketing  of  the  product.  Further,  if  there  are  any  modifications  to  the  drug,  including  any  change  in  indication,  manufacturing  process,  labeling  or
manufacturing facility, an application seeking approval of such changes will likely be required to be submitted to the FDA or foreign regulatory authority.

In the U.S., the FDCA, the Public Health Service Act, the Federal Trade Commission Act, and other federal and state statutes and regulations that govern or
influence the research, testing, manufacture, safety, labeling, storage, record keeping, approval, advertising and promotion of drug, biological, medical device
and  food  products.  Noncompliance  with  applicable  requirements  can  result  in,  among  other  things,  fines,  recall  or  seizure  of  products,  refusal  to  permit
products to be imported into the U.S., refusal of the government to approve product approval applications or to allow the Company to enter into government
supply  contracts,  withdrawal  of  previously  approved  applications  and  criminal  prosecution.  The  FDA  may  also  assess  civil  penalties  for  violations  of  the
FDCA involving medical devices.

For  biodefense  development,  such  as  with  RiVax™  and  OrbeShield™,  the  FDA  has  instituted  policies  that  are  expected  to  result  in  shorter  pathways  to
market. This potentially includes approval for commercial use utilizing the results of animal efficacy trials, rather than efficacy trials in humans. However, the
Company will still have to establish that the vaccine and countermeasures it is developing are safe in humans at doses that are correlated with the beneficial
effect  in  animals.  Such  clinical  trials  will  also  have  to  be  completed  in  distinct  populations  that  are  subject  to  the  countermeasures;  for  instance,  the  very
young  and  the  very  old,  and  in  pregnant  women,  if  the  countermeasure  is  to  be  licensed  for  civilian  use.  Other  agencies  will  have  an  influence  over  the
benefit-risk scenarios for deploying the countermeasures and in establishing the number of doses utilized in the Strategic National Stockpile. We may not be
able  to  sufficiently  demonstrate  the  animal  correlation  to  the  satisfaction  of  the  FDA,  as  these  correlates  are  difficult  to  establish  and  are  often  unclear.
Invocation of the animal rule may raise issues of confidence in the model systems even if the models have been validated. For many of the biological threats,
the animal models are not available and the Company may have to develop the animal models, a time-consuming research effort. There are few historical
precedents, or recent precedents, for the development of new countermeasure for bioterrorism agents. Despite the animal rule, the FDA may require large
clinical trials to establish safety and immunogenicity before licensure and it may require safety and immunogenicity trials in additional populations. Approval
of biodefense products may be subject to post-marketing studies, and could be restricted in use in only certain populations.

Vaccines are approved under the BLA process that exists under the Public Health Service Act. In addition to the greater technical challenges associated with
developing biologics, the potential for generic competition is lower for a BLA product than a small molecule product subject to an NDA under the Federal
Food,  Drug  and  Cosmetic  Act.  Under  the  Patient  Protection  and  Affordable  Care  Act  enacted  in  2010,  a  “generic”  version  of  a  biologic  is  known  as  a
biosimilar and the barriers to entry – whether legal, scientific, or logistical – for a biosimilar version of a biologic approved under a BLA are higher. Indeed,
almost three years after the enactment of the Patient Protection and Affordable Care Act, no biosimilar application has even been filed with the FDA.

15

 
 
 
 
 
 
 
Orphan drug designation

Under  the  Orphan  Drug  Act,  the  FDA  may  grant  orphan  drug  designation  to  drugs  or  biologics  intended  to  treat  a  rare  disease  or  condition—generally  a
disease or condition that affects fewer than 200,000 individuals in the United States. Orphan drug designation must be requested before submitting an NDA or
BLA. After the FDA grants orphan drug designation, the generic identity of the drug or biologic and its potential orphan use are disclosed publicly by the
FDA. Orphan drug designation does not convey any advantage in, or shorten the duration of, the regulatory review and approval process. The first NDA or
BLA applicant to receive FDA approval for a particular active ingredient to treat a particular disease with FDA orphan drug designation is entitled to a seven-
year exclusive marketing period in the United States for that product, for that indication. During the seven-year exclusivity period, the FDA may not approve
any other applications to market the same drug or biologic for the same disease, except in limited circumstances, such as a showing of clinical superiority to
the product with orphan drug exclusivity. Orphan drug exclusivity does not prevent the FDA from approving a different drug or biologic for the same disease
or condition, or the same drug or biologic for a different disease or condition. Among the other benefits of orphan drug designation are tax credits for certain
research and a waiver of the NDA or BLA application user fee.

Fast track designation and accelerated approval

The  FDA  is  required  to  facilitate  the  development,  and  expedite  the  review,  of  drugs  or  biologics  that  are  intended  for  the  treatment  of  a  serious  or  life-
threatening  disease  or  condition  for  which  there  is  no  effective  treatment  and  which  demonstrate  the  potential  to  address  unmet  medical  needs  for  the
condition. Under the fast track program, the sponsor of a new drug or biologic candidate may request that the FDA designate the candidate for a specific
indication as a fast track drug or biologic concurrent with, or after, the filing of the IND for the candidate. The FDA must determine if the drug or biologic
candidate qualifies for fast track designation within 60 days of receipt of the sponsor's request. Unique to a fast track product, the FDA may initiate review of
sections of a fast track product's NDA or BLA before the application is complete. This rolling review is available if the applicant provides, and the FDA
approves, a schedule for the submission of the remaining information and the applicant pays applicable user fees. However, the FDA's time period goal for
reviewing an application does not begin until the last section of the NDA or BLA is submitted. Additionally, the fast track designation may be withdrawn by
the FDA if the FDA believes that the designation is no longer supported by data emerging in the clinical trial process.

Any product submitted to the FDA for marketing, including under a fast track program, may be eligible for other types of FDA programs intended to expedite
development  and  review,  such  as  accelerated  approval.  Drug  or  biological  products  studied  for  their  safety  and  effectiveness  in  treating  serious  or  life-
threatening illnesses and that provide meaningful therapeutic benefit over existing treatments may receive accelerated approval, which means the FDA may
approve the product based upon 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, that is reasonably likely to predict an effect on irreversible morbidity or mortality or other clinical benefit, taking into
account the severity, rarity, or prevalence of the condition and the availability or lack of alternative treatments.

In clinical trials, a surrogate endpoint is a measurement of laboratory or clinical signs of a disease or condition that substitutes for a direct measurement of
how a patient feels, functions, or survives. Surrogate endpoints can often be measured more easily or more rapidly than clinical endpoints. A drug or biologic
candidate approved on this basis is subject to rigorous post-marketing compliance requirements, including the completion of Phase 4 or post-approval clinical
trials  to  confirm  the  effect  on  the  clinical  endpoint.  Failure  to  conduct  required  post-approval  studies,  or  confirm  a  clinical  benefit  during  post-marketing
studies, will allow the FDA to withdraw the drug or biologic from the market on an expedited basis. All promotional materials for drug candidates approved
under accelerated regulations are subject to prior review by the FDA.

16

 
 
 
 
 
 
 
 
Pediatric information

Under the Pediatric Research Equity Act, or PREA, NDAs or BLAs or supplements to NDAs or BLAs must contain data to assess the safety and effectiveness
of the drug for the claimed indications in all relevant pediatric subpopulations and to support dosing and administration for each pediatric subpopulation for
which the drug is safe and effective. The FDA may grant full or partial waivers, or deferrals, for submission of data. Unless otherwise required by regulation,
PREA does not apply to any drug for an indication for which orphan designation has been granted.

False Claims Laws

The federal False Claims Act prohibits, among other things, any person or entity from knowingly presenting, or causing to be presented, a false claim for
payment to, or approval by, the federal government or knowingly making, using, or causing to be made or used a false record or statement material to a false
or fraudulent claim to the federal government. As a result of a modification made by the Fraud Enforcement and Recovery Act of 2009, a claim includes “any
request or demand” for money or property presented to the US government.

Anti-Kickback Laws

The federal Anti-Kickback Statute prohibits, among other things, any person or entity, from knowingly and willfully offering, paying, soliciting or receiving
any remuneration, directly or indirectly, overtly or covertly, in cash or in kind, to induce or in return for purchasing, leasing, ordering or arranging for the
purchase, lease or order of any item or service reimbursable under Medicare, Medicaid or other federal healthcare programs. The term remuneration has been
interpreted  broadly  to  include  anything  of  value.  The  Anti-Kickback  Statute  has  been  interpreted  to  apply  to  arrangements  between  pharmaceutical
manufacturers on one hand and prescribers, purchasers, and formulary managers on the other.

United States Healthcare Reform

Federal  Physician  Payments  Sunshine  Act  and  its  implementing  regulations  require  that  certain  manufacturers  of  drugs,  devices,  biological  and  medical
supplies for which payment is available under Medicare, Medicaid or the Children’s Health Insurance Program (with certain exceptions) to report information
related to certain payments or other transfers of value made or distributed to physicians and teaching hospitals, or to entities or individuals at the request of, or
designated on behalf of, the physicians and teaching hospitals and to report annually certain ownership and investment interests held by physicians and their
immediate family members.

In addition, we may be subject to data privacy and security regulation by both the federal government and the states in which we conduct our business. The
Health Insurance Portability and Accountability Act, or HIPAA, as amended by the Health Information Technology for Economic and Clinical Health Act, or
HITECH, and its implementing regulations, imposes certain requirements relating to the privacy, security and transmission of individually identifiable health
information.  Among  other  things,  HITECH  makes  HIPAA’s  privacy  and  security  standards  directly  applicable  to  “business  associates”—independent
contractors or agents of covered entities that receive or obtain protected health information in connection with providing a service on behalf of a covered
entity. HITECH also created four new tiers of civil monetary penalties, amended HIPAA to make civil and criminal penalties directly applicable to business
associates  and  possibly  other  persons,  and  gave  state  attorneys  general  new  authority  to  file  civil  actions  for  damages  or  injunctions  in  federal  courts  to
enforce the federal HIPAA laws and seek attorneys’ fees and costs associated with pursuing federal civil actions. In addition, state laws govern the privacy
and security of health information in certain circumstances, many of which differ from each other in significant ways and may not have the same effect, thus
complicating compliance efforts.

Third-Party Suppliers and Manufacturers

Drug  substance  and  drug  product  manufacturing  is  outsourced  to  qualified  suppliers.  We  do  not  have  manufacturing  capabilities/infrastructure  and  do  not
intend to develop the capacity to manufacture drug products substances. We have agreements with third-party manufacturers to supply bulk drug substances
for  our  product  candidates  and  with  third  parties  to  formulate,  package  and  distribute  our  product  candidates.  Our  employees  include  professionals  with
expertise in pharmaceutical manufacturing development, quality assurance and third party supplier management who oversee work conducted by third-party
companies. We believe that we have on hand or can easily obtain sufficient amounts of product candidates to complete our currently contemplated clinical
trials. All of the drug substances used in our product candidates currently are manufactured by single suppliers. While we have not experienced any supply
disruptions,  the  number  of  manufacturers  of  the  drug  substances  is  limited.  In  the  event  it  is  necessary  or  advisable  to  acquire  supplies  from  alternative
suppliers, assuming commercially reasonable terms could be reached, the challenge would be the efficient transfer of technology and know-how from current
manufactures to the new supplier. Formulation and distribution of our finished product candidates also currently are conducted by single suppliers but we
believe that alternative sources for these services are readily available on commercially reasonable terms, subject to the efficient transfer of technology and
know-how from current suppliers to the new supplier.

17

 
 
 
 
 
 
 
 
 
 
 
 
 
All of the current agreements for the supply bulk drug substances for our product candidates and for the formulation or distribution of our product candidates
relate solely to the development (including preclinical and clinical) of our product candidates. Under these contracts, our product candidates are manufactured
upon our order of a specific quantity. In the event that we obtain marketing approval for a product candidate, we will qualify secondary suppliers for all key
manufacturing activities supporting the marketing application.

Marketing and Collaboration

We do not currently have and do not intend to establish any sales and marketing capability, other than to potentially market our biodefense vaccine products
directly  to  government  agencies.  With  respect  to  other  commercialization  efforts,  we  currently  intend  to  seek  distribution  and  other  collaboration
arrangements for the sales and marketing of any product candidate that is approved. From time to time, we have had and are having strategic discussions with
potential collaboration partners for our biodefense vaccine product candidates, although no assurance can be given that we will be able to enter into one or
more collaboration agreements for our product candidate on acceptable terms, if at all. We believe that both military and civilian health authorities of the U.S.
and  other  countries  will  increase  their  stockpiling  of  therapeutics  and  vaccines  to  treat  and  prevent  diseases  and  conditions  that  could  ensue  following  a
bioterrorism attack.

On December 20, 2012, we re-acquired the North American and European commercial rights to oral BDP through an amendment of our collaboration and
supply  agreement  with  Sigma-Tau  Pharmaceuticals,  Inc.  (“Sigma-Tau”).  The  amendment  requires  us  to  make  certain  approval  and  commercialization
milestone payments to Sigma-Tau which could reach up to $6 million. In addition, the Company has agreed to pay Sigma-Tau: (a) a royalty amount equal to
3% of all net sales of oral BDP made directly by the Company, and any third-party partner and/or their respective affiliates in the U.S., Canada, Mexico and in
each country in the European Territory for the later to occur of: (i) a period of ten years from the first commercial sale of oral BDP in each country, or (ii) the
expiration  of  the  Company’s  patents  and  patent  applications  relating  to  oral  BDP  in  such  country  (the  “Payment  Period”);  and  (b)  15%  of  all  up-front
payments,  milestone  payments  and  any  other  consideration  (exclusive  of  equity  payments)  received  by  the  Company  and/or  a  potential  partner  from  the
Company’s and/or potential partner’s licensees, distributors and agents for oral BDP in each relevant country in the territory, which amount will be paid on a
product-by-product and a country-by-country basis for the Payment Period.

Competition 

Our  competitors  are  pharmaceutical  and  biotechnology  companies,  most  of  whom  have  considerably  greater  financial,  technical,  and  marketing  resources
than  we  do.  Universities  and  other  research  institutions,  including  the  U.S.  Army  Medical  Research  Institute  of  Infectious  Diseases,  also  compete  in  the
development of treatment technologies, and we face competition from other companies to acquire rights to those technologies.

SGX301 Competition

The FDA has approved several treatments for later stages (IIB-IV) of CTCL and/or in conditions that are unresponsive to prior treatment. Two are targeted
therapies (Targretin®-caps and Ontak®), two are histone deacetylases inhibitors (Zolina® and Istodax®) and the remaining two are topical therapies (Valchor®
and  Targretin®-gel).  There  are  currently  no  FDA  approved  therapies  for  the  treatment  of  front-line,  early  stage  (I-IIA)  CTCL;  however  certain  topical
chemotherapies and topical, radiation, photo and other therapies which are approved for indications other than CTCL are prescribed off-label for the treatment
of early stage CTCL. These include psoralen combined with ultraviolet A (UVA) light therapy (“PUVA”); however, PUVA treatments are usually limited to
three times per week and 200 times in total due to the potentially carcinogenic side effect. There are other drugs currently in development that may have the
potential to be used in early stage (I-IIA) CTCL – one in phase 2 (vorinostat) and others in phase 1. Vorinistat has been approved by the FDA to treat CTCL
patients who have conditions that are unresponsive to other therapies. It currently is being studied in a phase 2 trial for the treatment of all stages of CTCL,
with an estimated completion date for the phase 2 trial in September 2016.

18

 
 
 
 
 
 
 
 
 
 
SGX94/942 Competition

Because  SGX94  uses  a  novel  mechanism  of  action  in  combating  bacterial  infections,  there  are  no  direct  competitors  at  this  time.  Bacterial  infections  are
routinely  treated  with  antibiotics  and  SGX94  treatment  is  anticipated  to  be  utilized  primarily  where  antibiotics  are  insufficient  (e.g.,  due  to  antibiotic
resistance) or contra-indicated (e.g., in situations where the development of antibiotic resistance is a significant concern). Many groups are working on the
antibiotic  resistance  problem  and  research  into  the  innate  immune  system  is  intensifying,  making  emerging  competition  likely  (from  companies  such  as
Celtaxsys Inc., Innaxon Therapeutics and Innate Pharma SA).

There  is  currently  one  drug  approved  for  the  treatment  of  oral  mucositis  in  hematological  cancer  (palifermin).  There  are  currently  no  approved  drugs  for
treatment of oral mucositis in cancers with solid tumors (e.g., head and neck cancer). There are several drugs in clinical development for oral mucositis – one
in Phase 3 (under development by Daewoong Pharmaceutical Co., Ltd), three in Phase 2 (under development by Cellceutix Corporation, BioAlliance Pharma
S.A. and Alder Biopharmaceuticals Inc.) and one in Phase 1 (under development by ActoGenix N.V.). In addition, there are medical devices approved for the
treatment of oral mucositis including MuGard, GelClair, Episil and Caphosol. These devices attempt to create a protective barrier around the oral ulceration.

Oral BDP Competition

There are a number of approved treatments for Crohn’s disease and additional compounds are in late-stage development.

Remicade (infliximab) and Humira (adalimumab) are currently approved for the treatment of pediatric Crohn’s disease; however, both carry significant Black
Box warnings in their labeling for increased risk of serious infection and malignancy, and therefore are approved for treatment of moderate to severe patients.
There  is  one  other  marketed  biologic,  Tysabri  (natalizumab),  in  a  Phase  2  study  for  pediatric  Crohn’s.  Entocort  (enteric-coated  budesonide)  also  has
completed Phase 3 trials in pediatric Crohn’s disease.

ThermoVaxTM Competition

Multiple  groups  and  companies  are  working  to  address  the  unmet  need  of  vaccine  thermostability  using  a  variety  of  technologies.  In  addition,  other
organizations, such as the Bill and Melinda Gates Foundation and PATH, have programs designed to advance technologies to address this need.

Several stabilization technologies currently being developed involve mixing vaccine antigen +/- adjuvant with various proprietary excipients or co-factors that
either serve to stabilize the vaccine or biological product in a liquid or dried (lyophilized) form. Examples of these approaches include the use of various
plant-derived  sugars  and  macromolecules  being  developed  by  companies  such  as  Stabilitech  Ltd.  Variation  Biotechnologies,  Inc.  (“VBI”)  is  developing  a
lipid system (resembling liposomes) to stabilize viral antigens, including virus-like particles (VLPs), and for potential application to a conventional influenza
vaccine among others.

Other approaches involve process variations to freeze-dry live virus vaccines. For example, PaxVax, Inc. is seeking to employ a spray drying technology in
concert with enteric coating to achieve formulations for room temperature stability of live virus vaccines using adenovirus vectors. VBI is seeking to utilize
their proprietary stabilization technology for a number of vaccines (as a co-development service, similar to the business model being developed by Stabilitech
Ltd.), whereas PaxVax is applying the technology to their own proprietary vaccine development programs. Stabilitech uses combinations of excipients, which
include  glassifying  sugars  similar  to  the  ThermoVax™  technology,  and  variations  in  drying  cycles  during  lyophilization,  as  does  the  ThermoVax™
technology.

19

 
 
 
 
 
 
 
 
 
 
 
 
Additionally, companies like Pharmathene, Inc., Panacea Biotec Ltd., and Compass Biotech Inc. are developing proprietary vaccines with the application of
some form of stabilization technology.

Vaccines/BioDefense Competition

We face competition in the area of biodefense product development from various public and private companies, universities and governmental agencies, such
as the U.S. Army, some of whom may have their own proprietary technologies which may directly compete with our technologies.

BioThrax® (Anthrax Vaccine Adsorbed or AVA) is an anthrax vaccine marketed by Emergent BioSolutions, Inc. was developed nearly 50 years ago from a
culture filtrate derived from anthrax bacteria. Consequently, it contains a number of different proteins, some of which are believed to potentially contribute to
the  adverse  events  that  have  been  reported  in  the  literature  (up  to  7-8%  serious  adverse  events)  and  which  has  prompted  agencies  like  the  Institute  of
Medicine to recommend adoption of newer and safer anthrax vaccines. BioThrax® is FDA approved for the prevention of anthrax infection, but requires five
doses over a period of 18 months to achieve protective immunity.

There  are  a  number  of  other  companies  in  preclinical  and  clinical  development  of  protective  antigen-based  vaccines  and  therapeutics  including  Emergent
BioSolutions Inc., Pharmathene, Inc., Dynavax Technologies Corporation, Panacea Biotec Ltd., Paxvax Inc., Elusys Therapeutics, Inc., and Pfenex Inc.

Emergent is currently developing an anthrax immune globulin therapeutic based on plasma collected from military personnel who have been vaccinated with
BioThrax®,  GlaxoSmithKline  plc  has  been  approved  for  an    antibody  to  Bacillus  anthracis,  referred  to  as  Abthrax™  (raxibacumab),  as  a  post-exposure
therapeutic for anthrax infection. Elusys Therapeutics is developing a monoclonal antibody to Bacillus anthracis, known as Anthim™, as a pre-exposure and
post-exposure prophylaxis against anthrax infection, as well as an active treatment of the disease. Pharmathene and Medarex are collaborating to develop a
human antibody to anthrax, known as Valortim™. Bavarian Nordic is developing a multivalent combination vaccine against both anthrax and smallpox.

The  U.S.  Army  Medical  Research  Institute  of  Infectious  Diseases,  the  DoD’s  lead  laboratory  for  medical  research  to  counter  biological  threats  is  also
developing a ricin vaccine candidate, RVEc™. RVEc™ has been shown to be fully protective in mice exposed to lethal doses of ricin toxin by the aerosol
route.  Further  studies,  in  both  rabbits  and  nonhuman  primates,  were  conducted  to  evaluate  RVEc™’s  safety  as  well  as  its  immunogenicity,  with  positive
results observed.

In the area of radiation-protective antidotes such as OrbeShield™, various companies, such as Cleveland Biolabs, Inc., Aeolus Pharmaceuticals, Inc., Boulder
Biotechnology,  Inc.,  RxBio,  Inc.,  Avaxia  Biologics,  Inc.,  Exponential  Biotherapies  Inc.,  Osiris  Therapeutics,  Inc.,  ImmuneRegen  BioSciences,  Inc.,
Neumedicines,  Inc.,  Cellerant  Therapeutics,  Inc.,  Onconova  Therapeutics,  Inc., Araim  Pharmaceuticals,  Inc.,  EVA  Pharmaceuticals,  Terapio  Corporation,
Cangene Corporation, Humanetics Corporation and the University of Arkansas Medical Sciences Center are developing biopharmaceutical products that may
directly compete with OrbeShield™, even though their approaches to such treatment are different.

RxBio, Avaxia Biologics and the University of Arkansas have programs specifically for GI ARS. RxBio’s Rx100 is a stem cell protectant designed as a single
dose (oral or injection) which has shown promise in nonhuman primate studies. Avaxia is developing an orally delivered anti-TNF antibody as a treatment
agent for exposure to radiation following a nuclear accident, attack or explosion. Pasireotide, a drug in development by Novartis for Cushing’s disease, is
being developed at the University of Arkansas to protect the intestine by reducing pancreatic secretions that exacerbate intestinal inflammation.

20

 
 
 
 
 
 
 
 
 
 
 
Patents and Other Proprietary Rights

Our goal is to obtain, maintain and enforce patent protection for our products, formulations, processes, methods and other proprietary technologies, preserve
our trade secrets, and operate without infringing on the proprietary rights of other parties, both in the U.S. and in other countries. Our policy is to actively
seek to obtain, where appropriate, the broadest intellectual property protection possible for our product candidates, proprietary information and proprietary
technology through a combination of contractual arrangements and patents, both in the U.S. and elsewhere in the world.

We also depend upon the skills, knowledge and experience of our scientific and technical personnel, as well as that of our advisors, consultants and other
contractors, none of which is patentable. To help protect our proprietary knowledge and experience that is not patentable, and for inventions for which patents
may be difficult to enforce, we rely on trade secret protection and confidentiality agreements to protect our interests. To this end, we require all employees,
consultants,  advisors  and  other  contractors  to  enter  into  confidentiality  agreements,  which  prohibit  the  disclosure  of  confidential  information  and,  where
applicable, require disclosure and assignment to us of the ideas, developments, discoveries and inventions important to our business.

We have issued U.S. patents 8,263,582 and 6,096,731 that cover the use of oral BDP for treating inflammatory disorders of the gastrointestinal tract and the
prevention  and  treatment  of  GI  GVHD,  respectively.  U.S.  patent  numbers  8,263,582  and  6,096,731  are  expected  to  expire  in  March  2022  and  June  2018,
respectively.  We  also  have  European  patent  EP  1392321  claiming  the  use  of  topically  active  corticosteroids  in  orally  administered  dosage  forms  that  act
concurrently to treat inflammation in the upper and lower gastrointestinal tract, as well as European patent EP 2242477 claiming the use of orally ingested
BDP for treatment of interstitial lung disease. European patents EP 1392321 and EP 2242477 are expected to expire in March 2022 and January 2029.

The subject of U.S. patent application number 12/633,631 filed December 8, 2009 and corresponding European patent application number 09836727.9 is the
use of topically active BDP in radiation and chemotherapeutics injury. Additionally, we have numerous patent filings currently issued or pending in foreign
jurisdictions covering this subject matter, including Australia, Canada, China, Hong Kong, Israel, India, Japan, South Korea and New Zealand.

ThermoVax™ is the subject of U.S. patent 8,444,991 issued on May 21, 2013 titled “Method of Preparing an Immunologically-Active Adjuvant-Bound Dried
Vaccine Composition” and also U.S. patent application number 13/474,661 filed May 17, 2012 titled “Thermostable Vaccine Compositions and Methods of
Preparing Same.” The patent application and the corresponding foreign filings for both patents are pending and licensed to us by the University of Colorado
(“UC”) and they address the use of adjuvants in conjunction with vaccines that are formulated to resist thermal inactivation. The license agreement covers
thermostable vaccines for biodefense as well as other potential vaccine indications.  U.S. patent 8,444,991 is expected to expire in December 2031.

RiVax™ is the subject of three issued U.S. patent numbers 6,566,500, 6,960,652, and 7,829,668, all titled “Compositions and methods for modifying toxic
effects of proteinaceous compounds.” This patent family includes composition of matter claims for the modified ricin toxin A chain which is the immunogen
contained in RiVax™, and issued in 2003, 2005 and 2010 respectively. The initial filing date of these patents is March 2000 and they are expected to expire in
March  2020.  The  issued  patents  contain  claims  that  describe  alteration  of  sequences  within  the  ricin  A  chain  that  affect  vascular  leak,  one  of  the  deadly
toxicities caused by ricin toxin. Another U.S. patent number 7,175,848 titled “Ricin A chain mutants lacking enzymatic activity as vaccines to protect against
aerosolized ricin,” was filed in October of 2000 and is expected to expire in October 2020.

In 2013, we expanded our patent portfolio to include innate defense regulation through the acquisition of the novel drug technology, known as SGX94. By
binding to the pivotal regulatory protein p62, also known as sequestosome-1, SGX94 regulates the innate immune system to reduce inflammation, eliminate
infection and enhance healing. As part of the acquisition, we acquired all rights, including composition of matter patents for SGX94 as well as other analogs
and crystal structures of SGX94 with its protein target p62, including U.S. patent 8,124,721 and additional pending applications, both in the US and abroad.
SGX94 was developed pursuant to discoveries made by Professors B. Brett Finlay and Robert Hancock of UBC.  U.S. patent 8,124,721 is expected to expire
in April 2028.

21

 
 
 
 
 
 
 
 
 
 
We  recently  acquired  a  novel,  first-in-class,  photodynamic  therapy  that  utilizes  safe  visible  light  for  activation,  which  we  refer  to  as  SGX301.  The  active
ingredient in SGX301 is synthetic hypericin, a photosensitizer which is topically applied to skin lesions and then activated by fluorescent light 16 to 24 hours
later. As part of the acquisition, we acquired a license agreement relating to the use of photo-activated hypericin, composition of matter patent for SGX301
(U.S. patent 8,629,302) and additional issued and pending applications, both in the US and abroad.  U.S. patent 8,629,302 is expected to expire in June 2032.

In addition to issued and pending patents, we also have “Orphan Drug” designations for SGX301 in the U.S. for CTCL, SGX203 in the U.S. for pediatric
Crohn’s disease, and OrbeShield™ in the U.S. for GI ARS, as well as for RiVax™ in the U.S. Our Orphan Drug designations provide for seven years of post-
approval marketing exclusivity in the U.S. and ten years exclusivity in Europe. We have pending patent applications for this indication that, if granted, may
extend our anticipated marketing exclusivity beyond the U.S. seven year or E.U. ten year post-approval exclusivity provided by Orphan Drug legislation.

Oral BDP License Agreement

On November 24, 1998, the Company, known at the time as Enteron Pharmaceuticals, Inc. (“Enteron”) and George B. McDonald (“Dr. McDonald”) entered
into an exclusive license agreement for the rights to intellectual property, including know-how, relating to oral BDP. The Company has an exclusive license to
commercially exploit the covered products worldwide, subject to Dr. McDonald’s right to make and use the technology for research purposes and the U.S.
Government’s right to use the technology for government purposes. Pursuant to the license agreement, as amended, the Company is required to (i) reimburse
Dr.  McDonald  for  certain  out-of-pocket  expenses  incurred  by  Dr.  McDonald  in  connection  with  the  patent  applications  and  issued  patents,  (ii)  pay
Dr. McDonald $400,000 upon approval by the FDA of the Company’s first NDA incorporating oral BDP; (iii) pay Dr. McDonald royalty payments equal to
3% of net sales of the covered products and (iv) pay Dr. McDonald $400,000 in cash upon an approval of oral BDP by the European Medicines Agency.

Additionally, in the event that the Company sublicenses its rights under the license agreement, the Company will be required to pay Dr. McDonald 10% of
any sublicense fees and royalty payments paid by the sublicense to the Company.

The term of the license agreement expires upon the expiration of the licensed patent applications or patents. After seven years from the date of the agreement,
Dr. McDonald has the right to terminate the license agreement in its entirety or to terminate exclusivity under the agreement if the Company or its sublicense
has not commercialized or are not actively attempting to commercialize a covered product.

Additionally,  the  agreement  terminates:  (i)  automatically  upon  the  Company  becoming  insolvent;  (ii)  upon  30  days’  notice,  if  the  Company  breaches  any
obligation under the agreement without curing such breach during the notice period; and (iii) upon 90 days’ notice by the Company. After any termination,
the Company will have the right to sell its inventory for a period not to exceed three months following the date of termination, subject to the payment of the
amounts owed under the agreement.

SGX94 License Agreements

On December 18, 2012, we announced the acquisition of a novel drug technology, known as SGX94, representing a novel approach to modulation of the
innate immune system. SGX94 is an IDR that regulates the innate immune system to reduce inflammation, eliminate infection and enhance tissue healing by
binding to the pivotal regulatory protein p62, also known as sequestosome-1. As part of the acquisition, Soligenix acquired all rights, including composition
of matter patents, preclinical and Phase 1 clinical study datasets for SGX94. We also assumed a license agreement with UBC to advance the research and
development of the SGX94 technology. The license agreement with UBC provides us with exclusive worldwide rights to manufacture, distribute, market sell
and/or license or sublicense products derived or developed from this technology. Under the license agreement we are obligated to pay UBC (i) an annual
license maintenance fee of CAN $1,000, and (ii) milestone payments which could reach up to CAN $1.2 million.

22

 
 
 
 
 
 
 
 
 
 
 
ThermoVaxTM License Agreement

On September 1, 2009, we executed a worldwide exclusive option to license patent applications with the UC for ThermoVax™ which is the subject of U.S.
patent  number  8,444,991  issued  on  May  21,  2013  titled  “Method  of  Preparing  an  Immunologically-Active Adjuvant-Bound  Dried  Vaccine  Composition.”
This patent and its corresponding foreign filings are licensed to Soligenix by the UC and they address the use of adjuvants in conjunction with vaccines that
are formulated to resist thermal inactivation. U.S. Patent 8,444,991 is expected to expire in December 2031. The license agreement also covers thermostable
vaccines  for  biodefense  as  well  as  other  potential  vaccine  indications.  In  addition,  Soligenix  in  conjunction  with  UC,  filed  domestic  and  foreign  patent
applications claiming priority back to a provisional application filed on May 17, 2011 titled: “Thermostable Vaccine Compositions and Methods of Preparing
Same.”

RiVax™ License Agreement

In January 2003, we executed a worldwide exclusive option to license patent applications with UTSW for the nasal, pulmonary and oral uses of a non-toxic
ricin vaccine. In June 2004, we entered into a license agreement with UTSW for the injectable rights to the ricin vaccine and, in October 2004, we negotiated
the remaining oral rights to the ricin vaccine. Our license obligates us to pay $50,000 in annual license fees. Through this license, we have rights to the issued
patent  number  7,175,848  titled  “Ricin A  chain  mutants  lacking  enzymatic  activity  as  vaccines  to  protect  against  aerosolized  ricin.”  This  patent  includes
methods of use and composition claims for RiVax™.

VeloThrax™ License Option Agreement

On March 5, 2013, we optioned a license to the VeloThrax™ patent from the President and Fellows of Harvard College. VeloThrax™ is the subject of U.S.
patent No. 7,037,503, issued on May 2, 2006 and titled, “Compounds and Methods for the Treatment and Prevention of Bacterial Infection”, along with any
reissue, renewal, reexamination, substitution or extension thereof.

Intrexon Exclusive Channel Collaboration Agreement

On April 27, 2013, we entered into an exclusive channel collaboration agreement with Intrexon (the “Channel Agreement”) that governs an arrangement in
which  we  intend  to  use  Intrexon’s  advanced  human  antibody  discovery,  isolation  and  production  technologies  for  the  development  of  human  monoclonal
antibody therapies for a new biodefense application. The target of the channel collaboration will be melioidosis, a potentially lethal disease caused by the
Gram-negative bacteria Burkholderia pseudomallei, which is endemic in Southeast Asia and Northern Australia.

The Channel Agreement grants us an exclusive license to use specified patents and other intellectual property of Intrexon in connection with the research,
development,  use,  importing,  manufacture,  sale  and  offer  for  sale  of  products  for  the  treatment  of  melioidosis  through  the  use  of  exogenously  produced
human recombinant monoclonal antibodies.

In  exchange  for  the  license,  we  paid  Intrexon  a  one-time  technology  access  fee  of  $1.5  million  in  common  stock.  Additionally,  the  Channel  Agreement
requires us to make certain milestone payments to Intrexon which could reach up to $7 million and to pay Intrexon royalty payments based upon sales of
products based upon Intrexon’s technology.

SGX301 License Agreement

In September 2014, we acquired a worldwide exclusive license agreement with New York University and Yeda Research and Development Company Ltd. for
the rights to a novel, first-in-class, photodynamic therapy that utilizes safe visible light for activation, which we refer to as SGX301. Our license obligates us
to pay $25,000 in annual license fees. In addition, we will pay the licensors: (a) a royalty amount equal to 3% of all net sales of SGX301 made directly by us
and/or any affiliates; (b) a royalty amount equal to 2.5% of all net sales of SGX301 made by our sublicensees, subject to stated maximums and (b) 20% of all
payments, not based on net sales, received by us from our sublicensees. The exclusive license includes rights to several issued US patents, including U.S.
patent numbers 6,867,235 and 7,122,518, among other domestic and foreign patent applications. U.S. Patent numbers 6,867,235 and 7,122,518 are expected
to expire in January 2020 and November 2023, respectively.

23

 
 
 
 
 
 
 
 
 
 
 
 
 
We acquired the license agreement for SGX301 and related intangible assets, properties and rights pursuant to asset purchase agreement with Hy Biopharma
Inc. (“Hy Biopharma”). As consideration for the assets acquired, we paid $250,000 in cash and issued 1,849,113 shares of common stock with a market value
of  $3,750,000.  Provided  all  future  success-orientated  milestones  are  attained,  we  will  be  required  to  make  payments  of  up  to  $10.0  million,  if  and  when
achieved, payable in common stock of the Company.

Research and Development Expenditure

We  spent  approximately  $9.1  million  and  $5.1  million  in  the  years  ended  December  31,  2014  and  2013,  respectively,  on  research  and  development.  The
amounts we spent on research and development per product during the years ended December 31, 2014, and 2013 are set forth in “Management’s Discussion
and Analysis of Financial Condition and Results of Operations” in this Annual Report on Form 10-K.

Employees

As of December 31, 2014, we had 17 full-time employees, 7 of whom are MDs/PhDs.

Available Investor Information

We  file  electronically  with  the  Securities  and  Exchange  Commission  (“SEC”)  our  annual  reports  on  Form  10-K,  quarterly  reports  on  Form  10-Q,  current
reports  on  Form  8-K,  and  amendments  to  those  reports  filed  or  furnished  pursuant  to  Section  13(a)  of  15(d)  of  the  Securities  Exchange  Act  of  1934,  as
amended.  We  make  available  through  our  website,  free  of  charge,  copies  of  these  reports  as  soon  as  reasonably  practicable  after  we  electronically  file  or
furnish them to the SEC. Our website is located at http://www.soligenix.com. You can also request copies of such documents by contacting the company at
(609) 538-8200 or sending an email to info@soligenix.com.

24

 
 
 
 
 
 
 
 
 
Item 1A. Risk factors

An investment in our securities involves a high degree of risk. You should carefully consider the following information about these risks, together with the
other  information  about  these  risks  contained  in  this  Annual  Report,  as  well  as  the  other  information  contained  in  this  Annual  Report  generally,  before
deciding to buy our securities. Any of the risks we describe below could adversely affect our business, financial condition, operating results or prospects. The
market prices for our securities could decline if one or more of these risks and uncertainties develop into actual events and you could lose all or part of your
investment. Additional risks and uncertainties that we do not yet know of, or that we currently think are immaterial, may also impair our business operations.
You should also refer to the other information contained in this Annual Report, including our financial statements and the related notes.

Risks Related to our Business

We  have  had  significant  losses  and  anticipate  future  losses;  if  additional  funding  cannot  be  obtained,  we  may  reduce  or  discontinue  our  product
development and commercialization efforts.

We have experienced significant losses since inception and, at December 31, 2014, had an accumulated deficit of approximately $139.0 million. We expect to
incur additional operating losses in the future and expect our cumulative losses to increase. As of December 31, 2014, we had approximately $5.5 million in
cash available. Based on our projected budgetary needs, funding from existing contracts and grants over the next two years and sales to Lincoln Park Capital
Fund, LLC (“Lincoln Park”) under our $10.6 million equity facility, we expect to be able to maintain the current level of our operations for at least the next
twelve months.

We  have  sufficient  funds  through  our  existing  biodefense  grant  facilities  from  the  NIAID,  a  division  of  the  NIH,  and  BARDA  to  finance  our  biodefense
projects for the next six years. In September 2014, we entered into a contract with the NIH for the development of RiVaxTM to protect against exposure to
ricin toxin that would provide up to $24.7 million of funding in the aggregate if options to extend the contract are exercised by the NIH. In September 2013,
we entered into contracts with the NIH and BARDA for the development of OrbeShield™ that would provide up to $32.7 million of funding in the aggregate
if options to extend the contracts are exercised by BARDA and the NIH. In September 2009, we received a NIAID grant for approximately $9.4 million for
the development of our biodefense programs. In July 2012, we received an additional SBIR grant from NIAID for $600,000 and in February 2014, we were
awarded a one-year NIAID SBIR grant award of approximately $300,000 to further evaluate SGX943 as a treatment for melioidosis. Our biodefense grants
have an overhead component that allows us an agency-approved percentage over our incurred costs. We estimate that the overhead component associated with
our existing contracts and grants will fund some fixed costs for direct employees working on these contracts and grants as well as other administrative costs.

Our product candidates are positioned for or are currently in clinical trials, and we have not yet generated any significant revenues from sales or licensing of
these product candidates. From inception through December 2014, we have expended approximately $60.9 million developing our current product candidates
for  pre-clinical  research  and  development  and  clinical  trials,  and  we  currently  expect  to  spend  at  least  $16.0  million  over  the  next  twelve  months  in
connection  with  the  development  of  our  therapeutic  and  vaccine  products,  licenses,  employment  agreements,  and  consulting  agreements  of  which
approximately  $10.1  million  will  be  reimbursed  through  our  existing  government  contracts  and  grants.  Unless  and  until  we  are  able  to  generate  sales  or
licensing revenue from one of our product candidates, we will require additional funding to meet these commitments, sustain our research and development
efforts,  provide  for  future  clinical  trials,  and  continue  our  operations.  There  can  be  no  assurance  we  can  raise  such  funds.  If  additional  funds  are  raised
through the issuance of equity securities, stockholders may experience dilution of their ownership interests, and the newly issued securities may have rights
superior to those of the common stock. If additional funds are raised by the issuance of debt, we may be subject to limitations on our operations. If we cannot
raise such additional funds, we may have to delay or stop some or all of our drug development programs.

25

 
 
 
 
 
 
 
 
 
If we are unable to develop our product candidates, our ability to generate revenues and viability as a company will be significantly impaired.

In  order  to  generate  revenues  and  profits,  our  organization  must,  along  with  corporate  partners  and  collaborators,  positively  research,  develop  and
commercialize our technologies or product candidates. Our current product candidates are in various stages of early clinical and pre-clinical development and
will require significant further funding, research, development, pre-clinical and/or clinical testing, regulatory approval and commercialization, and are subject
to the risks of failure inherent in the development of products based on innovative or novel technologies. Specifically, each of the following is possible with
respect to any of our product candidates:

● we may not be able to maintain our current research and development schedules;
● we may be unable to secure procurement contracts on beneficial economic terms or at all from the U.S. government or others for our biodefense

products;

● we may encounter problems in clinical trials; or
● the technology or product may be found to be ineffective or unsafe, or may fail to obtain marketing approval.

If any of the risks set forth above occur, or if we are unable to obtain the necessary regulatory approvals as discussed below, we may be unable to develop our
technologies and product candidates and our business will be seriously harmed. Furthermore, for reasons including those set forth below, we may be unable to
commercialize or receive royalties from the sale of any other technology we develop, even if it is shown to be effective, if:

● it is not economical or the market for the product does not develop or diminishes;
● we are not able to enter into arrangements or collaborations to manufacture and/or market the product;
● the product is not eligible for third-party reimbursement from government or private insurers;
● others hold proprietary rights that preclude us from commercializing the product;
● we are not able to manufacture the product reliably;
● others have brought to market similar or superior products; or
● the product has undesirable or unintended side effects that prevent or limit its commercial use.

We expect a number of factors to cause our operating results to fluctuate on a quarterly and annual basis, which may make it difficult to predict our
future performance.

We are a late-stage biopharmaceutical company. Our operations to date have been primarily limited to developing our technology and undertaking clinical
studies and clinical trials of our product candidates in our two active business segments, BioTherapeutics and Vaccines/BioDefense. We have not yet obtained
regulatory approvals for any of our product candidates. Consequently, any predictions made about our future success or viability may not be as accurate as
they could be if we had commercialized products. Our financial condition has varied significantly in the past and will continue to fluctuate from quarter-to-
quarter  or  year-to-year  due  to  a  variety  of  factors,  many  of  which  are  beyond  our  control.  Factors  relating  to  our  business  that  may  contribute  to  these
fluctuations include other factors described elsewhere in this Annual Report and also include:

● our ability to obtain additional funding to develop our product candidates;
● delays in the commencement, enrollment and timing of clinical trials;
● the success of our product candidates through all phases of clinical development;
● any delays in regulatory review and approval of product candidates in clinical development;
● our ability to obtain and maintain regulatory approval for our product candidates in the United States and foreign jurisdictions;
● potential side effects of our product candidates that could delay or prevent commercialization, limit the indications for any approved drug, require

the establishment of risk evaluation and mitigation strategies, or cause an approved drug to be taken off the market;
● our dependence on third-party contract manufacturing organizations (“CMOs”) to supply or manufacture our products;

26

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
● our dependence on contract research organizations to conduct our clinical trials;
● our ability to establish or maintain collaborations, licensing or other arrangements;
● market acceptance of our product candidates;
● our ability to establish and  maintain  an  effective  sales  and  marketing  infrastructure,  either  through  the  creation  of  a  commercial  infrastructure  or

through strategic collaborations;

● competition from existing products or new products that may emerge;
● the ability of patients or healthcare providers to obtain coverage of or sufficient reimbursement for our products;
● our ability to discover and develop additional product candidates;
● our ability and our licensors’ abilities to successfully obtain, maintain, defend and enforce intellectual property rights important to our business;
● our ability to attract and retain key personnel to manage our business effectively;
● our ability to build our finance infrastructure and improve our accounting systems and controls;
● potential product liability claims;
● potential liabilities associated with hazardous materials; and
● our ability to obtain and maintain adequate insurance policies.

Accordingly, the results of any quarterly or annual periods should not be relied upon as indications of future operating performance.

We have no approved products on the market and therefore do not expect to generate any revenues from product sales in the foreseeable future, if at all.

To date, we have no approved product on the market and have not generated any significant product revenues. We have funded our operations primarily from
sales  of  our  securities  and  from  government  grants.  We  have  not  received,  and  do  not  expect  to  receive  for  at  least  the  next  several  years,  if  at  all,  any
revenues from the commercialization of our product candidates. To obtain revenues from sales of our product candidates, we must succeed, either alone or
with  third  parties,  in  developing,  obtaining  regulatory  approval  for,  manufacturing  and  marketing  drugs  with  commercial  potential  or  successfully  obtain
government procurement or stockpiling agreements. We may never succeed in these activities, and we may not generate sufficient revenues to continue our
business operations or achieve profitability.

Our business is subject to extensive governmental regulation, which can be costly, time consuming and subjects us to unanticipated delays.

Our business is subject to very stringent federal, foreign, state and local government laws and regulations, including the Federal Food, Drug and Cosmetic
Act, the Environmental Protection Act, the Occupational Safety and Health Act, and state and local counterparts to these acts. These laws and regulations may
be amended, additional laws and regulations may be enacted, and the policies of the FDA and other regulatory agencies may change.

The regulatory process applicable to our products requires pre-clinical and clinical testing of any product to establish its safety and efficacy. This testing can
take many years is uncertain as to outcome, and requires the expenditure of substantial capital and other resources. We estimate that the clinical trials of our
product candidates that we have planned will take at least several years to complete. Furthermore, failure can occur at any stage of the trials, and we could
encounter problems that cause us to abandon or repeat clinical trials. Favorable results in early studies or trials, if any, may not be repeated in later studies or
trials.  Even  if  our  clinical  trials  are  initiated  and  completed  as  planned,  we  cannot  be  certain  that  the  results  will  support  our  product  candidate  claims.
Success in preclinical testing, Phase 1 and Phase 2 clinical trials does not ensure that later Phase 2 or Phase 3 clinical trials will be successful. In addition, we,
the FDA or other regulatory authorities may suspend clinical trials at any time if it appears that we are exposing participants to unacceptable health risks or
the FDA or other regulatory authorities find deficiencies in our submissions or conduct of our trials. For example, our confirmatory Phase 3 clinical trial for
orBec® (oral BDP) in the treatment of acute GI GVHD was stopped on September 15, 2011 at the recommendation of an independent Data Safety Monitoring
Board (“DSMB”) as it was highly unlikely to achieve the predetermined end point of efficacy based on the interim results. Although no safety concerns were
raised by the DSMB, preliminary findings indicated that there were no significant differences between the orBec® group and placebo group for the primary
endpoint or for the pre-specified secondary endpoints. Given the outcome of the Phase 3 study, we terminated the development of orBec® for the treatment of
acute GI GVHD. Although we hope to obtain FDA approval for oral BDP in similar indications, such treatment of pediatric Crohn's disease acute radiation
enteritis, and GI ARS, there can be no assurances that the FDA will ever approve oral BDP for market launch in any of these indications.

27

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
We  may  not  be  able  to  obtain,  or  we  may  experience  difficulties  and  delays  in  obtaining,  necessary  domestic  and  foreign  governmental  clearances  and
approvals to market a product. Also, even if regulatory approval of a product is granted, that approval may entail limitations on the indicated uses for which
the product may be marketed.

Following any regulatory approval, a marketed product and its manufacturer are subject to continual regulatory review. Later discovery of problems with a
product  or  manufacturer  may  result  in  restrictions  on  such  product  or  manufacturer.  These  restrictions  may  include  product  recalls  and  suspension  or
withdrawal of the marketing approval for the product. Furthermore, the advertising, promotion and export, among other things, of a product are subject to
extensive regulation by governmental authorities in the U.S. and other countries. If we fail to comply with applicable regulatory requirements, we may be
subject to fines, suspension or withdrawal of regulatory approvals, product recalls, seizure of products, operating restrictions and/or criminal prosecution.

There may be unforeseen challenges in developing our biodefense products.

For development of biodefense vaccines and therapeutics, the FDA has instituted policies that are expected to result in accelerated approval. This includes
approval for commercial use using the results of animal efficacy trials, rather than efficacy trials in humans, referred to as the Animal Rule. However, we will
still have to establish that the vaccines we are developing are safe in humans at doses that are correlated with the beneficial effect in animals. Such clinical
trials  will  also  have  to  be  completed  in  distinct  populations  that  are  subject  to  the  countermeasures;  for  instance,  the  very  young  and  the  very  old,  and  in
pregnant women, if the countermeasure is to be licensed for civilian use. Other agencies will have an influence over the risk benefit scenarios for deploying
the countermeasures and in establishing the number of doses utilized in the Strategic National Stockpile. We may not be able to sufficiently demonstrate the
animal correlation to the satisfaction of the FDA, as these correlates are difficult to establish and are often unclear. Invocation of the Animal Rule may raise
issues of confidence in the model systems even if the models have been validated. For many of the biological threats, the animal models are not available and
we may have to develop the animal models, a time-consuming research effort. There are few historical precedents, or recent precedents, for the development
of new countermeasure for bioterrorism agents. Despite the Animal Rule, the FDA may require large clinical trials to establish safety and immunogenicity
before  licensure  and  it  may  require  safety  and  immunogenicity  trials  in  additional  populations.  Approval  of  biodefense  products  may  be  subject  to  post-
marketing studies, and could be restricted in use in only certain populations. The government’s biodefense priorities can change, which could adversely affect
the commercial opportunity for the products we are developing. Further, other countries have not, at this time, established criteria for review and approval of
these types of products outside their normal review process, i.e., there is no Animal Rule equivalent, and consequently there can be no assurance that we will
be able to make a submission for marketing approval in foreign countries based on such animal data.

Additionally, few facilities in the United States and internationally have the capability to test animals with anthrax or ricin, or otherwise assist us in qualifying
the requisite animal models. We have to compete with other biodefense companies for access to this limited pool of highly specialized resources. We therefore
may not be able to secure contracts to conduct the testing in a predictable timeframe or at all.

We are dependent on government funding, which is inherently uncertain, for the success of our biodefense operations.

We are subject to risks specifically associated with operating in the biodefense industry, which is a new and unproven business area. We do not anticipate that
a significant commercial market will develop for our biodefense products. Because we anticipate that the principal potential purchasers of these products, as
well as potential sources of research and development funds, will be the U.S. government and governmental agencies, the success of our biodefense division
will  be  dependent  in  large  part  upon  government  spending  decisions.  The  funding  of  government  programs  is  dependent  on  budgetary  limitations,
congressional appropriations and administrative allotment of funds, all of which are inherently uncertain and may be affected by changes in U.S. government
policies resulting from various political and military developments. Our receipt of government funding is also dependent on our ability to adhere to the terms
and provisions of the original grant documents and other regulations. We can provide no assurance that we will receive or continue to receive funding for
grants we have been awarded. The loss of government funds could have a material adverse effect on our ability to progress our biodefense business.

28

 
 
 
 
 
 
 
 
 
If  the  parties  we  depend  on  for  supplying  our  drug  substance  raw  materials  and  certain  manufacturing-related  services  do  not  timely  supply  these
products and services, it may delay or impair our ability to develop, manufacture and market our products. We do not have or anticipate having internal
manufacturing capabilities.

We  rely  on  suppliers  for  our  drug  substance  raw  materials  and  third  parties  for  certain  manufacturing-related  services  to  produce  material  that  meets
appropriate  content,  quality  and  stability  standards,  which  material  will  be  used  in  clinical  trials  of  our  products  and,  after  approval,  for  commercial
distribution. To succeed, clinical trials require adequate supplies of drug substance and drug product, which may be difficult or uneconomical to procure or
manufacture. We and our suppliers and vendors may not be able to (i) produce our drug substance or drug product to appropriate standards for use in clinical
studies, (ii) perform under any definitive manufacturing, supply or service agreements with us or (iii) remain in business for a sufficient time to be able to
develop, produce, secure regulatory approval of and market our product candidates. If we do not maintain important manufacturing and service relationships,
we may fail to find a replacement supplier or required vendor or develop our own manufacturing capabilities which could delay or impair our ability to obtain
regulatory  approval  for  our  products  and  substantially  increase  our  costs  or  deplete  profit  margins,  if  any.  If  we  do  find  replacement  manufacturers  and
vendors, we may not be able to enter into agreements with them on terms and conditions favorable to us and, there could be a substantial delay before a new
facility could be qualified and registered with the FDA and foreign regulatory authorities.

The  manufacturing  of  our  products  is  a  highly  exacting  process,  and  if  we  or  one  of  our  materials  suppliers  encounter  problems  manufacturing  our
products, our business could suffer.

The  FDA  and  foreign  regulators  require  manufacturers  to  register  manufacturing  facilities.  The  FDA  and  foreign  regulators  also  inspect  these  facilities  to
confirm compliance with current Good Manufacturing Practice (“cGMP”) or similar requirements that the FDA or foreign regulators establish. We, or our
materials  suppliers,  may  face  manufacturing  or  quality  control  problems  causing  product  production  and  shipment  delays  or  a  situation  where  we  or  the
supplier may not be able to maintain compliance with the FDA’s cGMP requirements, or those of foreign regulators, necessary to continue manufacturing our
drug substance. Any failure to comply with cGMP requirements or other FDA or foreign regulatory requirements could adversely affect our clinical research
activities and our ability to market and develop our products.

We do not have sales and marketing experience and our lack of experience may restrict our success in commercializing some of our product candidates.

We  do  not  have  experience  in  marketing  or  selling  pharmaceutical  products  whether  in  the  U.S.  or  internationally.  To  obtain  the  expertise  necessary  to
successfully market and sell any of our products, the development of our own commercial infrastructure and/or collaborative commercial arrangements and
partnerships will be required. Our ability to make that investment and also execute our current operating plan is dependent on numerous factors, including, the
performance of third party collaborators with whom we may contract.

29

 
 
 
 
 
 
 
 
We  may  use  our  financial  and  human  resources  to  pursue  a  particular  research  program  or  product  candidate  and  fail  to  capitalize  on  programs  or
product candidates that may be more profitable or for which there is a greater likelihood of success.

Because we have limited financial and human resources, we are currently focusing on the regulatory approval of certain product candidates. As a result, we
may forego or delay pursuit of opportunities with other product candidates or for other indications that later prove to have greater commercial potential. Our
resource allocation decisions may cause us to fail to capitalize on viable commercial products or profitable market opportunities. Our spending on existing
and  future  product  candidates  for  specific  indications  may  not  yield  any  commercially  viable  products.  If  we  do  not  accurately  evaluate  the  commercial
potential or target market for a particular product candidate, we may relinquish valuable rights to that product candidate through strategic alliance, licensing
or other royalty arrangements in cases in which it would have been more advantageous for us to retain sole development and commercialization rights to such
product candidate, or we may allocate internal resources to a product candidate in an area in which it would have been more advantageous to enter into a
partnering arrangement.

Even if approved, our products will be subject to extensive post-approval regulation.

Once a product is approved, numerous post-approval requirements apply. Among other things, the holder of an approved New Drug Application (“NDA”) is
subject  to  periodic  and  other  FDA  monitoring  and  reporting  obligations,  including  obligations  to  monitor  and  report  adverse  events  and  instances  of  the
failure of a product to meet the specifications in the NDA. Application holders must submit new or supplemental applications and obtain FDA approval for
certain changes to the approved product, product labeling, or manufacturing process. Application holders must also submit advertising and other promotional
material to the FDA and report on ongoing clinical trials.

Depending on the circumstances, failure to meet these post-approval requirements can result in criminal prosecution, fines, injunctions, recall or seizure of
products,  total  or  partial  suspension  of  production,  denial  or  withdrawal  of  pre-marketing  product  approvals,  or  refusal  to  allow  us  to  enter  into  supply
contracts,  including  government  contracts.  In  addition,  even  if  we  comply  with  FDA  and  other  requirements,  new  information  regarding  the  safety  or
effectiveness of a product could lead the FDA to modify or withdraw product approval.

Even if we obtain regulatory approval to market our product candidates, our product candidates may not be accepted by the market.

Even if the FDA approves one or more of our product candidates, physicians and patients may not accept it or use it. Even if physicians and patients would
like to use our products, our products may not gain market acceptance among healthcare payors such as managed care formularies, insurance companies or
government programs such as Medicare or Medicaid. Acceptance and use of our products will depend upon a number of factors including: perceptions by
members  of  the  health  care  community,  including  physicians,  about  the  safety  and  effectiveness  of  our  drug  or  device  product;  cost-effectiveness  of  our
product  relative  to  competing  products;  availability  of  reimbursement  for  our  product  from  government  or  other  healthcare  payers;  and  effectiveness  of
marketing and distribution efforts by us and our licensees and distributors, if any.

The degree of market acceptance of any product that we develop will depend on a number of factors, including:

● cost-effectiveness;
● the  safety  and  effectiveness  of  our  products,  including  any  significant  potential  side  effects,  as  compared  to  alternative  products  or  treatment

methods;

● the timing of market entry as compared to competitive products;
● the rate of adoption of our products by doctors and nurses;
● product labeling or product insert required by the FDA for each of our products;
● reimbursement policies of government and third-party payors;
● effectiveness of our sales, marketing and distribution capabilities and the effectiveness of such capabilities of our collaborative partners, if any; and
● unfavorable publicity concerning our products or any similar products.

30

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Our product candidates, if successfully developed, will compete with a number of products manufactured and marketed by major pharmaceutical companies,
biotechnology companies and manufacturers of generic drugs. Our products may also compete with new products currently under development by others.
Physicians, patients, third-party payors and the medical community may not accept and utilize any of our product candidates. If our products do not achieve
market acceptance, we will not be able to generate significant revenues or become profitable.

Because we expect sales of our current product candidates, if approved, to generate substantially all of our product revenues for the foreseeable future, the
failure of these products to find market acceptance would harm our business and could require us to seek additional financing.

Our products, if approved, may not be commercially viable due to change in health care practice and third party reimbursement limitations.

Recent initiatives to reduce the federal deficit and to change health care delivery are increasing cost-containment efforts. We anticipate that Congress, state
legislatures and the private sector will continue to review and assess alternative benefits, controls on health care spending through limitations on the growth of
private health insurance premiums and Medicare and Medicaid spending, price controls on pharmaceuticals, and other fundamental changes to the health care
delivery  system.  Any  changes  of  this  type  could  negatively  impact  the  commercial  viability  of  our  products,  if  approved.  Our  ability  to  successfully
commercialize our product candidates, if they are approved, will depend in part on the extent to which appropriate reimbursement codes and authorized cost
reimbursement levels of these products and related treatment are obtained from governmental authorities, private health insurers and other organizations, such
as health maintenance organizations. In the absence of national Medicare coverage determination, local contractors that administer the Medicare program may
make  their  own  coverage  decisions.  Any  of  our  product  candidates,  if  approved  and  when  commercially  available,  may  not  be  included  within  the  then
current  Medicare  coverage  determination  or  the  coverage  determination  of  state  Medicaid  programs,  private  insurance  companies  or  other  health  care
providers. In addition, third-party payers are increasingly challenging the necessity and prices charged for medical products, treatments and services.

Our product candidates may cause serious adverse events or undesirable side effects which may delay or prevent marketing approval, or, if approval is
received, require them to be taken off the market, require them to include safety warnings or otherwise limit their sales.

Serious adverse events or undesirable side effects from any of our product candidates could arise either during clinical development or, if approved, after the
approved product has been marketed. The results of future clinical trials may show that our product candidates cause serious adverse events or undesirable
side  effects,  which  could  interrupt,  delay  or  halt  clinical  trials,  resulting  in  delay  of,  or  failure  to  obtain,  marketing  approval  from  the  FDA  and  other
regulatory authorities.

If any of our product candidates cause serious adverse events or undesirable side effects:

● regulatory authorities may impose a clinical hold which could result in substantial delays and adversely impact our ability to continue development

of the product;

● regulatory  authorities  may  require  the  addition  of  labeling  statements,  specific  warnings,  a  contraindication  or  field  alerts  to  physicians  and

pharmacies;

● we may be required to change the way the product is administered, conduct additional clinical trials or change the labeling of the product;
● we may be required to implement a risk minimization action plan, which could result in substantial cost increases and have a negative impact on our

ability to commercialize the product;

● we may be required to limit the patients who can receive the product;
● we may be subject to limitations on how we promote the product;
● sales of the product may decrease significantly;
● regulatory authorities may require us to take our approved product off the market;
● we may be subject to litigation or product liability claims; and
● our reputation may suffer.

Any  of  these  events  could  prevent  us  from  achieving  or  maintaining  market  acceptance  of  the  affected  product  or  could  substantially  increase
commercialization costs and expenses, which in turn could delay or prevent us from generating significant revenues from the sale of our products.

31

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
The technology on which our channel partnering arrangement with Intrexon is based on is early stage technology in the field of Melioidosis.

Our exclusive channel collaboration arrangement with Intrexon contemplates the use of Intrexon’s modular genetic engineering platform for the development
of active pharmaceutical ingredients and drug products targeting the biodefense countermeasure, melioidosis. Such technology has a limited history of use in
the design and development of human therapeutic product candidates and may therefore involve unanticipated risks or delays. Although we plan to leverage
Intrexon’s technology and scientific expertise to develop products for the treatment of melioidosis, an infectious disease caused by bacteria found in soil and
water, we may not be successful in developing and commercializing these products for a variety of reasons. The risk factors set forth herein that apply to our
other  product  candidates,  which  are  in  various  stages  of  development,  also  apply  to  product  candidates  that  we  seek  to  develop  under  our  exclusive
partnership with Intrexon.

We will incur additional expenses in connection with our exclusive channel collaboration arrangement with Intrexon.

Pursuant  to  our  exclusive  channel  collaboration  with  Intrexon,  we  are  responsible  for  future  research  and  development  expenses  of  product  candidates
developed under such collaboration. Although it is our intent to pursue government funding to support this development, we expect the level of our overall
research  and  development  expenses  going  forward  will  increase.  Because  our  collaboration  with  Intrexon  is  new,  we  have  yet  to  assume  development
responsibility  and  costs  associated  with  such  program.  In  addition,  because  development  activities  are  determined  pursuant  to  a  joint  steering  committee
comprised of representatives from Intrexon and the Company, future development costs associated with this program may be difficult to anticipate and exceed
our expectations. Our actual cash requirements may vary materially from our current expectations for a number of other factors that may include, but are not
limited to, unanticipated technical challenges, changes in the focus and direction of our development activities or adjustments necessitated by changes in the
competitive  landscape  in  which  we  operate.  If  we  are  unable  to  continue  to  financially  support  such  collaboration  due  to  lack  of  sufficient  government
funding  or  our  own  working  capital  constraints,  we  may  be  forced  to  delay  our  activities.  If  we  are  unable  to  obtain  funding,  we  may  be  forced  to  seek
licensing partners or discontinue development.

Federal and/or state health care reform initiatives could negatively affect our business.

The availability of reimbursement by governmental and other third-party payers affects the market for any pharmaceutical product. These third-party payers
continually attempt to contain or reduce the costs of healthcare. There have been a number of legislative and regulatory proposals to change the healthcare
system  and  further  proposals  are  likely.  Medicare's  policies  may  decrease  the  market  for  our  products.  Significant  uncertainty  exists  with  respect  to  the
reimbursement status of newly approved healthcare products.

In addition, third-party payers are increasingly challenging the price and cost-effectiveness of medical products and services. Once approved, we might not be
able  to  sell  our  products  profitably  or  recoup  the  value  of  our  investment  in  product  development  if  reimbursement  is  unavailable  or  limited  in  scope,
particularly  for  product  candidates  addressing  small  patient  populations.  On  July  15,  2008,  the  Medicare  Improvements  for  Patients  and  Providers  Act  of
2008 became law with a number of Medicare and Medicaid reforms to establish a bundled Medicare payment rate that includes services and drug/labs that
were separately billed at that time. Bundling initiatives that have been implemented in other healthcare settings have occasionally resulted in lower utilization
of services that had not previously been a part of the bundled payment.

In addition, in some foreign countries, the proposed pricing for a drug must be approved before it may be lawfully marketed. The requirements governing
drug  pricing  vary  widely  from  country  to  country.  We  expect  that  there  will  continue  to  be  a  number  of  U.S.  federal  and  state  proposals  to  implement
governmental pricing controls. While we cannot predict whether such legislative or regulatory proposals will be adopted, the adoption of such proposals could
have a material adverse effect on our business, financial condition and profitability.

32

 
 
 
 
 
 
 
 
 
 
We may not be able to retain rights licensed to us by third parties to commercialize key products or to develop the third party relationships we need to
develop, manufacture and market our products.

We currently rely on license agreements from New York University, Yeda Research and Development Company Ltd., the University of Texas Southwestern
Medical  Center,  the  University  of  British  Columbia,  Harvard  University,  the  University  of  Colorado,  and  George  B.  McDonald,  MD  for  the  rights  to
commercialize  key  product  candidates,  and  we  entered  into  an  exclusive  channel  collaboration  agreement  with  Intrexon  pursuant  to  which  we  acquired  a
license to Intrexon’s advanced human antibody discovery, isolation, and production technologies. We may not be able to retain the rights granted under these
agreements or negotiate additional agreements on reasonable terms, if at all.

Furthermore,  we  currently  have  very  limited  product  development  capabilities  and  no  manufacturing,  marketing  or  sales  capabilities.  For  us  to  research,
develop  and  test  our  product  candidates,  we  need  to  contract  or  partner  with  outside  researchers,  in  most  cases  with  or  through  those  parties  that  did  the
original research and from whom we have licensed the technologies. If products are successfully developed and approved for commercialization, then we will
need to enter into additional collaboration and other agreements with third parties to manufacture and market our products. We may not be able to induce the
third parties to enter into these agreements, and, even if we are able to do so, the terms of these agreements may not be favorable to us. Our inability to enter
into  these  agreements  could  delay  or  preclude  the  development,  manufacture  and/or  marketing  of  some  of  our  product  candidates  or  could  significantly
increase  the  costs  of  doing  so.  In  the  future,  we  may  grant  to  our  development  partners  rights  to  license  and  commercialize  pharmaceutical  and  related
products developed under the agreements with them, and these rights may limit our flexibility in considering alternatives for the commercialization of these
products. Furthermore, third-party manufacturers or suppliers may not be able to meet our needs with respect to timing, quantity and quality for the products.

Additionally, if we do not enter into relationships with additional third parties for the marketing of our products, if and when they are approved and ready for
commercialization,  we  would  have  to  build  our  own  sales  force  or  enter  into  commercialization  agreements  with  other  companies.  Development  of  an
effective sales force in any part of the world would require significant financial resources, time and expertise. We may not be able to obtain the financing
necessary to establish a sales force in a timely or cost effective manner, if at all, and any sales force we are able to establish may not be capable of generating
demand for our product candidates, if they are approved.

We may suffer product and other liability claims; we maintain only limited product liability insurance, which may not be sufficient.

The clinical testing, manufacture and sale of our products involves an inherent risk that human subjects in clinical testing or consumers of our products may
suffer serious bodily injury or death due to side effects, allergic reactions or other unintended negative reactions to our products. As a result, product and other
liability claims may be brought against us. We currently have clinical trial and product liability insurance with limits of liability of $10 million, which may
not be sufficient to cover our potential liabilities. Because liability insurance is expensive and difficult to obtain, we may not be able to maintain existing
insurance or obtain additional liability insurance on acceptable terms or with adequate coverage against potential liabilities. Furthermore, if any claims are
brought against us, even if we are fully covered by insurance, we may suffer harm such as adverse publicity.

We may use hazardous chemicals in our business. Potential claims relating to improper handling, storage or disposal of these chemicals could affect us
and be time consuming and costly.

Our research and development processes and/or those of our third party contractors may involve the controlled use of hazardous materials and chemicals.
These hazardous chemicals are reagents and solvents typically found in a chemistry laboratory. Our operations also may produce hazardous waste products.
Federal, state and local laws and regulations govern the use, manufacture, storage, handling and disposal of hazardous materials. While we attempt to comply
with all environmental laws and regulations, including those relating to the outsourcing of the disposal of all hazardous chemicals and waste products, we
cannot eliminate the risk of contamination from or discharge of hazardous materials and any resultant injury. In the event of such an accident, we could be
held liable for any resulting damages and any liability could materially adversely affect our business, financial condition and results of operations.

33

 
 
 
 
 
 
 
 
 
 
Compliance with environmental laws and regulations may be expensive. Current or future environmental regulations may impair our research, development
or production efforts. We might have to pay civil damages in the event of an improper or unauthorized release of, or exposure of individuals to, hazardous
materials. We are not insured against these environmental risks.

We may agree to indemnify our collaborators in some circumstances against damages and other liabilities arising out of development activities or products
produced in connection with these collaborations.

In  addition,  the  federal,  state  and  local  laws  and  regulations  governing  the  use,  manufacture,  storage,  handling  and  disposal  of  hazardous  or  radioactive
materials and waste products may require us to incur substantial compliance costs that could materially adversely affect our business, financial condition and
results of operations.

We may not be able to compete with our larger and better financed competitors in the biotechnology industry.

The  biotechnology  industry  is  intensely  competitive,  subject  to  rapid  change  and  sensitive  to  new  product  introductions  or  enhancements.  Most  of  our
existing  competitors  have  greater  financial  resources,  larger  technical  staffs,  and  larger  research  budgets  than  we  have,  as  well  as  greater  experience  in
developing products and conducting clinical trials. Our competition is particularly intense in the gastroenterology and transplant areas and is also intense in
the  therapeutic  area  of  inflammatory  bowel  diseases.  We  face  intense  competition  in  the  biodefense  area  from  various  public  and  private  companies  and
universities as well as governmental agencies, such as the U.S. Army, which may have their own proprietary technologies that may directly compete with our
technologies. In addition, there may be other companies that are currently developing competitive technologies and products or that may in the future develop
technologies and products that are comparable or superior to our technologies and products. We may not be able to compete with our existing and future
competitors, which could lead to the failure of our business.

Additionally, if a competitor receives FDA approval before we do for a drug that is similar to one of our product candidates, FDA approval for our product
candidate may be precluded or delayed due to periods of non-patent exclusivity and/or the listing with the FDA by the competitor of patents covering its
newly-approved drug product. Periods of non-patent exclusivity for new versions of existing drugs such as our current product candidates can extend up to
three and one-half years. See “Business—The Drug Approval Process.”

These competitive factors could require us to conduct substantial new research and development activities to establish new product targets, which would be
costly and time consuming. These activities would adversely affect our ability to commercialize products and achieve revenue and profits.

Competition and technological change may make our product candidates and technologies less attractive or obsolete.

We  compete  with  established  pharmaceutical  and  biotechnology  companies  that  are  pursuing  other  forms  of  treatment  for  the  same  indications  we  are
pursuing and that have greater financial and other resources. Other companies may succeed in developing products earlier than us, obtaining FDA approval
for products more rapidly, or developing products that are more effective than our product candidates. Research and development by others may render our
technology or product candidates obsolete or noncompetitive, or result in treatments or cures superior to any therapy we develop. We face competition from
companies  that  internally  develop  competing  technology  or  acquire  competing  technology  from  universities  and  other  research  institutions.  As  these
companies develop their technologies, they may develop competitive positions that may prevent, make futile, or limit our product commercialization efforts,
which would result in a decrease in the revenue we would be able to derive from the sale of any products.

There  can  be  no  assurance  that  any  of  our  product  candidates  will  be  accepted  by  the  marketplace  as  readily  as  these  or  other  competing  treatments.
Furthermore, if our competitors’ products are approved before ours, it could be more difficult for us to obtain approval from the FDA. Even if our products
are successfully developed and approved for use by all governing regulatory bodies, there can be no assurance that physicians and patients will accept our
product(s) as a treatment of choice.

34

 
 
 
 
 
 
 
 
 
 
 
 
Furthermore,  the  pharmaceutical  research  industry  is  diverse,  complex,  and  rapidly  changing.  By  its  nature,  the  business  risks  associated  therewith  are
numerous and significant. The effects of competition, intellectual property disputes, market acceptance, and FDA regulations preclude us from forecasting
revenues or income with certainty or even confidence.

Our business could be harmed if we fail to retain our current personnel or if they are unable to effectively run our business.

We currently have 17 employees and we depend upon these employees (in particular Dr. Christopher Schaber, our President and Chief Executive Officer) to
manage the day-to-day activities of our business. Because we have such limited personnel, the loss of any of them or our inability to attract and retain other
qualified employees in a timely manner would likely have a negative impact on our operations. We may be unable to effectively manage and operate our
business, and our business may suffer, if we lose the services of our employees.

Instability and volatility in the financial markets could have a negative impact on our business, financial condition, results of operations, and cash flows.

During  recent  months,  there  has  been  substantial  volatility  in  financial  markets  due  at  least  in  part  to  the  uncertainty  with  regard  to  the  global  economic
environment  and  the  partial  government  shutdown  due  to  delays  in  increasing  the  U.S.  debt  limit  in  October  2013.  In  addition,  there  has  been  substantial
uncertainty in the capital markets and access to additional financing is uncertain. Moreover, customer spending habits may be adversely affected by current
and  future  economic  conditions.  These  conditions  could  have  an  adverse  effect  on  our  industry  and  business,  including  our  financial  condition,  results  of
operations, and cash flows.

To  the  extent  that  we  do  not  generate  sufficient  cash  from  operations,  we  may  need  to  issue  stock  or  incur  indebtedness  to  finance  our  plans  for  growth.
Recent turmoil in the credit markets and the potential impact on the liquidity of major financial institutions may have an adverse effect on our ability to fund
our  business  strategy  through  borrowings,  under  either  existing  or  newly  created  instruments  in  the  public  or  private  markets  on  terms  we  believe  to  be
reasonable, if at all.

Risks Related to our Intellectual Property

We  may  be  unable  to  commercialize  our  products  if  we  are  unable  to  protect  our  proprietary  rights,  and  we  may  be  liable  for  significant  costs  and
damages if we face a claim of intellectual property infringement by a third party.

Our near and long term prospects depend in part on our ability to obtain and maintain patents, protect trade secrets and operate without infringing upon the
proprietary rights of others. In the absence of patent and trade secret protection, competitors may adversely affect our business by independently developing
and marketing substantially equivalent or superior products and technology, possibly at lower prices. We could also incur substantial costs in litigation and
suffer diversion of attention of technical and management personnel if we are required to defend ourselves in intellectual property infringement suits brought
by third parties, with or without merit, or if we are required to initiate litigation against others to protect or assert our intellectual property rights. Moreover,
any such litigation may not be resolved in our favor.

Although we and our licensors have filed various patent applications covering the uses of our product candidates, patents may not be issued from the patent
applications already filed or from applications that we might file in the future. Moreover, the patent position of companies in the pharmaceutical industry
generally involves complex legal and factual questions, and recently has been the subject of much litigation. Any patents we own or license, now or in the
future, may be challenged, invalidated or circumvented. To date, no consistent policy has been developed in the U.S. Patent and Trademark Office (“PTO”)
regarding the breadth of claims allowed in biotechnology patents.

35

 
 
 
 
 
 
 
 
 
 
 
 
In addition, because patent applications in the U.S. are maintained in secrecy until patent applications publish or patents issue, and because publication of
discoveries in the scientific or patent literature often lags behind actual discoveries, we cannot be certain that we and our licensors are the first creators of
inventions covered by any licensed patent applications or patents or that we or they are the first to file. The PTO may commence interference proceedings
involving patents or patent applications, in which the question of first inventorship is contested. Accordingly, the patents owned or licensed to us may not be
valid or may not afford us protection against competitors with similar technology, and the patent applications licensed to us may not result in the issuance of
patents.

It  is  also  possible  that  our  owned  and  licensed  technologies  may  infringe  on  patents  or  other  rights  owned  by  others,  and  licenses  to  which  may  not  be
available to us. We may be unable to obtain a license under such patent on terms favorable to us, if at all. We may have to alter our products or processes, pay
licensing fees or cease activities altogether because of patent rights of third parties.

In addition to the products for which we have patents or have filed patent applications, we rely upon unpatented proprietary technology and may not be able
to meaningfully protect our rights with regard to that unpatented proprietary technology. Furthermore, to the extent that consultants, key employees or other
third parties apply technological information developed by them or by others to any of our proposed projects, disputes may arise as to the proprietary rights to
this information, which may not be resolved in our favor.

We may be involved in lawsuits to protect or enforce our patents, which could be expensive and time consuming.

The  pharmaceutical  industry  has  been  characterized  by  extensive  litigation  regarding  patents  and  other  intellectual  property  rights,  and  companies  have
employed intellectual property litigation to gain a competitive advantage. We may become subject to infringement claims or litigation arising out of patents
and pending applications of our competitors, or additional interference proceedings declared by the PTO to determine the priority of inventions. The defense
and prosecution of intellectual property suits, PTO proceedings, and related legal and administrative proceedings are costly and time-consuming to pursue,
and  their  outcome  is  uncertain.  Litigation  may  be  necessary  to  enforce  our  issued  patents,  to  protect  our  trade  secrets  and  know-how,  or  to  determine  the
enforceability,  scope,  and  validity  of  the  proprietary  rights  of  others.  An  adverse  determination  in  litigation  or  interference  proceedings  to  which  we  may
become a party could subject us to significant liabilities, require us to obtain licenses from third parties, or restrict or prevent us from selling our products in
certain markets. Although patent and intellectual property disputes might be settled through licensing or similar arrangements, the costs associated with such
arrangements may be substantial and could include our paying large fixed payments and ongoing royalties. Furthermore, the necessary licenses may not be
available on satisfactory terms or at all.

Competitors may infringe our patents, and we may file infringement claims to counter infringement or unauthorized use. This can be expensive, particularly
for  a  company  of  our  size,  and  time-consuming.  In  addition,  in  an  infringement  proceeding,  a  court  may  decide  that  a  patent  of  ours  is  not  valid  or  is
unenforceable, or may refuse to stop the other party from using the technology at issue on the grounds that our patents do not cover its technology. An adverse
determination of any litigation or defense proceedings could put one or more of our patents at risk of being invalidated or interpreted narrowly.

Also, a third party may assert that our patents are invalid and/or unenforceable. There are no unresolved communications, allegations, complaints or threats of
litigation related to the possibility that our patents are invalid or unenforceable. Any litigation or claims against us, whether or not merited, may result in
substantial costs, place a significant strain on our financial resources, divert the attention of management and harm our reputation. An adverse decision in
litigation could result in inadequate protection for our product candidates and/or reduce the value of any license agreements we have with third parties.

Interference  proceedings  brought  before  the  PTO  may  be  necessary  to  determine  priority  of  invention  with  respect  to  our  patents  or  patent  applications.
During an interference proceeding, it may be determined that we do not have priority of invention for one or more aspects in our patents or patent applications
and could result in the invalidation in part or whole of a patent or could put a patent application at risk of not issuing. Even if successful, an interference
proceeding may result in substantial costs and distraction to our management.

36

 
 
 
 
 
 
 
 
 
 
Furthermore, because of the substantial amount of discovery required in connection with intellectual property litigation or interference proceedings, there is a
risk  that  some  of  our  confidential  information  could  be  compromised  by  disclosure.  In  addition,  there  could  be  public  announcements  of  the  results  of
hearings, motions or other interim proceedings or developments. If investors perceive these results to be negative, the price of our common stock could be
adversely affected.

If we infringe the rights of third parties we could be prevented from selling products, forced to pay damages, and defend against litigation.

If our products, methods, processes and other technologies infringe the proprietary rights of other parties, we could incur substantial costs and we may have
to: obtain licenses, which may not be available on commercially reasonable terms, if at all; abandon an infringing product candidate; redesign our products or
processes to avoid infringement; stop using the subject matter claimed in the patents held by others; pay damages; and/or defend litigation or administrative
proceedings which may be costly whether we win or lose, and which could result in a substantial diversion of our financial and management resources.

Risks Related to our Common Stock 

Our common stock price is highly volatile.

The  market  price  of  our  common  stock,  like  that  of  many  other  research  and  development  public  pharmaceutical  and  biotechnology  companies,  has  been
highly volatile and may continue to be so in the future due to a wide variety of factors, including:

● announcements by us or others of results of pre-clinical testing and clinical trials;
● announcements of technological innovations, more important bio-threats or new commercial therapeutic products by us, our collaborative partners or

our present or potential competitors;

● our quarterly operating results and performance;
● developments or disputes concerning patents or other proprietary rights;
● acquisitions;
● litigation and government proceedings;
● adverse legislation;
● changes in government regulations;
● our available working capital;
● economic and other external factors; and
● general market conditions.

Since January 1, 2014, the closing stock price of our common stock has fluctuated between a high of $2.49 per share to a low of $0.95 per share. As of March
9, 2015, the last quoted sale price of our common stock as reported on the OTCQB was $2.13 per share. The fluctuation in the price of our common stock has
sometimes been unrelated or disproportionate to our operating performance. In addition, potential dilutive effects of future sales of shares of common stock
by the Company, as well as potential sale of common stock by the holders of warrants and options, could have an adverse effect on the market price of our
shares.

Our common stock trades on the Over-the-Counter Bulletin Board.

Our common stock trades on the OTCQB securities market under the symbol “SNGX.” The OTCQB is a decentralized market regulated by the Financial
Industry  Regulatory  Authority  in  which  securities  are  traded  via  an  electronic  quotation  system  that  serves  more  than  3,000  companies,  but  provides
significantly less liquidity than national market systems such as the NYSE MKT. On the OTCQB, securities are traded by a network of brokers or dealers
who carry inventories of securities to facilitate the buy and sell orders of investors, rather than providing the order matchmaking service seen in specialist
exchanges. OTCQB securities include national, regional, and foreign equity issues. Companies traded on the OTCQB must be current in their reports filed
with the SEC and other regulatory authorities.

37

 
 
 
 
 
 
 
 
 
 
 
 
Since our common stock is not listed on a national exchange or market, the trading market for our common stock may become illiquid. Our common stock is
subject to the penny stock rules of the SEC, which generally are applicable to equity securities with a price of less than $5.00 per share, other than securities
registered  on  certain  national  securities  exchanges  provided  that  current  price  and  volume  information  with  respect  to  transactions  in  such  securities  is
provided by the exchange or system. The penny stock rules require a broker-dealer, before a transaction in a penny stock not otherwise exempt from the rules,
to deliver a standardized risk disclosure document prepared by the SEC that provides information about penny stocks and the nature and level of risks in the
penny stock market. The broker-dealer also must provide the customer with bid and ask quotations for the penny stock, the compensation of the broker-dealer
and  its  salesperson  in  the  transaction  and  monthly  account  statements  showing  the  market  value  of  each  penny  stock  held  in  the  customer’s  account.  In
addition, the penny stock rules require that, before a transaction in a penny stock that is not otherwise exempt from such rules, the broker-dealer must make a
special written determination that the penny stock is a suitable investment for the purchaser and receive the purchaser’s written agreement to the transaction.
As a result of these requirements, our common stock could be priced at a lower price and our stockholders could find it more difficult to sell their shares.

Shareholders may suffer substantial dilution related to issued stock warrants and options.

As of December 31, 2014, we had a number of agreements or obligations that may result in dilution to investors. These include:

● warrants to purchase a total of approximately 7,269,500 shares of our common stock at a current weighted average exercise price of approximately

$1.15; and

● options to purchase approximately 2,488,279 shares of our common stock at a current weighted average exercise price of approximately $2.40.

We also have an incentive compensation plan for our management, employees and consultants. We have granted, and expect to grant in the future, options to
purchase shares of our common stock to our directors, employees and consultants. To the extent that warrants or options are exercised, our stockholders will
experience dilution and our stock price may decrease.

Additionally, the sale, or even the possibility of the sale, of the shares of common stock underlying these warrants and options could have an adverse effect on
the market price for our securities or on our ability to obtain future financing.

Anti-takeover provisions in our stockholder rights plan and under Delaware law could make a third party acquisition of the Company difficult.

Our stockholder rights plan contains provisions that could make it more difficult for a third party to acquire us, even if doing so might be deemed beneficial
by our stockholders. These provisions could limit the price that investors might be willing to pay in the future for shares of our common stock. We are also
subject  to  certain  provisions  of  Delaware  law  that  could  delay,  deter  or  prevent  a  change  in  control  of  the  Company.  The  rights  issued  pursuant  to  our
stockholder  rights  plan  will  become  exercisable  the  tenth  day  after  a  person  or  group  announces  acquisition  of  15%  or  more  of  our  common  stock  or
commences, or announces an intention to make, a tender or exchange offer the consummation of which would result in ownership by the person or group of
15% or more of our common stock. If the rights become exercisable, the holders of the rights (other than the person acquiring 15% or more of our common
stock) will be entitled to acquire, in exchange for the rights’ exercise price, shares of our common stock or shares of any company in which we are merged,
with a value equal to twice the rights’ exercise price.

38

 
 
 
 
 
 
 
 
 
 
Our shares of common stock are thinly traded, so stockholders may be unable to sell at or near ask prices or at all if they need to sell shares to raise
money or otherwise desire to liquidate their shares.

Our common stock has from time to time been “thinly-traded,” meaning that the number of persons interested in purchasing our common stock at or near ask
prices at any given time may be relatively small or non-existent. This situation is attributable to a number of factors, including the fact that we are a small
company that is relatively unknown to stock analysts, stock brokers, institutional investors and others in the investment community that generate or influence
sales volume, and that even if we came to the attention of such persons, they tend to be risk-averse and would be reluctant to follow an unproven company
such as ours or purchase or recommend the purchase of our shares until such time as we become more seasoned and viable. As a consequence, there may be
periods of several days or more when trading activity in our shares is minimal or non-existent, as compared to a seasoned issuer which has a large and steady
volume of trading activity that will generally support continuous sales without an adverse effect on share price. We cannot give stockholders any assurance
that a broader or more active public trading market for our common shares will develop or be sustained, or that current trading levels will be sustained.

Since  our  common  stock  is  not  listed  on  a  national  securities  exchange,  U.S.  holders  of  warrants  may  not  be  able  to  exercise  their  warrants  without
compliance with applicable state securities laws and the value of your warrants may be significantly reduced.

Since our securities are not listed for trading on a national exchange, the exercise of the warrants by U.S. holders may not be exempt from state securities
laws. As a result, depending on the state of residence of a holder of the warrants, a U.S. holder may not be able to exercise its warrants unless we comply with
any state securities law requirements necessary to permit such exercise or an exemption applies. Although we plan to use our reasonable efforts to assure that
U.S. holders will be able to exercise their warrants under applicable state securities laws if no exemption exists, there is no assurance that we will be able to
do so. As a result, your ability to exercise your warrants may be limited. The value of the warrants may be significantly reduced if U.S. holders are not able to
exercise their warrants under applicable state securities laws.

Our common stock is deemed to be a “penny stock,” which may make it more difficult for investors to sell their shares due to suitability requirements.

Our common stock is subject to Rule 15g-1 through 15g-9 under the Securities Exchange Act of 1934, as amended (the “Exchange Act”), which imposes
certain sales practice requirements on broker-dealers which sell our common stock to persons other than established customers and “accredited investors”
(generally,  individuals  with  a  net  worth  in  excess  of  $1,000,000  or  annual  incomes  exceeding  $200,000  (or  $300,000  together  with  their  spouses)).  For
transactions covered by this rule, a broker-dealer must make a special suitability determination for the purchaser and have received the purchaser’s written
consent  to  the  transaction  prior  to  the  sale.  This  rule  adversely  affects  the  ability  of  broker-dealers  to  sell  our  common  stock  and  the  ability  of  our
stockholders to sell their shares of common stock.

Additionally, our common stock is subject to the SEC regulations for “penny stock.” Penny stock includes any equity security that is not listed on a national
exchange and has a market price of less than $5.00 per share, subject to certain exceptions. The regulations require that prior to any non-exempt buy/sell
transaction in a penny stock, a disclosure schedule set forth by the SEC relating to the penny stock market must be delivered to the purchaser of such penny
stock.  This  disclosure  must  include  the  amount  of  commissions  payable  to  both  the  broker-dealer  and  the  registered  representative  and  current  price
quotations for the common stock. The regulations also require that monthly statements be sent to holders of penny stock that disclose recent price information
for the penny stock and information of the limited market for penny stocks. These requirements adversely affect the market liquidity of our common stock.

We  do  not  currently  intend  to  pay  dividends  on  our  common  stock  in  the  foreseeable  future,  and  consequently,  our  stockholders’  ability  to  achieve  a
return on their investment will depend on appreciation in the price of our common stock.

We have never declared or paid cash dividends on our common stock and do not anticipate paying any cash dividends to holders of our common stock in the
foreseeable future. Consequently, our stockholders must rely on sales of their common stock after price appreciation, which may never occur, as the only way
to realize any future gains on their investments. There is no guarantee that shares of our common stock will appreciate in value or even maintain the price at
which our stockholders have purchased their shares.

39

 
 
 
 
 
 
 
 
 
 
 
Upon dissolution of the Company, our stockholders may not recoup all or any portion of their investment.

In  the  event  of  a  liquidation,  dissolution  or  winding-up  of  the  Company,  whether  voluntary  or  involuntary,  the  proceeds  and/or  assets  of  the  Company
remaining after giving effect to such transaction, and the payment of all of our debts and liabilities will be distributed to the holders of common stock on a pro
rata basis. There can be no assurance that we will have available assets to pay to the holders of common stock, or any amounts, upon such a liquidation,
dissolution or winding-up of the Company. In this event, our stockholders could lose some or all of their investment.

The sale or issuance of our common stock to Lincoln Park may cause dilution and the sale of the shares of common stock acquired by Lincoln Park, or
the perception that such sales may occur, could cause the price of our common stock to fall.

On November 18, 2013, we entered into a purchase agreement with Lincoln Park, pursuant to which Lincoln Park has committed to purchase up to $10.6
million of our common stock.  Concurrently with the execution of the purchase agreement, we issued 97,656 shares of our common stock to Lincoln Park as a
fee for its commitment to purchase shares of our common stock under the purchase agreement. From November 18, 2013 through December 31, 2014, we
sold  510,714  additional  shares  to  Lincoln  Park  and  issued  5,743  additional  shares  to  Lincoln  Park  as  additional  commitment  shares  under  the  purchase
agreement and received proceeds of approximately $1.1 million. The shares that may be sold pursuant to the purchase agreement in the future may be sold by
us to Lincoln Park at our discretion from time to time over a 26-month period.  The purchase price for the shares that we may sell to Lincoln Park under the
purchase agreement will fluctuate based on the price of our common stock.  Depending on market liquidity at the time, sales of such shares may cause the
trading price of our common stock to fall.

We generally have the right to control the timing and amount of any sales of our shares to Lincoln Park, except that, pursuant to the terms of our agreements
with Lincoln Park, we would be unable to sell shares to Lincoln Park if and when the closing sale price of our common stock is below $1.00 per share, subject
to adjustment as set forth in the purchase agreement.  Additional sales of our common stock, if any, to Lincoln Park will depend upon market conditions and
other factors to be determined by us.  Lincoln Park may ultimately purchase all, some or none of the additional shares of our common stock that may be sold
pursuant to the purchase agreement and, after it has acquired shares, Lincoln Park may sell all, some or none of those shares.  Therefore, sales to Lincoln Park
by us could result in substantial dilution to the interests of other holders of our common stock.  Additionally, the sale of a substantial number of shares of our
common stock to Lincoln Park, or the anticipation of such sales, could make it more difficult for us to sell equity or equity-related securities in the future at a
time and at a price that we might otherwise wish to effect sales.

The issuance of our common stock pursuant to the terms of the asset purchase agreement with Hy Biopharma Inc. may cause dilution and the issuance
of such shares of common stock, or the perception that such issuances may occur, could cause the price of our common stock to fall.

On April 1, 2014, we entered into an option agreement pursuant to which Hy Biopharma Inc. granted us an option to purchase certain assets, properties and
rights (the “Hypercin Assets”) related to the development of Hy Biopharma’s synthetic hypericin product candidate for the treatment of CTCL, which we
refer to as SGX301, from Hy Biopharma. In exchange for the option, we paid $50,000 in cash and issued 43,067 shares of common stock in the aggregate to
Hy Biopharma and its assignees. We subsequently exercised the option, and on September 3, 2014, we entered into an asset purchase agreement with Hy
Biopharma, pursuant to which we purchased the Hypercin Assets. Pursuant to the purchase agreement, we paid $250,000 in cash and issued 1,849,113 shares
of common stock in the aggregate to Hy Biopharma and its assignees, and may issue up to an aggregate of $10 million worth of our common stock (subject to
a cap equal to 19.99% of our issued and outstanding common stock) in the aggregate upon attainment of specified milestones. Also on September 3, 2014, we
entered into the Registration Rights Agreement with Hy Biopharma, pursuant to which we have filed a registration statement with the SEC.

40

 
 
 
 
 
 
 
 
 
The number of shares that we may issue under the purchase agreement will fluctuate based on the market price of our common stock.  Depending on market
liquidity at the time, the issuance of such shares may cause the trading price of our common stock to fall.

We  may  ultimately  issue  all,  some  or  none  of  the  additional  shares  of  our  common  stock  that  may  be  issued  pursuant  to  the  purchase  agreement.  We  are
required to register any shares issued pursuant to the purchase agreement, including the 1,849,113 shares already issued, for resale under the Securities Act.
After  any  such  shares  are  registered,  the  holders  will  be  able  to  sell  all,  some  or  none  of  those  shares.    Therefore,  issuances  by  us  under  the  purchase
agreement could result in substantial dilution to the interests of other holders of our common stock.  Additionally, the issuance of a substantial number of
shares of our common stock pursuant to the purchase agreement, or the anticipation of such issuances, could make it more difficult for us to sell equity or
equity-related securities in the future at a time and at a price that we might otherwise wish to effect sales.

Item 1B. Unresolved Staff Comments

None.

Item 2. Properties

We  currently  lease  approximately  5,200  square  feet  of  office  space  at  29  Emmons  Drive,  Suite  C-10,  Princeton,  New  Jersey  08540.  This  office  space
currently serves as our corporate headquarters. In December 2014, we entered into a lease agreement through May 31, 2018 for existing and expanded office
space. The rent for the first 12 months is approximately $12,300 per month, or approximately $20.85 per square foot. This rent increases to approximately
$12,375 per month, or approximately $20.95 per square foot, for the next 12 months, and thereafter to approximately $12,460 per month, or approximately
$21.13 per square foot for the remainder of the lease. Our office space is sufficient to satisfy our current needs.

Item 3. Legal Proceedings

From time to time, we are a party to claims and legal proceedings arising in the ordinary course of business. Our management evaluates our exposure to these
claims and proceedings individually and in the aggregate and allocates additional monies for potential losses on such litigation if it is possible to estimate the
amount of loss and if the amount of the loss is probable.

41

 
 
 
 
 
 
 
 
 
 
Item 5. Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities

Our common stock is quoted on the OTCQB under the symbol “SNGX.” The following table sets forth for the periods indicated, the high and low sales prices
per share of our common stock as reported by the OTCQB.

PART II

Period
Year Ended December 31, 2013:

First Quarter
Second Quarter
Third Quarter
Fourth Quarter

Year Ended December 31, 2014:

First Quarter
Second Quarter
Third Quarter
Fourth Quarter

Year Ending December 31, 2015:

First Quarter (through March 17, 2015)

Price Range

High

Low

  $
  $
  $
  $

  $
  $
  $
  $

  $

2.13    $
2.05    $
2.48    $
2.36    $

2.50    $
2.29    $
2.25    $
2.09    $

2.30    $

0.55 
0.86 
0.98 
1.65 

1.75 
1.65 
1.67 
0.91 

0.98 

As of March 17, 2015, the last reported price of our common stock quoted on the OTCQB was $1.74 per share. The OTCQB prices set forth above represent
inter-dealer quotations, without adjustment for retail mark-up, mark-down or commission, and may not represent the prices of actual transactions.

Transfer Agent

Shares  of  our  common  stock  are  issued  in  registered  form.   American  Stock  Transfer  &  Trust  Company,  LLC,  6201  15th Avenue,  Brooklyn,  NY  11219
(Telephone: (718) 921-8200; Facsimile: (718) 765-8719) is the registrar and transfer agent for shares of our common stock.

Holders of Common Stock

As of March 17, 2015, there were 538 holders of record of our common stock. As of such date, 25,168,354 shares of our common stock were issued and
outstanding.

Dividends

We have never declared nor paid any cash dividends, and currently intend to retain all our cash and any earnings for use in our business and, therefore, do not
anticipate  paying  any  cash  dividends  in  the  foreseeable  future.  Any  future  determination  to  pay  cash  dividends  will  be  at  the  discretion  of  the  Board  of
Directors and will be dependent upon our consolidated financial condition, results of operations, capital requirements and such other factors as the Board of
Directors deems relevant.

Item 6. Selected Financial Data

Not applicable.

42

 
  
 
 
 
 
 
 
   
 
   
     
 
   
      
  
   
      
  
 
 
 
 
 
 
 
 
 
 
Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations.

Cautionary Note Regarding Forward-Looking Statements – Industry Data and Market Information

This Annual Report on Form 10-K contains forward-looking statements that reflect our current expectations about our future results, performance, prospects
and  opportunities.  These  forward-looking  statements  are  subject  to  significant  risks,  uncertainties,  and  other  factors,  including  those  identified  in  “Risk
Factors” above, which may cause actual results to differ materially from those expressed in, or implied by, any forward-looking statements. The forward-
looking statements within this Form 10-K may be identified by words such as “believes,” “anticipates,” “expects,” “intends,” “may,” “would,” “will” and
other  similar  expressions.  However,  these  words  are  not  the  exclusive  means  of  identifying  these  statements.  In  addition,  any  statements  that  refer  to
expectations,  projections  or  other  characterizations  of  future  events  or  circumstances  are  forward-looking  statements.  Except  as  expressly  required  by  the
federal securities laws, we undertake no obligation to publicly update or revise any forward-looking statements to reflect events or circumstances occurring
subsequent to the filing of this Form 10-K with the SEC or for any other reason. You should carefully review and consider the various disclosures we make in
this report and our other reports filed with the SEC that attempt to advise interested parties of the risks, uncertainties and other factors that may affect our
business.

Our Business Overview

We were incorporated in Delaware in 1987. We are a late-stage biopharmaceutical company developing product candidates intended to address unmet medical
needs in the areas of inflammation, oncology and biodefense. We maintain two active business segments: BioTherapeutics and Vaccines/BioDefense.

Our  BioTherapeutics  business  segment  is  developing  a  first-in-class  photo-dynamic  therapy  (SGX301)  utilizing  safe,  visible  light  for  the  treatment  of
cutaneous  T-cell  lymphoma  (“CTCL”),  proprietary  formulations  of  oral  beclomethasone  17,21-dipropionate  (“BDP”)  for  the  prevention/treatment  of
gastrointestinal (“GI”) disorders characterized by severe inflammation, including pediatric Crohn’s disease (SGX203) and acute radiation enteritis (SGX201),
and our novel innate defense regulator (“IDR”) technology (SGX942) for the treatment of oral mucositis in head and neck cancer.

Our Vaccines/BioDefense business segment includes active development programs for RiVax™, our ricin toxin vaccine candidate, VeloThrax™, our anthrax
vaccine  candidate,  OrbeShield™,  our  GI  acute  radiation  syndrome  (“GI  ARS”)  therapeutic  candidate  and  SGX943,  our  melioidosis  therapeutic  candidate.
The  development  of  our  vaccine  programs  is  supported  by  our  heat  stabilization  technology,  known  as  ThermoVax™,  under  existing  and  on-going
government contract funding. With the recently awarded government contract from the National Institute of Allergy and Infectious Diseases (“NIAID”), we
will  attempt  to  advance  the  development  of  RiVax™  to  protect  against  exposure  to  ricin  toxin.  We  plan  to  use  the  funds  received  under  our  government
contracts with the Biomedical Advanced Research and Development Authority (“BARDA”) and NIAID to advance the development of OrbeShield™ for the
treatment of GI ARS. Additionally, we have entered into a global and exclusive channel collaboration with Intrexon Corporation (“Intrexon”) through which
we intend to develop and commercialize a human monoclonal antibody therapy (SGX101) to treat melioidosis.

An outline of our business strategy follows:

● Conduct a Phase 3 clinical trial of SGX301 for the treatment of CTCL;
● Conduct a Phase 2 clinical trial of SGX942 for the treatment of oral mucositis in head and neck cancer;
● Conduct a Phase 3 clinical trial of oral BDP, known as SGX203 for the treatment of pediatric Crohn’s disease;
● Evaluate the effectiveness of oral BDP in other therapeutic indications involving inflammatory conditions of the gastrointestinal (“GI”) tract such as

prevention of acute radiation enteritis;

● Develop  RiVax™  and  VeloThrax™  in  combination  with  our  ThermoVax™  technology  to  develop  new  heat  stable  vaccines  in  biodefense  and

infectious diseases with the potential to collaborate and/or partner with other companies in these areas;

43

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
● Advance the preclinical and manufacturing development of OrbeShield™ as a biodefense medical countermeasure for the treatment of GI ARS;
● Continue to apply for and secure additional government funding for each of our BioTherapeutics and Vaccines/BioDefense programs through grants,

contracts and/or procurements;

● Acquire or in-license new clinical-stage compounds for development; and
● Explore other business development and merger/acquisition strategies, an example of which is our collaboration with Intrexon.

Critical Accounting Policies

Our  discussion  and  analysis  of  our  financial  condition  and  results  of  operations  are  based  upon  our  consolidated  financial  statements,  which  have  been
prepared in accordance with accounting principles generally accepted in the U.S. The preparation of these financial statements requires us to make estimates
and judgments that affect the reported amounts of assets, liabilities and expenses, and related disclosure of contingent assets and liabilities. We evaluate these
estimates and judgments on an on-going basis.

Intangible Assets

One of the most significant estimates or judgments that we make is whether to capitalize or expense patent and license costs. We make this judgment based on
whether  the  technology  has  alternative  future  uses,  as  defined  in  Financial  Accounting  Standards  Board  (“FASB”)  Accounting  Standards  Codification
(“ASC”) 730, Research and Development. Based on this consideration, we capitalized payments made to legal firms that are engaged in filing and protecting
rights to intellectual property rights for our current product candidates in both the domestic and international markets. We believe that patent rights are one of
our most valuable assets. Patents and patent applications are key components of intellectual property, especially in the early stage of product development, as
their purchase and maintenance gives us access to key product development rights from our academic and industry partners. These rights can also be sold or
sub-licensed as part of our strategy to partner our product candidates at each stage of development as the intangible assets have alternative future use. The
legal costs incurred for these patents consist of work associated with filing new patents designed to protect, preserve, maintain and perhaps extending the lives
of the patents. We capitalize such costs and amortize intangibles over their expected useful life – generally a period of 11 to 16 years.

These intangible assets are reviewed for impairment whenever events or changes in circumstances indicate that the carrying amount may not be recoverable
or if the underlying program is no longer being pursued. If the sum of the expected undiscounted cash flows is less than the carrying value of the related asset
or group of assets, a loss is recognized for the difference between the fair value and carrying value of the related asset or group of assets.

Fair Value of Financial Instruments

FASB ASC 820 —  Fair  Value  Measurements  and  Disclosures,  defines  fair  value  as  the  price  that  would  be  received  to  sell  an  asset  or  paid  to  transfer  a
liability  in  an  orderly  transaction  between  market  participants  at  the  measurement  date.  FASB  ASC  820  requires  disclosures  about  the  fair  value  of  all
financial  instruments,  whether  or  not  recognized,  for  financial  statement  purposes.  Disclosures  about  the  fair  value  of  financial  instruments  are  based  on
pertinent information available to us on December 31, 2014. Accordingly, the estimates presented in these financial statements are not necessarily indicative
of the amounts that could be realized on disposition of the financial instruments.

FASB ASC  820  specifies  a  hierarchy  of  valuation  techniques  based  on  whether  the  inputs  to  those  valuation  techniques  are  observable  or  unobservable.
Observable  inputs  reflect  market  data  obtained  from  independent  sources,  while  unobservable  inputs  reflect  market  assumptions.  The  hierarchy  gives  the
highest priority to unadjusted quoted prices in active markets for identical assets or liabilities (Level 1 measurement) and the lowest priority to unobservable
inputs (Level 3 measurement).

44

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
The three levels of the fair value hierarchy are as follows:

● Level 1 — Quoted prices in active markets for identical assets or liabilities that the reporting entity has the ability to access at the measurement date.
Level 1 primarily consists  of  financial  instruments  whose  value  is  based  on  quoted  market  prices  such  as  exchange-traded instruments and listed
equities.

● Level 2 — Inputs other than quoted prices included within Level 1 that are observable for the asset or liability, either directly or indirectly. Level 2
includes financial instruments that are valued using models or other valuation methodologies. These models consider various assumptions, including
volatility  factors,  current  market  prices  and  contractual  prices  for  the  underlying  financial  instruments.  Substantially  all  of  these  assumptions  are
observable in the marketplace, can be derived from observable data or are supported by observable levels at which transactions are executed in the
marketplace.

● Level 3 — Unobservable inputs for the asset or liability. Financial instruments are considered Level 3 when their fair values are determined using

pricing models, discounted cash flows or similar techniques and at least one significant model assumption or input is unobservable.

The carrying amounts reported in the consolidated balance sheet for cash and cash equivalents, accounts receivable, accounts payable and accrued expenses
approximate their fair value based on the short-term maturity of these instruments. We recognize all derivative financial instruments as assets or liabilities in
the financial statements and measure them at fair value with changes in fair value reflected as current period income or loss unless the derivatives qualify as
hedges. As a result, certain warrants issued in connection with our June 2013 offering were accounted for as derivatives.

Research and Development Costs

Research  and  development  costs  are  charged  to  expense  when  incurred  in  accordance  with  FASB  ASC  730,  Research  and  Development.  Research  and
development  includes  costs  such  as  clinical  trial  expenses,  contracted  research  and  license  agreement  fees  with  no  alternative  future  use,  supplies  and
materials,  salaries,  stock  based  compensation,  employee  benefits,  equipment  depreciation  and  allocation  of  various  corporate  costs.  Purchased  in-process
research and development expense represents the value assigned or paid for acquired research and development for which there is no alternative future use as
of the date of acquisition.

Revenue Recognition

Principally our revenues are generated from government contracts and grants. Recording of revenue is applied in accordance with FASB ASC 605, Revenue
Recognition and/or, ASC 605-25, Revenue Recognition – Multiple Element Arrangements. The revenue from government contracts and grants is based upon
subcontractor costs and internal costs incurred that are specifically covered by the grants, plus a facilities and administrative rate that provides funding for
overhead expenses. These revenues are recognized when expenses have been incurred by subcontractors or when we incur internal expenses that are related to
the grant.

Accounting for Warrants

We considered FASB ASC 815, Evaluating Whether an Instrument is Considered Indexed to an Entity’s Own Stock, which provides guidance for determining
whether an equity-linked financial instrument (or embedded feature) issued by an entity is indexed to the entity’s stock, and therefore, qualifying for the first
part  of  the  scope  exception  in  paragraph  815-10-15.  We  evaluated  the  provisions  in  our  outstanding  warrants  and  determined  that  warrants  issued  in
connection with our June 2013 registered public offering contain provisions that protect holders from a decline in the issue price of our common stock (or
“down-round” provisions) and contain net settlement provisions. Consequently, these warrants are recognized as liabilities at their fair value on the date of
grant and remeasured at fair value on each reporting date. All other warrants issued were indexed to our own stock and therefore are accounted for as equity
instruments for 2014 and 2013.

45

 
 
 
 
 
 
 
 
 
 
 
 
 
Stock-Based Compensation

Stock  options  are  issued  with  an  exercise  price  equal  to  the  market  price  on  the  date  of  issuance.  Stock  options  issued  to  directors  upon  re-election  vest
quarterly for a period of one year (new director issuances are fully vested upon issuance). Stock options issued to employees vest 25% immediately as of the
grant date, then 25% each subsequent year for a period of three years. Stock options vest over each three month period from the date of issuance to the end of
the three year period. These options have a ten year life for as long as the individuals remain employees or directors. In general, when an employee or director
terminates their position the options will expire within three months, unless otherwise extended by the Board.

From  time  to  time,  we  issue  restricted  shares  of  our  common  stock  to  vendors  and  consultants  as  compensation  for  services  performed.  Stock-based
compensation expense recognized during the period is based on the fair value of the portion of share-based payment awards that is ultimately expected to vest
during the period. Typically these instruments vest upon issuance and therefore the entire stock compensation expense is recognized upon issuance to the
vendors and/or consultants.

We determine stock-based compensation expense for options, warrants and shares of common stock granted to non-employees in accordance with FASB ASC
718, Stock Compensation, and FASB ASC 505-50, Equity-Based Payments to Non-Employees, and represents the fair value of the consideration received, or
the fair value of the equity instruments issued, whichever may be more reliably measured. For options that vest over future periods, the fair value of options
granted  to  non-employees  is  amortized  as  the  options  vest.  Stock-based  compensation  expense  recognized  during  the  period  is  based  on  the  value  of  the
portion of share-based payment awards that is ultimately expected to vest during the period.

Results of Operations

Year Ended December 31, 2014 Compared to 2013

For the year ended December 31, 2014, we had a net loss of $6,706,972 as compared to a net loss of $10,058,996 for the prior year, representing a decreased
loss of $3,352,024 or 33%. Included in the net loss for December 31, 2014 is a non-cash gain of $3,436,195 versus a non-cash expense of $3,654,770 for
December 31, 2013 which represents the change in the fair value of the warrant liability related to warrants issued in connection with our registered public
offering in June 2013. During the third quarter of 2014, we completed the acquisition of Hypericin, SGX 301, for which we issued common stock with a
value of $3,750,000 and paid cash of $250,000 which was recognized as acquired in-process research and development expense. Additionally, we continued
our progress on the Phase 2 clinical trial with SGX942 for patients suffering from oral mucositis associated with their chemoradiation therapy, (“CRT”) for
head and neck cancer.

For  the  year  ended  December  31,  2014  and  2013,  revenues  and  associated  costs  relate  to  government  contracts  and  grants  awarded  in  support  of  the
development  of  ThermoVax™,  RiVax™  GI-ARS,  orBec®  and  OrbeShield™  in  GI  ARS.  For  the  year  ended  December  31,  2014,  we  had  revenues  of
$7,043,016 as compared to $3,224,152 for the prior year, representing an increase of $3,818,864 or 118%. The increase in revenues was a result of research
and  development  activities  performed  under  our  government  contracts  associated  with  OrbeShield™  and  the  initiation  of  a  research  and  development
government contract in the fourth quarter for RiVax™.

We  incurred  costs  related  to  contract  and  grant  revenues  in  the  year  ended  December  31,  2014  and  2013  of  $5,313,855  and  $2,544,285,  respectively,
representing an increase of $2,769,570 or 109%. These costs primarily relate to payments made to subcontractors and allocated employee costs in connection
with  research  performed  pursuant  to  contracts  and  grants.  The  fluctuations  are  due  to  the  development  activity  performed  on  the  contracts  and  grants
discussed above.

Our gross profit for the year ended December 31, 2014 was $1,729,161 as compared to $679,867 for the prior year, representing an increase of $1,049,294 or
154%. This increase is due primarily to the OrbeShield™ and RiVax™ contracts which provide a management fee and higher negotiated reimbursement for
fixed overhead.

46

 
 
 
 
 
 
 
 
 
 
 
 
Research and development, including acquired in-process research and development costs, increased by $4,015,356 or 79%, to $9,086,535 for the year ended
December 31, 2014 as compared to $5,071,179 for the prior year. This increase is primarily related to the acquisition of Hypericin, SGX 301, for which we
issued common stock with a value of $3,750,000 and paid cash of $250,000 which was recognized as acquired in-process research and development expense.
Additionally, we continued our progress on the Phase 2 clinical trial with SGX942 for patients suffering from oral mucositis associated with their CRT for
head and neck cancer.

General and administrative expenses increased by $638,745 or 23%, to $3,403,975 for the year ended December 31, 2014, as compared to $2,765,230 for the
prior year. This increase is primarily related to increased headcount and an increase in outside professional services.

Other  income  (expense)  for  the  year  ended  December  31,  2014  was  $3,437,505  as  compared  to  $(3,652,810)  for  the  prior  year.  The  change  is  primarily
related to non-cash income of $3,436,195 which represents the change in the fair value of the warrant liability related to warrants issued in connection with
our  June  2013  registered  public  offering  for  the  year  ended  December  31.  2014  as  compared  to  a  non-cash  expense  of  $(3,654,770)  for  the  year  ended
December 31, 2013.

During  the  year  ended  December  31,  2014,  in  accordance  with  the  State  of  New  Jersey’s  Technology  Business  Tax  Certificate  Program,  which  allowed
certain high technology and biotechnology companies to sell unused net operating loss (“NOL”) carryforwards to other New Jersey-based corporate taxpayers
based  in  New  Jersey,  we  sold  New  Jersey  NOL  carryforwards,  resulting  in  the  recognition  of  $616,872  of  income  tax  benefit,  net  of  transaction  costs  as
compared to $750,356 for the year ended December 31, 2013. There can be no assurance as to the continuation or magnitude of this program in future years.

Business Segments

We maintain two active business segments for the year ended December 31, 2014 and December 31, 2013: Vaccines/BioDefense and BioTherapeutics.

Revenues for the Vaccines/BioDefense business segment for the year ended December 31, 2014 were $6,756,388 as compared to $3,003,822 for the year
ended  December  31,  2013,  representing  an  increase  of  $3,752,566  or  125%.  The  increase  in  revenues  were  a  result  of  our  OrbeShield™  contracts  and
initiating the RiVax™ contract during the fourth quarter of 2014. Revenues for the BioTherapeutics business segment for the year ended December 31, 2014
were  $286,628  as  compared  to  $220,330  for  the  year  ended  December  31,  2013,  representing  an  increase  of  $66,298  or  30%.  This  increase  is  primarily
related to work performed under our GI ARS and oral mucositis grants.

Income  (loss)  from  operations  for  the  Vaccines/BioDefense  business  segment  for  the  year  ended  December  31,  2014  was  $807,164  as  compared  to
$(1,666,130)  for  the  year  ended  December  31,  2013.  Income  from  operations  is  primarily  attributable  to  our  gross  margins  related  to  our  government
contracts. Loss from operations for the BioTherapeutics business segment for the year ended December 31, 2014 was $7,674,381 as compared to $3,069,998
for the year ended December 31, 2013, representing an increase of $4,604,383. This increased loss is due primarily to the acquisition of Hypericin, SGX 301,
for  which  we  issued  common  stock  with  a  value  of  $3,750,000  and  paid  cash  of  $250,000  which  was  recognized  as  acquired  in-process  research  and
development expense and our continued progress in the Phase 2 clinical trial with SGX942 for patients suffering from oral mucositis associated with their
CRT for head and neck cancer.

Amortization and depreciation expense for the Vaccines/BioDefense business segment for the year ended December 31, 2014 was $39,625 as compared to
$37,981  for  the  year  ended  December  31,  2013.  Amortization  and  depreciation  expense  for  the  BioTherapeutics  business  segment  for  the  year  ended
December 31, 2014 was $199,196 as compared to $190,033 for the year ended December 31, 2013.

47

 
 
 
 
 
 
 
 
 
 
 
Financial Condition and Liquidity

Cash and Working Capital

As of December 31, 2014, we had cash and cash equivalents of $5,525,094 as compared to $5,856,242 as of December 31, 2013, representing a decrease of
$331,148 or 6%. As of December 31, 2014, we had working capital of $3,174,214, which excludes a non-cash warrant liability of $3,789,562 as compared to
working capital of $5,855,046 as of December 31, 2013, representing an decrease of $2,680,832 or 46%. The decrease in working capital was primarily the
result  of  expenditures  related  to  support  the  Phase  2  clinical  trial  of  SGX942  and  a  decrease  in  taxes  receivable  offset  by  the  net  proceeds  of  $1,937,894
received from our December 2014 registered public offering, proceeds from our Lincoln Park equity line of $470,475 and from the exercise of stock options
of $28,078.

Based on the Company’s current rate of cash outflows, cash on hand, proceeds from government contract and grant programs, proceeds available from the
Lincoln Park equity line and proceeds from the State of New Jersey Technology Business Tax Certificate Transfer Program, management believes that its
current cash will be sufficient to meet the anticipated cash needs for working capital and capital expenditures for at least the next twelve months.

Our plans with respect to our liquidity management include, but are not limited to, the following:

● We have up to $51.4 million in active contract and grant funding still available to support our associated research programs in 2015 and beyond. We

plan to submit additional grant applications for further support of these programs with various funding agencies.

● We have  continued  to  use  equity  instruments  to  provide  a  portion  of  the  compensation  due  to  vendors  and  collaboration  partners  and  expect  to

continue to do so for the foreseeable future.

● We will pursue NOL sales in the State of New Jersey, pursuant to its Technology Business Tax Certificate Transfer Program. Based on the receipt of
$616,872 in proceeds from the sale of NJ NOL in December 2014, we expect to participate in this program during 2015 and beyond as the program
is available;

● We have a $10.6 million equity facility, with Lincoln Park, through October 2016, of which approximately $9.5 million was available at December

31, 2014; and

● We may seek additional capital in the private and/or public equity markets to continue our operations, respond to competitive pressures, develop new
products  and  services,  and  to  support  new  strategic  partnerships.  We  are  currently  evaluating  additional  equity  financing  opportunities  and  may
execute them when appropriate. However, there can be no assurances that we can consummate such a transaction, or consummate a transaction at
favorable pricing.

Expenditures

Under our budget and based upon our existing product development agreements and license agreements pursuant to letters of intent and option agreements,
we expect our total research and development expenditures for the next 12 months to be approximately $16.0 million before any grant reimbursements, of
which $5.9 million relates to the BioTherapeutics business and $10.1 million relates to the Vaccines/BioDefense business. We anticipate contract and grant
reimbursements  in  the  next  12  months  of  approximately  $10.1  million  to  offset  research  and  development  expenses  in  the  Vaccines/BioDefense  business
segment.

48

 
 
 
 
 
 
 
 
 
 
The table below details our costs for research and development by program and amounts reimbursed for the years ended December 31, 2014 and 2013:

Research & Development Expenses

Oral BDP
RiVax™ & ThermoVax™  Vaccines
SGX94
SGX943/101
SGX301
Other

Total

Reimbursed under Government Contracts and Grants

OrbeShield™
RiVax™ & ThermoVax™ Vaccines
Other

Total

Grand Total

Contractual Obligations

2014

2013

561,655    $
846,870     
2,820,807     
19,378     
4,369,585     
468,240     
9,086,535    $

1,467,077 
1,113,430 
659,809 
1,500,000 
- 
330,863 
5,071,179 

4,100,663     
930,573     
282,619    $
5,313,855    $
14,400,390    $

672,194 
1,872,091 
- 
2,544,285 
7,615,464 

  $

  $

  $
  $
  $

We have commitments of approximately $375,000 at December 31, 2014 for several licensing agreements with consultants and universities. Additionally, we
have collaboration and license agreements, which upon clinical or commercialization success, may require the payment of milestones of up to $7.9 million
and/or  royalties  up  to  6%  of  net  sales  of  covered  products,  if  and  when  achieved.  However,  there  can  be  no  assurance  that  clinical  or  commercialization
success will occur.

In  December  2014,  we  entered  into  a  lease  agreement  through  May  31,  2018  for  existing  and  expanded  office  space.  The  rent  for  the  first  12  months  is
approximately  $12,300  per  month,  or  approximately  $20.85  per  square  foot.  This  rent  increases  to  approximately  $12,375  per  month,  or  approximately
$20.95 per square foot, for the next 12 months, and thereafter to approximately $12,460 per month, or approximately $21.13 per square foot for the remainder
of the lease.

On  September  3,  2014,  we  entered  into  an  asset  purchase  agreement  with  Hy  Biopharma,  Inc.  to  which  the  Company  acquired  certain  intangible  assets,
properties and rights of Hy Biopharma related to the development of Hy BioPharma’s synthetic hypericin product. As consideration for the assets acquired,
we paid $250,000 in cash and issued 1,849,113 shares of common stock with a fair value of $3,750,000. These amounts are charged to R&D expense as the
assets  will  be  used  in  the  Company’s  R&D  activities  and  do  not  have  alternative  future  use  pursuant  to  Generally  Accepted  Accounting  Principles  in  the
United  States.  Provided  all  future  success-oriented  milestones  are  attained,  we  will  be  required  to  make  payments  of  up  to  $10.0  million,  if  and  when
achieved. Payments will be payable in restricted securities of the Company.

On April 27, 2013, we entered into an exclusive channel collaboration agreement with Intrexon (the “Channel Agreement”) to use Intrexon’s advanced human
antibody  discovery,  isolation  and  production  technologies  for  the  development  of  human  monoclonal  antibody  therapies  for  a  new  biodefense  application
targeting melioidosis. The Channel Agreement grants an exclusive worldwide license to use specified patents and other intellectual property of Intrexon in
connection with the research, development, use, importing, manufacture, sale and offer for sale of products for the treatment of melioidosis through the use of
exogenously  produced  human  recombinant  monoclonal  antibodies.  The  Channel  Agreement,  upon  clinical  or  commercialization  success,  may  require  the
payment of certain milestones up to $7 million, if and when achieved.

In February 2007, our Board of Directors authorized the issuance of 50,000 shares to Dr. Schaber immediately prior to the completion of a transaction, or
series  or  a  combination  of  related  transactions  negotiated  by  our  Board  of  Directors  whereby,  directly  or  indirectly,  a  majority  of  our  capital  stock  or  a
majority of our assets are transferred from us and/or our stockholders to a third party. The amended agreement with Dr. Schaber includes its obligation to
issue such shares if such event occurs.

Employees with employment contracts have severance agreements that will provide separation benefits from the Company if they are involuntarily separated
from employment.

49

 
 
 
  
   
 
 
    
  
   
   
   
   
   
 
   
      
  
   
      
  
   
   
 
 
 
 
 
 
 
 
As a result of the above agreements, we have future contractual obligations over the next five years as follows:

Year
2015
2016
2017
2018
2019
Total

Research and
Development    

Property and 
Other Leases    

Total

  $

  $

75,000    $
75,000     
75,000     
75,000     
75,000     
375,000    $

130,000    $
157,000     
152,000     
51,000     
-     
490,000    $

205,000 
232,000 
227,000 
126,000 
75,000 
865,000 

Item 8. Financial Statements and Supplementary Data

The information required by this Item 8 is contained on pages F-1 through F-21 of this Annual Report on Form 10-K and is incorporated herein by reference.

Item 9. Changes in and Disagreements with Accountants on Accounting and Financial Disclosure

None.

Item 9A. Controls and Procedures

Evaluation of Disclosure Controls and Procedures

Disclosure controls and procedures are the Company’s controls and other procedures that are designed to ensure that information required to be disclosed by
us in the reports that we file or submit under the Securities Exchange Act of 1934, as amended (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  us  in  the  reports  that  we  file  under  the  Exchange  Act  is  accumulated  and
communicated to our management, including our principal executive officer and principal financial officer, as appropriate, to allow timely decisions regarding
required disclosure. Our management recognizes that any controls and procedures, no matter how well designed and operated, can only provide reasonable
assurance of achieving their objectives and management necessarily applies its judgment in evaluating the possible controls and procedures.

Our  management  has  evaluated,  with  the  participation  of  our  principal  executive  officer  and  principal  financial  officer,  the  effectiveness  of  our  disclosure
controls and procedures (as such term is defined in Rules 13a-15(e) and 15d-15(e) under the Exchange Act) as of the end of the period covered by this report.
Based upon that evaluation, our management, including our principal executive officer and principal financial officer, has concluded that, as of the end of the
period covered by this report, the Company’s disclosure controls and procedures were effective at the reasonable assurance level.

Management’s Annual Report on Internal Control over Financial Reporting

Company  management  is  responsible  for  establishing  and  maintaining  adequate  internal  control  over  financial  reporting.  Internal  control  over  financial
reporting is a process designed by, or under the supervision of, our principal executive and principal financial officers and effected by the Company’s Board
of Directors, management and other personnel 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 and includes those policies and procedures that:

● pertain to  the  maintenance  of  records  that  in  reasonable  detail  accurately  and  fairly  reflect  the  transactions  and  dispositions  of  the  assets  of  the

Company;

50

 
 
 
 
 
 
   
   
   
   
 
 
 
 
 
 
 
 
 
 
 
 
● 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

● 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  inherent  limitations,  internal  control  over  financial  reporting  may  not  prevent  or  detect  misstatements.  Projections  of  any  evaluation  of
effectiveness to future periods are subject to the risks that controls may become inadequate because of changes in conditions, or that the degree of compliance
with the policies or procedures may deteriorate.

Management  assessed  the  effectiveness  of  the  Company’s  internal  control  over  financial  reporting  as  of  December  31,  2014.  In  making  this  assessment,
management used the criteria set forth by the Committee of Sponsoring Organizations of the Treadway Commission (“COSO”) in Internal Control-Integrated
Framework, 1992.

Based on our assessment, management has concluded that, as of December 31, 2014, the Company’s internal control over financial reporting is effective.

Changes in Internal Control over Financial Reporting

There were no changes in the Company’s internal control over financial reporting identified in connection with the evaluation of such internal control that
occurred during the Company’s last fiscal quarter that have materially affected, or are reasonably likely to materially affect, the Company’s internal control
over financial reporting.

Item 9B. Other Information

None.

51

 
 
 
 
 
 
 
 
 
 
Item 10. Directors, Executive Officers and Corporate Governance

PART III

The table below contains information regarding the current members of the Board of Directors and executive officers. The ages of individuals are provided as
of March 17, 2015:

Name
Christopher J. Schaber, PhD
Keith L. Brownlie, CPA
Marco M. Brughera, DVM
Gregg A. Lapointe, CPA
Robert J. Rubin, MD
Jerome Zeldis, MD, PhD
Oreola Donini, PhD
Richard Straube, MD
Joseph M. Warusz, CPA

Age
48
62
59
56
69
64
43
63
58

Position

  Chairman of the Board, Chief Executive Officer and President
  Director
  Director
  Director
  Director
  Director
  Chief Scientific Officer and Senior Vice President
  Chief Medical Officer and Senior Vice President
  Vice President of Finance, Acting Chief Financial Officer and Corporate Secretary

Christopher J. Schaber, PhD has over 25 years of experience in the pharmaceutical and biotechnology industry. Dr. Schaber has been our President and
Chief  Executive  Officer  and  a  director  since  August  2006.  He  was  appointed  Chairman  of  the  Board  on  October  8,  2009.  He  also  serves  on  the  board  of
directors of directors of the Biotechnology Council of New Jersey (“BioNJ”) since January 2009 and the Alliance for Biosecurity since October 2014, and has
been a member of the corporate councils of both the National Organization for Rare Diseases (“NORD”) and the American Society for Blood and Marrow
Transplantation (“ASBMT”) since October 2009 and July 2009, respectively. Prior to joining Soligenix, Dr. Schaber served from 1998 to 2006 as Executive
Vice  President  and  Chief  Operating  Officer  of  Discovery  Laboratories,  Inc.,  where  he  was  responsible  for  overall  pipeline  development  and  key  areas  of
commercial  operations,  including  regulatory  affairs,  quality  control  and  assurance,  manufacturing  and  distribution,  pre-clinical  and  clinical  research,  and
medical affairs, as well as coordination of commercial launch preparation activities. From 1996 to 1998, Dr. Schaber was a co-founder of Acute Therapeutics,
Inc., and served as its Vice President of Regulatory Compliance and Drug Development. From 1994 to 1996, Dr. Schaber was employed by Ohmeda PPD,
Inc., as Worldwide Director of Regulatory Affairs and Operations. From 1989 to 1994, Dr. Schaber held a variety of regulatory, development and operations
positions  with  The  Liposome  Company,  Inc.,  and  Elkins-Sinn  Inc.,  a  division  of  Wyeth-Ayerst  Laboratories.  Dr.  Schaber  received  his  BA  degree  from
Western Maryland College, his MS degree in Pharmaceutics from Temple University School of Pharmacy and his PhD degree in Pharmaceutical Sciences
from  the  Union  Graduate  School.  Dr.  Schaber  was  selected  to  serve  as  a  member  of  our  Board  of  Directors  because  of  his  extensive  experience  in  drug
development and pharmaceutical operations, including his experience as an executive senior officer with our Company and Discovery Laboratories, Inc., and
as  a  member  of  the  board  of  directors  of  BioNJ;  because  of  his  proven  ability  to  raise  funds  and  provide  access  to  capital;  and  because  of  his  advanced
degrees in science and business.

Keith L. Brownlie, CPA has been a director since June 2011. Mr. Brownlie currently serves on the Board of Directors of Rxi Pharmaceuticals Corporation, a
publicly traded biotechnology company involved in the research and development of RNAi products for the diagnosis, prevention and treatment of human
diseases, a position he has held since June 2012. From July 2013 until December 2014, Mr. Brownlie served on the Board of Directors of Cancer Genetics,
Inc.,  a  publicly  traded,  early  stage  diagnostics  company.  Mr.  Brownlie  served  as  a  member  of  the  Board  of  Directors  of  Epicept  Corporation,  a  publicly
traded, specialty pharmaceutical company focused on the clinical development and commercialization of pharmaceutical products for the treatment of cancer
and pain, from April 2011 to August 2013 when Epicept Corporation merged with Immune Pharmaceuticals, Inc. From 1974 to 2010, Mr. Brownlie worked
with the accounting firm of Ernst & Young LLP where he served as audit partner for numerous public companies and was the Life Sciences Industry Leader
for the New York metro area. Mr. Brownlie received a BS in Accounting from Lehigh University and is a Certified Public Accountant in the state of New
Jersey. Mr. Brownlie co-founded the New Jersey Entrepreneur of the Year Program and was Vice President and Trustee of the New Jersey Society of CPAs. In
addition, he served as accounting advisor to the board of the Biotechnology Council of New Jersey. Mr. Brownlie was selected to serve as a member of our
Board  of  Directors  because  of  his  vast  experience  as  an  audit  partner  for  numerous  public  companies  and  as  a  director  of  publicly  traded  specialty
pharmaceutical and biotechnology companies.

52

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Marco  Brughera,  DVM  joined  the  Board  of  Directors  in  October  2013.  He  is  the  Global  Head  of  the  Rare  Disease  Franchise  for  Sigma-Tau  S.p.A.,  a
position he has held since October 2012. From December 2011 through January 2014, Dr. Brughera served on the Board of Directors of Gentium S.p.A., a
publicly traded biopharmaceutical company. From January 2011 through October 2012, Dr. Brughera held several other positions with the Sigma-Tau Group,
including  Corporate  Research  and  Development  Managing  Director  of  Sigma-Tau  S.p.A.,  President  of  Sigma-Tau  Research  Switzerland  S.A.  and  board
member  of  Sigma-Tau  Pharmaceuticals,  Inc.  and  of  Sigma  Tau  Rare  Diseases  S.A.  From  2004  to  2010,  Dr.  Brughera  served  as  the  Vice  President  of
Preclinical  Development  at  Nerviano  Medical  Sciences  S.r.l.  (“NMS  Group”),  a  pharmaceutical  oncology-focused  integrated  discovery  and  development
company. He also served as the Managing Director at Accelera, S.r.l., an independent contract research organization affiliated with the NMS Group. From
1999 to 2004, Dr. Brughera held several senior level positions in the areas of discovery and development toxicology with Pharmacia Corporation and Pfizer,
Inc. Prior to 1999, he held various positions at Pharmacia & Upjohn Company, Inc., and Farmitalia Carlo Erba S.p.A., an Italian pharmaceutical company. Dr.
Brughera earned his degree in veterinary medicine from the University of Milan and is a European Registered Toxicologist. Pursuant to our February 11,
2009 stock purchase agreement with Sigma-Tau Pharmaceuticals, Inc., as long as Sigma-Tau beneficially owns at least 10% of our issued and outstanding
shares of Common Stock, we are required to use our best efforts to secure the election of a Sigma-Tau designee to our Board of Directors.  In view of Dr.
Brughera’s  background  in  the  areas  of  drug  discovery  and  development  and  his  experience  as  an  executive  officer  and  a  director  in  the  pharmaceutical
industry, the Nominating Committee accepted Dr. Brughera as Sigma-Tau’s designee for election to the Board of Directors.

Gregg Lapointe, CPA, MBA has been a director since March 2009. Mr. Lapointe is currently CEO of Cerium Pharmaceuticals, Inc. and serves on the Board
of Directors of SciClone Pharmaceuticals, Inc., Cambrooke Therapeutics, Inc., Raptor Pharmaceuticals, Inc., and the Board of Trustees of the Keck Graduate
Institute  of  Applied  Life  Sciences.  He  has  previously  served  on  the  Board  of  Directors  of  the  Pharmaceuticals  Research  and  Manufacturers  of  America
(PhRMA) and Questcor Pharmaceuticals, Inc., and has been a member of the Corporate Council of NORD for several years. He previously served in varying
roles for Sigma-Tau Pharmaceuticals, Inc., a private biopharmaceutical company, from September 2001 through February 2012, including Chief Operating
Officer from November 2003 to April 2008 and Chief Executive Officer from April 2008 to February 2012. From May, 1996 to August 2001, he served as
Vice President of Operations and Vice President, Controller of AstenJohnson, Inc. (formerly JWI Inc.). Prior to that, Mr. Lapointe spent several years in the
Canadian medical products industry in both distribution and manufacturing. Mr. Lapointe began his career at Price Waterhouse. Mr. Lapointe received his
B.A.  degree  in  Commerce  from  Concordia  University  in  Montreal,  Canada,  a  graduate  diploma  in  Accountancy  from  McGill  University  and  his  M.B.A.
degree from Duke University. He is a C.P.A. in the state of Illinois. Mr. Lapointe was selected to serve as a member of our Board of Directors because of his
significant  experience  in  the  areas  of  global  strategic  planning  and  implementation,  business  development,  corporate  finance,  and  acquisitions,  and  his
experience as an executive officer and board member in the pharmaceutical and medical products industries.

Robert J. Rubin, MD has been a director since October 2009. Dr. Rubin was a clinical professor of medicine at Georgetown University from 1995 until 2012
when  he  was  appointed  a  Distinguished  Professor  of  Medicine.  From  1987  to  2001,  he  was  president  of  the  Lewin  Group  (purchased  by  Quintiles
Transnational Corp. in 1996), an international health policy and management consulting firm. From 1994 to 1996, Dr. Rubin served as Medical Director of
ValueRx, a pharmaceutical benefits company. From 1992 to 1996, Dr. Rubin served as President of Lewin-VHI, a health care consulting company. From 1987
to 1992, he served as President of Lewin-ICF, a health care consulting company. From 1984 to 1987, Dr. Rubin served as a principal of ICF, Inc., a health care
consulting company. From 1981 to 1984, Dr. Rubin served as the Assistant Secretary for Planning and Evaluation at the Department of Health and Human
Services and as an Assistant Surgeon General in the United States Public Health Service. Dr. Rubin has served on the Board of BioTelemetry, Inc. (formerly
known as CardioNet, Inc.) since 2007. He is a board certified nephrologist and internist. Dr. Rubin received an undergraduate degree in Political Science from
Williams College and his medical degree from Cornell University Medical College. Dr. Rubin was selected to serve as a member of our Board of Directors
because of his vast experience in the health care industry, including his experience as a nephrologist, internist, clinical professor of medicine and Assistant
Surgeon General, and his business experience in the pharmaceutical industry.

53

 
 
 
 
 
Jerome Zeldis, MD, PhD has been a director since June 2011. Dr. Zeldis is currently Chief Executive Officer of Celgene Global Health and Chief Medical
Officer of Celgene Corporation, a publicly traded, fully integrated biopharmaceutical company, where he has been employed since 1997. From September
1994 to February 1997, Dr. Zeldis worked at Sandoz Research Institute and the Janssen Research Institute in both clinical research and medical development.
He  has  been  a  board  member  of  several  biotechnology  companies  and  is  currently  on  the  boards  of  the  NJ  Chapter  of  the  Arthritis  Foundation,  the
Castleman’s Disease Organization and PTC Therapeutics, Inc. and Alliqua, Inc. Additionally, he has served as Assistant Professor of Medicine at the Harvard
Medical School (from July 1987 to September 1988), Associate Professor of Medicine at University of California, Davis from (September 1988 to September
1994),  Clinical  Associate  Professor  of  Medicine  at  Cornell  Medical  School  (January  1995  to  December  2003)  and  Professor  of  Clinical  Medicine  at  the
Robert Wood Johnson Medical School (July 1998 to June 2010). Dr. Zeldis received a BA and an MS from Brown University, and an MD, and a PhD in
Molecular Biophysics and Biochemistry from Yale University. Dr. Zeldis trained in Internal Medicine at the UCLA Center for the Health Sciences and in
Gastroenterology at the Massachusetts General Hospital and Harvard Medical School. Dr. Zeldis was selected to serve as a member of our Board of Directors
because of his experience as an executive officer of a publicly traded biopharmaceutical company and in clinical research and medical development, and his
experience in the health care industry, including his experience as an internist, gastroenterologist and professor of medicine.

Oreola Donini, PhD, has been with our company since August 15, 2013 and is currently our Chief Scientific Officer and Senior Vice President, a position
she  has  held  since  December  5,  2014.  Dr.  Donini  served  as  our  Vice  President  of  Preclinical  Research  and  Development  from  August  15,  2013  until
December 4, 2014. She has more than 15 years’ experience in drug discovery and preclinical development with start-up biotechnology companies. From 2012
to  2013,  Dr.  Donini  worked  with  ESSA  Pharma  Inc.  as  Vice  President  Research  and  Development.  From  2004  to  2012,  Dr.  Donini  worked  with  Inimex
Pharmaceuticals  Inc.,  (“Inimex”),  lastly  as  Senior  Director  of  Preclinical  R&D  from  2007-2013.  Prior  to  joining  Inimex,  she  worked  with  Kinetek
Pharmaceuticals Inc., developing therapies for infectious disease, cancer and cancer supportive care. Dr. Donini is a co-inventor and leader of the Company’s
SGX94  innate  defense  regulator  technology,  developed  by  Inimex  and  subsequently  acquired  by  the  Company.  She  was  responsible  for  overseeing  the
manufacturing and preclinical testing of SGX94, which demonstrated efficacy in combating bacterial infections and mitigating the effects of tissue damage
due to trauma, infection, radiation and/or chemotherapy treatment. These preclinical studies resulted in a successful Phase 1 clinical study and clearance of
Phase 2 protocols for oral mucositis in head and neck cancer and acute bacterial skin and skin structure infections. While with ESSA Pharma Inc. as the Vice
President  of  Research  and  Development,  Dr.  Donini  led  the  preclinical  testing  of  a  novel  N-terminal  domain  inhibitor  of  the  androgen  receptor  for  the
treatment of prostate cancer. While with Kinetek Pharmaceuticals Inc., her work related to the discovery of novel kinase and phosphatase inhibitors for the
treatment  of  cancer.  Dr.  Donini  received  her  PhD  from  Queen’s  University  in  Kinston,  Ontario,  Canada  and  completed  her  post-doctoral  work  at  the
University  of  California,  San  Francisco.  Her  research  has  spanned  drug  discovery,  preclinical  development,  manufacturing  and  clinical  development  in
infectious disease, cancer and cancer supportive care.

Richard Straube, MD has been with our company since January 2014 and is currently our Senior Vice President and Chief Medical Officer. Dr. Straube is a
board-certified  pediatrician  with  35  years’  experience  in  both  academia  and  industry,  including  clinical  research  experience  in  host-response
modulation.  From  2009  until  joining  our  company,  he  was  Chief  Medical  Officer  of  Stealth  Peptides  Incorporated,  a  privately-held,  clinical  stage,
biopharmaceutical company. Prior to joining the Company, Dr. Straube served from 1988 to 1993 in various capacities, including most recently as Senior
Director,  Infectious  Diseases  and  Immunology,  Clinical  Research,  for  Centocor,  Inc.,  a  privately-held  biopharmaceutical  company  focused  on  developing
monoclonal  antibody-based  diagnostics.    While  at  Centocor,  Inc.,  Dr.  Straube  was  responsible  for  the  initial  anti-cytokine  and  anti-endotoxin  programs
targeted  at  ameliorating  inappropriate  host  responses  to  infectious  and  immunologic  challenges.  Programs  that  he  managed  at  Centocor,  Inc.  include
assessments  of  immunomodulation  using  monoclonal  removal  of  inciting  molecular  triggers,  removal  of  internal  immune-messengers,  augmentation  of
normal host defenses, and maintenance of normal sub-cellular function in the face of injury.  From 1993 to 1995, Dr. Straube was Director of Medical Affairs
at  T-cell  Sciences,  Inc.,  a  privately-held  biotechnology  company.    From  1995  to  1997,  he  was  Director  of  Clinical  Investigations  of  the  Pharmaceutical
Products Division of Ohmeda Corp., a privately-held biopharmaceutical company.  He served from 1998 to 2007 as Executive Vice President of Research and
Development and Chief Scientific Officer at INO Therapeutics LLC, a privately-held biotherapeutics company, where he was responsible for the clinical trials
and subsequent approval of inhaled nitric oxide for the treatment of persistent pulmonary hypertension of the newborn.  From 2007 to 2009, Dr. Straube was
the Chief Medical Officer at Critical Biologics Corporation, a privately-held biotechnology company.  Dr. Straube received his medical degree and residency
training  at  the  University  of  Chicago,  completed  a  joint  adult  and  pediatrician  infectious  diseases  fellowship  at  the  University  of  California,  San  Diego
(“UCSD”), and as a Milbank Scholar completed training in clinical trial design at the London School of Hygiene and Tropical Medicine.  While on the faculty
at the UCSD Medical Center, his research focused on interventional studies for serious viral infections.

54

 
 
 
 
 
Joseph M. Warusz, CPA has been with the company since June 2011 and is currently our Vice President of Finance and Acting Chief Financial Officer, a
position he has held since February 2012. He has more than 30 years of financial management experience in public and private life science companies as well
as large pharma. Prior to joining Soligenix on June 1, 2011 as Vice President of Administration and Controller, he held senior financial positions with Amicus
Therapeutics,  Inc.  from  2004  to  2005,  Orchid  Cellmark,  Inc.  from  2000  to  2004,  and  NexMed,  Inc.  from  1998  to  1999.  From  2005  to  2011,  Mr.  Warusz
performed consulting assignments at Ardea BioSciences, Inc., NovaDel Pharma, Inc. and Melior Discovery, all R&D-focused companies in the biotechnology
and specialty pharmaceuticals arenas. Prior to 1998, Mr. Warusz also held management positions in financial analysis, accounting, reporting and auditing at
Bristol-Myers Squibb and Peat Marwick Main & Company. He received his BS in accounting and MBA in finance at Drexel University and is a Certified
Public Accountant.

Board Leadership Structure

Our Board of Directors believes that Dr. Schaber’s service as both the Chairman of our Board of Directors and our Chief Executive Officer is in the best
interest of our Company and our stockholders. Dr. Schaber possesses detailed and in-depth knowledge of the issues, opportunities and challenges facing our
Company and our business and, therefore, is best positioned to develop agendas that ensure that the Board of Directors’ time and attention are focused on the
most important matters. His combined role enables decisive leadership, ensures clear accountability, and enhances our ability to communicate our message
and strategy clearly and consistently to our stockholders, employees, and collaborative partners.

Messrs. Brownlie and Lapointe, Dr. Rubin, and Dr. Zeldis are independent and the Board of Directors believes that the independent directors provide effective
oversight of management. Moreover, in addition to feedback provided during the course of meetings of the Board of Directors, the independent directors hold
executive sessions. Following an executive session of independent directors, the independent directors’ report back to the full Board of Directors regarding
any specific feedback or issues, provide the Chairman with input regarding agenda items for Board of Directors and Committee meetings, and coordinate with
the Chairman regarding information to be provided to the independent directors in performing their duties. The Board of Directors believes that this approach
appropriately and effectively complements the combined Chairman/Chief Executive Officer structure.

Although the Company believes that the combination of the Chairman and Chief Executive Officer roles is appropriate under the current circumstances, our
corporate governance guidelines do not establish this approach as a policy, and the Board of Directors may determine that it is more appropriate to separate
the roles in the future.

Section 16(a) Beneficial Ownership Reporting Compliance

We are required to identify each person who was an officer, director or beneficial owner of more than 10% of our registered equity securities during our most
recent fiscal year and who failed to file on a timely basis reports required by Section 16(a) of the Exchange Act.

55

 
 
 
 
 
 
 
 
 
To  our  knowledge,  based  solely  on  review  of  these  filings  and  written  representations  from  the  certain  reporting  persons,  we  believe  that  during  the  year
ended December 31, 2014, our officers, directors and significant stockholders have timely filed the appropriate form under Section 16(a) of the Exchange
Act.

Committees of the Board of Directors

Our  Board  of  Directors  has  the  following  three  committees:  (1)  Compensation,  (2) Audit  and  (3)  Nominating  and  Corporate  Governance.  Our  Board  of
Directors has adopted a written charter for each of these committees, which are available on our website at www.soligenix.com under the “Investors” section.

Audit 
Committee

Compensation 
Committee

Nominating and 
Corporate Governance 
Committee

Director

Keith L. Brownlie, CPA
Marco M. Brughera, DVM
Gregg A. Lapointe, CPA
Robert J. Rubin, MD
Jerome Zeldis, MD, PhD

 – Committee Chair

 – Member

Compensation Committee

Our  Board  of  Directors  has  a  Compensation  Committee,  which  is  comprised  of  Dr.  Rubin  (Chair),  Dr.  Brughera  and  Dr.  Zeldis.  The  Compensation
Committee is responsible for reviewing and approving the executive compensation program, assessing executive performance, setting salary, making grants
of annual incentive compensation and approving certain employment agreements. Our Board of Directors has determined that Dr. Rubin and Dr. Zeldis are
“independent” directors within the meaning of applicable listing standards of The NASDAQ Stock Market LLC (“Nasdaq”) and the Exchange Act and the
rules and regulations thereunder. Our Board of Directors reviewed Dr. Brughera’s relationship as the Global Head of the Rare Disease Franchise for Sigma-
Tau SpA., an affiliate of Sigma-Tau Pharmaceuticals, Inc., which is owns approximately 13.72% of the issued and outstanding shares of our common stock.
Our Board of Directors determined that Dr. Brughera’s position with Sigma-Tau SpA. would not impair his ability to exercise independent judgment.  

Nominating and Corporate Governance Committee

Our Board of Directors has a Nominating and Corporate Governance Committee (“Nominating Committee”), which is comprised of Dr. Zeldis (Chair), Mr.
Brownlie and Mr. Lapointe. The Nominating Committee makes recommendations to the Board of Directors regarding the size and composition of our Board
of Directors, establishes procedures for the nomination process, identifies and recommends candidates for election to our Board of Directors. Our Board of
Directors has determined that Dr. Zeldis, Mr. Brownlie and Mr. Lapointe are “independent” directors, as such term is defined by the applicable Nasdaq listing
standards.  

Audit Committee

Our Board of Directors has an Audit Committee, which is comprised of Mr. Brownlie (Chair), Mr. Lapointe and Dr. Rubin.  The Audit Committee assists our
Board of Directors in monitoring the financial reporting process, the internal control structure and the independent registered public accountants. Its primary
duties are to serve as an independent and objective party to monitor the financial reporting process and internal control system, to review and appraise the
audit  effort  of  the  independent  registered  public  accountants  and  to  provide  an  open  avenue  of  communication  among  the  independent  registered  public
accountants, financial and senior management, and our Board of Directors.  Our Board of Directors has determined that Mr. Brownlie, Mr. Lapointe and Dr.
Rubin  are  “independent”  directors,  within  the  meaning  of  applicable  listing  standards  of  Nasdaq  and  the  Exchange  Act  and  the  rules  and  regulations
thereunder.    Our  Board  of  Directors  has  also  determined  that  the  members  of  the  Audit  Committee  are  qualified  to  serve  on  the  committee  and  have  the
experience and knowledge to perform the duties required of the committee and that Mr. Brownlie qualifies as an “audit committee financial expert” as that
term is defined in the applicable regulations of the Exchange Act.

56

 
 
 
 
  
 
 
 
 
   
 
 
 
 
 
 
 
   
 
 
 
   
   
 
 
 
 
 
 
 
 
 
 
Code of Ethics

We have adopted a code of ethics that applies to all of our executive officers and senior financial officers (including our chief executive officer, chief financial
officer,  chief  accounting  officer  and  any  person  performing  similar  functions).  A  copy  of  our  code  of  ethics  is  publicly  available  on  our  website  at
http://www.soligenix.com under the “Investors” section. If we make any substantive amendments to our code of ethics or grant any waiver, including any
implicit waiver, from a provision of the code to our chief executive officer, chief financial officer or chief accounting officer, we will disclose the nature of
such amendment or waiver in a Current Report on Form 8-K.

Diversity Considerations in Identifying Director Nominees

We  do  not  have  a  formal  diversity  policy  or  set  of  guidelines  in  selecting  and  appointing  directors  that  comprise  our  Board  of  Directors.  However,  when
making recommendations to our Board of Directors regarding the size and composition of our Board of Directors, our Nominating Committee does consider
each individual director’s qualifications, skills, business experience and capacity to serve as a director and the diversity of these attributes for the Board of
Directors as a whole.

Compensation Committee Interlocks and Insider Participation

No member of our Compensation Committee is or has at any time during the past year been one of our officers or employees. None of our executive officers
currently  serves  or  in  the  past  year  has  served  as  a  member  of  the  Board  of  Directors  or  Compensation  Committee  of  any  entity  that  has  one  or  more
executive officers serving on our Board of Directors or Compensation Committee.

Item 11. Executive Compensation

Summary Compensation

The following table contains information concerning the compensation paid during each of the two years ended December 31, 2014 to our Chief Executive
Officer and each of the two other most highly compensated executive officers during 2014 (collectively, the “Named Executive Officers”).

Name

Position

Christopher
J. Schaber1

Joseph
M. Warusz2

Richard
C. Straube3

  CEO &
  President

  VP & Acting
  CFO

CMO & Senior
VP

Year
2014
2013

2014
2013

2014

Summary Compensation

Salary

Bonus

Option
Awards

All Other
Compensation   

Total

    $
    $

    $
    $

412,000    $
402,000    $

115,000    $
239,000    $

150,000    $
199,000    $

191,000    $
186,000    $

41,000    $
90,000    $

67,500    $
89,550    $

29,580    $
33,896    $

21,197    $
32,641    $

706,580 
873,896 

320,697 
398,191 

$

300,000

$

62,000

$

276,000

$

21,328

$

659,328

1

Dr. Schaber deferred the payment of his 2014 bonus of $115,000 until January 15, 2015. Option award figures include the value of common stock option
awards at grant date as calculated under FASB ASC 718. Other compensation represents health insurance costs paid by the Company.

2 Mr. Warusz deferred the payment of his 2014 bonus of $41,000 until January 15, 2014. Option award figures include the value of common stock option

awards at grant date as calculated under FASB ASC 718. Other compensation represents health insurance costs paid by the Company.

57

 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
   
   
   
 
 
 
 
 
 
   
 
 
 
     
      
      
      
      
  
 
 
 
 
 
   
 
 
 
     
      
      
      
      
  
 
 
 
   
   
   
   
   
 
 
 
 
 
 
3

Dr. Straube joined the Company on January 1, 2014. He deferred the payment of his 2014 bonus of $62,000 until January 15, 2014. Option award figures
include the value of common stock option  awards  at  grant  date  as  calculated  under  FASB  ASC  718.  Other  compensation  represents  health insurance
costs paid by the Company.

Employment and Severance Agreements

In August 2006, we entered into a three-year employment agreement with Christopher J. Schaber, PhD. Pursuant to this employment agreement we agreed to
pay  Dr.  Schaber  a  base  salary  of  $300,000  per  year  and  a  minimum  annual  bonus  of  $100,000.  Dr.  Schaber’s  employment  agreement  was  renewed  in
December 27, 2007 for an additional term of three years. We agreed to issue him options to purchase 125,000 shares of our common stock, with one third
immediately  vesting  and  the  remainder  vesting  over  three  years.  Upon  termination  without  “Just  Cause”  as  defined  by  this  agreement,  we  would  pay  Dr.
Schaber nine months of severance, as well as any accrued bonuses, accrued vacation, and we would provide health insurance and life insurance benefits for
Dr. Schaber and his dependents. No unvested options shall vest beyond the termination date. Dr. Schaber’s monetary compensation (base salary of $300,000
and bonus of $100,000) remained unchanged from 2006 with the 2007 renewal. Upon a change in control of the Company due to merger or acquisition, all of
Dr. Schaber’s options shall become fully vested, and be exercisable for a period of five years after such change in control (unless they would have expired
sooner  pursuant  to  their  terms).  In  the  event  of  his  death  during  the  term  of  the  agreement,  all  of  his  unvested  options  shall  immediately  vest  and  remain
exercisable for the remainder of their term and become the property of Dr. Schaber’s immediate family. Dr. Schaber’s employment agreement automatically
renewed in December 2013 for an additional term of three years.

On June 22, 2011, the Compensation Committee eliminated his fixed minimum annual bonus payable and revised it to an annual targeted bonus of 40% of his
annual base salary. On December 6, 2012, the Compensation Committee approved an increase in salary for Dr. Schaber to $402,000. On December 4, 2013,
the Compensation Committee approved an increase in salary for Dr. Schaber to $412,000. On December 4, 2014, the Compensation Committee approved an
increase in salary for Dr, Schaber to $424,360

In May 2011, we entered into a one-year employment agreement with Mr. Joseph M. Warusz, our Acting Chief Financial Officer, Vice President Finance and
Chief  Accounting  Officer.  Pursuant  to  the  agreement,  we  have  agreed  to  pay  Mr.  Warusz  $175,000  per  year  and  a  targeted  annual  bonus  of  20%  of  base
salary. We also agreed to issue him options to purchase 40,000 shares of our common stock with one-third immediately vesting and the remainder vesting
over  three  years.  Upon  termination  without  “Just  Cause”,  as  defined  in  Mr.  Warusz’s  employment  agreement,  we  would  pay  Mr.  Warusz  three  months  of
severance, accrued bonuses and vacation, and health insurance benefits. No unvested options vest beyond the termination date. On December 1, 2011, the
Compensation  Committee  increased  the  salary  of  Mr.  Warusz  to  $180,000.  On  December  6,  2012,  the  Compensation  Committee  approved  an  increase  in
salary for Mr. Warusz to $186,000 and the targeted annual bonus to 35%. On December 4, 2013, the Compensation Committee approved an increase in salary
for Mr. Warusz to $191,000. On December 4, 2014, the Compensation Committee approved an increase in salary for Mr. Warusz to $196,730.

In December 2014, we entered into a one-year employment agreement with Richard C. Straube, MD, our Chief Medical Officer and Senior Vice President.
Pursuant to the agreement, we have agreed to pay Dr. Straube $300,000 per year and a targeted annual bonus of 30% of base salary. We also agreed to issue
him  options  to  purchase  100,000  shares  of  our  common  stock  with  one-third  immediately  vesting  and  the  remainder  vesting  over  three  years.  Upon
termination without “Just Cause”, as defined in Dr. Straube’s employment agreement, we would pay Dr. Straube three months of severance, accrued bonuses
and  vacation,  and  health  insurance  benefits.  No  unvested  options  vest  beyond  the  termination  date.  On  December  4,  2014,  the  Compensation  Committee
approved an increase in salary for Dr. Straube to $309,000.

In February 2007, our Board of Directors authorized the issuance of 50,000 shares to Dr. Schaber immediately prior to the completion of a transaction, or
series  or  a  combination  of  related  transactions  negotiated  by  our  Board  of  Directors  whereby,  directly  or  indirectly,  a  majority  of  our  capital  stock  or  a
majority  of  our  assets  are  transferred  from  the  Company  and/or  our  stockholders  to  a  third  party.  The  amended  agreement  with  Dr.  Schaber  includes  our
obligation to issue such shares to him if such event occurs.

58

 
 
 
 
 
 
 
 
 
Outstanding Equity Awards at Fiscal Year-End

The  following  table  contains  information  concerning  unexercised  options,  stock  that  has  not  vested,  and  equity  incentive  plan  awards  for  the  Named
Executive Officers outstanding at December 31, 2014. We have never issued Stock Appreciation Rights.

Equity
Incentive Plan
Awards:
Number of
Securities
Underlying
Unexercised
Unearned    

Number of Securities
Underlying Unexercised
Options
(#)

  Exercisable     Unexercisable     Options (#)

Option
Exercise Price    
($)

125,000     
45,000     
140,000     
110,000     
112,185     
97,500     
50,000     
25,000     

43,750     
12,500     

40,000     
25,310     
41,254     
22,502     
11,250     

-     
-     
-     
-     
-     
32,500     
50,000     
75,000     

56,250     
37,500     

-     
-     
13,746     
22,498     
33,750     

-    $
-    $
-    $
-    $
-    $
32,500    $
50,000    $
75,000    $

56,250    $
37,500    $

-    $
-    $
13,746    $
22,498    $
33,750    $

5.40   
9.40   
1.20   
4.64   
0.64   
0.68   
2.01   
1.50   

2.01   
1.50   

4.10   
0.64   
0.68   
2.01   
1.50   

Option
Expiration
Date
8/28/2016
8/9/2017
12/17/2018
6/30/2020
11/30/2021
12/04/2022
12/04/2023
12/04/2024

1/06/2024
12/04/2024

5/30/2021
11/30/2021
12/04/2022
12/04/2023
12/04/2024

Name
Christopher J. Schaber

Richard C. Straube

Joseph M. Warusz

Compensation of Directors

The following table contains information concerning the compensation of the non-employee directors during the fiscal year ended December 31, 2014.

Name
Keith Brownlie
Marco Brughera
Gregg A. Lapointe
Robert J. Rubin
Jerry Zeldis

Fees Earned
Paid in Cash1    

Option
Awards2

  $
  $
  $
  $
  $

57,500    $
37,500    $
47,500    $
52,500    $
50,000    $

30,000    $
30,000    $
30,000    $
30,000    $
30,000    $

Total

87,500 
67,500 
77,500 
82,500 
80,000 

1

Directors who  are  compensated  as  full-time  employees  receive  no  additional  compensation  for  service  on  our  Board  of  Directors.  Each  independent
director  who  is  not  a  full-time  employee  is  paid  $35,000  annually,  on  a  prorated  basis,  for  their  service  on  our  Board  of  Directors,  the  chairman  of
our Audit Committee is paid $15,000 annually, on a prorated basis, and the chairmen of our Compensation and Nominating Committees will be paid
$10,000 annually, on a prorated basis. Additionally, Audit Committee members are paid $7,500 annually and Compensation and Nominating Committee
members are paid $5,000 annually. This compensation is paid quarterly.

2 We maintain a stock option grant program pursuant to the nonqualified stock option plan, whereby members of our Board of Directors or its committees
who  are  not  full-time  employees  receive  an  initial  grant  of  fully  vested  options  to  purchase  15,000  shares  of  common  stock.  Upon  re-election  to  the
Board, each Board member will receive stock options with a value of $30,000, calculated using the closing price of the common stock on the trading day
prior to the date of the annual meeting of the Company’s stockholders, which vest at the rate of 25% per quarter, commencing with the first quarter after
each annual meeting of stockholders.

59

 
 
 
 
 
 
   
   
   
   
 
   
 
   
 
   
 
   
 
   
 
   
 
   
 
   
      
      
      
    
 
   
 
   
 
   
      
      
      
    
 
   
 
   
 
   
 
   
 
   
 
 
 
 
   
 
 
 
 
 
Stock Ownership Policy

In April 2012, our Board of Directors adopted a stock ownership policy applicable to our non-employee directors to strengthen the link between director and
stockholder interests. Pursuant to the stock ownership policy, each non-employee director is required to hold a minimum ownership position in the common
stock equal to the annual cash compensation paid for service on the Board of Directors, exclusive of cash compensation paid for service as a chair or member
of any committees of the Board of Directors.

Stock counted toward the ownership requirement includes common stock held by the director, unvested and vested restricted stock, and all shares of common
stock  beneficially  owned  by  the  director  held  in  a  trust  and  by  a  spouse  and/or  minor  children  of  the  director.  The  policy  provides  that  the  ownership
requirement must be attained within three years after the later of June 21, 2012 and the date a director is first elected or appointed to the Board of Directors.
To  monitor  progress  toward  meeting  the  requirement,  the  Nominating  Committee  will  review  director  ownership  levels  at  the  end  of  March  of  each  year.
Non-employee directors are prohibited from selling any shares of common stock unless such director is in compliance with the stock ownership policy. A
copy of our director compensation and stock ownership policy is publicly available on our website at www.soligenix.com under the “Investors” section.

Item 12. Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters

The table below provides information regarding the beneficial ownership of the common stock as of March 17, 2015, of (1) each person or entity who owns
beneficially 5% or more of the shares of our outstanding common stock, (2) each of our directors, (3) each of the Named Executive Officers, and (4) our
directors and officers as a group. Except as otherwise indicated, and subject to applicable community property laws, we believe the persons named in the table
have sole voting and investment power with respect to all shares of common stock held by them.

Beneficial Ownership

Name of Beneficial Owner
Randall J. Kirk (1)
NRM VII Holdings I, LLC (1)
Paolo Cavazza (2)
Sigma-Tau Pharmaceuticals, Inc (2)
Hy Biopharma, Inc. (3)
Intrexon Corporation (1)
Christopher J. Schaber (4)
Keith Brownlie (5)
Marco Brughera (6)
Gregg A. Lapointe (7)
Robert J. Rubin (8)
Jerry Zeldis (9)
Joseph Warusz (10)
Richard Straube (11)
All directors and executive officers as a group (8 persons)

Shares of
Common 
 Stock
Beneficially
Owned

Percent 
of Class

6,867,816     
5,833,333     
3,379,950     
3,068,461     
1,608,354     
1,034,483     
813,173     
96,880     
25,272     
162,433     
96,880     
105,213     
167,294     
65,625     
1,536,036     

24.82%
21.08%
13.20%
12.02%
6.39%
4.11%
3.14%
* 
* 
* 
* 
* 
* 
* 
5.80%

(1) On June 26, 2013, Randal J. Kirk, on his own behalf and on behalf of Third Security, LLC, NYM VII Holdings I, LLC and Intrexon Corporation, filed
Amendment No. 1 to Schedule 13D with the Securities and Exchange Commission (the “SEC”), which amends the Schedule 13D filed May 9, 2013
with the SEC (as amended, “Schedule 13D”).  The Schedule 13D states that Mr. Kirk is Senior Managing Director of, and controls, Third Security, LLC,
which is the Manager of an affiliate that manages NRM VII Holdings I, LLC, and that Mr. Kirk serves as the Chairman and Chief Executive Officer of
Intrexon  Corporation.    The  Schedule  13D  indicates  that  (a)  Mr.  Kirk,  Third  Security,  LLC  and  NRM  VII  Holdings  I,  LLC  have  sole  voting  and
dispositive power with respect to 3,333,333 shares of Common Stock and warrants to purchase 2,500,000 shares of Common Stock exercisable within
60 days of March 17, 2015 held by NRM VII Holdings I, LLC, and (b) Mr. Kirk and Intrexon Corporation have shared voting and dispositive power
with respect to 1,034,483 shares of Common Stock held by Intrexon Corporation.  The address of the principal business office of Mr. Kirk is 2875 South
Ocean  Boulevard,  Suite  214,  Palm  Beach,  Florida  33480.    The  address  of  the  principal  business  office  of  NRM  VII  Holdings  I,  LLC  is  c/o  Third
Security, LLC, 1881 Grove Avenue, Redford, Virginia 24141.  The address of the principal business office of Intrexon Corporation is 20358 Seneca
Meadows Parkway, Germantown, Maryland 20876.

60

 
 
 
 
 
 
 
 
 
   
 
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
 
 
  
 
(2) On May 16, 2013, Paolo Cavazza, on his own behalf and on behalf of Sigma-Tau Finanziaria S.p.A., Sigma-Tau International S.A., Sigma-Tau America
S.A. and Sigma-Tau Pharmaceuticals, Inc., filed Amendment No. 4 to Schedule 13D with the SEC, which amends the Schedule 13D filed with the SEC
on February 20, 2009 as amended by Amendment No. 1 filed with the SEC on October 2, 2009, Amendment No. 2 filed with the SEC on June 28, 2010
and Amendment No. 3 filed with the SEC on January 2, 2013 (the “Schedule 13D”).  The Schedule 13D indicates that (a) Mr. Cavazza has sole voting
and dispositive power with respect to (i) 59,539 shares held by Mr. Paolo Cavazza and (ii) 164,146 shares of common stock and warrants to purchase
87,804  shares  held  by  SINAF  SA,  and  (b)  Mr.  Cavazza,  Sigma-Tau  Finanziaria  S.p.A.,  Sigma-Tau  International  S.A.,  Sigma-Tau  America  S.A.  and
Sigma-Tau Pharmaceuticals, Inc. have shared voting and dispositive power with respect to 2,711,392 shares of common stock and warrants to purchase
357,069  shares  of  common  stock  exercisable  within  60  days  of  the  date  of  March  17,  2015  held  by  Sigma-Tau  Pharmaceuticals,  Inc.  Sigma-Tau
Pharmaceuticals,  Inc.  is  a  direct  wholly-owned  subsidiary  of  Sigma-Tau  America  S.A.,  which  is  a  direct  wholly-owned  subsidiary  of  Sigma-Tau
International S.A., which is a direct wholly-owned subsidiary of Sigma-Tau Finanziaria S.p.A. Mr. Paolo Cavazza directly and indirectly owns 38% of
Sigma-Tau Finanziaria S.p.A. SINAF SA is an indirect wholly owned subsidiary of Aptafin S.p.A., which is owned by Mr. Paolo Cavazza and members
of  his  family.    Mr.  Paolo  Cavazza’s  address  is  Via  Tesserte,  10,  Lugano,  Switzerland.  The  business  address  of  Sigma-Tau  Finanziaria  S.p.A.  is  Via
Sudafrica, 20, Rome, Italy 00144.  The business address of Sigma-Tau International S.A. is 19-21 Boulevard du Prince Henri, L-1724 Luxembourg.  The
business  address  of  Sigma-Tau  America  S.A.  is  19-21  Boulevard  du  Prince  Henri,  L-1724  Luxembourg.    The  business  address  of  Sigma-Tau
Pharmaceuticals, Inc. is 9841 Washingtonian Boulevard, Suite 500, Gaithersburg, Maryland 20878.

(3) On October 3, 2014, Hy BioPharma, Inc. filed a Schedule 13G with the SEC (the “Schedule 13G”). The Schedule 13G indicates that Hy Biopharma,
Inc.  has  sole  voting  and  dispositive  power  with  respect  to  shares  of  common  stock  held  by  it.  The  address  of  the  principal  business  office  of  Hy
BioPharma, Inc. is 2500 York Road, #100, Jamison, Pennsylvania 18929.

(4)

(5)

(6)

(7)

(8)

(9)

Includes 75,761 shares of common stock owned by Dr. Schaber, options to purchase 725,310 shares of common stock exercisable within 60  days  of
March 17, 2015, and warrants to purchase 12,102 shares of common stock exercisable within 60 days of March 17, 2015. The address of Dr. Schaber is
c/o Soligenix, 29 Emmons Drive, Suite C-10, Princeton, New Jersey 08540.

Includes 35,714 shares of Common Stock, options to purchase 46,880 shares of common stock exercisable within 60 days of the March 17, 2015 and
warrants to purchase 14,286 shares of Common Stock exercisable within 60 days of March 17, 2015. The address of Mr. Brownlie is c/o Soligenix, 29
Emmons Drive, Suite C-10, Princeton, New Jersey 08540.

Includes options to purchase 15,000 shares of common stock owned by Dr. Brughera exercisable within 60 days of March 17, 2015. The address of Dr.
Brughera is c/o Soligenix, 29 Emmons Drive, Suite C-10, Princeton, New Jersey 08540.

Includes 48,781  shares  of  common  stock,  options  to  purchase  84,384  shares  of  common  stock  exercisable  within  60  days  of  March  17,  2015,  and
warrants to purchase 29,268 shares of common stock exercisable within 60 days of March 17, 2015. The address of Mr. Lapointe is c/o Soligenix, 29
Emmons Drive, Suite C-10, Princeton, New Jersey 08540.

Includes 12,195  shares  of  common  stock,  options  to  purchase  80,634  shares  of  common  stock  exercisable  within  60  days  of  March  17,  2015,  and
warrants  to  purchase  7,317  shares  of  common  stock  exercisable  within  60  days  of  March  17,  2015.  The  address  of  Dr.  Rubin  is  c/o  Soligenix,  29
Emmons Drive, Suite C-10, Princeton, New Jersey 08540.

Includes 48,809  shares  of  Common  Stock,  options  to  purchase  38,547  shares  of  common  stock  exercisable  within  60  days  of  March  17,  2015  and
warrants to purchase 17,857 shares of Common Stock exercisable within 60 days of March 17, 2015. The address of  Dr. Zeldis is c/o Soligenix, 29
Emmons Drive, Suite C-10, Princeton, New Jersey 08540.

(10)  Includes 48,955 shares of Common Stock, options to purchase 149,380 shares of common stock owned by Mr. Warusz  exercisable within 60 days of

March 17, 2015. The address of Mr. Warusz is c/o Soligenix, 29 Emmons Drive, Suite C-10, Princeton, New Jersey 08540.

61

 
 
 
 
 
 
 
 
 
 
 
 
(11) Includes  options to purchase 65,625 shares of common stock exercisable within 60 days of March 17, 2015. The address of Dr. Straube is c/o Soligenix,

29 Emmons Drive, Suite C-10, Princeton, New Jersey 08540.

* Indicates less than 1%.

**  Beneficial  ownership  is  determined  in  accordance  with  the  rules  of  the  SEC.  Shares  of  common  stock  subject  to  options  or  warrants  currently
exercisable or exercisable within 60 days of March 17, 2015 are deemed outstanding for computing the percentage ownership of the stockholder holding
the options or warrants, but are not deemed outstanding for computing the percentage ownership of any other stockholder. Percentage of ownership is
based on 25,168,354 shares of common stock outstanding as of March 17, 2015.

Equity Compensation Plan Information

In  December  2005,  our  Board  of  Directors  approved  the  2005  Equity  Incentive  Plan,  which  was  approved  by  stockholders  on  December  29,  2005.  In
September 2007, our stockholders approved an amendment to the 2005 Equity Incentive Plan to increase the maximum number of shares of our common
stock available for issuance under the plan by 500,000 shares, bringing the total shares reserved for issuance under the plan to 1,000,000 shares. In September
2010, our stockholders approved a second amendment to the 2005 Equity Incentive Plan to increase the maximum number of shares of our common stock
available for issuance under the plan by 750,000 shares, bringing the total shares reserved for issuance under the plan to 1,750,000 shares. In September 2013,
our stockholders approved a third amendment to the 2005 Equity Incentive Plan to increase the maximum number of shares of our common stock available
for  issuance  under  the  plan  by  1,250,000  shares,  bringing  the  total  shares  reserved  for  issuance  under  the  plan  to  3,000,000  shares.  The  following  table
provides information, as of December 31, 2014 with respect to options outstanding under our 1995 Amended and Restated Omnibus Incentive Plan and our
2005 Equity Incentive Plan.

Number of
Securities
Remaining
Available for
Future
Issuance
Under Equity
Compensation
Plans 
(excluding
securities
reflected in
the first
column)

Number of
Securities 
to be Issued
upon Exercise
of Outstanding
Options,
Warrants and
Rights

Weighted-
Average
Exercise Price
of
Outstanding
Options,
Warrants and
Rights

2,488,279    $
-     
2,488,279    $

2.40     
-     
2.40     

184,045 
- 
184,045 

Plan Category
Equity compensation plans approved by security holders1
Equity compensation plans not approved by security holders
Total

1

Includes our  1995  Amended  and  Restated  Omnibus  Incentive  Plan  and  our  2005  Equity  Incentive  Plan.  Our  1995  Plan  expired  in  2005  and  thus  no
securities remain available for future issuance under that plan.

Item 13. Certain Relationships and Related Transactions and Director Independence

Related Party Transactions

Other than the employment agreements and compensation paid to our directors, we did not engage in any transactions with related parties since January 1,
2014. For a discussion of our employment agreements and compensation paid to our directors, see “Item 11. Executive Compensation.”

Director Independence

The  Board  of  Directors  has  determined  that  Keith  Brownlie,  Gregg  Lapointe,  Dr.  Robert  Rubin  and  Dr.  Jerome  Zeldis  are  “independent”  as  such  term  is
defined by the applicable listing standards of Nasdaq. Our Board of Directors based this determination primarily on a review of the responses of the Directors
to questionnaires regarding their employment, affiliations and family and other relationships.

62

 
 
 
 
 
 
 
 
   
   
 
   
   
   
 
 
 
 
 
 
 
 
 
Item 14. Principal Accountant Fees and Services

The following table highlights the aggregate fees billed during each of the two years ended December 31, 2014 by EisnerAmper LLP.

Audit fees
Tax fees
Other fees
Total

Other Fees

2014

2013

173,503    $
10,536     
11,993     
196,032    $

169,150 
9,700 
- 
178,850 

  $

  $

Our principal accountants did not bill us for any services or products other than as reported above in this Item 14 during each of the two years. Other services
include billing for an IT security assessment project that commenced during the year ended December 31, 2014.

Pre-Approval Policies and Procedures

The  audit  committee  has  adopted  a  policy  that  requires  advance  approval  of  all  audit  services  and  permitted  non-audit  services  to  be  provided  by  the
independent auditor as required by the Exchange Act. The audit committee must approve the permitted service before the independent auditor is engaged to
perform it. The audit committee approved all of the services described above in accordance with its pre-approval policies and procedures.

63

 
 
 
 
 
 
   
 
   
   
 
 
 
 
 
Item 15. Exhibits and Financial Statements Schedules

a.

(1) Consolidated Financial Statements:

Part IV

The financial statements required to be filed by Item 8 of this Annual Report on Form 10-K and filed in this Item 15, are as follows:

Consolidated Balance Sheets as of December 31, 2014 and 2013
Consolidated Statements of Operations for the Years Ended December 31, 2014 and 2013
Consolidated Statements of Shareholders’ Deficiency for the Years Ended December 31, 2014 and 2013
Consolidated Statements of Cash Flows for the Years Ended December 31, 2014 and 2013
Notes to Consolidated Financial Statements
Report of Independent Registered Public Accounting Firm

(2) Financial Statement Schedules

F-2
F-3
F-4
F-5
F-6
F-21

Schedules are omitted because they are not applicable, or are not required, or because the information is included in the consolidated financial statements and
notes thereto.

(3) Exhibits:

2.1

3.1

3.2

4.1

4.2

4.3

4.4

4.5

4.6

4.7

4.8

Agreement  and  Plan  of  Merger,  dated  May  10,  2006  by  and  among  the  Company,  Corporate  Technology  Development,  Inc.,  Enteron
Pharmaceuticals, Inc. and CTD Acquisition, Inc. (incorporated by reference to Exhibit 2.1 included in our Registration Statement on Form
SB-2 (File No. 333-133975) filed on May 10, 2006).

Second Amended and Restated Certificate of Incorporation (incorporated by reference to Exhibit 3.1 included in our current report on Form
8-K filed on June 22, 2012).

By-laws (incorporated by reference to Exhibit 3.1 included in our Quarterly Report on Form 10-QSB, as amended, for the fiscal quarter ended
June 30, 2003).

Rights Agreement dated June 22, 2007, between the Company and American Stock Transfer & Trust Company, as Rights Agent (incorporated
by reference to Exhibit 4.1 included in our current report on Form 8-K filed on June 22, 2007).

Form of Right Certificate (incorporated by reference to Exhibit 4.2 included in our current report on Form 8-K filed on June 22, 2007).

Form of Warrant issued to each investor in the January 2009 private placement (incorporated by reference to Exhibit 4.18 included in  our
Registration Statement on Form S-1 (File No. 333-149239) filed on February 14, 2008).

Form of Warrant issued to each investor in the September 2009 private placement (incorporated by reference to Exhibit 10.2 included in our
current report on Form 8-K filed on September 29, 2009).

Warrant dated April 19, 2010, issued to Fusion Capital Fund II, LLC (incorporated by reference to Exhibit 4.10 included in our Post-Effective
Amendment to Registration Statement on Form S-1 filed on April 20, 2010).

Form of Common Stock Purchase Warrant issued to each investor in the June 2010 private placement (incorporated by reference to Exhibit
10.2 included in our current report on Form 8-K filed on June 18, 2010).

Warrant dated December 20, 2012 and issued to Sigma-Tau to purchase 357,069 shares of the Company’s common stock (incorporated by
reference to Exhibit 10.2 of our current report on Form 8-K filed on December 27, 2012).

Warrant dated December 20, 2012 and issued to SINAF S.A. to purchase 87,804 shares of the Company’s common stock (incorporated by
reference to Exhibit 10.3 of our current report on Form 8-K filed on December 27, 2012).

64

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
4.9

4.10

4.11

4.12

4.13

10.1

10.2

10.3

10.4

10.5

10.6

10.7

10.8

10.9

10.10

10.11

10.12

Warrant dated December 20, 2012 and issued to McDonald to purchase 280,000 shares of the Company’s common stock (incorporated by
reference to Exhibit 10.6 of our current report on Form 8-K filed on December 27, 2012).

Form of Common Stock Purchase Warrant issued to each investor in the June 2013 registered public offering (incorporated by reference to
Exhibit 10.3 included in our current report on Form 8-K filed on June 24, 2013).

Form of Warrant issued to Maxim Group LLC (incorporated by reference to Exhibit 10.4 included in our current report on Form 8-K filed on
June 24, 2013).

Form  of  Warrant  to  Purchase  Common  Stock  issued  to  each  investor  in  the  December  2014  registered  public  offering  (incorporated  by
reference to Exhibit 4.12 included in our Registration Statement on Form S-1 (File No. 333-199761) filed on December 17, 2014).

Form of Warrant to Purchase Common Stock issued to Roth Capital Partners, LLC (incorporated by reference to Exhibit 4.13 included in our
Registration Statement on Form S-1 (File No. 333-199761) filed on December 17, 2014).

Amended and Restated 1995 Omnibus Incentive Plan (incorporated by reference to Exhibit 10.1 included in our Quarterly Report on Form
10-QSB, as amended, for the fiscal quarter ended September 30, 2003). **

License Agreement between the Company and the University of Texas Southwestern Medical Center (incorporated by reference to Exhibit
10.9 included in our Annual Report on Form 10-KSB filed March 30, 2004, as amended, for the fiscal year ended December 31, 2004).

License  Agreement  between  the  Company  and  Thomas  Jefferson  University  (incorporated  by  reference  to  Exhibit  10.9  included  in  our
Annual Report on Form 10-KSB, as amended, for the fiscal year ended December 31, 2004).

License Agreement between the Company and the University of Texas Medical Branch (incorporated by reference to Exhibit 10.10 included
in our Annual Report on Form 10-KSB, as amended, for the fiscal year ended December 31, 2004).

Consulting  Agreement  between  the  Company  and  Lance  Simpson  of  Thomas  Jefferson  University.  (incorporated  by  reference  to  Exhibit
10.43 included in our Annual Report on Form 10-KSB as amended for the fiscal year ended December 31, 2002).

2005 Equity Incentive Plan, as amended on September 25, 2013 (incorporated by reference to Exhibit 10.1 included in our current report on
Form 8-K filed on September 30, 2013). **

Form S-8 Registration of Stock Options Plan dated December 30, 2005 (incorporated by reference to our registration statement on Form S-8
filed on December 30, 2005).

Letter of  Intent  dated  January  3,  2007  by  and  between  the  Company  and  Sigma-Tau  Pharmaceuticals,  Inc.  (incorporated  by  reference  to
Exhibit 10.1 included in our current report on Form 8-K filed on January 4, 2007).

Letter from  Sigma-Tau  Pharmaceuticals,  Inc.  dated  February  21,  2007  (incorporated  by  reference  to  Exhibit  10.1  included  in  our  current
report on Form 8-K filed on February 23, 2007).

Letter dated May 3, 2007 between the Company and Sigma-Tau Pharmaceuticals, Inc. (incorporated by reference to Exhibit 10.1 included in
our current report on Form 8-K filed on May 4, 2007).

Employment Agreement  dated  December  27,  2007,  between  Christopher  J.  Schaber,  PhD  and  the  Company  (incorporated  by  reference  to
Exhibit 10.30 included in our Annual Report on Form 10-K for the fiscal year ended December 31, 2008). **

Employment Agreement dated December 27, 2007, between Evan Myrianthopoulos and the Company (incorporated by reference to Exhibit
10.31 included in our Annual Report on Form 10-K for the fiscal year ended December 31, 2008). **

65

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
10.13

10.14

10.15

10.16

10.17

10.18

10.19

10.20

10.21

10.22

10.23

10.24

10.25

10.26

10.27

10.28

Common Stock  Purchase  Agreement  dated  February  14,  2008,  between  the  Company  and  Fusion  Capital  Fund  II,  LLC  (incorporated  by
reference to Exhibit 10.35 included in our Registration Statement on Form S-1 filed on February 14, 2008).

Registration Rights Agreement dated February 14, 2008, between the Company and Fusion Capital Fund II, LLC (incorporated by reference
to Exhibit 10.35 included in our Registration Statement on Form S-1 (File No. 333-149239) filed on February 14, 2008).

Letter  dated  December  1,  2008,  between  the  Company  and  Sigma-Tau  Pharmaceuticals,  Inc.  (incorporated  by  reference  to  Exhibit  10.1
included in our current report on Form 8-K filed on December 1, 2008).

Exclusive  License  Agreement  dated  November  24,  1998,  between  Enteron  Pharmaceuticals,  Inc.  and  George  B.  McDonald,  MD  and
amendments (incorporated by reference to Exhibit 10.42 included in our Registration Statement on Form S-1 (File No. 333-157322) filed on
February 13, 2009).

Collaboration and Supply Agreement dated February 11, 2009, between the Company and Sigma-Tau Pharmaceuticals, Inc. (incorporated by
reference to Exhibit 10.43 included in our Registration Statement on Form S-1 (File No. 333-157322) filed on February 13, 2009). †

First Amendment  to  Common  Stock  Purchase  Agreement  dated  April  19,  2010  between  the  Company  and  Fusion  Capital  Fund  II,  LLC
(incorporated by reference to Exhibit 10.34 included in our Post-Effective Amendment to Registration Statement on Form S-1 (File No. 333-
149239) filed on April 20, 2010).

Amendment to  Employment  Agreement  dated  as  of  January  4,  2011,  between  the  Company  and  Evan  Myrianthopoulos  (incorporated  by
reference to Exhibit 10.1 included in our current report on Form 8-K filed on January 6, 2011). **

Employment Agreement dated as of January 31, 2011 between Kevin Horgan, M.D., and the Company (incorporated by reference to Exhibit
10.1 included in our current report on Form 8-K filed on February 2, 2011). **

Employment Agreement dated as of May 31, 2011, between Joseph M. Warusz and the Company (incorporated by reference to Exhibit 10.1
of our current report on Form 8-K filed on May 31, 2011).**

First Amendment to Employment Agreement dated as of July 12, 2011, between the Company and Christopher J. Schaber, PhD (incorporated
by reference to Exhibit 10.1 of our current report on Form 8-K filed on July 14, 2011).**

Second Amendment to Employment Agreement dated as of July 12, 2011, between the Company and Evan Myrianthopoulos (incorporated by
reference to Exhibit 10.2 of our current report on Form 8-K filed on July 14, 2011).**

Amendment to  the  Collaboration  and  Supply  Agreement  dated  July  26,  2011,  between  Sigma-Tau  Pharmaceuticals,  Inc.  and  the  Company
(incorporated by reference to Exhibit 10.1 of our current report on Form 8-K filed on July 28, 2011).

Amendment to the Exclusive License Agreement dated as of July 26, 2011, between George McDonald, MD and the Company (incorporated
by reference to Exhibit 10.2 of our current report on Form 8-K filed on July 28, 2011).

Separation Agreement  dated  February  15,  2012,  between  Evan  Myrianthopoulos  and  the  Company  (incorporated  by  reference  to  Exhibit
10.28 included in our Registration Statement on Form S-1 (File No. 333-184762) filed on November 5, 2012). **

First Amendment to Separation Agreement dated July 2, 2012, between Evan Myrianthopoulos and the Company (incorporated by reference
to Exhibit 10.29 included in our Registration Statement on Form S-1 (File No. 333-184762) filed on November 5, 2012). **

Amendment No. 2 to the Collaboration and Supply Agreement between the Company, Enteron and Sigma-Tau dated as of December 20, 2012
(incorporated by reference to Exhibit 10.1 of our current report on Form 8-K filed on December 27, 2012). †

66

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
10.29

10.30

10.31

10.32

10.33

10.34

10.35

10.36

10.37

10.38

10.39

10.40

10.41

Amendment to Exclusive License Agreement dated as of December 20, 2012 between Enteron and McDonald (incorporated by reference to
Exhibit 10.4 of our current report on Form 8-K filed on December 27, 2012).

Amendment to Consulting Agreement dated as of December 20, 2012 between Enteron and McDonald (incorporated by reference to Exhibit
10.5 of our current report on Form 8-K filed on December 27, 2012).

Exclusive Channel  Collaboration  Agreement  dated  as  of  April  27,  2013  between  the  Company  and  Intrexon  Corporation  (incorporated  by
reference to Exhibit 10.1 of our current report on Form 8-K filed on May 1, 2013). †

Stock Issuance Agreement dated as of April 27, 2013 between the Company and Intrexon Corporation (incorporated by reference to Exhibit
10.2 of our current report on Form 8-K filed on May 1, 2013). †

Form  of  Securities  Purchase  Agreement  among  the  Company  and  investors  in  the  June  2013  registered  public  offering  (incorporated  by
reference to Exhibit 10.2 included in our current report on Form 8-K filed on June 24, 2013).

Contract HHSO100201300023C dated September 18, 2013 between the Company and the U.S. Department of Health and Human Services
Biomedical Advanced Research and Development Authority (incorporated by reference to Exhibit 10.1 of our current report on Form 8-K
filed on September 24, 2013). †

Contract HHSN272201300030C dated September 24, 2013 by and between the Company and the National Institutes of Health (incorporated
by reference to Exhibit 10.1 of our current report on Form 8-K filed on September 30, 2013). †

Purchase Agreement dated as of November 18, 2013 between the Company and Lincoln Park Capital Fund, LLC (incorporated by reference
to Exhibit 10.1 of our current report on Form 8-K filed on November 21, 2013).

Registration Rights Agreement dated as of November 18, 2013 between the Company and Lincoln Park Capital Fund, LLC (incorporated by
reference to Exhibit 10.2 of our current report on Form 8-K filed on November 21, 2013)

Employment Agreement dated as of January 6, 2014 between the Company and Richard Straube, M.D. (incorporated by reference to Exhibit
10.1 of our current report on Form 8-K filed on January 8, 2014). **

Asset Purchase  Agreement  dated  September  3,  2014  between  the  Company  and  Hy  Biopharma,  Inc.  (incorporated  by  reference  to  Exhibit
10.1 of our current report on Form 8-k filed on September 5, 2014). †

Registration Rights Agreement dated September 3, 2014 between the Company and Hy Biopharma, Inc. (incorporated by reference to Exhibit
10.2 of our current report on Form 8-k filed on September 5, 2014).

Contract HHSN272201400039C dated September 17, 2014 by and between the Company and the National Institutes of Health (incorporated
by reference to Exhibit 10.1 of our current report on Form 8-k filed on September 23, 2014). †

10.42

Lease Agreement dated November 21, 2014, between the Company and CPP II, LLC.

21.1

23.1

31.1

31.2  

32.1  

32.2  

Subsidiaries of the Company. *

Consent of EisnerAmper LLP. *

Certification of  the  Chief  Executive  Officer  pursuant  to  Exchange  Act  rule  13(a)-14(a)  (under  Section  302  of  the  Sarbanes-Oxley  Act  of
2002). *

Certification of  the  Chief  Financial  Officer  pursuant  to  Exchange  Act  rule  13(a)-14(a)  (under  Section  302  of  the  Sarbanes-Oxley  Act  of
2002). *

Certification of the Chief Executive Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. *

Certification of the Chief Financial Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. *

*
**
†

Filed herewith.
Indicates management contract or compensatory plan.
Portions of this exhibit have been omitted pursuant to a request for confidential treatment.

67

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
In accordance with Section 13 or 15(d) of the Exchange Act, the registrant caused this report to be signed on its behalf by the undersigned, thereunto duly
authorized.

SIGNATURES

SOLIGENIX, INC.

By:

 /s/ Christopher J. Schaber
Christopher J. Schaber, PhD
Chief Executive Officer and President

Date: March 25, 2015

In accordance with the Exchange Act, this report has been signed below by the following persons on behalf of the registrant and in the capacities indicated
and on the dates indicated.

Name

Capacity

/s/ Christopher J. Schaber
Christopher J. Schaber, PhD

/s/ Keith L. Brownlie
Keith L. Brownlie, CPA

/s/ Marco Brughera
Marco Brughera, DVM

/s/ Gregg A. Lapointe
Gregg A. Lapointe, CPA

/s/ Robert J. Rubin
Robert J. Rubin, MD

/s/ Jerome Zeldis
Jerome Zeldis, MD, PhD

/s/ Joseph M. Warusz
Joseph M. Warusz, CPA

Chairman of the Board, Chief Executive
Officer and President
(principal executive officer)

Director

Director

Director

Director

Director

Vice President of Finance, Acting Chief
Financial Officer and Corporate Secretary
(principal accounting officer)

68

Date

  March 25, 2015

  March 25, 2015

  March 25, 2015

  March 25, 2015

  March 25, 2015

  March  25, 2015

  March  25, 2015

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
 
   
   
 
   
   
 
   
   
 
   
   
 
   
   
 
   
   
 
   
   
 
   
   
 
   
   
 
   
   
 
   
   
 
 
   
 
SOLIGENIX, INC. AND SUBSIDIARIES
CONSOLIDATED FINANCIAL STATEMENTS

Table of Contents

Consolidated Balance Sheets as of December 31, 2014 and 2013

Consolidated Statements of Operations for the Years Ended December 31, 2014 and 2013

Consolidated Statements of Changes in Shareholders’ Deficiency for the Years Ended December 31, 2014 and 2013

Consolidated Statements of Cash Flows for the Years Ended December 31, 2014 and 2013

Notes to Consolidated Financial Statements

Report of Independent Registered Public Accounting Firm

F-1

Page

F-2

F-3

F-4

F-5

F-6

F-21

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Soligenix, Inc. and Subsidiaries
Consolidated Balance Sheets
As of December 31,

  $

  $

  $

2014

2013

5,525,094    $
794,767     
-     
172,928     
6,492,789     
51,510     
409,949     
6,954,248    $

5,856,242 
867,086 
750,356 
135,391 
7,609,075 
23,868 
632,512 
8,265,455 

3,003,545    $
3,789,562     
315,030     
7,108,137     

1,520,290 
8,281,247 
233,739 
10,035,276 

Assets 
Current assets:

Cash and cash equivalents
Contracts and grants receivable
Taxes receivable
Prepaid expenses
Total current assets
Office furniture and equipment, net
Intangible assets, net
Total assets

Liabilities and shareholders’ deficiency
Current liabilities:

Accounts payable
Warrant liability
Accrued compensation

Total current liabilities
Commitments and contingencies
Shareholders’ deficiency:

Preferred stock; 350,000 shares authorized; none issued or outstanding
Common stock, $.001 par value; 50,000,000 shares authorized in 2014 and 2013, respectively; 23,936,568 shares and

-     

- 

19,626,439 shares issued and outstanding in 2014 and 2013, respectively

Additional paid-in capital
Accumulated deficit

Total shareholders’ deficiency
Total liabilities and shareholders’ deficiency

23,937     
138,868,523     
(139,046,349)    
(153,889)    
6,954,248    $

19,626 
130,549,930 
(132,339,377)
(1,769,821)
8,265,455 

  $

The accompanying notes are an integral part of these consolidated financial statements.

F-2

 
 
 
 
 
   
 
   
      
  
   
      
  
   
   
   
   
   
   
 
   
      
  
   
      
  
   
      
  
   
   
   
   
      
  
   
      
  
   
   
   
   
   
 
 
Soligenix, Inc. and Subsidiaries
Consolidated Statements of Operations
For the Years Ended December 31,

Revenues:
       Grant revenue
       Contract revenue
Total revenues
Cost of  revenues
        Gross profit
Operating expenses:
       Research and development
       Acquired in-process research and development
       General and administrative
Total operating expenses
Loss from operations
Other income (expense):
        Change in fair value of warrant liability
        Interest income
Total other  income (expense)
Net loss before income taxes
Income tax benefit
Net loss

Basic  net loss per share

Diluted  net loss per share

Basic  weighted average common shares outstanding

Diluted  weighted average common shares outstanding

  $

  $
  $
  $

The accompanying notes are an integral part of these consolidated financial statements.

F-3

2014

 2013

1,497,548    $
5,545,468     
7,043,016     
(5,313,855)    
1,729,161     

5,086,535     
4,000,000     
3,403,975     
12,490,510     
(10,761,349)    

2,658,836 
565,316 
3,224,152 
(2,544,285)
679,867 

5,071,179 
- 
2,765,230 
7,836,409 
(7,156,542)

3,436,195     
1,310     
3,437,505     
(7,323,844)    
616,872     

(3,654,770)
1,960 
(3,652,810)
(10,809,352)
750,356 
(6,706,972)   $ (10,058,996)
(0.65)
(0.65)
15,463,256 
15,463,256 

(0.32)   $
(0.43)   $
20,638,421     
23,584,944     

 
 
 
  
   
 
 
    
  
   
   
   
   
   
      
  
   
   
   
   
   
   
      
  
   
   
   
   
   
   
   
 
 
Soligenix, Inc. and Subsidiaries
Consolidated Statements of Changes in Shareholders’ Deficiency
For the Years Ended December 31, 2014 and 2013

Common Stock

Par Value

    Additional

Paid–In
Capital

    Accumulated    
Deficit

Balance, December 31, 2012

Common stock issued in Unit offering, net of offering costs of

$902,158

Warrants issued in Unit offering
Reclassification of warrant liability upon partial exercise of

warrants issued in unit offering

Issuance of common stock to collaboration partner
Issuance of common stock pursuant to Lincoln Park equity

line, net of costs of $71,949

Issuance of shares from exercise of stock options and warrants    
Issuance of common stock to vendor
Fair value of common stock warrants to vendors
Stock-based compensation expense
Net loss
Balance, December 31, 2013

Issuance of common stock pursuant to Lincoln Park Equity

line

Issuance of common stock to vendors
Issuance of shares from exercise of stock options
Reclassification of warrant liability upon partial exercise of

warrants issued in unit offering

Fair value of common stock warrants issued to vendors
Issuance of common stock to collaboration partner
Shares issued in connection with acquisition of in-process

research and development

Issuance of common stock from cashless exercise of warrants    
Stock-based compensation expense
Common stock issued in unit offering, net of offering costs of

$344,808

Net loss
Balance, December 31, 2014

Shares
11,168,905    $

6,773,995     
-     

-     
1,034,483     

383,370     
210,582     
55,104     
-     
-     
-     
19,626,439    $

230,743     
121,000     
36,672     

-     
-     
43,067     

1,849,113     
143,004     
-     

1,886,530     
-     
23,936,568     

11,169    $ 125,820,318    $ (122,280,381)   $

6,774     
-     

6,203,763     
(4,827,788)    

-     
1,034     

201,311     
1,498,966     

-     
-     

-     
-     

383     
211     
55     
-     
-     
-     

-     
-     
-     
-     
-     
(10,058,996)    
19,626    $ 130,549,930    $ (132,339,377)   $

527,668     
235,764     
82,093     
4,775     
803,060     
-     

231     
121     
37     

-     
-     
43     

470,244     
255,919     
28,041     

1,055,490     
4,775     
99,959     

1,849     
143     
-     

3,748,151     
(143)    
720,150     

-     
-     
-     

-     
-     
-     

-     
-     
-     

1,887     
-     

-     
(6,706,972)    
23,937    $ 138,868,523    $ (139,046,349)   $

1,936,007     
-     

Total
3,551,106 

6,210,537 
(4,827,788)

201,311 
1,500,000 

528,051 
235,975 
82,148 
4,775 
803,060 
(10,058,996)
(1,769,821)

470,475 
256,040 
28,078 

1,055,490 
4,775 
100,002 

3,750,000 
- 
720,150 

1,937,894 
(6,706,972)
(153,889)

The accompanying notes are an integral part of these consolidated financial statements.

F-4

 
 
 
 
 
 
   
 
   
 
 
 
 
   
 
 
 
 
   
   
   
   
 
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
 
 
Soligenix, Inc. and Subsidiaries
Consolidated Statements of Cash Flows
For the Years Ended December 31,

Operating activities:
Net loss
Adjustments to reconcile net loss to net cash used in operating activities:

Amortization and depreciation
Charge for common stock issued for collaboration agreement
Common stock issued in exchange for services
Issuance of common stock for acquisition of in-process research and development
Warrants issued to vendor
Stock-based compensation
Change in fair value of warrant liability
Change in operating assets and liabilities:

Grants and contracts  receivable
Taxes receivable
Prepaid expenses
Accounts payable
Accrued compensation

Total adjustments and change in operating assets and liabilities

Net cash used in operating activities

Investing activities:
Payments for acquisition of in-process research and development
Purchases of office equipment

Net cash used in investing activities

Financing activities:
Net proceeds from sale of units containing common stock and warrants
Net proceeds from issuance of common stock pursuant to the equity line
Proceeds from exercise of options and warrants
Net cash provided by financing activities

Net increase (decrease) in cash and cash equivalents
Cash and cash equivalents at beginning of period
Cash and cash equivalents at end of period

Supplemental disclosure of non cash investing and financing activities:

Fair Value of warrants issued in Unit Offering

Reclassification of warrant liability to additional paid in capital upon 

partial exercise of warrants issued in unit offering

Supplemental information:

Cash paid for state income taxes

2014

2013

  $

(6,706,972)   $ (10,058,996)

245,787     
100,002     
256,040     
4,000,000     
4,775     
720,150     
(3,436,195)    

72,319     
750,356     
(37,537)    
1,483,255     
81,291     
4,240,243     
(2,466,729)    

230,071 
1,500,000 
82,148 
- 
4,775 
803,060 
3,654,770 

(527,778)
(750,356)
5,302 
395,787 
204,244 
5,602,023 
(4,456,973)

(250,000)    
(50,866)    
(300,866)    

- 
(17,728)
(17,728)

1,937,894     
470,475     
28,078     
2,436,447     

(331,148)    
5,856,242     
5,525,094    $

6,210,537 
528,051 
235,975 
6,974,563 

2,499,862 
3,356,380 
5,856,242 

-    $

4,827,788 

1,055,490    $

201,311 

6,994    $

3,080 

  $

  $

  $

  $

The accompanying notes are an integral part of these consolidated financial statements.

F-5

 
 
 
 
 
   
 
 
    
  
   
      
  
   
   
   
   
   
   
   
   
      
  
   
   
   
   
   
   
   
 
   
      
  
   
      
  
   
   
   
 
   
      
  
   
      
  
   
   
   
   
 
   
      
  
   
   
   
      
  
   
     
 
 
   
      
  
 
 
Soligenix, Inc. and Subsidiaries
Notes to Consolidated Financial Statements

Note 1. Nature of Business

Basis of Presentation

Soligenix, Inc. (the “Company”) is a late-stage biopharmaceutical company developing product candidates intended to address unmet medical needs in the
areas of inflammation, oncology, and biodefense. The Company maintains two active business segments: BioTherapeutics and Vaccines/BioDefense.

The Company’s BioTherapeutics business segment is developing a first-in-class photo-dynamic therapy (SGX301) utilizing safe visible light for the treatment
of  cutaneous  T-cell  lymphoma  (“CTCL”),  proprietary  formulations  of  oral  beclomethasone  17,21-dipropionate  (“BDP”)  for  the  prevention/treatment  of
gastrointestinal (“GI”) disorders characterized by severe inflammation, including pediatric Crohn’s disease (SGX203) and acute radiation enteritis (SGX201),
and our novel innate defense regulator (“IDR”) technology (SGX942) for the treatment of oral mucositis.

The Company’s Vaccines/BioDefense business segment includes active development programs for RiVax™, its ricin toxin vaccine candidate, VeloThrax™,
an  anthrax  vaccine  candidate,  OrbeShield™,  a  GI  acute  radiation  syndrome  (“GI  ARS”)  therapeutic  candidate  and  SGX943,  a  melioidosis  therapeutic
candidate. The development of the vaccine programs is supported by the heat stabilization technology, known as ThermoVax™, under existing and on-going
government contract funding. With the recently awarded government contracts from the National Institute of Allergy and Infectious Diseases (“NIAID”), the
Company will attempt to advance the development of RiVax™ to protect against exposure to ricin toxin. The Company plans to use the funds received under
the  government  contracts  with  the  Biomedical  Advanced  Research  and  Development  Authority  (“BARDA”)  and  NIAID  to  advance  the  development  of
OrbeShield™ for the treatment of GI ARS. Additionally, the Company entered into a global and exclusive channel collaboration with Intrexon Corporation
(“Intrexon”) through which it intends to develop and commercialize a human monoclonal antibody therapy (SGX101) to treat melioidosis.

The Company generates revenues under three active grants primarily from the NIH and government contracts from BARDA and NIAID.

The  Company  is  subject  to  risks  common  to  companies  in  the  biotechnology  industry  including,  but  not  limited  to,  development  of  new  technological
innovations,  dependence  on  key  personnel,  protections  of  proprietary  technology,  compliance  with  the  United  States  Food  and  Drug  Administration  (the
“FDA”) regulations, litigation, and product liability.

Liquidity

As of December 31, 2014, the Company had cash and cash equivalents of $5,525,094 as compared to $5,856,242 as of December 31, 2013, representing a
decrease  of  $331,148  or  6%.  The  decrease  in  cash  was  primarily  due  to  net  cash  used  in  operations  of  $2,466,729  partially  offset  by  cash  provided  by
financing activities of $2,436,447. As of December 31, 2014, the Company had working capital of $3,174,214, which excludes a non-cash warrant liability of
$3,789,562, as compared to working capital of $5,855,046 as of December 31, 2013, representing a decrease of $2,680,832 or 46%. The decrease in working
capital was primarily the result of expenditures related to support the Phase 2 clinical trial of SGX942 and a decrease in taxes receivable offset by the net
proceeds of $1,937,894 received from our registered public offering, proceeds from our Lincoln Park equity line of $470,475 and proceeds from the exercise
of stock options of $28,078.

Based on the Company’s current rate of cash outflows, cash on hand, proceeds from its government contract and grant programs, proceeds expected from the
Lincoln  Park  Capital  Fund,  LLC  (“Lincoln  Park”)  equity  line  and  proceeds  from  the  state  of  New  Jersey  Technology  Business  Tax  Certificate  Transfer
Program, management believes that its current cash will be sufficient to meet the anticipated cash needs for working capital and capital expenditures for at
least the next twelve months.

F-6

 
 
 
 
 
 
 
 
 
 
 
 
 
Management’s business strategy can be outlined as follows:

● Conduct a Phase 3 clinical trial of SGX301 for the treatment of CTCL;
● Conduct a Phase 2 clinical trial of SGX942 for the treatment of oral mucositis in head and neck cancer;
● Conduct a Phase 3 clinical trial of oral BDP, known as SGX203 for the treatment of pediatric Crohn’s disease;
● Evaluate the effectiveness of oral BDP in other therapeutic indications involving inflammatory conditions of the GI tract such as prevention of acute

radiation enteritis, prevention of acute radiation syndrome, and treatment of chronic GI GVHD;

● Develop RiVax™ and VeloThrax™ in combination with its proprietary vaccine heat stabilization technology  known  as  ThermoVax™,  to  develop
new heat stable vaccines in biodefense and infectious diseases with the potential to collaborate and/or partner with other companies in these areas;

● Advance the preclinical and manufacturing development of OrbeShield™ as a biodefense medical countermeasure for the treatment of GI ARS;
● Continue to apply for and secure additional government funding for each of its BioTherapeutics and Vaccine/BioDefense programs through grants,

contracts and/or procurements;

● Acquire or in-license new clinical-stage compounds for development; and
● Explore other business development and merger/acquisition strategies an example of which is the collaboration with Intrexon.

The Company’s plans with respect to its liquidity management include, but are not limited to the following:

● The Company has up to $51.4 million in active government contract and grant funding still available to support its associated research programs
through 2015 and beyond. The Company plans to submit additional contract and grant applications for further support of its programs with various
funding agencies.

● The Company  has  continued  to  use  equity  instruments  to  provide  a  portion  of  the  compensation  due  to  vendors  and  collaboration  partners  and

expects to continue to do so for the foreseeable future.

● The  Company  will  pursue  Net  Operating  Loss  (“NOLs”)  sales  in  the  state  of  New  Jersey  pursuant  to  its  Technology  Business  Tax  Certificate
Transfer Program. Based on the receipt, in December 2014, of $616,872 in proceeds pursuant to NOLs sales , the Company expects to participate in
the program during 2015 and beyond;

● The Company has a $10.6 million equity facility, with Lincoln Park, through October 2016, of which approximately $9.5 million was available at

December 31, 2014; and

● The Company may seek additional capital in the private and/or public equity markets to continue its operations, respond to competitive pressures,
develop  new  products  and  services,  and  to  support  new  strategic  partnerships.  The  Company  is  currently  evaluating  additional  equity  financing
opportunities on an ongoing basis and may execute them when appropriate. However, there can be no assurances that the Company can consummate
such a transaction, or consummate a transaction at favorable pricing.

Note 2. Summary of Significant Accounting Policies

Principles of Consolidation

The  consolidated  financial  statements  include  Soligenix,  Inc.,  and  its  wholly  and  majority  owned  subsidiaries.  All  significant  intercompany  accounts  and
transactions have been eliminated as a result of consolidation.

Operating Segments

Operating segments are defined as components of an enterprise about which separate financial information is available that is evaluated on a regular basis by
the  chief  operating  decision  maker,  or  decision  making  group,  in  deciding  how  to  allocate  resources  to  an  individual  segment  and  in  assessing  the
performance of the segment. The Company divides its operations into two operating segments: BioTherapeutics and Vaccines/BioDefense.

F-7

 
 
 
 
 
 
 
 
 
 
 
Cash and cash equivalents

The Company considers all highly liquid investments with original maturities of three months or less to be cash equivalents.

Contracts and Grants Receivable

Contracts  and  grants  receivable  consist  of  unbilled  amounts  due  from  various  grants  from  the  National  Institutes  of  Health  (“NIH”)  and  contracts  from
BARDA and NIAID, an institute of NIH, for costs incurred prior to the period end under reimbursement contracts. The amounts were billed to the respective
governmental  agencies  in  the  month  subsequent  to  period  end  and  collected  shortly  thereafter. Accordingly,  no  allowance  for  doubtful  amounts  has  been
established. If amounts become uncollectible, they are charged to operations.

Intangible Assets

One of the most significant estimates or judgments that the Company makes is whether to capitalize or expense patent and license costs. The Company makes
this  judgment  based  on  whether  the  technology  has  alternative  future  uses,  as  defined  in  Financial  Accounting  Standards  Board  (“FASB”)  Accounting
Standards Codification (“ASC”) 730, Research and Development. Based on this consideration, the Company capitalizes payments made to legal firms that are
engaged in filing and protecting rights to intellectual property and rights for its current products in both the domestic and international markets. The Company
believes that patent rights are one of its most valuable assets. Patents and patent applications are a key component of intellectual property, especially in the
early  stage  of  product  development,  as  their  purchase  and  maintenance  gives  the  Company  access  to  key  product  development  rights  from  Soligenix’s
academic and industry partners. These rights can also be sold or sub-licensed as part of its strategy to partner its products at each stage of development as the
intangible  assets  have  alternative  future  use.  The  legal  costs  incurred  for  these  patents  consist  of  work  associated  with  filing  new  patents  and  perhaps
extending  the  lives  of  the  patents.  The  Company  capitalizes  such  costs  and  amortizes  intangibles  on  a  straight-line  basis  over  their  expected  useful  life  –
generally a period of 11 to 16 years.

The Company did not capitalize any patent related costs during the years ended December 31, 2014 or 2013.

Impairment of Long-Lived Assets

Office furniture and equipment and intangible assets are evaluated and reviewed for impairment whenever events or changes in circumstances indicate that
the carrying amount may not be recoverable. The Company recognizes impairment of long-lived assets in the event the net book value of such assets exceeds
the estimated future undiscounted cash flows attributable to such assets. If the sum of the expected undiscounted cash flows is less than the carrying value of
the related asset or group of assets, a loss is recognized for the difference between the fair value and the carrying value of the related asset or group of assets.
Such analyses necessarily involve significant judgment.

The Company did not record any impairment of long-lived assets for the years ended December 31, 2014 or 2013.

Fair Value of Financial Instruments

FASB ASC 820 —  Fair  Value  Measurements  and  Disclosures,  defines  fair  value  as  the  price  that  would  be  received  to  sell  an  asset  or  paid  to  transfer  a
liability  in  an  orderly  transaction  between  market  participants  at  the  measurement  date.  FASB  ASC  820  requires  disclosures  about  the  fair  value  of  all
financial  instruments,  whether  or  not  recognized,  for  financial  statement  purposes.  Disclosures  about  the  fair  value  of  financial  instruments  are  based  on
pertinent information available to the Company on December 31, 2014. Accordingly, the estimates presented in these financial statements are not necessarily
indicative of the amounts that could be realized on disposition of the financial instruments.

FASB ASC  820  specifies  a  hierarchy  of  valuation  techniques  based  on  whether  the  inputs  to  those  valuation  techniques  are  observable  or  unobservable.
Observable  inputs  reflect  market  data  obtained  from  independent  sources,  while  unobservable  inputs  reflect  market  assumptions.  The  hierarchy  gives  the
highest priority to unadjusted quoted prices in active markets for identical assets or liabilities (Level 1 measurement) and the lowest priority to unobservable
inputs (Level 3 measurement).

F-8

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
The three levels of the fair value hierarchy are as follows:

● Level 1 — Quoted prices in active markets for identical assets or liabilities that the reporting entity has the ability to access at the measurement date.
Level 1 primarily consists  of  financial  instruments  whose  value  is  based  on  quoted  market  prices  such  as  exchange-traded instruments and listed
equities.

● Level 2 — Inputs other than quoted prices included within Level 1 that are observable for the asset or liability, either directly or indirectly. Level 2
includes financial instruments that are valued using models or other valuation methodologies. These models consider various assumptions, including
volatility  factors,  current  market  prices  and  contractual  prices  for  the  underlying  financial  instruments.  Substantially  all  of  these  assumptions  are
observable in the marketplace, can be derived from observable data or are supported by observable levels at which transactions are executed in the
marketplace.

● Level 3 — Unobservable inputs for the asset or liability. Financial instruments are considered Level 3 when their fair values are determined using

pricing models, discounted cash flows or similar techniques and at least one significant model assumption or input is unobservable.

The carrying amounts reported in the consolidated balance sheet for cash and cash equivalents, accounts receivable, accounts payable and accrued expenses
approximate their fair value based on the short-term maturity of these instruments. The Company recognizes all derivative financial instruments as assets or
liabilities  in  the  financial  statements  and  measures  them  at  fair  value  with  changes  in  fair  value  reflected  as  current  period  income  or  loss  unless  the
derivatives qualify as hedges. As a result, certain warrants issued in connection with the June 2013 offering were accounted for as derivatives. See Note 4,
Warrant Liabilities.

Revenue Recognition

The Company’s revenues are primarily generated from government contracts and grants. Revenue is recognized in accordance with FASB ASC 605, Revenue
Recognition and/or ASC 605-25, Revenue Recognition – Multiple Element Arrangements. The revenue from government contracts and grants is based upon
subcontractor costs and internal costs incurred that are specifically covered by the grants, plus a facilities and administrative rate that provides funding for
overhead expenses and management fees. These revenues are recognized when expenses have been incurred by subcontractors or when the Company incurs
reimbursable internal expenses that are related to the government contracts and grants.

Research and Development Costs

Research  and  development  costs  are  charged  to  expense  when  incurred  in  accordance  with  FASB  ASC  730,  Research  and  Development.  Research  and
development  includes  costs  such  as  clinical  trial  expenses,  contracted  research  and  license  agreement  fees  with  no  alternative  future  use,  supplies  and
materials,  salaries,  stock  based  compensation,  employee  benefits,  equipment  depreciation  and  allocation  of  various  corporate  costs.  Purchased  in-process
research and development expense represents the value assigned or paid for acquired research and development for which there is no alternative future use as
of the date of acquisition.

Accounting for Warrants

The Company considered FASB ASC 815, Evaluating Whether an Instrument is Considered Indexed to an Entity’s Own Stock, which provides guidance for
determining whether an equity-linked financial instrument (or embedded feature) issued by an entity is indexed to the entity’s stock. The Company evaluated
the warrants’ provisions and determined that warrants issued in connection with the Company’s June 2013 registered public offering contain provisions that
protect  holders  from  a  decline  in  the  issue  price  of  the  Company’s  common  stock  (or  “down-round”  provisions)  and  contain  net  settlement  provisions.
Consequently, these warrants are recognized as liabilities at their fair value on the date of grant and remeasured at fair value on each reporting date. All other
warrants issued were indexed to the Company’s stock and therefore are accounted for as equity instruments for 2014 and 2013.

F-9

 
 
 
 
 
 
 
 
 
 
 
 
 
 
Stock-Based Compensation

Stock  options  are  issued  with  an  exercise  price  equal  to  the  market  price  on  the  date  of  issuance.  Stock  options  issued  to  directors  upon  re-election  vest
quarterly for a period of one year (new director issuances are fully vested upon issuance). Stock options issued to employees vest 25% immediately as of the
grant date, then 25% each subsequent year for a period of three years. Stock options vest over each three month period from the date of issuance to the end of
the three year period. These options have a ten year life for as long as the individuals remain employees or directors. In general, when an employee or director
terminates their position the options will expire within three months, unless otherwise extended by the Board.

From time to time, the Company issues restricted shares of common stock to vendors and consultants as compensation for services performed. Typically these
instruments vest upon issuance and therefore the entire stock compensation expense is recognized upon issuance to the vendors and/or consultants

Stock  compensation  expense  for  options,  warrants  and  shares  of  common  stock  granted  to  non-employees  has  been  determined  in  accordance  with  FASB
ASC 505-50, Equity-Based Payments to Non-Employees, and represents the fair value of the consideration received, or the fair value of the equity instruments
issued, whichever may be more reliably measured. For options that vest over future periods, the fair value of options granted to non-employees is amortized
as the options vest.

The fair value of options issued during the years ended December 31, 2014 and 2013 in accordance with FASB ASC 718, Stock Compensation, was estimated
to be $1.48 and $1.65 per share, respectively, using the Black-Scholes option-pricing model and the following assumptions:

● a dividend yield of 0%;
● an expected life of 4 years;
● volatilities ranging from 128% - 165% and 136% - 167% for 2014 and 2013, respectively;
● forfeitures at a rate of 12%; and
● risk-free interest rates ranging from 1.05% to 1.43% and 0.96% to 1.17% for 2014 and 2013, respectively.

The weighted average fair value of each option grant made during 2014 and 2013 was estimated on the date of each grant using the Black-Scholes option
pricing model and amortized ratably over the option vesting periods, which approximates the service period.

Income Taxes

Deferred tax assets and liabilities are recognized for the future tax consequences attributable to differences between the financial statement carrying amounts
of existing assets and liabilities and their respective tax bases. A valuation allowance is established when it is more likely than not that all or a portion of a
deferred  tax  asset  will  not  be  realized.  A  review  of  all  available  positive  and  negative  evidence  is  considered,  including  the  Company’s  current  and  past
performance,  the  market  environment  in  which  the  Company  operates,  the  utilization  of  past  tax  credits,  and  the  length  of  carryback  and  carryforward
periods.  Deferred  tax  assets  and  liabilities  are  measured  utilizing  tax  rates  expected  to  apply  to  taxable  income  in  the  years  in  which  those  temporary
differences  are  expected  to  be  recovered  or  settled.  No  current  or  deferred  income  taxes  have  been  provided  through  December  31,  2014  due  to  the  net
operating losses incurred by the Company since its inception. The Company recognizes accrued interest and penalties associated with uncertain tax positions,
if  any,  as  part  of  income  tax  expense.  There  were  no  tax  related  interest  and  penalties  recorded  for  2014  and  2013.  Additionally,  the  Company  has  not
recorded an asset for unrecognized tax benefits or a liability for uncertain tax positions at December 31, 2014 and 2013. Tax years beginning in 2011 for
federal purposes are generally subject to examination by the taxing authorities, although net operating losses from those years are subject to examinations and
adjustments for at least three years following the year in which the tax attributes are utilized.

F-10

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Earnings Per Share

Basic earnings per share (“EPS”) excludes dilution and is computed by dividing income (loss) available to common stockholders by the weighted-average
number  of  common  shares  outstanding  for  the  period.  Diluted  EPS  reflects  the  potential  dilution  that  could  occur  if  securities  or  other  contracts  to  issue
common stock were exercised or converted into common stock or resulted in the issuance of common stock that shared in the earnings of the entity. Since
there  is  a  significant  number  of  options  and  warrants  outstanding,  fluctuations  in  the  actual  market  price  can  have  a  variety  of  results  for  each  period
presented.

Numerator:
Net loss for basic earnings per share
        Less change in fair value of warrant liability
Net loss for diluted earnings per share
Denominator:
Weighted-average basic common shares outstanding
Assumed conversion of dilutive securities:
        Common stock purchase warrants
Denominator for diluted earnings per share – adjusted weighted-average shares
Basic net loss per share

Diluted net loss per share

For the Year
Ended
December 31,
2014

For the Year
Ended
December 31,
2013

  $

  $

(6,706,972)   $ (10,058,996)
- 
3,436,195     
(10,143,167)   $ (10,058,996)

20,638,421     

15,463,256 

2,946,523     
23,584,944     
(0.32)   $
(0.43)   $

- 
15,463,256 
(0.65)
(0.65)

  $
  $

The  following  table  summarizes  potentially  dilutive  adjustments  to  the  weighted  average  number  of  common  shares  which  were  excluded  from  the
calculation:

Common stock purchase warrants
Stock options
Total

For the Year
Ended
December 31,
2014
2,546,143     
2,488,279     
5,034,422     

For the Year
Ended
December 31,
2013
8,156,526 
2,051,511 
10,208,037 

Shares issuable upon the exercise of options and warrants outstanding at December 31, 2014 and 2013 were 2,488,279 and 2,051,511 shares issuable upon the
exercise  of  options,  and  7,269,500  and  8,156,526  shares  issuable  upon  the  exercise  of  warrants,  respectively.  The  weighted  average  exercise  price  of  the
Company’s stock options and warrants outstanding at December 31, 2014 were $2.40 and $1.15 per share, respectively.

Use of Estimates and Assumptions

The preparation of financial statements in conformity with accounting principles generally accepted in the U.S. requires management to make estimates and
assumptions such as the fair value of warrants, stock options and recovery of the useful life of intangibles that affect the reported amounts in the financial
statements and accompanying notes. Actual results could differ from those estimates.

F-11

 
 
 
 
 
 
   
 
 
 
   
 
 
 
   
 
 
   
   
      
  
   
   
      
  
   
   
 
 
 
 
   
 
 
 
   
 
   
   
   
 
 
 
 
Note 3. Intangible Assets

The following is a summary of intangible assets which consists of licenses and patents:

December 31, 2014

Licenses
Patents
Total

December 31, 2013

Licenses
Patents
Total

Weighted
Average
Remaining
Amortization
Period
(years)

Cost

Accumulated 
Amortization    

Net Book
Value

4.7
1.9
2.6

5.7
2.6
3.4

  $

  $

  $

  $

462,234    $
1,893,185     
2,355,419    $

306,495    $
1,638,975     
1,945,470    $

462,234    $
1,893,185     
2,355,419    $

279,258    $
1,443,649     
1,722,907    $

155,739 
254,210 
409,949 

182,976 
449,536 
632,512 

Amortization expense was $222,563 and $223,216 in 2014 and 2013, respectively.

Based on the balance of licenses and patents at December 31, 2014, the annual amortization expense for each of the succeeding five years is estimated to be
as follows:

Year
2015
2016
2017
2018
2019

Amortization
Expense

  $
  $
  $
  $
  $

173,000 
62,000 
62,000 
62,000 
50,949 

License fees and royalty payments are expensed annually as incurred as the Company does not attribute any future benefits other than within that period.

Note 4. Warrant Liabilities

Warrants issued in connection with the Company’s June 2013 registered public offering contain provisions that protect holders from a decline in the issue
price  of  its  common  stock  (or  “down-round”  provision)  and  contain  net  settlement  provisions. As  a  result,  the  Company  accounts  for  these  warrants  as
liabilities instead of equity instruments. Down-round provisions reduce the exercise or conversion price of a warrant if the Company issues equity shares for a
price  that  is  lower  than  the  exercise  or  conversion  price  of  the  warrants.  Net  settlement  provisions  allow  the  holder  of  the  warrant  to  surrender  shares
underlying the warrant equal to the exercise price as payment of its exercise price, instead of exercising the warrant by paying cash. The Company evaluates
whether warrants to acquire its common stock contain provisions that protect holders from declines in the stock price or otherwise could result in modification
of the exercise price and/or shares to be issued under the respective warrant agreements based on a variable that is not an input to the fair value of a “fixed for
fixed” option. As a result of the Company’s December 2014 registered public unit offering, the exercise price of warrants outstanding in connection with the
public offering completed in June 2013 was adjusted to $0.61 per share.

The Company recognizes these warrants as liabilities at their fair value on the date of grant and remeasures them to fair value on each reporting date.

F-12

 
 
 
 
 
 
 
   
 
 
 
   
 
   
 
 
 
 
   
 
 
 
   
      
      
  
 
 
   
 
 
 
 
 
 
 
 
 
 
 
The Company recognized an initial warrant liability for the warrants issued in connection with the registered public offering completed in June 2013 totaling
$4,827,788, which was based on the June 25, 2013 closing price of a share of the Company’s common stock as reported on OTC Markets of $0.96. During
the  year  ended  December  31,  2014,  143,004  shares  of  common  were  issued  upon  586,081  warrants  exercised  on  a  cashless  basis.  On  January  22,  2014,
250,000  warrants  were  exercised  and  on  August  19,  2014,  336,081warrants  were  exercised.  The  fair  value  of  the  warrants  exercised,  or  $1,055,490  was
reclassified from warrant liability to additional paid-in capital on the respective exercise date. On December 31, 2014, the closing price of the Company’s
common stock as reported on OTC Markets was $0.98. Due to the fluctuations in the market value of the Company’s common stock from December 31, 2013
through December 31, 2014, the Company recognized a non-cash gain of $3,436,195 for the change in the fair value of the warrant liability for 2014.

The assumptions used in connection with the valuation of warrants issued utilizing the binomial method were as follows for the year ended December 31,
2014 and 2013:

Number of shares underlying the warrants
Exercise price
Volatility
Risk-free interest rate
Expected dividend yield
Expected warrant life (years)
Stock Price

Recurring Level 3 Activity and Reconciliation

Initial
Measurement
June 25, 2013  

December 31,
2013

January 22,
2014

August 19,
2014

December 31,
2014

5,416,851 
1.65 
  $
140%   
1.49%   
0 
5.0 
0.96 

  $

5,309,438 
1.65 
  $
135%   
1.75%   
0 
4.5 
1.80 

  $

5,309,438 
1.65 
  $
135%   
1.30%   
0 
4.4 
2.29 

  $

5,059,438 
1.65 
  $
130%   
1.25%   
0 
3.9 
2.05 

  $

4,723,357 
0.61 
128%
1.38%
0 
3.5 
0.98 

  $

  $

The table below provides a reconciliation of the beginning and ending balances for the liability measured at fair value using significant unobservable inputs
(Level 3). The table reflects gains for the year ended December 31, 2014 for the financial liability categorized as Level 3 as of December 31, 2014.

Fair Value Measurements Using Significant Unobservable Inputs (Level 3):

Warrant liability

Recurring Level 3 Activity and Reconciliation

December 31,
2013
8,281,247    $

  $

Decrease from
Warrants
Exercised in
2014
(1,055,490)   $

Decrease in
Fair Value

(3,436,195)   $

December 31,
2014
3,789,562 

The table below provides a reconciliation of the beginning and ending balances for the liability measured at fair value using significant unobservable inputs
(Level 3). The table reflects losses for the year ended December 31, 2013 for the financial liability categorized as Level 3 as of December 31, 2013.

Fair Value Measurements Using Significant Unobservable Inputs (Level 3):

Warrant liability

Initial
Measurement
June 25, 2013    

Decrease from
Warrants
Exercised in
2013

  $

4,827,788    $

(201,311)   $

F-13

Increase in
Fair Value

3,654,770    $

December 31,
2013
8,281,247 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
 
 
 
 
 
 
   
   
   
 
 
 
 
 
 
 
   
   
 
 
Note 5. Income Taxes

The income tax benefit consisted of the following for the years ended December 31, 2014 and December 31, 2013:

Federal
State
Income tax benefit

2014

2013

  $

  $

-    $
(616,872)    
(616,872)   $

- 
(750,356)
(750,356)

The significant components of the Company’s deferred tax assets and liability at December 31, 2014 and 2013 are as follows:

Net operating loss carry forwards
Orphan drug and research and development credit carry forwards
Equity based compensation
Intangibles
Total
Valuation allowance
Income tax benefit

2014
29,594,000    $
3,556,000     
2,049,000     
2,140,000     
37,339,000     
(37,339,000)    
-    $

2013
27,974,000 
2,986,000 
3,183,000 
127,000 
34,270,000 
(34,270,000)
- 

  $

  $

At December 31, 2014, the Company had NOL carry forwards of approximately $86,120,000 for federal tax purposes and approximately $5,263,000 of New
Jersey NOL carry forwards remaining after the sale of unused net operating loss carry forwards, portions of which are currently expiring each year through
2034. In addition, the Company has $3,556,000 of various tax credits that expire from 2018 to 2034. The Company may be able to utilize their NOLs to
reduce future federal and state income tax liabilities. However, these NOLs are subject to various limitations under Internal Revenue Code (“IRC”) Section
382. IRC Section 382 limits the use of NOLs to the extent there has been an ownership change of more than 50 percentage points. In addition, the NOL carry
forwards are subject to examination by the taxing authority and could be adjusted or disallowed due to such exams. Although the Company has not undergone
an IRC Section 382 analysis, it is likely that the utilization of the NOLs may be substantially limited.

The  Company  and  one  or  more  of  its  subsidiaries  files  income  tax  returns  in  the  U.S.  Federal  jurisdiction,  and  various  state  and  local  jurisdictions.  The
Company is no longer subject to Federal income tax assessment for years before 2011 for Federal and 2010 for New Jersey income tax assessment. However,
since the Company has incurred net operating losses in every tax year since inception, all its income tax returns are subject to examination and adjustments by
the Internal Revenue Service for at least three years following the year in which the tax attributes are utilized.

The net change in the valuation allowance for the years ended December 31, 2014 and 2013 was an increase of approximately $3,069,000 and $1,887,000,
respectively,  resulting  primarily  from  net  operating  losses  expiring  and  generated.  As  a  result  of  the  Company’s  continuing  tax  losses,  the  Company  has
recorded a full valuation allowance against a net deferred tax asset.

Reconciliations of the difference between income tax benefit computed at the federal and state statutory tax rates and the provision for income tax benefit for
the years ended December 31, 2014 and 2013 was as follows:

Income tax loss at federal statutory rate
State tax benefits, plus sale of NJ NOLs, net of federal benefit
  Subtotal
Valuation allowance
Income tax benefit

F-14

2014

2013

(34.00)%   

(6.00)
(40.00)
31.58 
(8.42)%   

(34.00)%
(6.00)
(40.00)
33.06 
(6.94)%

 
 
 
 
  
   
 
   
 
 
  
   
 
   
   
   
   
   
 
 
 
 
 
 
 
 
 
 
   
   
   
   
   
   
   
   
 
During the years ended December 31, 2014 and 2013, in accordance with the State of New Jersey’s Technology Business Tax Certificate Program, which
allowed certain high technology and biotechnology companies to sell unused net operating loss carryforwards to other New Jersey-based corporate taxpayers
based in New Jersey, the Company sold New Jersey net operating loss carryforwards, resulting in the recognition of $616,872 and $750,356 of income tax
benefit, net of transaction costs, respectively. There can be no assurance as to the continuation or magnitude of this program in the future.

Note 6. Shareholders’ Equity

Preferred Stock

The Company has 350,000 shares of preferred stock authorized, none of which are issued or outstanding.

Common Stock

The following items represent transactions in the Company’s common stock for the year ended December 31, 2014:

● In January 2014, the Company issued 77,889 shares of common stock in connection with the cashless exercise of 250,000 stock warrants;
● In March 2014, the Company issued 76,932 shares of common stock pursuant to the Lincoln Park facility;
● In April 2014, the Company issued 76,907 shares of common stock pursuant to the Lincoln Park facility;
● In May 2014, the Company issued 43,067 shares of common stock upon the execution of an agreement to evaluate specific oncology technology;
● In May 2014, the Company issued 29,172 shares of common stock upon the exercise of vested stock options;
● In July 2014, the Company issued 76,904 shares of common stock pursuant to the Lincoln Park facility;
● In July 2014, the Company issued 7,500 shares of common stock upon the exercise of vested stock options;
● In August 2014, the Company issued 65,115 shares of common stock with the cashless exercise of 336,081 stock warrants;
● In September 2014, the Company issued 1,849,113 shares of common stock in connection with the Hy BioPharma Acquisition of in process research

and development.

● In December 2014, the Company issued 1,886,530 shares of common stock and 1,169,318 warrants pursuant to a registered direct unit offering of

common stock and warrants. The Company received net proceeds of $1,937,894 from this offering.

● In four separate transactions, the Company issued 121,000 shares of common stock as partial consideration for services performed.

The following items represent transactions in the Company’s common stock for the year ended December 31, 2013:

● In April 2013, the Company issued 1,034,483 shares of common stock related to the execution of an Exclusive Channel Collaboration agreement

with Intrexon Corporation (see Note 9).

● In June 2013, the Company issued 6,773,995 shares of common stock pursuant to a registered direct unit offering of common stock and warrants.
● In October 2013, the Company issued 107,143 shares of common stock for stock warrants exercised.
● In November, the Company issued 383,370 shares of common stock pursuant to the Lincoln Park Capital equity facility.
● In two separate transactions, the Company issued 103,439 shares of common stock for stock options exercised.
● In five separate transactions, the Company issued 55,104 shares of common stock as part of consideration for services performed.

F-15

 
 
 
 
 
 
 
 
 
 
 
Warrants

During  the  year  ended  December  31,  2014,  the  Company  issued  warrants  to  purchase  1,169,318  shares  of  common  stock  pursuant  to  a  registered  direct
offering of common stock and warrants.

During  the  year  ended  December  31,  2013,  the  Company  issued  warrants  to  purchase  5,416,581  shares  of  common  stock  pursuant  to  a  registered  direct
offering of common stock and warrants. Additionally, the Company issued 5,000 warrants to a consultant in exchange for services.

A gain of $3,436,195, related to the warrants issued in the June 2013 registered direct offering, was recognized for the change in the fair value of the warrant
liability during the year ended December 31, 2014. A charge of $3,654,770 was incurred during the year ended December 31, 2013 for the change in the fair
value of the warrant liability. Additionally, warrant expense charges of $4,775 were recorded during the years ended December 31, 2014 and 2013.

Equity Line

In November 2013, the Company entered into a common stock purchase agreement with Lincoln Park Capital Fund, LLC (“Lincoln Park”). The Lincoln Park
equity facility allows the Company to require Lincoln Park to purchase up to 75,000 shares (“Regular Purchase”) of the Company’s common stock every two
business days, up to an aggregate of $10.6 million over approximately a 36-month period depending on certain conditions, including the quoted market price
of the Company’s common stock on such date. The purchase price for the Regular Purchase shall be equal to the lesser of (i) the lowest sale price of the
common shares during the purchase date, or (ii) the average of the three lowest closing sale prices of common shares during the twelve business days prior to
the  purchase  date.  Each  Regular  Purchase  shall  not  exceed  $750,000.  Furthermore,  for  each  additional  purchase  by  Lincoln  Park,  additional  commitment
shares in commensurate amounts up to a total of 122,070 shares will be issued based upon the relative proportion of the aggregate amount of $10.0 million.
The  Regular  Purchase  amount  may  be  increased  up  to  100,000  shares  of  common  stock  if  the  closing  price  of  the  common  shares  is  not  below  $2.50.  In
addition to the Regular Purchase and provided that the closing price of the common shares is not below $1.50 on the purchase date, the Company in its sole
discretion  may  direct  Lincoln  Park  on  each  purchase  date  to  purchase  on  the  next  stock  trading  day  (“Accelerate  Purchase  Date”)  additional  shares  of
Company stock up to the lesser of (i) two times the number of shares purchased following a Regular Purchase or (ii) 30% of the trading volume of shares
traded on the Accelerated Purchase Date as a price equal to the lesser of the closing sale price on the Accelerated Purchase Date or 95% of the Accelerated
Purchase  Date’s  volume  weighted  average  price.  During  the  year  ended  December  31,  2013,  the  Company  received  gross  proceeds  of  $600,000  for  the
issuance of 383,370 shares of common stock to Lincoln Park. Associated costs of $71,949 were incurred resulting in net proceeds of $528,051.

During the year ended December 31, 2014, in three separate transactions, the Company issued 230,743 shares of common stock receiving net proceeds of
$470,475.

Note 7. Stock Option Plans and Warrants to Purchase Common Stock

Stock Option Plans

The Amended and Restated 1995 Omnibus Plan was replaced by the 2005 Equity Incentive Plan and is divided into four separate equity programs:

1)

2)

3)

4)

the  Discretionary  Option  Grant  Program,  under  which  eligible  persons  may,  at  the  discretion  of  the  Plan  Administrator,  be  granted  options  to
purchase shares of common stock,
the Salary Investment Option Grant Program, under which eligible employees may elect to have a portion of their base salary invested each year in
options to purchase shares of common stock,
the Automatic Option Grant Program, under which eligible nonemployee Board members will automatically receive options at periodic intervals to
purchase shares of common stock, and
the Director Fee Option Grant Program, under which non-employee Board members may elect to have all, or any portion, of their annual retainer fee
otherwise payable in cash applied to a special option grant.

F-16

 
 
 
 
 
 
 
 
 
 
 
 
 
The 2005 Equity Incentive Plan (“2005 Plan”) is divided into four separate equity programs:

1)

2)

3)

4)

the Discretionary Option Grant Program, under which eligible persons may, at the discretion of the Plan Administrator, be issued common stock or
granted options to purchase shares of common stock,
the Salary Investment Option Grant Program, under which eligible employees may elect to have a portion of their base salary invested each year in
options to purchase shares of common stock,
the Automatic Option Grant Program, under which eligible nonemployee Board members will automatically receive options at periodic intervals to
purchase shares of common stock, and
the Director Fee Option Grant Program, under which non-employee Board members may elect to have all, or any portion, of their annual retainer fee
otherwise payable in cash applied to a special option grant.

In addition, under the 2005 Plan, the Board may elect to pay certain consultants, directors, and employees in common stock. The 2005 Plan was amended in
September 2007 to increase the number of options available under the plan to 1,000,000, in 2010 to increase the number of shares under the plan to 1,750,000
and again in 2013 to increase the number shares available under the plan to 3,000,000.

The table below only accounts for transactions occurring as part of the 2005 Plan.

Shares available for grant at beginning of year

  Increase in shares available for the plan
  Options granted
  Options forfeited or expired

Shares available for grant at end of year

December 31,

2014

672,485     
-     
(637,495)    
149,055     

2013

129,711 
1,250,000 
(791,100)
83,874 

184,045     

672,485 

The total option activity for the 1995 Omnibus Plan and the amended 2005 Plan for the years ended December 31, 2014 and 2013 was as follows:

Balance at December 31, 2012

  Granted
  Exercised
  Forfeited

Balance at December 31, 2013

  Granted
  Exercised
  Forfeited

Balance at December 31, 2014

Weighted
Average
Options
Exercise Price  
3.19 
1.35 
0.57 
2.84 
2.63 
1.79 
0.77 
3.13 
2.40 

Options

1,457,724    $
791,100     
(103,439)    
(93,874)    
2,051,511    $
637,495     
(36,672)    
(164,055)    
2,488,279    $

As  of  December  31,  2014,  there  were  1,875,609  options  exercisable  with  a  weighted  average  exercise  price  of  $2.64,  a  weighted  average  remaining
contractual term of 6.9 years and an intrinsic value of $196,655. The intrinsic value of options exercised during the years ended December 31, 2014 and 2013
was $47,241 and $56,750, respectively. As of December 31, 2014, there were 2,488,279 options outstanding and expected to vest with a weighted average
exercise price of $2.40, weighted average remaining term of 6.9 years and an intrinsic value of $215,103. The aggregate intrinsic value represents the total
pre-tax intrinsic value (the difference between the closing price of our common stock on the last trading day on December 31, 2014 and the exercise price,
multiplied by the number of in-the-money options) what would have been received by the option holders had all option holders exercised their options on
December 31, 2014. This amount changes based on the fair market value of our common stock.

F-17

 
 
 
 
 
 
 
 
 
 
 
   
 
   
   
   
   
 
   
      
  
   
 
 
 
 
   
   
   
   
   
   
   
   
   
   
 
 
The  Company  awarded  637,495  and  791,100  stock  options  to  new  employees  and  existing  Board  members  during  the  years  ended  2014  and  2013,
respectively. During the year ended 2014, under the 2005 Equity Incentive plan, 569,000 option grants were issued to employees and 68,495 option grants
were issued to Board members.

The weighted-average exercise price, by price range, for outstanding options to purchase common stock at December 31, 2014 was:

Price Range
$0.30-$2.20
$2.26-$4.10
$4.64-$9.40
Total

Weighted
Average
Remaining 
Contractual
Life in Years  
7.7
6.9
3.7

6.9

Outstanding 
Options

Exercisable 
Options

1,805,755     
174,774     
507,750     
2,488,279     

1,193,081 
174,778 
507,750 
1,875,609 

The  Company’s  stock-based  compensation  for  the  years  ended  December  31,  2014  and  2013  was  $720,150  and  $803,060,  respectively. At  December  31,
2014, the total compensation cost for stock options not yet recognized was approximately $1,009,941 and will be expensed over the next three years.

Warrants to Purchase Common Stock

Warrant activity for the years ended December 31, 2014 and 2013 was as follows:

Balance at December 31, 2012

  Granted
  Exercised
  Expired/Cancelled

Balance at December 31, 2013

  Granted
  Exercised
  Expired/Cancelled

Balance at December 31, 2014

  Warrants

Weighted
Average
Warrant
Exercise Price  
3.13 
1.65 
1.65 
15.00 
2.17 
1.48 
1.65 
3.49 
1.15 

2,843,338    $
5,421,581     
(107,143)    
(1,250)    
8,156,526    $
1,169,318     
(586,081)    
(1,470,263)    
7,269,500    $

During the year ended 2014, the Company issued warrants to purchase 1,169,318 shares of common stock, with an exercise price of $1.48, pursuant to a
registered direct offering of common stock and warrants. Warrants of 1,470,263 either expired or were cancelled by the Company with an average exercise
price of $3.49 and 586,081 warrants were exercised with an exercise price of $1.65.

The weighted-average exercise price, by price range, for outstanding warrants at December 31, 2014 was:

Price Range
$.53-$2.05
$5.12-$6.06
Total

Weighted
Average
Remaining 
Contractual
Life in Years  
3.7
0.5

3.4

Outstanding 
Warrants

Exercisable
Warrants

6,672,548     
596,952     
7,269,500     

6,672,548 
596,952 
7,269,500 

During the year ended December 31, 2015, warrants to purchase 596,952 shares of the Company’s common stock will expire.

F-18

 
 
 
 
 
   
 
 
   
 
   
 
   
 
   
 
 
 
 
 
   
   
   
   
   
   
   
   
   
   
  
 
 
 
   
 
 
   
 
   
 
   
 
 
Note 8. Concentrations

At  December  31,  2014  and  2013,  the  Company  had  deposits  in  major  financial  institutions  that  exceeded  the  amount  under  protection  by  the  Securities
Investor Protection Corporation (“SIPC”). Currently, the Company is covered up to $1,000,000 by the SIPC. The excess amount at December 31, 2014 was
$4,525,094.

Note 9. Commitments and Contingencies

The  Company  has  commitments  of  approximately  $375,000  at  December  31,  2014  for  several  licensing  agreements  with  consultants  and  universities.
Additionally,  the  Company  has  collaboration  and  license  agreements,  which  upon  clinical  or  commercialization  success,  may  require  the  payment  of
milestones of up to $7.9 million and/or royalties up to 6% of net sales of covered products, if and when achieved. However, there can be no assurance that
clinical or commercialization success will occur.

In  December  2014,  the  Company  entered  into  a  lease  agreement  through  May  31,  2018  for  existing  and  expanded  office  space.  The  rent  for  the  first  12
months  is  approximately  $12,300  per  month,  or  approximately  $20.85  per  square  foot.  This  rent  increases  to  approximately  $12,375  per  month,  or
approximately  $20.95  per  square  foot,  for  the  next  12  months  and  approximately  $12,460  per  month,  or  approximately  $21.13  per  square  foot  for  the
remainder of the lease.

On September 3, 2014, the Company entered into an asset purchase agreement with Hy Biopharma, Inc. to which the Company acquired certain intangible
assets,  properties  and  rights  of  Hy  Biopharma  related  to  the  development  of  Hy  BioPharma’s  synthetic  hypericin  product.  As  consideration  for  the  assets
acquired, the company paid $250,000 in cash and issued 1,849,113 shares of common stock with a fair value based on the Company’s stock price on the date
of grant of $3,750,000. These amounts are charged to research and development expense as the assets will be used in the Company’s R&D activities and do
not have alternative future use pursuant to Generally Accepted Accounting Principles in the United States. Provided all future success-oriented milestones are
attained, the Company will be required to make additional payments of up to $10.0 million, if and when achieved. Payments will be payable in restricted
securities of the Company.

On April  27,  2013,  the  Company  entered  into  an  exclusive  channel  collaboration  agreement  with  Intrexon  (the  “Channel  Agreement”)  to  use  Intrexon’s
advanced  human  antibody  discovery,  isolation  and  production  technologies  for  the  development  of  human  monoclonal  antibody  therapies  for  a  new
biodefense application targeting melioidosis. The Channel Agreement grants an exclusive worldwide license to use specified patents and other intellectual
property  of  Intrexon  in  connection  with  the  research,  development,  use,  importing,  manufacture,  sale  and  offer  for  sale  of  products  for  the  treatment  of
melioidosis  through  the  use  of  exogenously  produced  human  recombinant  monoclonal  antibodies.  The  Channel  Agreement,  upon  clinical  or
commercialization success, may require the payment of certain milestones up to $7 million, if and when achieved.

In  February  2007,  the  Company’s  Board  of  Directors  authorized  the  issuance  of  50,000  shares  to  Dr.  Schaber  immediately  prior  to  the  completion  of  a
transaction, or series or a combination of related transactions negotiated by its Board of Directors whereby, directly or indirectly, a majority of its capital stock
or a majority of its assets are transferred from the Company and/or its stockholders to a third party. The amended agreement with Dr. Schaber includes its
obligation to issue such shares if such event occurs.

As a result of the above agreements, the Company has future contractual obligations over the next five years as follows:

Year
2015
2016
2017
2018
2019
Total

F-19

Research and
Development    

Property and 
Other Leases    

Total

  $

  $

75,000    $
75,000     
75,000     
75,000     
75,000     
375,000    $

130,000    $
157,000     
152,000     
51,000     
-     
490,000    $

205,000 
232,000 
227,000 
126,000 
75,000 
865,000 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
   
   
   
   
 
Note 10. Operating Segments

The  Company  maintains  two  active  operating  segments:  BioTherapeutics  and  Vaccines/BioDefense.  Each  segment  includes  an  element  of  overhead  costs
specifically associated with its operations, with its corporate shared services group responsible for support functions generic to both operating segments.

Revenues

Vaccines/BioDefense
BioTherapeutics

Total

Income (loss) from Operations

Vaccines/BioDefense
BioTherapeutics
Corporate
Total

Amortization and Depreciation Expense

Vaccines/BioDefense
BioTherapeutics
Corporate
Total

Interest Income
Corporate

Stock-Based Compensation

Vaccines/BioDefense
BioTherapeutics
Corporate
Total

Identifiable Assets

Vaccines/BioDefense
BioTherapeutics
Corporate
Total

Note 11. Subsequent Events

Since January 1, 2015, the Company has received proceeds of $732,010 pursuant to 1,165,786 stock warrant exercises.

F-20

For the Years Ended
December 31,

2014

2013

6,756,388    $
286,628     
7,043,016    $

3,003,822 
220,330 
3,224,152 

807,164    $
(7,674,381)    
(3,894,132)    
(10,761,349)   $

(1,666,130)
(3,069,998)
(2,420,414)
(7,156,542)

39,625    $
199,196     
6,966     
245,787    $

37,981 
190,033 
2,057 
230,071 

1,310    $

1,960 

114,920    $
193,926     
411,304     
720,150    $

80,432 
250,431 
472,197 
803,060 

As of December 31,

2014

2013

1,025,220    $
204,308     
5,724,720     
6,954,248    $

1,870,414 
386,721 
6,008,320 
8,265,455 

  $

  $

  $

  $

  $

  $

  $

  $

  $

  $

  $

 
 
 
 
  
 
 
 
   
 
 
    
  
   
 
   
      
  
   
      
  
   
   
 
   
      
  
   
      
  
   
   
 
   
      
  
   
      
  
    
      
  
   
      
  
   
   
 
 
 
 
 
 
   
 
   
     
 
   
   
 
 
 
REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

The Board of Directors and Shareholders
Soligenix, Inc.

We have audited the accompanying consolidated balance sheets of Soligenix, Inc. and subsidiaries (the “Company”) as of December 31, 2014 and 2013, and
the related consolidated statements of operations, shareholders’ deficiency, and cash flows for each of the years in the two-year period ended December 31,
2014. The financial statements are the responsibility of the Company’s management. Our responsibility is to express an opinion on these financial statements
based on our audits.

We conducted our audits in accordance with the standards of the Public Company Accounting Oversight Board (United States). Those standards require that
we plan and perform the audit to obtain reasonable assurance about whether the financial statements are free of material misstatement. The Company is not
required  to  have,  nor  were  we  engaged  to  perform,  an  audit  of  its  internal  control  over  financial  reporting.  Our  audits  included  consideration  of  internal
control over financial reporting as a basis for designing audit procedures that are appropriate in the circumstances, but not for the purpose of expressing an
opinion  on  the  effectiveness  of  the  Company’s  internal  control  over  financial  reporting.  Accordingly,  we  express  no  such  opinion.  An  audit  includes
examining,  on  a  test  basis,  evidence  supporting  the  amounts  and  disclosures  in  the  financial  statements.  An  audit  also  includes  assessing  the  accounting
principles used and significant estimates made by management, as well as evaluating the overall financial statement presentation. We believe that our audits
provide a reasonable basis for our opinion.

In  our  opinion,  the  financial  statements  referred  to  above  present  fairly,  in  all  material  respects,  the  consolidated  financial  position  of  Soligenix,  Inc.  and
subsidiaries as of December 31, 2014 and 2015, and the consolidated results of their operations and their cash flows for each of the years in the two-year
period ended December 31, 2014, in conformity with accounting principles generally accepted in the United States of America.

/s/ EisnerAmper LLP

Jenkintown, PA
March 25, 2015

F-21

 
 
 
 
 
 
 
 
 
 
 
FIRST EXTENSION AND EXPANSION TO LEASE

Exhibit 10.42

THIS FIRST EXTENSION AND EXPANSION TO LEASE made as of this 21 day of November   , 2014, by and between CPP II LLC, a Delaware
limited liability company, with an address at c/o Oestreicher Properties Inc., 160 Water Street, New York, New York 10038 ("Landlord"), and SOLIGENIX,
INC., a corporation organized and existing under the laws of the State of Delaware, having its principal place of business at 29 Emmons Drive, Suite C-10,
Princeton, New Jersey 08540 ("Tenant").

WHEREAS, Landlord is the owner of property located at 29 Emmons Drive, in the Township of West Windsor, County of Mercer and State of New

Jersey ("Property"), known as Princeton Commerce Center; and

WHEREAS,  by  Lease  dated  the  7th  day  of  February,  2012  ("Lease"),  Landlord  leased  to  Tenant  and  Tenant  rented  from  Landlord,  Suite  C-10

("Leased Premises"), at the Property, and

WHEREAS,  Landlord  and  Tenant  desire  to  amend  the  Lease  as  to  Suite  C-10  with  regard  to  an  extension  of  the  term  and  expand  the  Lease  to

include Suite G-35.

NOW, THEREFORE, the parties hereto, for good and valuable consideration, receipt of which is hereby acknowledged, agree to amend the Lease as

follows:

AMENDMENT TO TENANT'S LEASE REGARDING SUITE C-10

1. Defined Terms. Each capitalized term used herein and not otherwise defined shall have the meaning given to it in the Lease.

2. Lease Term. Subject to terms and conditions hereof, the Lease for the Leased Premises which is now set to expire on March 31, 2015, is extended,

and such extension shall commence on April 1, 2015 and shall be for thirty-eight (38) months so as to terminate on May 31, 2018.

 
 
 
 
 
 
 
 
 
 
 
3. Leased Premises. The existing Leased Premises comprise 5,250 rentable square feet.

4. Rent. Monthly Base Rent for the period terminating March 31, 2015 for Suite C-10 shall be at the current rate paid by Tenant of $19.00 per square
foot per annum. Notwithstanding anything to the contrary contained herein, commencing on April 1, 2015, through the termination of the extension period,
the base rent shall increase to $20.25 per square foot per annum which equates to $106,312.50 yearly or $8,859.38 monthly.

There shall be no rental (either base or additional) due from Tenant for the months of April and May, 2015, except that Tenant shall be liable for its

own utilities and janitorial services.

5. Condition of Leased Premises. Tenant accepts the condition of Suite C-10 “as is” and Landlord will not be required to perform any fit-up or tenant

work with regard to Suite C-10.

6. Workletter Allowance. Landlord shall pay to Tenant, as an allowance for hard costs incurred by Tenant in updating Suite C-10, the sum of $2.00
per square foot or $10,500.00 (the minimum sum to be expended by Tenant for its updating) to be paid immediately upon completion of said updating and
confirmation thereof by Landlord, which confirmation shall not be unreasonably withheld, conditioned or delayed and Landlord shall deliver said payment to
Tenant in no event later than two (2) weeks following the completion of said updates.

7. Renewal Option. Tenant shall have one (1) option to renew its occupancy of the Total Premises, as hereinafter defined, the same being both Suites
C-10 and G-35, under the same terms and conditions as exist pursuant to the Lease dated February 7, 2012 and as called for pursuant to this First Extension
and Expansion to Lease dated _______, 2014. Said option shall be for a period of three (3) years provided Tenant gives written notice to Landlord of the
exercise of said option no later than nine (9) months prior to the expiration of its then term. The option must cover the Total Premises and Tenant must not be
in default either at the time of giving notice or on the date of commencement of the option period.

2

 
 
 
 
 
 
 
 
In the event Tenant exercises its option it agrees to accept the Total Premises in its then "as is" condition without any further concessions or fit-up

required of Landlord.

The rent to be paid by Tenant to Landlord during the option period shall be the fair market value of rental then being charged within the Princeton

Commerce Center office park.

8. Balance of Lease Terms. All other terms and conditions of the Lease dated February 7, 2012 for Suite C-10, except where above modified, shall

remain in full force and effect.

LEASE AMENDMENT WITH REGARD TO EXPANSION INTO SUITE G-35

9. New Leased Premises. Effective with the execution of this Lease Expansion, Tenant shall rent from Landlord and Landlord shall lease to Tenant,

an additional 1,825 rentable square feet of space at the Property in Building G, Suite G-35 ("Additional Space").

10. Lease Term for Additional Space. Subject to terms and conditions hereof, the Lease for the Additional Space is anticipated to commence on or
about December 1, 2014. The term of the Lease shall be for thirty-eight (38) full months and shall terminate the last day of the 38th full month from the date
that Tenant is given possession of the Additional space. 

3

 
 
 
 
 
 
 
 
11. Base Rent.  Effective  as  of  the  delivery  date  of  the  Additional  Space,  the  Lease  is  hereby  amended  to  provide  that  the  Base  Rent  payable  by

Tenant for the Additional Space shall be:

Rental Periods

Months 1 and 2: Commencing with first full month, rent free, both as to base and additional rent.

Months   3 - 14:
Months 15 - 26:
Months 27 - 38:

  $
  $
  $

Per Annum    

Per Month

22.56/SF  $
23.12/SF  $
23.68/SF  $

41,172.00    $
42,194.00    $
43,216.00    $

3,431.00 
3,516.16 
3,601.33 

If the delivery of the Additional Space is not achieved on the first day of a month, then Tenant shall be liable for the payment of rent to Landlord, on
a pro rata basis for that month, until the first day of the first month thereafter, at which time Tenant shall thereafter be liable, on an ongoing monthly basis, for
the full monthly rental for the Additional Space.

12.  Additional  Rent.  Tenant  shall,  in  addition  to  the  Base  Rent  as  called  for  in  ¶11  hereof,  pay  to  Landlord  all  sums  which  are  designated  as

Additional Rent as required pursuant to the Lease.

13. Rent for Total Premises. Provided that Tenant is in compliance with the terms of the Lease, the Lease shall be deemed to be modified as follows:
Commencing with the Additional Space being delivered to Tenant, the Base Rent paid by Tenant shall be the sum of the Base Rent for the Leased Premises as
well as the Base Rent for the Additional Space (the Leased Premises and the Additional Space combined shall be designated as the "Total Premises"), and
which, when combined, shall be the Base Rent for the Total Premises. Tenant shall further be obligated under the lease to pay Tenant's proportionate share of
Additional Rent for the Total Premises as provided in ¶2.02 and Article 3 of the Lease.

14. Condition of Additional Space and Landlord's Fit-Up Obligations. Tenant has examined the Additional Space and is satisfied that it meets its
needs and therefore agrees to accept the same in "as is" condition with the exception of the following which the Landlord will either install or perform in or to
Suite G-35 at Landlord's expense:

(i) install new carpeting as selected by Tenant from samples provided by Landlord as building standard carpet;

4

 
 
 
 
 
 
   
 
 
 
 
 
 
 
 
 
(ii) paint throughout in a neutral color to be designated by Tenant;

(iii) install new VCT tile in the vestibule;

(iv) install new ceiling tiles throughout;\

(v) remove metal bars existing in the individual offices;

(vi) install new flat acrylic lenses on the light fixtures;

(vii) install new window shades throughout;

(viii) disconnect washer and dryer hook ups, install sheetrock and paint;

(ix) all systems, including HVAC and lighting, shall be in working order;

(x) HVAC diffusers will be cleaned; and

(xi) professionally cleaned prior to delivery.

15. Additional Space - Tenant's Proportionate Share. Commencing with the delivery of the Additional Space to Tenant, the parties acknowledge that
Tenant's  Proportionate  Share  of  Additional  Rent  for  the  Leased  Premises  and  the  Additional  Space  (the  "Total  Premises")  shall  be  eleven  and  two  tenths
(11.2%) percent.

The Base Year for the Operating Expenses for the Total Premises shall be calendar year 2014.

16. Security Deposit and First Months Rent. Upon execution of this Lease Expansion, Tenant shall deliver to Landlord checks in the amount of:

   (i) $6,862.00 which represents a security deposit for the Additional Space so that the security deposit for the Total Premises will be $36,862.

   (ii) $3,431.00 representing the base rental payment for the first full month for the Additional Space, for which the Tenant is liable, which payment

will be for the first day of the third full month of the term.

5

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
17. Right to First Offer. Tenant shall have the right to receive the first offer to lease Suite G-40 in accordance with ¶r of Amended Exhibit "A".

18. Miscellaneous.

A.  Tenant  shall  be  entitled,  on  an  unallocated  and  undesignated  basis,  to  the  use  of  seven  (7)  parking  spaces  in  conjunction  with  the  use  of  the

Additional Space.

B. Tenant shall have the right under the same terms and conditions with regard to sub-leasing the Additional Space as such right is given to Tenant in

the Lease.

C. The covenants, conditions and agreements contained in the Lease shall bind and inure to the benefit of Landlord and Tenant and their respective

successors and assigns, except as otherwise provided therein.

D. Tenant expressly understood and agreed that all terms and conditions of the Lease, except where specified differently in this Lease Expansion, are
applicable  to  the  Additional  Space  and  will  remain  unchanged  and  in  full  force  and  effect  with  regard  thereto.  Tenant  acknowledges  that  such  terms  and
conditions are acceptable and it will adhere to the same except where a specific modification thereto is made in this First Extension and Expansion to Lease
regarding Suite G-35.

E.  Tenant  acknowledges  that  the  electric  and  gas  service  to  the  Total  Premises  are  separately  metered  and,  as  Tenant  provides  its  own  janitorial

services, it is liable for the charges resulting from such usage and services.

F. The parties hereby acknowledge each to the other that no broker has been involved in this transaction other than Paul Goldman of Mercer Oak

Realty LLC and Cushman & Wakefield of NJ and any compensation due to those brokers shall be paid by Landlord pursuant to separate agreement.

G. Exhibit “A” of the Lease is hereby modified, where applicable, by the Amended Exhibit “A” attached hereto and made a part hereof and in the
event there is a conflict between this First Extension and Expansion to Lease and the terms of the Lease and/or the Exhibit “A” attached thereto, the terms of
this First Extension and Expansion to Lease shall be controlling.

6

 
 
 
 
 
 
 
 
 
 
 
IN WITNESS WHEREOF, the parties hereto have respectfully signed and sealed this First Extension and Expansion to Lease as of the day and year

first above written.

CPP II LLC, as Landlord

By

/s/ Deborah Tsabari
Deborah Tsabari, Manager

SOLIGENIX, INC., as Tenant as Tenant

By

/s/ Christopher J. Schaber
Christopher J. Schaber
President and CEO

7

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
AMENDED EXHIBIT "A" TO 
LEASE DATED FEBRUARY 7, 2012 
29 Emmons Drive
LEASE TERMS

The Property is identified as 29 Emmons Drive, West Windsor Township, Mercer County, New Jersey, and further identified on the official tax map

of West Windsor Township as Lot 5, Block 7.03:

a.

b.

c.

d.

e.

Total Premises: Suite C-10 containing approximately 5,250 rentable square feet and G-35 containing approximately 1,825 rentable square feet.

Term (Article I): The term shall be amended so that the Commencement Date for the Additional Space shall be the date upon which the Additional
Space  is  delivered  to  Tenant.  The  termination  date  for  the  Leased  Premises  shall  be  May  31,  2018,  while  the  termination  date  for  the  Additional
Space shall be the last day of the full thirty-eighth (38th) month following the Commencement Date.

Commencement Date for the Extension Period of the Leased Premises shall be April 1, 2015.

Commencement Date: Commencement Date for the term of the Expansion Period shall be the date of delivery of the Additional Space to Tenant.

Commencement Date: Commencement Date for the option period, if exercised by Tenant, shall be June 1, 2018.

Rent Commencement Date: Rent Commencement Date for the Additional Space shall be the date of delivery of the Additional Space to Tenant.

Base Rent for Leased Premises (existing space Suite C-10):

(i)

(ii)

Tenant's Base Rent shall continue at its current rate of $8,312.50 per month through March 31, 2015;

Commencing with the Extension Period April 1, 2015

Months 1 and 2: April and May, 2015, rent free (Base and Additional Rent)

Months 3 - 38:

f.

Base Rent for Additional Space (Suite G-35):

Months 1 and 2: Rent free (Base and Additional Rent)

Months   3 - 14:
Months 15 - 26:
Months 27 - 38:

  $

  $
  $
  $

8

    Per Annum       Per Month  
8,859.38 

106,312.50    $

20.25/SF  $

Per Annum    

Per Month

22.56/SF  $
23.12/SF  $
23.68/SF  $

41,172.00    $
42,194.00    $
43,216.00    $

3,431.00 
3,516.16 
3,601.33 

 
 
 
 
 
 
 
 
 
 
 
 
 
   
  
 
 
 
 
   
 
 
 
 
g.

h.

i.

j.

k.

l.

m.

Rent During Option Period: In the event Tenant exercises its option to extend the Lease for the Total Premises, which option shall commence on
June 1, 2018, Tenant shall pay as Base Rent on the 7,075 square feet comprising the Total Premises, the then fair market rental value being charged
within the Princeton Commerce Center office park.

Months 39 - 75: For Total Premises to be determined as hereinabove.

Estimated Monthly Tenant Utility Cost (Section 3.05): N/A as utilities are directly metered to Tenant. Tenant shall pay all utility costs directly to the
entity supplying the service.

Cost of Living Index: N/A

Tenant's Proportionate Share for Total Premises: 11.2%

Security Deposit: Upon execution of this Lease Expansion, Tenant shall place with Landlord an additional cash deposit of $6,862.00 with regard to
Suite G-35 so that Tenant's security posted for the Total Premises shall be $36,862.00 (the "Security Deposit").

The Base Year for the Total Premises (both C-10 and G-35): 2014

Landlord Contribution for Suite G-35:

(i) install new carpeting as selected by Tenant from samples provided by Landlord as building standard carpet;

(ii) paint throughout in a neutral color to be designated by Tenant;

(iii) install new VCT tile in the vestibule;

(iv) install new ceiling tiles throughout;

(v) remove metal bars existing in the individual offices;

(vi) install new flat acrylic lenses on the light fixtures;

(vii) install new window shades throughout;

(viii) disconnect washer and dryer hook ups, install sheetrock and paint;

(ix) all systems, including HVAC and lighting, shall be in working order;

(x) HVAC diffusers will be cleaned; and

(xi) Professionally cleaned prior to delivery.

n.

Permitted Use (Section 6.01): General and Administrative Office

9

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
o.

p.

q.

r

s.

Ini.
CP

Landlord's Notice Address:
CPP II LLC
c/o Oestreicher Properties Inc.
160 Water Street
New York, New York 10038

Tenant's Notice Address:
Soligenix, Inc.
29 Emmons Drive,
Suite C-10
Princeton, NJ 08540

Parking Spaces (Section 20.18): Not to exceed seven (7) unassigned and unallocated parking spaces in conjunction with the use of Suite G-35 for
cars.

Tenant shall have the right to receive the first offer to rent Suite

G-40, consisting of 1,125 rentable square feet, which is continguous to the Additional Space, if, as and when that suite becomes available, subject to
the following terms and conditions:

(i) Upon Tenant being notified in writing that Suite G-40 is available for rent by Tenant, Tenant shall notify Landlord in writing within ten (10) days
of receipt of such notice, of its desire to undertake a rental of said suite;

(ii) If Tenant fails to provide written notice as set forth above in (i), within ten (10) days of receipt of Landlord's notice of the availability of Suite G-
40, such non-response shall be deemed a refusal to proceed with a lease thereof and Tenant shall lose all further right to rent said suite.

Broker (Section 20.01): Paul Goldman representing Mercer Oak Realty, LLC and Cushman & Wakefield of NJ.

Ini.

10

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
The following represents a list of Soligenix, Inc.’s subsidiaries:

SUBSIDIARIES OF SOLIGENIX, INC.

EXHIBIT 21.1

Name
Enteron Pharmaceuticals, Inc.
Orasomal Technologies Inc.
DOR BioDefense Corp.
Soligenix BioPharma Canada Incorporated
Soligenix UK Limited

  Ownership  

State of
Incorporation
Delaware
Delaware
Delaware
Canada

100.00% 
75.30% 
100.00% 
100.00% 
100.00%  United Kingdom

 
 
 
 
   
   
   
   
   
 
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Exhibit 23.1

We  consent  to  the  incorporation  by  reference  in  the  Registration  Statements  of  Soligenix,  Inc.  and  subsidiaries  on  Form  S-3  (Nos.  333-162375  and  333-
167792) and Form S-8 (Nos. 333-157322, 333-149239, 333-162375, and 333-167792) of our report dated March 25, 2015, on our audits of the consolidated
financial statements as of December 31, 2014 and 2013 and for each of the years in the two-year period ended December 31, 2014, to be filed on or about
March 25, 2015.

/s/ EisnerAmper LLP

Jenkintown, PA
March 25, 2015

 
 
 
 
 
 
 
 
EXHIBIT 31.1

CERTIFICATION PURSUANT TO RULE 13a-14(a)/15d-14(a)
OF THE SECURITIES EXCHANGE ACT OF 1934

I, Christopher J. Schaber, Ph.D., certify that:

1.  I have reviewed this Form 10-K of the Soligenix, Inc. for the fiscal year ended December 31, 2014;

2.  Based  on  my  knowledge,  this  report  does  not  contain  any  untrue  statement  of  a  material  fact  or  omit  to  state  a  material  fact  necessary  to  make  the
statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;

3.  Based on my knowledge, the financial statements, and other financial information included in this report, fairly present in all material respects the financial

condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this report;

4.  The registrant’s other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange
Act  Rules  13a-15(e)  and  15d-15(e))  and  internal  control  over  financial  reporting  (as  defined  in  Exchange  Act  Rules  13a-15(f)  and  15d-15(f))  for  the
registrant and have:

a.  Designed  such  disclosure  controls  and  procedures,  or  caused  such  disclosure  controls  and  procedures  to  be  designed  under  our  supervision,  to
ensure  that  material  information  relating  to  the  registrant,  including  its  consolidated  subsidiaries,  is  made  known  to  us  by  others  within  those
entities, particularly during the period in which this report is being prepared;

b.  Designed  such  internal  control  over  financial  reporting,  or  caused  such  internal  control  over  financial  reporting  to  be  designed  under  our
supervision, 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;

c.  Evaluated the effectiveness of the registrant’s disclosure controls and procedures and presented in this report our conclusions about the effectiveness

of the disclosure controls and procedures, as of the end of the period covered by this report based on such evaluation; and

d.  Disclosed in this report any change in the registrant’s internal control over financial reporting that occurred during the registrant’s most recent fiscal
quarter (the registrant’s fourth fiscal quarter in the case of an annual report) that has materially affected, or is reasonably likely to materially affect,
the registrant’s internal control over financial reporting; and

5.  The  registrant’s  other  certifying  officer  and  I  have  disclosed,  based  on  our  most  recent  evaluation  of  internal  control  over  financial  reporting,  to  the

registrant’s auditors and the audit committee of the registrant’s board of directors (or persons performing the equivalent functions):

a.  All  significant  deficiencies  and  material  weaknesses  in  the  design  or  operation  of  internal  control  over  financial  reporting  which  are  reasonably

likely to adversely affect the registrant’s ability to record, process, summarize and report financial information; and

b.  Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant’s internal control over

financial reporting.

March 25, 2015

/s/ Christopher J. Schaber
Christopher J. Schaber, Ph.D.
President and Chief Executive Officer

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
EXHIBIT 31.2

CERTIFICATION PURSUANT TO RULE 13a-14(a)/15d-14(a)
OF THE SECURITIES EXCHANGE ACT OF 1934

I, Joseph M. Warusz, certify that:

1.  I have reviewed this Form 10-K of the Soligenix, Inc. for the fiscal year ended December 31, 2014;

2.  Based  on  my  knowledge,  this  report  does  not  contain  any  untrue  statement  of  a  material  fact  or  omit  to  state  a  material  fact  necessary  to  make  the
statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;

3.  Based on my knowledge, the financial statements, and other financial information included in this report, fairly present in all material respects the financial

condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this report;

4.  The registrant’s other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange
Act  Rules  13a-15(e)  and  15d-15(e))  and  internal  control  over  financial  reporting  (as  defined  in  Exchange  Act  Rules  13a-15(f)  and  15d-15(f))  for  the
registrant and have:

a.  Designed  such  disclosure  controls  and  procedures,  or  caused  such  disclosure  controls  and  procedures  to  be  designed  under  our  supervision,  to
ensure  that  material  information  relating  to  the  registrant,  including  its  consolidated  subsidiaries,  is  made  known  to  us  by  others  within  those
entities, particularly during the period in which this report is being prepared;

b.  Designed  such  internal  control  over  financial  reporting,  or  caused  such  internal  control  over  financial  reporting  to  be  designed  under  our
supervision, 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;

c.  Evaluated the effectiveness of the registrant’s disclosure controls and procedures and presented in this report our conclusions about the effectiveness

of the disclosure controls and procedures, as of the end of the period covered by this report based on such evaluation; and

d.  Disclosed in this report any change in the registrant’s internal control over financial reporting that occurred during the registrant’s most recent fiscal
quarter (the registrant’s fourth fiscal quarter in the case of an annual report) that has materially affected, or is reasonably likely to materially affect,
the registrant’s internal control over financial reporting; and

5.  The  registrant’s  other  certifying  officer  and  I  have  disclosed,  based  on  our  most  recent  evaluation  of  internal  control  over  financial  reporting,  to  the

registrant’s auditors and the audit committee of the registrant’s board of directors (or persons performing the equivalent functions):

a.  All  significant  deficiencies  and  material  weaknesses  in  the  design  or  operation  of  internal  control  over  financial  reporting  which  are  reasonably

likely to adversely affect the registrant’s ability to record, process, summarize and report financial information; and

b.  Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant’s internal control over

financial reporting.

March 25, 2015

/s/ Joseph M. Warusz
Joseph M. Warusz, CPA
Vice Presient of Finance,  Acting Chief Financial
Officer

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED
PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.1

In connection with this Form 10-K of Soligenix, Inc. (the “Company”) for the fiscal year ended December 31, 2014, as filed with the Securities and Exchange
Commission on the date hereof (the “Report”), the undersigned hereby certifies, pursuant to 18 U.S.C. Section 1350, that:

1.  The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2.  The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

March 25, 2015

/s/ Christopher J. Schaber
Christopher J. Schaber, Ph.D.
President and Chief Executive Officer

 
 
 
 
 
 
 
 
CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED
PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.2

In connection with this Form 10-K of Soligenix, Inc. (the “Company”) for the fiscal year ended December 31, 2014, as filed with the Securities and Exchange
Commission on the date hereof (the “Report”), the undersigned hereby certifies, pursuant to 18 U.S.C. Section 1350, that:

1.  The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2.  The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

March 25, 2015

/s/ Joseph M. Warusz
Joseph M. Warusz, CPA
Vice Presient of Finance, Acting Chief Financial
Officer