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Cohu

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FY2017 Annual Report · Cohu
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12367 Crosthwaite Circle 
Poway, CA  92064 

Fellow Shareholders, 

In last year’s letter, I stated that customer and end-market diversification as well as growing 
revenue contribution from recurring sources, which includes test contactors, were driving 
improved predictability in our business model.  For fiscal 2017, Cohu delivered solid sales and 
profitability growth, highlighted by market share gains in test handlers and accelerating growth 
in the test contactor market.  Orders were at record levels with full year increasing 41% over 
2016.  Sales were up 25% year-over-year to $352.7 million and we generated $39 million in 
operating cash flow, ending the year with approximately $156 million in cash and investments 
and a strong balance sheet.  Cohu returned $6.6 million to shareholders through quarterly cash 
dividends.   

2017 Recap 

Our test handler business grew 18% year-over-year, as we capitalized on a strong industry 
environment and achieved market share gains.  Our test contactor business grew 131% year-
over-year, as we delivered on our strategy to expand in this adjacent market by selling these 
consumable products into our large installed base of handlers.  Additionally, the acquisition of 
Kita has proven to be a great success, with a 450% increase in the number of Kita probes 
incorporated within our contactors and several design-wins combined with Cohu handlers. 

In 2017, we introduced two new major products, the PANTHER prober for test and inspection of 
singulated wafer-level chip scale packages and bumped dies, and Solstice, Cohu’s solution for 
system-level test automation.  PANTHER has been deployed at five different customers 
targeting mobility applications and, late in the year, we also received a new customer order for 
test and inspection of automotive power management devices.  We expect PANTHER and 
Solstice to be major components of our market share expansion strategy as they address key 
test requirements aligned with technology trends in advanced packaging for integrated 
semiconductors.  We also announced a new vision inspection module for enhanced micro-crack 
detection on wafer-level chip scale packages, called Aquilae.  This product has been installed in 
several Cohu handlers and is being used to improve vision inspection quality of bare silicon and 
LED devices.  

(i) 

Cohu, Inc. 2017 Annual Report 

 
 
 
 
 
2018 Outlook and Strategy 

As we look to the coming year, we’ve started 2018 with a strong backlog, share gain momentum 
and customer traction, as evidenced by our recently announced design-win of a major European 
automotive customer with the MATRiX pick-and-place handler combined with our multi-beam 
test contactors.  We expect this win to be key to supporting our handler share gain objectives in 
2018 as well as increased test contactor revenue.  Additionally, we have been making excellent 
progress with a major Korean customer, who continues to provide repeat orders for a new 
handler model.  As a result, we have been increasing our investments to support business 
prospects with this customer, which is expected to be an important contributor to meeting 
current growth projections for the first half of 2018 over the same period last year. 

To close, I would like to confirm our strategic objectives in support of the Cohu500 mid-term 
model, which includes growing share in handlers, expanding in the test contactor market and 
making disciplined investments in probe and inspection.  We expect the combined handler and 
test contactor markets to grow by mid-single digits year-over-year and Cohu’s plan is to 
outperform with another 1 to 3 points of share gain in each market.  As our model indicates, we 
are targeting to grow annual sales to $500 million, with 45% gross margin and 20% EBITDA, 
both non-GAAP.  Our increased confidence and excitement about the future of Cohu is driven 
by the successful implementation of past strategic actions, including the streamlining of our 
operations and cost structure with over 90% of system shipments now originating from our Asia 
operations, increased share in our core handler markets, successful expansion in test 
contactors with the acquisition of Kita early last year and now representing over 11% of 2017 
revenue, as well as new product developments with the introduction of PANTHER, Solstice and 
Aquilae.  Collectively, these initiatives have improved our operating model and margins, 
positioning Cohu to deliver continued profitable growth, cash flow and shareholder returns.  

I want to thank our employees, customers and shareholders for their continued support. 

Sincerely, 

Luis A. Müller 
President and Chief Executive Officer 
February 15, 2018 

(ii) 

Cohu, Inc. 2017 Annual Report 

 
 
 
 
 
 
UNITED STATES 
SECURITIES AND EXCHANGE COMMISSION 
Washington, D. C. 20549 
FORM 10-K 

(Mark One) 
[(cid:165)] 

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

[ ] 

For the fiscal year ended December 30, 2017 
OR 
TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 
Commission file number 1-4298 

COHU, INC. 

(Exact name of registrant as specified in its charter) 

Delaware   
(State or other jurisdiction of Incorporation or Organization) 

95-1934119 
(I.R.S. Employer Identification No.) 

12367 Crosthwaite Circle, Poway, California  
(Address of principal executive offices) 

92064-6817 
(Zip Code) 

Registrant’s telephone number, including area code: (858) 848-8100 

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

Title of Each Class 
Common Stock, $1.00 par value 

Name of Exchange on Which Registered 
The NASDAQ Stock Market LLC 

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

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yes (cid:1407) No (cid:1408)  

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 (cid:1407) No (cid:1408) 

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 (cid:1408) No (cid:1407) 

Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web site, 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 (cid:1408) No (cid:1407) 

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K (§229.405 of this chapter) 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 Form 10-K or any amendment to this Form 10-K.  (cid:1408) 

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

Large accelerated filer    (cid:1407)   Accelerated filer    (cid:1408)   Non-accelerated filer    (cid:1407) (Do not check if a smaller reporting company)    
      Smaller reporting company    (cid:1407)     Emerging growth company (cid:1407) 

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

any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. (cid:1407) 

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act). Yes (cid:1407) No (cid:1408) 

The aggregate market value of voting stock held by non-affiliates of the registrant was approximately $283,000,000 based on the closing stock price 
as reported by the NASDAQ Stock Market LLC as of June 23, 2017. Shares of common stock held by each officer and director and by each person or 
group who owns 5% or more of the outstanding common stock have been excluded in that such persons or groups may be deemed to be affiliates. This 
determination of affiliate status is not necessarily a conclusive determination for other purposes. 

As of February 16, 2018, the Registrant had 28,539,627 shares of its $1.00 par value common stock outstanding. 

DOCUMENTS INCORPORATED BY REFERENCE 

Portions of the Proxy Statement for Cohu, Inc.’s 2018 Annual Meeting of Stockholders to be held on May 16, 2018, and to be filed pursuant to 

Regulation 14A within 120 days after registrant’s fiscal year ended December 30, 2017, are incorporated by reference into Part III of this Report. 

 
 
  
  
  
  
 
 
COHU, INC. 

FORM 10-K FOR THE FISCAL YEAR ENDED DECEMBER 30, 2017 

TABLE OF CONTENTS 

PART I 
Item 1.  Business 
Item 1A.  Risk Factors 
Item 1B.  Unresolved Staff Comments 
Item 2. 
Properties 
Item 3.  Legal Proceedings 
Item 4.  Mine Safety Disclosures 

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

Securities 
Selected Financial Data 

Item 6. 
Item 7.  Management’s Discussion and Analysis of Financial Condition and Results of Operations 
Item 7A.  Quantitative and Qualitative Disclosures About Market Risk 
Item 8. 
Item 9.  Changes in and Disagreements with Accountants on Accounting and Financial Disclosure 
Item 9A.  Controls and Procedures 
Item 9B.  Other Information 

Financial Statements and Supplementary Data 

PART III   
Item 10.  Directors, Executive Officers and Corporate Governance 
Item 11.  Executive Compensation 
Item 12.  Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters 
Item 13.  Certain Relationships and Related Transactions, and Director Independence 
Item 14.  Principal Accounting Fees and Services 

PART IV    
Item 15.  Exhibits, Financial Statement Schedules 
Item 16.  Form 10-K Summary 
Signatures  

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The  following  discussion  should  be  read  in  conjunction  with  the  Consolidated  Financial  Statements  and  notes  thereto 
included elsewhere in this Annual Report on Form 10-K. This Annual Report on Form 10-K contains certain forward-looking 
statements  including  expectations  of  market  conditions,  challenges  and  plans,  within  the  meaning  of  Section  21E  of  the 
Securities Exchange Act of 1934, as amended (the “Exchange Act”), and is subject to the Safe Harbor provisions created by 
that  statute.  These  forward-looking  statements  are  based  on  management’s  current  expectations  and  beliefs,  including 
estimates  and  projections  about  our  business.  Statements  concerning  financial  position,  business  strategy,  and  plans  or 
objectives for future operations are forward-looking statements. These statements are not guarantees of future performance 
and are subject to certain risks, uncertainties, and assumptions that are difficult to predict and may cause actual results to 
differ materially from management’s current expectations. Such risks and uncertainties include those set forth in this Annual 
Report on Form 10-K under the heading “Item 1A. Risk Factors”. The forward-looking statements in this report speak only 
as of the time they are made and do not necessarily reflect management’s outlook at any other point in time. We undertake 
no obligation to update publicly any forward-looking statements, whether as a result of new information, future events, or 
for any other reason. However, readers should carefully review the risk factors set forth in other reports or documents we 
file from time-to-time with the Securities and Exchange Commission (“SEC”) after the date of this Annual Report. 

Item 1. Business.  

PART I 

Cohu, Inc. (“Cohu”, “we”, “our” and “us”) was incorporated under the laws of California in 1947, as Kalbfell Lab, Inc. and 
commenced active operations in the same year. Our name was changed to Kay Lab in 1954. In 1957, Cohu was reincorporated 
under the laws of the State of Delaware as Cohu Electronics, Inc. and in 1972 our name was changed to Cohu, Inc. 

On January 4, 2017, we acquired Kita Manufacturing Co. LTD. (“Kita”), a Japan-based manufacturer of spring probe contacts 
used in final test contactors, probe cards, Printed Circuit Board (PCB) test and connectors sold to customers worldwide. The 
results of Kita’s operations have been included in our consolidated financial statements since that date. In 2015, we sold our 
mobile microwave communications equipment business, Broadcast Microwave Services, Inc. (“BMS”). Our decision to sell 
BMS resulted from the determination that this business was no longer a strategic fit within our organization. The operating 
results  of  BMS  are  being  presented  as  discontinued  operations.  Unless  otherwise  noted,  all  amounts  presented  are  from 
continuing operations. 

Subsequent to the sale of BMS, we have one reportable segment, semiconductor equipment. Financial information on our 
reportable segment for each of the last three years is included in Note 7, “Segment and Geographic Information” in Part IV, 
Item 15(a) of this Form 10-K. 

Cohu is a leading supplier of semiconductor test and inspection handlers, micro-electro mechanical system (MEMS) test 
modules, test contactors and thermal sub-systems used by global semiconductor manufacturers and test subcontractors. We 
develop, manufacture, sell and service a broad line of equipment capable of handling a wide range of integrated circuits and 
light-emitting diodes (LEDs). Handlers are electromechanical systems used to automate testing and inspection of integrated 
circuits and LEDs in the back-end of the semiconductor manufacturing process to determine the quality and performance of 
the semiconductor devices, such as microprocessors, logic, analog, memory or mixed signal devices. The majority of handlers 
use  either  pick-and-place,  gravity-feed,  turret  or  test-in-strip  technologies.  The  type  of  device,  test  parallelism,  thermal 
requirements and signal interface requirements normally determines the appropriate handling approach.  

MEMS  test  modules  are  independent  physical  stimuli  units  for  testing  sensor  integrated  circuits  typically  used  in  the 
automotive and consumer electronics industries. These MEMS test modules can be integrated to our gravity-feed, pick-and-
place, turret or test-in-strip handlers for testing a variety of sensors, including pressure, acoustic, magnetic field hall effect, 
optical and others. 

To ensure quality, semiconductors are typically tested at hot and/or cold temperatures, which can simulate the final operating 
environment. Our test handler products are designed to provide a precisely controlled test environment, often over the range 
of -60 degrees Celsius to +175 degrees Celsius. As the speed and power of certain integrated circuits, such as microprocessors 
and mobile processors, have increased so has the need to actively manage the self-generated heat during the test process to 
maximize yield. This heat is capable of damaging or destroying the integrated circuit and can result in speed downgrading, 
when devices self-heat and fail to successfully test at their maximum possible speed. Device yields are extremely important 
and  speed  grading  directly  affects  the  selling  price  of  the  integrated  circuit  and  the  profitability  of  the  semiconductor 
manufacturer.  In  addition  to  temperature  capability,  other  key  factors  in  the  design  of  test  handlers  are  handling  speed, 
flexibility, parallel test capability, alignment to the test contactors, system size, reliability and cost. 

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Thermal sub-systems are used in advanced burn-in and system-level test applications to maintain and control the temperature 
of integrated circuits during the testing process. Burn-in stresses devices for detection of early failures (infant mortality) prior 
to  distribution.  The  burn-in  process  is  also  used  by  semiconductor  manufacturers  to  develop  reliability  models  of  newly 
introduced devices. The objective of reliability testing is to determine a device’s fault-free operation and estimated useful life 
by  exposing  the  device  to  various  electrical  and  thermal  conditions  that  impact  its  performance.  System-level  testing  is 
required for functional testing of high-end microprocessors as well as mobile processors combined with memory. This is 
typically the last test operation of complex, expensive integrated circuits prior to the final electronic integration process.  

Our products are used in high-volume production environments and many are in service twenty-four hours per day, seven 
days a week. Customers continuously strive to increase the utilization of their production test equipment and expect high 
reliability  from  test  handlers,  MEMS  test  modules  and  thermal  subsystems  used  in  burn-in  and  system-level  test.  The 
availability of trained technical support personnel is an important competitive factor in the marketplace. Accordingly, we 
deploy service engineers worldwide, often within customers’ production facilities, who work with customer personnel to 
maintain, repair and continuously improve the performance of our equipment. 

Our Products 

We offer products for the pick-and-place, gravity-feed, test-in-strip and turret handling, MEMS, burn-in and system-level 
test markets. We currently sell the following products: 

The  Delta  MATRiX  is  a  high-performance  pick-and-place  handler  capable  of  thermally  conditioning  devices  from  -60 
degrees Celsius to +175 degrees Celsius. This system is mainly used for testing of semiconductors used in automotive and 
industrial markets. 

The Delta Pyramid is a high performance thermal handler for microprocessors, graphics processors and other high power 
integrated circuits. The Pyramid incorporates our proprietary T-Core thermal control technology that optimizes test yield of 
power dissipative integrated circuits.  

Delta Eclipse is a pick-and-place handler tailored for testing advanced computing and mobile processors that require Cohu’s 
T-Core active thermal control technology. This product can also be configured without active thermal control for testing of 
standard analog and digital semiconductors 

Delta LinX is our platform serving assembly automation. Back-end semiconductor assembly is the major process step prior 
to device testing and validation. The LinX product line offers advanced JEDEC handling automation that efficiently links 
various assembly test processes.  

The Rasco SO1000 is a high throughput gravity-feed platform that provides an economical solution for testing up to 4 devices 
in parallel. This handler can be configured for tube-to-tube or metal magazine input and output, ambient-hot or tri-temperature 
testing and is easily kit-able for a wide range of integrated circuit packages. 

The Rasco SO1000 and SO2000 are high throughput gravity-feed platforms that provide economical solutions for testing up 
to 8 devices in parallel.  These handlers can be configured for tube-to-tube or metal magazine input and output, bowl feeding, 
tape-and-reel. Additionally, these handlers can be configured for ambient-hot or tri-temperature testing. 

Rasco Saturn and Jupiter are gravity handlers that deliver fast index time capability with up to 8 devices tested in parallel 
at cold and/or hot temperature. Saturn has a configuration that covers testing of very small to medium size packaged integrated 
circuits, and Jupiter is a version that enables testing of medium to very large packaged integrated circuits typically serving 
the power management device market. 

The  Rasco  Jaguar  test-in-strip  handler  can  process  an  entire  strip  at  once  or  index  the  strip  for  single/multiple  device 
testing.   The  system  has  tri-temperature  capability, accommodates  either  stacked  or  slotted  input/output  media  and  is 
configured with automated vision alignment. The Jaguar is also a solution for in-process testing of next generation multi-
stacked packages.  

The Ismeca NY32 is a scalable, 32-position turret handler used for testing and inspection of integrated circuits, LEDs, and 
discrete devices. There are many configurations of the NY32 turret handler: handling wafers in film-frame for input and/or 
output that is common for LEDs and wafer level package (WLP) devices; tray and tube input and/or output used for integrated 
circuits and discrete devices; and bowl feeding, tape and de-taping, alignment, laser marking, inspection and test modules. 
The NY32 is capable of testing devices at ambient and hot temperature. 

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The Ismeca NY20 is a turret handler platform that delivers high throughput combined with fast device change-over time for 
both high-volume and high-mix testing and inspection of integrated circuits, LEDs and discrete devices. The 20-position 
turret offers many of the functional modules and capabilities available on the NY32 platform in a smaller footprint, higher 
throughput handler.  

MEMS  test  modules  generate  physical  stimuli  for  testing  of  sensor  integrated  circuits.  These  are  typically  used  in  the 
automotive  (e.g.  tire  pressure,  airbag  sensors)  and  consumer  electronics  (e.g.  tilt,  motion,  microphone  and  light  sensors) 
industries. The MEMS modules are stand-alone units that can be integrated into our pick-and-place, turret, test-in-strip, or 
gravity-feed handlers. 

Thermal Sub-Systems are used by integrated circuit manufacturers in high performance burn-in and system level test. The 
Delta  T-Core  thermal  sub-systems  provide  fast  and  accurate  temperature  control  of  the  integrated  circuit  during  the 
testing process using the same technology available in the Pyramid handler.    

Delta Fusion HD is a tri-temperature thermal sub-system that utilizes T-Core technology for testing mobile processors.  

PANTHER is a prober that optimizes test and vision inspection of wafer level package (WLP) and bumped dies, delivering 
a substantial improvement in semiconductor manufacturing quality that is required for today’s high-end consumer products.  

Solstice is a system-level test automation platform for complex, integrated semiconductors that typically combine a processor 
and memory. This product enables greater semiconductor manufacturing quality by testing devices under the actual end-
usage conditions.  

We  design,  manufacture,  sell  and  support  various  lines  of  Test  Contactor  solutions.  These  are  consumable,  electro-
mechanical assemblies that connect the device under test, inside our test handlers, and the automated test equipment. Cohu 
contactors are used in testing digital semiconductor devices utilizing spring probe technology, such as the ones produced by 
Kita, also power management and LED semiconductor devices utilizing cantilever technology, and RF semiconductor devices 
based on high performance contacts designed to operate at frequencies up to 34 GHz. 

We provide consumable, non-consumable and spare items that are used to maintain, sustain or otherwise enable customer’s 
equipment to meet its performance, availability and production requirements. 

We design and manufacture a wide range of device dedication kits that enable handlers to process different semiconductor 
packages. Our Philippines operation designs and manufactures the majority of our handler kits and provides applications 
support to customers in the southeast Asia region. 

Sales by Product Line  

During the last three years, our consolidated sales were distributed as follows: 

Semiconductor test systems 
Spares, contactors, tooling (kits) and service 

Customers 

2017 
56% 
44% 

2016 
57% 
43% 

2015 
54% 
46% 

Our  customers  include  semiconductor  integrated  device  manufacturers  and  test  subcontractors.  Repeat  sales  to  existing 
customers represent a significant portion of our sales. During the last three years, the following customers comprised 10% or 
greater of our consolidated net sales: 

Intel 
NXP Semiconductors N.V. (1) 

2017   
11.2 %      
15.9 %      

2016   
17.2 %      
13.7 %      

2015   
18.0 % 
11.4 % 

   (1) The merger of NXP Semiconductors N.V. and Freescale Semiconductor, Ltd. was completed on 
December 7, 2015. Sales to these customers have been combined for all periods presented. 

The loss of, or a significant reduction in, orders by these or other significant customers, including reductions due to market, 
economic  or  competitive  conditions  or  the  outsourcing  of  final  integrated  circuit  test  to  subcontractors  that  are  not  our 

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customers  would  adversely  affect  our  financial  condition  and  results  of  operations  and  as  a  result,  we  believe  that  our 
customer concentration is a significant business risk. 

Additional financial information on revenues from external customers by geographic area for each of the last three years is 
included in Note 7, “Segment and Geographic Information” in Part IV, Item 15(a) of this Form 10-K. 

Sales and Marketing 

We market our products worldwide through a combination of a direct sales force and independent sales representatives. In 
geographic areas where we believe there is sufficient sales potential, we generally employ our own personnel. Our U.S. sales 
office is located in Poway, California. The Europe sales offices are located in Kolbermoor, Germany and La Chaux-de-Fonds, 
Switzerland. We operate in Asia with offices in Singapore, Malaysia, Thailand, Philippines, Taiwan, China, Korea, and Japan. 

Competition 

The  semiconductor  equipment  industry  is  intensely  competitive  and  is  characterized  by  rapid  technological  change  and 
demanding worldwide service requirements. Significant competitive factors include product performance, price, reliability, 
lead-time, customer support and installed base of products. While we are a leading worldwide supplier of semiconductor test 
handling equipment, we face substantial competition. The Japanese and Korean markets for test handling equipment are large 
and represent a significant percentage of the worldwide market. During each of the last three years our sales to Japanese and 
Korean customers, who have historically purchased test handling equipment from Asian suppliers, have represented less than 
10% of our total sales. Some of our current and potential competitors are part of larger corporations that have substantially 
greater financial, engineering, manufacturing and customer support capabilities and offer more extensive product offerings 
than Cohu. To remain competitive we believe we will require significant financial resources to offer a broad range of products, 
maintain customer support and service centers worldwide and to invest in research and development of new products. Failure 
to  introduce  new  products  in  a  timely  manner  or  the  introduction  by  competitors  of  products  with  actual  or  perceived 
advantages could result in a loss of competitive position and reduced sales of existing products. No assurance can be given 
that we will continue to compete successfully throughout the world. 

Backlog 

Our backlog of unfilled orders for products, was $107.6 million at December 30, 2017, and $65.1 million at December 31, 
2016. Backlog at December 30, 2017, will be impacted by our adoption of Accounting Standards Update (“ASU”) No. 2014-
09, Revenue from Contracts with Customers (Topic 606) (ASU 2014-09), on December 31, 2017, the first day of our fiscal 
2018.  This  new  accounting  guidance  amends  the  existing  accounting  standards  for  revenue  recognition.  For  additional 
information see recently issued accounting pronouncements in Note 1 “Accounting Policies” in Part IV, Item 15(a) of this 
Form 10-K. 

Backlog is generally expected to be shipped within the next twelve months. Our backlog at any point in time may not be 
representative  of  actual  sales  in  any  future  period  due  to  the  possibility  of  customer  changes  in  delivery  schedules, 
cancellation of orders, potential delays in product shipments, difficulties in obtaining parts from suppliers, failure to satisfy 
customer  acceptance  requirements  resulting  in  the  inability  to  recognize  revenue  under  accounting  requirements. 
Furthermore, many orders are subject to cancellation or rescheduling by the customer with limited or no penalty. A reduction 
in  backlog  during  any  period  could  have  a  material  adverse  effect  on  our  business,  financial  condition  and  results  of 
operations.  

Manufacturing and Raw Materials 

Our principal manufacturing operations are currently located in Malacca, Malaysia (handler operations and kits); Laguna, 
Philippines (kits and test contractors), Osaka, Japan (test contactors); Poway, California; and Kolbermoor, Germany. 

Many  of  the  components  and  subassemblies  we  utilize  are  standard  products,  although  some  items  are  made  to  our 
specifications. Certain components are obtained or are available from a limited number of suppliers. We seek to reduce our 
dependence  on  sole  and  limited  source  suppliers,  however  in  some  cases  the  complete  or  partial  loss  of  certain  of  these 
sources could have a material adverse effect on our operations while we attempt to locate and qualify replacement suppliers. 

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Patents and Trademarks 

Our technology is protected by various intellectual property laws including patent, license, trademark, copyright and trade 
secret  laws.  In  addition,  we  believe  that,  due  to  the  rapid  pace  of  technological  change  in  the  semiconductor  equipment 
industry, the successful manufacture and sale of our products also depends upon our experience, technological know-how, 
manufacturing and marketing skills and speed of response to sales opportunities. In the absence of patent protection, we 
would be vulnerable to competitors who attempt to copy or imitate our products or processes. We believe our intellectual 
property has value and we have in the past and will in the future take actions we deem appropriate to protect such property 
from  misappropriation.  However,  there  can  be  no  assurance  such  actions  will  provide  meaningful  protection  from 
competition. Protecting our intellectual property rights or defending against claims brought by other holders of such rights, 
either directly against us or against customers we have agreed to indemnify, would likely be expensive and time consuming 
and could have a material adverse effect on our operations. 

Research and Development 

Research and development activities are carried on in our various subsidiaries and are directed toward development of new 
products and equipment, as well as enhancements to existing products and equipment. Our total research and development 
expense was $40.7 million in 2017, $34.8 million in 2016 and $33.1 million in 2015.  

We work closely with our customers to make improvements to our existing products and in the development of new products. 
We expect to continue to invest heavily in research and development and must manage product transitions successfully as 
introductions of new products could adversely impact sales of existing products. 

Environmental Laws 

Our business is subject to numerous federal, state, local and international environmental laws. On occasion, we have been 
notified by local authorities of instances of noncompliance with local and/or state environmental laws. We believe we are in 
compliance with applicable federal, state, local and international regulations. Compliance with foreign, federal, state and 
local laws that have been enacted or adopted regulating the discharge of materials into the environment or otherwise relating 
to the protection of the environment and the prevention of climate change have not had a material effect and are not expected 
to have a material effect upon our capital expenditures, results of operations or our competitive position. However, future 
changes in regulations may require expenditures that could adversely impact earnings in future years. 

Executive Officers of the Registrant 

The following sets forth the names, ages, positions and offices held by all executive officers of Cohu as of February 16, 2018. 
Executive Officers serve at the discretion of the Board of Directors, until their successors are appointed. 

Name 
   Luis A. Müller 
   Jeffrey D. Jones 
   Thomas D. Kampfer 
   Christopher G. Bohrson 
   Hock W. Chiang 
   Ian von Fellenberg 

   Age     Position 

48     President and Chief Executive Officer 
56     Vice President, Finance and Chief Financial Officer 
54     Vice President, Corporate Development, General Counsel and Secretary 
58     Vice President and General Manager, Digital Test Handlers 
60     Vice President, Global Sales & Service 
58     Vice President and General Manager, Analog Test Handlers 

Dr. Müller joined Cohu’s Delta Design subsidiary in 2005 and has been President and Chief Executive Officer of Cohu, Inc. 
since December 2014. Dr. Müller was previously President of Cohu's Semiconductor Equipment Group (SEG) from January 
2011 until being named CEO of Cohu, Managing Director of SEG's Rasco GmbH business unit in Germany from January 
2009  to  December  2010,  and  Vice  President  of  SEG's  High  Speed  Pick-and-Place  handler  products  from  July  2008  to 
December 2010. Prior to joining Cohu, Inc. Dr. Müller spent nine years at Teradyne, where he held various management 
positions in engineering and business development. 

Mr. Jones joined Cohu’s Delta Design in July 2005 as Vice President Finance and Controller. In November 2007, Mr. Jones 
was named Vice President, Finance and Chief Financial Officer of Cohu. Prior to joining Delta Design, Mr. Jones, was a 
consultant  and  Vice  President  and  General  Manager  of  the  Systems  Group  at  SBS  Technologies,  Inc.,  a  designer  and 
manufacturer of embedded computer products. Prior to SBS Technologies, Mr. Jones was an Audit Manager for Coopers & 
Lybrand (now PricewaterhouseCoopers). 

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Mr.  Kampfer  joined  Cohu  in  May  2017  as  Vice  President  Corporate  Development,  General  Counsel  and  Secretary.  Mr. 
Kampfer most recently served from June 2015 to May 2017 as Executive Vice President and Chief Financial Officer of Multi-
Fineline Electronix, Inc. Prior to that, Mr. Kampfer served from 2012 to 2015 as President of CohuHD, formerly a division 
of Cohu, which was divested in 2014. Previously, Mr. Kampfer spent eight years with Iomega Corporation, holding several 
executive positions, including President and Chief Operating Officer and Vice President, General Counsel and Secretary. 
Earlier, Mr. Kampfer served in various legal and business development executive roles with Proxima Corporation, and also 
held various positions in manufacturing engineering and legal at IBM. 

Mr. Bohrson joined Cohu in May 2016 as Vice President Sales and Service, Americas. Since January 2017, he has served as 
Vice President and General Manager for Digital Test Handlers. Prior to joining Cohu, from 2007 through 2016 Mr. Bohrson 
held several executive positions at Bosch Automotive Service Solutions/SPX lastly as Vice President and General Manager 
of the OEM Diagnostics and Information Solutions group. Prior to this, Mr. Bohrson spent twenty years working in a variety 
of management and technical roles at Teradyne, Inc.’s (“Teradyne”) semiconductor and broadband test division in the US 
and Asia. 

Mr. Chiang joined Cohu in October 2012 as Vice President, Global Sales & Service for Cohu’s Semiconductor Equipment 
Group. Prior to joining Cohu, Mr. Chiang served as a Director for AXElite Technology Corporation. From 1989 through 
2011,  Mr.  Chiang  held  a  variety  of  positions  at  Teradyne  including  Director  –  Asia  SOC  Marketing  &  New  Business 
Development, Managing Director of Teradyne’s Singapore  and  China operations  and Director of Worldwide  Field  Total 
Quality Management. 

Mr. von Fellenberg joined Cohu in 2013 with the acquisition of Ismeca Semiconductor by Cohu. He was Vice President and 
General Manager of the Ismeca Business Unit from 2013 until his appointment as Vice President and General Manager for 
Analog Test Handlers in January 2017. In 2004, he set up operations for Ismeca in China and managed both the North Asia 
and South Asia regions. Prior to Ismeca, Mr. Fellenberg spent six years at Orell Füssli Security Printing where he held several 
executive positions in the document security technology business. He has also held various positions in sales and product 
management for companies in the automation components (sensors, drives) industry. 

Employees 

At December 30, 2017 we had approximately 1,800 employees. Our employee headcount has fluctuated in the last five years 
primarily due to the volatile and unpredictable business conditions in the semiconductor equipment industry. Our headcount 
has also been impacted by the acquisition of  Kita and the divestiture of BMS. Our employees in the United States and most 
locations in Asia are not covered by collective bargaining agreements, however, certain employees in Kolbermoor, Germany, 
are represented by a works council, employees in La Chaux-de-Fonds, Switzerland are members of the micro-technology and 
Swiss watch trade union and, certain employees in our China operation belong to local trade unions. We have not experienced 
any work stoppages and consider our relations with our employees to be good. We believe that a great part of our future 
success will depend on our continued ability to attract and retain qualified employees. Competition for the services of certain 
personnel, particularly those with technical skills, is intense. There can be no assurance that we will be able to attract, hire, 
assimilate and retain a sufficient number of qualified employees. 

Available Information 

Our web site address is www.cohu.com. We make available free of charge, on or through our web site, our annual report on 
Form 10-K, quarterly reports on Form 10-Q, current reports on Form 8-K, and all amendments to those reports, as soon as 
reasonably practicable after such material is electronically filed with the Securities and Exchange Commission. Our Code of 
Business  Conduct  and Ethics  and other documents  related  to our  corporate  governance  is  also posted  on our web  site  at 
www.cohu.com/investors/corporategovernance. Information contained on our web site is not deemed part of this report. 

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Item 1A. Risk Factors.  
Set  forth  below  and  elsewhere  in  this  report  on  Form 10-K  and  in  other  documents  we  file  with  the  SEC,  are  risks  and 
uncertainties that could cause actual results to differ materially from the results expressed or implied by the forward-looking 
statements contained in this Annual Report. Before deciding to purchase, hold or sell our common stock, you should carefully 
consider the risks described below in addition to the other cautionary statements and risks described elsewhere, and the 
other information contained, in this Annual Report on Form 10-K. The risks and uncertainties described below are not the 
only ones we face. Additional risks and uncertainties not presently known to us or that we currently deem immaterial may 
also affect our business. If any of these known or unknown risks or uncertainties actually occurs with material adverse effects 
on Cohu, our business, financial condition and results of operations could be seriously harmed. The trading price of our 
common stock could decline due to any of these risks, and you may lose all or part of your investment.  

We are exposed to risks associated with acquisitions, investments and divestitures. 
As part of our business strategy, we regularly evaluate investments in, or acquisitions of, complementary businesses, joint 
ventures,  services  and  technologies,  and  we  expect  that  periodically  we  will  continue  to  make  such  investments  and 
acquisitions  in  the  future,  such  as  our  acquisition  of  Kita,  which  was  completed  on  January  4,  2017.  Acquisitions  and 
investments involve numerous risks, including, but not limited to: 

(cid:404) 

(cid:404) 
(cid:404) 
(cid:404) 
(cid:404) 
(cid:404) 
(cid:404) 
(cid:404) 
(cid:404) 

(cid:404) 

difficulties and increased costs in connection with integration of the personnel, operations, technologies and products
of acquired businesses; 
increasing the scope, geographic diversity and complexity of our business; 
the cost and risk of having to potentially develop new and unfamiliar sales channels for acquired businesses; 
diversion of management’s attention from other operational matters;  
the potential loss of key employees, customers or suppliers of Cohu or acquired businesses; 
lack of synergy, or the inability to realize expected synergies, resulting from the acquisition; 
potential unknown liabilities associated with the acquired businesses; 
failure to commercialize purchased technology; 
the impairment of acquired intangible assets and goodwill that could result in significant charges to operating results
in future periods; and 
challenges caused by distance, language and cultural differences 

We may decide to finance future acquisitions and investments through a combination of borrowings, proceeds from equity 
or debt offerings and the use of cash, cash equivalents and short-term investments. If we finance acquisitions by issuing 
convertible debt or equity securities, our existing stockholders may be diluted which could affect the market price of our 
stock. 

Mergers, acquisitions and investments are inherently risky and the inability to effectively manage these risks could materially 
and adversely affect our business, financial condition and results of operations. At December 30, 2017, we had goodwill and 
net purchased intangible assets balances of $65.6 million and $16.7 million, respectively.  

We are making investments in new products to enter new markets, which may adversely affect our operating results; these 
investments may not be successful. 
Given the highly competitive and rapidly evolving technology environment in which we operate, we believe it is important 
to develop new product offerings to meet strategic opportunities as they evolve. This includes developing products that we 
believe are necessary to meet the future needs of the marketplace. We are currently investing in new product development 
programs to enable us to compete in the test contactor and wafer level package (WLP) probe and inspection markets, which 
includes a significant ongoing investment in our PANTHER platform. We expect to continue to make investments and we 
may at any time, based on product need or marketplace demand, decide to significantly increase our product development 
expenditures in these or other products. The cost of investments in new product offerings can have a negative impact on our 
operating results and there can be no assurance that any new products we develop will be accepted in the marketplace or 
generate material revenues for us. 

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We are exposed to the risks of operating a global business. 
We are a global corporation with offices and subsidiaries in certain foreign locations to manufacture our products, support 
our sales and services to the global semiconductor industry and, as such, we face risks in doing business abroad. Certain 
aspects inherent in transacting business internationally could negatively impact our operating results, including: 

(cid:404) 
(cid:404) 

(cid:404) 
(cid:404) 
(cid:404) 
(cid:404) 
(cid:404) 
(cid:404) 

(cid:404) 

costs and difficulties in staffing and managing international operations; 
legislative or regulatory requirements and potential changes in or interpretations of requirements in the United States
and in the countries in which we manufacture or sell our products; 
trade restrictions, including treaty changes, sanctions and the suspension of export licenses; 
compliance with and changes in import/export tariffs and regulations; 
difficulties in enforcing contractual and intellectual property rights; 
longer payment cycles; 
local political and economic conditions; 
potentially adverse tax consequences, including restrictions on repatriating earnings and the threat of “double taxation;”
and 
fluctuations in foreign currency exchange rates against the U.S. Dollar, which can affect demand for our products and
increase our costs. 

Additionally,  managing  geographically  dispersed  operations  presents  difficult  challenges  associated  with  organizational 
alignment  and  infrastructure,  communications  and  information  technology,  inventory  control,  customer  relationship 
management, terrorist threats and related security matters and cultural diversities. If we are unsuccessful in managing such 
operations effectively, our business and results of operations will be adversely affected. 

We have manufacturing operations in Asia. Any failure to effectively manage multiple manufacturing sites and to secure 
raw materials meeting our quality, cost and other requirements, or failures by our suppliers to perform, could harm our 
sales, service levels and reputation. 
Our reliance on overseas manufacturers exposes us to significant risks including complex management, foreign currency, 
legal, tax and economic risks, which we may not be able to address quickly and adequately. In addition, it is time consuming 
and  costly  to  qualify  overseas  supplier  relationships.  If  we  should  fail  to  effectively  manage  overseas  manufacturing 
operations, or if one or more of them should experience delays, disruptions or quality control problems, or if we had to change 
or add additional manufacturing sites, our ability to ship products to our customers could be delayed. Also, the addition of 
overseas  manufacturing  locations  increases  the  demands  on  our  administrative  and  operations  infrastructure  and  the 
complexity of our supply chain management. If our overseas manufacturing locations are unable to meet our manufacturing 
requirements in a timely manner, our ability to ship products and to realize the related revenues when anticipated could be 
materially affected. 

Our suppliers are subject to the fluctuations in general economic cycles, and global economic conditions may impact their 
ability to operate their business. They may also be impacted by increasing costs of raw materials, labor and distribution, 
resulting in demands for less attractive contract terms or an inability for them to meet our requirements or conduct their own 
businesses. The performance and financial condition of a supplier may cause us to alter our business terms or to cease doing 
business with a particular supplier, or change our sourcing practices generally, which could in turn adversely affect our own 
business and financial condition. 

Failure of critical suppliers to deliver sufficient quantities of parts in a timely and cost-effective manner could adversely 
impact our operations. 
We use numerous  vendors  to  supply parts, components  and  subassemblies  for  the  manufacture of  our  products. It  is  not 
always  possible  to  maintain  multiple  qualified  suppliers for  all of  our  parts,  components  and subassemblies.  As  a result, 
certain key parts may be available only from a single supplier (“sole source”) or a limited number of suppliers. In addition, 
suppliers may significantly raise prices or cease manufacturing certain components (with or without advance notice to us) 
that are difficult to replace without significant reengineering of our products. On occasion, we have experienced problems in 
obtaining adequate and reliable quantities of various parts and components from certain key or sole source suppliers. Our 
results of operations may be materially and adversely impacted if we do not receive sufficient parts to meet our requirements 
in a timely and cost effective manner. 

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The semiconductor industry we serve is seasonal, volatile and unpredictable.  
Visibility into our markets is limited. The semiconductor equipment business is highly dependent on the overall strength of 
the semiconductor industry. Historically, the semiconductor industry has been seasonal with recurring periods of oversupply 
and excess capacity, which often have had a significant effect on the semiconductor industry’s demand for capital equipment, 
including  equipment  of  the  type  we  manufacture  and  market.  We  anticipate  that  the  markets  for  newer  generations  of 
semiconductors and semiconductor equipment will also be subject to similar cycles and severe downturns. Any significant 
reductions in capital equipment investment by semiconductor integrated device manufacturers and test subcontractors will 
materially and adversely affect our business, financial position and results of operations. In addition, the seasonal, volatile 
and unpredictable nature of semiconductor equipment demand has in the past and may in the future expose us to significant 
excess and obsolete and lower of cost or net realizable value inventory write-offs and reserve requirements. In 2017, 2016 
and  2015,  we  recorded  pre-tax  inventory-related  charges  of  approximately  $1.1 million,  $1.1 million,  and  $2.4 million, 
respectively, primarily as a result of changes in customer forecasts. 

Due to the nature of our business, we need continued access to capital, which if not available to us or if not available on 
favorable terms, could harm our ability to operate or expand our business.   
Our business requires capital to finance accounts receivable and product inventory that is not financed by trade creditors 
when our business is expanding. If cash from available sources is insufficient or cash is used for unanticipated needs, we may 
require additional capital sooner than anticipated. 

We believe that our existing sources of liquidity, including cash resources and cash provided by operating activities will 
provide sufficient resources to meet our working capital and cash requirements for at least the next twelve months. In the 
event we are required, or elect, to raise additional funds, we may be unable to do so on favorable terms, or at all, and may 
incur expenses in raising the additional funds and future indebtedness could adversely affect our operating results and severely 
limit our ability to plan for, or react to, changes in our business or industry. We could also be limited by financial and other 
restrictive covenants in credit arrangements, including limitations on our borrowing of additional funds and issuing dividends. 
If we choose to issue new equity securities, existing stockholders may experience dilution, or the new equity securities may 
have  rights,  preferences  or  privileges  senior  to  those  of  existing  holders  of  common  stock.  If  we  cannot  raise  funds  on 
acceptable  terms,  we  may  not  be  able  to  take  advantage  of  future  opportunities  or  respond  to  competitive  pressures  or 
unanticipated  requirements.  Any  inability  to  raise  additional  capital  when  required  could  have  an  adverse  effect  on  our 
business and operating results. 

The semiconductor equipment industry is intensely competitive. 
The  semiconductor  test  handler  industry  is  intensely  competitive  and  we  face  substantial  competition  from  numerous 
companies  throughout  the  world.  The  test  handler  industry,  while  relatively  small  in  terms  of  worldwide  market  size 
compared  to  other  segments  of  the  semiconductor  equipment  industry,  has  several  participants  resulting  in  intense 
competitive pricing pressures. Future competition may include companies that do not currently supply test handlers. Some 
of our competitors are part of larger corporations that have substantially greater financial, engineering, manufacturing and 
customer support capabilities and provide more extensive product offerings. In addition, there are emerging semiconductor 
equipment  companies  that  provide  or  may  provide  innovative  technology  incorporated  in  products  that  may  compete 
successfully against our products. We expect our competitors to continue to improve the design and performance of their 
current products and introduce new products with improved performance capabilities. Our failure to introduce new products 
in a timely manner, the introduction by our competitors of products with perceived or actual advantages, or disputes over 
rights to use certain intellectual property or technology could result in a loss of our competitive position and reduced sales 
of, or margins on our existing products. Intense competition has adversely impacted our product average selling prices and 
gross margins on certain products. If we are unable to reduce the cost of our existing products and successfully introduce 
new lower cost products, then we expect that these competitive conditions would negatively impact our gross margin and 
operating results in the foreseeable future. 

In addition, with the acquisition of Kita in 2017, we increased our investments in our test contactor business, and announced 
significant growth targets for the business over the next several years. The test contactor market is fragmented, with many 
entrenched  regional  players,  and  subject  to  intense  price  competition  and  also  high  customer  support  requirements.  We 
believe that customer support and responsiveness and an ability to consistently meet tight deadlines is critical to our success. 
If we are unable to reduce the cost of our test contactor products, while also meeting customer support requirements and 
deadlines, then we expect that these competitive conditions would negatively impact our gross margin and operating results 
in the foreseeable future. 

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Semiconductor  equipment  is  subject  to  rapid  technological  change,  product  introductions  and  transitions  which  may 
result in inventory write-offs, and our new product development involves numerous risks and uncertainties.  
Semiconductor equipment and processes are subject to rapid technological change. We believe that our future success will 
depend in part on our ability to enhance existing products and develop new products with improved performance capabilities. 
We expect to continue to invest heavily in research and development and must manage product transitions successfully, as 
introductions of new products, including the products obtained in our acquisitions, may adversely impact sales and/or margins 
of  existing  products. In  addition,  the  introduction of  new products  by  us  or by our  competitors,  the concentration of  our 
revenues in a limited number of large customers, the migration to new semiconductor testing methodologies and the custom 
nature of our inventory parts increases the risk that our established products and related inventory may become obsolete, 
resulting in significant excess and obsolete inventory exposure. This exposure resulted in charges to operations during each 
of the years in the three-year period ended December 30, 2017. Future inventory write-offs and increased inventory reserve 
requirements could have a material adverse impact on our results of operations and financial condition.  

The  design,  development,  commercial  introduction  and  manufacture  of  new  semiconductor  equipment  is  an  inherently 
complex  process  that  involves  a  number  of  risks  and  uncertainties.  These  risks  include  potential  problems  in  meeting 
customer acceptance and performance requirements, integration of the equipment with other suppliers’ equipment and the 
customers’ manufacturing processes, transitioning from product development to volume manufacturing and the ability of the 
equipment to satisfy the semiconductor industry’s constantly evolving needs and achieve commercial acceptance at prices 
that produce satisfactory profit margins. The design and development of new semiconductor equipment is heavily influenced 
by  changes  in  integrated  circuit  assembly,  test  and  final  manufacturing  processes  and  integrated  circuit  package  design 
changes. We believe that the rate of change in such processes and integrated circuit packages is accelerating. As a result of 
these changes and other factors, assessing the market potential and commercial viability of handling, MEMS, system-level 
and burn-in test equipment and test contactors is extremely difficult and subject to a great deal of risk. In addition, not all 
integrated circuit manufacturers employ the same manufacturing processes. Differences in such processes make it difficult 
to design standard test products that can achieve broad market acceptance. As a result, we might not accurately assess the 
semiconductor industry’s future equipment requirements and fail to design and develop products that meet such requirements 
and achieve market acceptance. Failure to accurately assess customer requirements and market trends for new semiconductor 
test products may have a material adverse impact on our operations, financial condition and results of operations. 

The  transition  from  product  development  to  the  manufacture  of  new  semiconductor  equipment  is  a  difficult  process  and 
delays in product introductions and problems in manufacturing such equipment are common. We have in the past and may 
in the future experience difficulties in manufacturing and volume production of our new equipment. In addition, as is common 
with  semiconductor  equipment,  after  sale  support  and  warranty  costs  have  typically  been  significantly  higher  with  new 
products than with our established products. Future technologies, processes and product developments may render our current 
or  future  product  offerings  obsolete  and  we  might  not  be  able  to  develop,  introduce  and  successfully  manufacture  new 
products or make enhancements to our existing products in a timely  manner to satisfy customer requirements or achieve 
market acceptance. Furthermore, we might not realize acceptable profit margins on such products. 

Global economic conditions may have an impact on our business and financial condition in ways that we currently cannot 
predict. 
Our  operations  and  financial  results  depend  on  worldwide  economic  conditions  and  their  impact  on  levels  of  business 
spending. Continued uncertainties may reduce future sales of our products and services. While we believe we have a strong 
customer  base  and  have  experienced  strong  collections  in  the  past,  if  the  current  market  conditions  deteriorate,  we  may 
experience increased collection times and greater write-offs, either of which could have a material adverse effect on our cash 
flow. 

In addition, the tightening of credit markets and concerns regarding the availability of credit may make it more difficult for 
our customers to raise capital, whether debt or equity, to finance their purchases of capital equipment, including the products 
we sell. Delays in our customers’ ability to obtain such financing, or the unavailability of such financing would adversely 
affect our product sales and revenues and therefore harm our business and operating results. We cannot predict the timing, 
duration of or effect on our business of an economic slowdown or the timing or strength of a subsequent recovery. 

A limited number of customers account for a substantial percentage of our net sales.  
A small number of customers have been responsible for a significant portion of our net sales. During the past five years, the 
percentage of our sales derived from these significant customers has varied greatly. Such variations are due to changes in the 
customers’ business, consolidation within the semiconductor industry and their purchase of products from our competitors. 
It is common in the semiconductor test handler industry for customers to purchase equipment from more than one equipment 
supplier, increasing the risk that our competitive position with a specific customer may deteriorate. No assurance can be 
given that we will continue to maintain our competitive position with these or other significant customers. Furthermore, we 
expect the percentage of our revenues derived from significant customers will vary greatly in future periods. The loss of, or 

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a significant reduction in, orders by these or other significant customers as a result of competitive products, market conditions 
including end market demand for our customers’ products, outsourcing final semiconductor test to test subcontractors that 
are not our customers or other factors, would have a material adverse impact on our business, financial condition and results 
of  operations.  Furthermore,  the  concentration  of  our  revenues  in  a  limited  number  of  large  customers  is  likely  to  cause 
significant fluctuations in our future annual and quarterly operating results. 

If we cannot continue to develop, manufacture and market products and services that meet customer requirements for 
innovation and quality, our revenue and gross margin may suffer.  
The  process  of  developing  new  high  technology  products  and  services  and  enhancing  existing  products  and  services  is 
complex, costly and uncertain, and any failure by us to anticipate customers’ changing needs and emerging technological 
trends accurately could significantly harm our market share and results of operations. In addition, in the course of conducting 
our business, we must adequately address quality issues associated with our products and services, including defects in our 
engineering, design and manufacturing processes, as well as defects in third-party components included in our products. To 
address quality issues, we work extensively with our customers and suppliers and engage in product testing to determine the 
cause of quality problems and appropriate solutions. Finding solutions to quality issues can be expensive and may result in 
additional warranty, replacement and other costs, adversely affecting our profits. In addition, quality issues can impair our 
relationships with new or existing customers and adversely affect our reputation, which could lead to a material adverse effect 
on our operating results.  

The seasonal nature of the semiconductor equipment industry places enormous demands on our employees, operations 
and infrastructure.  
The semiconductor equipment industry is characterized by dramatic and sometimes rapid changes in demand for its products. 
These are generally dictated by introduction of new consumer products, launch of new model vehicles, implementation of 
new  communications  infrastructure,  or  in  response  to  an  increase  in  industrial  equipment  and  machinery  that  utilizes 
semiconductors. A number of other factors including changes in integrated circuit design and packaging may affect demand 
for our products. Sudden changes in demand for semiconductor equipment commonly occur, and have a significant impact 
on our operations. We have in the past and may in the future experience difficulties, particularly in manufacturing, in training 
and recruiting the large number of additions to our workforce. The volatility in headcount and business levels, combined with 
the seasonal nature of the semiconductor industry, may require that we invest substantial amounts in new operational and 
financial systems, procedures and controls. We may not be able to successfully adjust our systems, facilities and production 
capacity to meet our customers’ changing requirements. The inability to meet such requirements will have an adverse impact 
on our business, financial position and results of operations.  

The loss of key personnel could adversely impact our business. 
Certain key personnel are critical to our business. Our future operating results depend substantially upon the continued service 
of our key personnel, many of whom are not bound by employment or non-competition agreements. Our future operating 
results also depend in significant part upon our ability to attract and retain qualified management, manufacturing, technical, 
engineering, marketing, sales and support personnel. Competition for qualified personnel, particularly those with technical 
skills, is intense, and we cannot ensure success in attracting or retaining qualified personnel. In addition, the cost of living in 
the  San  Diego,  California,  Kolbermoor,  Germany,  La  Chaux-de-Fonds,  Switzerland  and  Osaka,  Japan  areas,  where  the 
majority of our engineering personnel are located, is high and we have had difficulty in recruiting prospective employees 
from other locations. There may be only a limited number of persons with the requisite skills and relevant industry experience 
to serve in these positions and it may become increasingly difficult for us to hire personnel over time. Our business, financial 
condition and results of operations could be materially adversely affected by the loss of any of our key employees, by the 
failure of any key employee to perform in his or her current position, or by our inability to attract and retain skilled employees. 

Third parties may violate our proprietary rights or accuse us of infringing upon their proprietary rights. 
We rely on patent, copyright, trademark and trade secret laws to establish and maintain proprietary rights in our technology 
and products. Any of our proprietary rights may expire due to patent life, or be challenged, invalidated or circumvented. In 
addition, from time-to-time, we receive notices from third parties regarding patent or copyright claims. Any such claims, 
with  or  without  merit,  could  be  time-consuming  to  defend,  result  in  costly  litigation,  divert  management’s  attention  and 
resources and cause us to incur significant expenses. In the event of a successful claim of infringement against us and our 
failure  or  inability  to  license  the  infringed  technology  or  to  substitute  similar  non-infringing  technology,  our  business, 
financial condition and results of operations could be adversely affected. 

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A majority of our revenues are generated from exports to foreign countries, primarily in Asia, that are subject to economic 
and political instability and we compete against a number of Asian test handling equipment suppliers. 
The majority of our export sales are made to destinations in Asia. Political or economic instability, particularly in Asia, may 
adversely impact the demand for capital equipment, including equipment of the type we manufacture and market. In addition, 
we  face  intense  competition  from  a  number  of  Asian  suppliers  that  have  certain  advantages  over  United  States  (“U.S.”) 
suppliers,  including  us.  These  advantages  include,  among  other  things,  proximity  to  customers,  lower  cost  structures, 
favorable  tariffs  and  affiliation  with  significantly  larger  organizations.  In  addition,  changes  in  the  amount  or  price  of 
semiconductors produced in Asia could impact the profitability or capital equipment spending programs of our foreign and 
domestic customers. 

Unanticipated changes in our tax provisions, enactment of new tax laws, or exposure to additional income tax liabilities 
could affect our profitability.  
We are subject to income and other taxes in the U.S. and numerous foreign jurisdictions. Our tax liabilities are affected by, 
among other things, the amounts our affiliated entities charge each other for intercompany transactions. We may be subject 
to ongoing tax examinations in various jurisdictions. Tax authorities may disagree with our intercompany charges or other 
matters and assess additional taxes. While we regularly assess the likely outcomes of these examinations to determine the 
appropriateness  of  our  tax  provision,  tax  audits  are  inherently  uncertain  and  an  unfavorable  outcome  could  occur.  An 
unanticipated, unfavorable outcome in any specific period could harm our operating results for that period or future periods. 
The financial cost and management attention and time devoted to defending income tax positions may divert resources from 
our  business  operations,  which  could  harm  our  business  and  profitability.  Tax  examinations  may  also  impact  the  timing 
and/or amount of our refund claims. In addition, our effective tax rate in the future could be adversely affected by changes in 
the mix of earnings in countries with differing statutory tax rates, changes in the valuation of our deferred tax assets and 
liabilities, changes in tax laws and the discovery of new information in the course of our tax return preparation process. In 
particular, the carrying value of our deferred tax assets and the utilization of our net operating loss and credit carryforwards 
are  dependent  on  our  ability  to  generate  future  taxable  income  in  the  U.S  and  other  countries.  Furthermore,  these 
carryforwards may be subject to annual limitations as a result of changes in Cohu’s ownership. 

On December 22, 2017, the Tax Cuts and Jobs Act (“Tax Act”) was signed into law in the United States. The changes in the 
Tax Act are broad and complex and we continue to examine the impact the Tax Act may have on our business and financial 
results.  Among  its  many  provisions,  the  Tax  Act  imposed  a  mandatory  one-time  transition  tax  on  undistributed  foreign 
earnings regardless of whether they are repatriated, reduced the U.S. corporate income tax rate from 35% to 21%, imposed 
limitations on the deductibility of interest and certain other corporate deductions, and moved from a “worldwide” system of 
taxation that generally allows deferral of U.S. tax on foreign earnings until repatriated to a “territorial”/dividend exemption 
system with a minimum tax that will subject foreign earnings to U.S. Tax when earned. In accordance with applicable SEC 
guidance, we recorded a provisional net tax benefit in the fourth quarter of 2017 however, this provisional tax benefit is 
subject to change, possibly materially, due to, among other things, changes in estimates, interpretations and assumptions we 
have  made,  changes  in Internal  Revenue Service (IRS)  interpretations, the  issuance of  new guidance,  legislative  actions, 
changes in accounting standards or related interpretations in response to the Tax Act and future actions by states within the 
United States that have not currently adopted the Tax Act. For further information regarding the potential impact of the Tax 
Act,  see  “Liquidity  and  Capital  Resources”  and  “Application  of  Critical  Accounting  Estimates  and  Policies”  in  Item  7. 
Management’s Discussion and Analysis of Financial Condition and Results of Operations and Note 5 to our consolidated 
financial statements. 

In addition, in October 2015, the Organization for Economic Co-operation and Development (OECD) issued its reports on 
the 15 focus areas identified in its Action Plan on Base Erosion and Profit Shifting (“BEPS”). Some BEPS measures will 
require treaty based or legislative action by countries.  The final impact of BEPS on Cohu’s income tax provision and liability 
is currently not quantifiable and is likely to result in additional recordkeeping and administrative cost to implement certain 
of its requirements.  

Compliance with regulations may impact sales to foreign customers and impose costs. 
Certain  products  and  services  that  we  offer  require  compliance  with  U.S.  and  other  foreign  country  export  and  other 
regulations. Compliance with complex U.S. and other foreign country laws and regulations that apply to our international 
sales activities increases our cost of doing business in international jurisdictions and could expose us or our employees to 
fines  and  penalties.  These  laws  and  regulations  include  import  and  export  requirements,  the  U.S.  State  Department 
International Traffic in Arms Regulations (“ITAR”) and U.S. and other foreign country laws such as the Foreign Corrupt 
Practices Act (“FCPA”), and local laws prohibiting corrupt payments to governmental officials. Violations of these laws and 
regulations could result in fines, criminal sanctions against us, our officers or our employees, prohibitions on the conduct of 
our  business  and  damage  to  our  reputation.  Although  we  have  implemented  policies  and  procedures  designed  to  ensure 
compliance with these laws, there can be no assurance that our employees, contractors or agents will not violate our policies, 
or that our policies will be effective in preventing all potential violations. Any such violations could include prohibitions on 

12 

 
  
  
 
  
our ability to offer our products and services to one or more countries, and could also materially damage our reputation, our 
brand, our international expansion efforts, our ability to attract and retain employees, our business and our operating results. 
Further,  defending  against  claims  of  violations  of  these  laws  and  regulations,  even  if  we  are  successful,  could  be  time-
consuming, result in costly litigation, divert management’s attention and resources and cause us to incur significant expenses. 

In addition to government regulations regarding sale and export, we are subject to other regulations regarding our products. 
For example, the U.S. Securities and Exchange Commission has adopted disclosure rules for companies that use conflict 
minerals in their products, with substantial supply chain verification requirements if the materials come from, or could have 
come from, the Democratic Republic of the Congo or adjoining countries. These new rules and verification requirements will 
impose additional costs on us and on our suppliers, and may limit the sources or increase the cost of materials used in our 
products. Further, if we are unable to certify that our products are conflict free, we may face challenges with our customers 
that could place us at a competitive disadvantage, and our reputation may be harmed. 

There may be changes in, and uncertainty with respect to, legislation, regulation and governmental policy in the United 
States. 
The  change  in  administration  in  the  United  States  has  resulted  and  may  continue  to  result  in  significant  changes  in,  and 
uncertainty with respect to, legislation, regulation and government policy. While it is not possible to predict whether and 
when any such additional changes will occur, changes at the local, state or federal level could impact fuel cell market adoption 
in the U.S. and the alternative energy technologies sector in the U.S., generally. Specific legislative and regulatory proposals 
that could have a material impact on us include, but are not limited to, infrastructure renewal programs; and modifications to 
international trade policy, such as approvals by the Committee on Foreign Investment in the United States; public company 
reporting requirements; environmental regulation and antitrust enforcement. 

Our business and operations could suffer in the event of security breaches.  
Attempts by others to gain unauthorized access to information technology systems are becoming more sophisticated and are 
sometimes successful. These attempts, which might be related to industrial or other espionage, include covertly introducing 
malware to our computers and networks and impersonating authorized users, among others. We seek to detect and investigate 
all security incidents and to prevent their recurrence, but in some cases, we might be unaware of an incident or its magnitude 
and effects. The theft, unauthorized use or publication of our intellectual property and/or confidential business information 
could harm our competitive position, reduce the value of our investment in research and development and other strategic 
initiatives or otherwise adversely affect our business. To the extent that any security breach results in inappropriate disclosure 
of our customers' or licensees' confidential information, we may incur liability as a result. In addition, we may be required to 
devote additional resources to the security of our information technology systems. 

Our implementation of enterprise resource planning (“ERP”) systems may adversely affect our business and results of 
operations or the effectiveness of internal controls over financial reporting. 
We recently implemented a new ERP system within our Switzerland and Malaysia operations, to conform these operations 
to the same ERP system used within our other principal business locations. We intend to continue to make investments and 
upgrades  to  our  global  ERP  systems  to  support  our  business  requirements.  ERP  implementations  are  complex  and  time-
consuming projects  that  involve  substantial expenditures on system  software  and  implementation  activities.  If we do not 
effectively implement the ERP system or if the system does not operate as intended, it could adversely affect our financial 
reporting systems and our ability to produce financial reports and process transactions, the effectiveness of internal controls 
over financial reporting, and our business, financial condition, results of operations and cash flows. 

The occurrence of natural disasters and geopolitical instability caused by terrorist attacks and other threats may adversely 
impact our operations and sales. 
Our  Corporate  headquarters  is  located  in  San  Diego,  California,  our  Asian  sales  and  service  headquarters  is  located  in 
Singapore  and  the  majority  of  our  sales  are  made  to  destinations  in  Asia.  In  addition,  we  have  manufacturing  plants  in 
Malaysia, Philippines and Japan. These regions are known for being vulnerable to natural disasters and other risks, such as 
earthquakes,  tsunamis,  fires  and  floods,  and  geopolitical  risks,  which  at  times  have  disrupted  the  local  economies.  For 
example, a significant earthquake or tsunami could materially affect operating results. We are not insured for most losses and 
business interruptions of this kind, or for geopolitical or terrorism impacts, and presently have limited redundant, multiple 
site capacity in the event of a disaster. In the event of such disaster, our business would materially suffer. 

13 

 
  
  
  
  
  
 
 
 
Our financial and operating results may vary and fall below analysts’ estimates, which may cause the price of our common 
stock to decline.  
Our operating results may fluctuate from quarter to quarter due to a variety of factors including, but not limited to: 

(cid:404)     seasonal, volatile and unpredictable nature of the semiconductor equipment industry; 
(cid:404)     timing and amount of orders from customers and shipments to customers; 
(cid:404)     inability to recognize revenue due to accounting requirements; 
(cid:404)     inventory writedowns; 
(cid:404)     unexpected expenses or cost overruns in the introduction and support of products; 
(cid:404)     inability to deliver solutions as expected by our customers; and 
(cid:404)     intangible and deferred tax asset writedowns. 

Due to these factors or other unanticipated events, quarter-to-quarter comparisons of our operating results may not be reliable 
indicators  of  our  future  performance.  In  addition,  from  time-to-time  our  quarterly  financial  results  may  fall  below  the 
expectations of the securities and industry analysts who publish reports on our company or of investors in general. This could 
cause the market price of our stock to decline, perhaps significantly. 

We have experienced significant volatility in our stock price. 
A variety of factors may cause the price of our stock to be volatile. The stock market in general, and the market for shares of 
high-technology companies in particular, including ours, have experienced extreme price fluctuations, which have often been 
unrelated to the operating performance of affected companies. During the three-year period ended December 30, 2017, the 
price of our common stock has ranged from $26.17 to $9.14. The price of our stock may be more volatile than the stock of 
other companies due to, among other factors, the unpredictable, volatile and seasonal nature of the semiconductor industry, 
our significant customer concentration, intense competition in the test handler industry, our limited backlog and our relatively 
low daily stock trading volume. The market price of our common stock is likely to continue to fluctuate significantly in the 
future, including fluctuations related and unrelated to our performance. 

Item 1B. Unresolved Staff Comments. 

None.  

Item 2.  Properties.  

Certain information concerning our principal properties at December 30, 2017, is set forth below: 

Location 
Poway, California (1) 
Kolbermoor, Germany 
Malacca, Malaysia 
Calamba City, Laguna, Philippines 
La Chaux-de-Fonds, Switzerland 
Osaka, Japan 

(1)    Cohu Corporate offices.  

Approximate  
Sq. Footage 

147,000  
40,000  
84,000  
51,000  
34,000  
67,000  

Ownership 
Leased  
Owned 
Leased 
Leased 
Leased 
Owned 

In addition to the locations listed above, we lease other properties primarily for sales and service offices in various locations. 
We believe our facilities are suitable for their respective uses and are adequate for our present needs. 

Item 3.  Legal Proceedings.  

From time-to-time we are involved in various legal proceedings, examinations by various tax and custom authorities and 
claims that have arisen in the ordinary course of our business. 

The  outcome  of  any  litigation,  examinations  and  claims  is  inherently  uncertain.  While  there  can  be  no  assurance,  at  the 
present time we do not believe that the resolution of the matters described above will have a material adverse effect on our 
assets, financial position or results of operations. 

Item 4.  Mine Safety Disclosures 

Not applicable. 

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

PART II 

Securities. 

(a)  Market Information 

Cohu, Inc. stock is traded on the NASDAQ Global Select Market under the symbol "COHU". The following table sets forth 
the high and low sales prices as reported on the NASDAQ Global Select Market during the last two years. 

First Quarter 
Second Quarter 
Third Quarter 
Fourth Quarter  

Holders 

Fiscal 2017 

Fiscal 2016 

High 

Low 

High 

Low 

  $ 
  $ 
  $ 
  $ 

17.83     $ 
21.64     $ 
23.88     $ 
26.17     $ 

12.64     $ 
16.30     $ 
15.55     $ 
20.30     $ 

12.93     $ 
12.60     $ 
12.00     $ 
14.43     $ 

10.87   
10.49   
10.01   
10.72   

At February 16, 2018, Cohu had 412 stockholders of record. 

Dividends 

We  have  paid  consecutive  quarterly  dividends  since  1977  and,  as  discussed  below,  expect  to  continue  doing  so.  Cash 
dividends, per share, declared in 2017 and 2016 were as follows: 

First Quarter 
Second Quarter 
Third Quarter 
Fourth Quarter  
Total 

Fiscal 2017 

Fiscal 2016 

  $ 
  $ 
  $ 
  $ 
  $ 

0.06     $ 
0.06     $ 
0.06     $ 
0.06     $ 
0.24     $ 

0.06   
0.06   
0.06   
0.06   
0.24   

We intend to continue to pay quarterly dividends subject to capital availability and periodic determinations by our Board of 
Directors that cash dividends are in the best interests of our stockholders. Our dividend policy may be affected by, among 
other  items,  our  views  on  potential  future  capital  requirements,  including  those  related  to  research  and  development, 
investments and acquisitions, legal risks and stock repurchases. 

Equity Compensation Plan Information  

The  following  table  summarizes  information  with  respect  to  equity  awards  under  Cohu’s  equity  compensation  plans  at 
December 30, 2017 (in thousands, except per share amounts): 

Plan category 
Equity compensation plans approved by security 

holders 

Equity compensation plans not approved by 

security holders 

Number of securities to be 
issued upon exercise 
of outstanding options, 
warrants and rights 
(a) (1) 

Weighted average 
exercise price of 
outstanding options, 
warrants and rights 
(b) (2) 

Number of 
securities available for 
future issuance under 
equity compensation 
plans (excluding 
securities reflected in 
column (a))(c) (3) 

1,787    $ 

10.20      

-      
1,787    $ 

-      
10.20      

2,104  

-  
2,104  

(1) 

Includes options, restricted stock units (“RSUs”) and performance stock units (“PSUs”) outstanding under Cohu’s equity incentive plans. No stock 
warrants or other rights were outstanding as of December 30, 2017. 

(2)  The weighted average exercise price of outstanding options, warrants and rights does not take RSUs and PSUs into account as RSUs and PSUs have 

a de minimus purchase price. 
Includes 601,340 shares of common stock reserved for future issuance under the Cohu 1997 Employee Stock Purchase Plan. 

   (3) 

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For further details regarding Cohu’s equity compensation plans, see Note 6, “Employee Benefit Plans”, included in Part IV, 
Item 15(a) of this Form 10-K. 

Comparative Stock Performance Graph 

The information contained in this Stock Performance Graph section shall not be deemed to be “soliciting material” or “filed” 
with  the  SEC  or  subject  to  the  liabilities  of  Section  18  of  the  Exchange  Act  except  to  the  extent  that  Cohu  specifically 
incorporates it by reference into a document filed under the Securities Act or the Exchange Act.  

The graph below compares the cumulative total stockholder return on the common stock of Cohu for the last five fiscal years 
with the cumulative total return on custom Peer Group Indexes and a NASDAQ Market Index over the same period (assuming 
the investment of $100 in Cohu’s common stock, Peer Group Index and NASDAQ Market Index on December 29, 2012 and 
reinvestment of all dividends). The custom Peer Group Index is comprised of the peer group companies associated with our 
performance stock units issued under our equity incentive plan. In 2017, the custom Peer Group Index was comprised of 
Advanced  Energy  Industries  Inc.,  Advantest  Corp,  ASM  Pacific  Technology  Ltd,  Axcelis  Technologies  Inc.,  BE 
Semiconductor  Industries  NV,  Brooks  Automation  Inc.,  Cabot  Microelectronics  Corp,  Camtek  Ltd,  Electro  Scientific 
Industries  Inc.,  FormFactor  Inc.,  Kulicke  and  Soffa  Industries  Inc.,  Micronics  Japan  Co  Ltd,  MKS  Instruments  Inc., 
Nanometrics Inc., Photronics Inc., Rudolph Technologies Inc., Teradyne Inc., Ultra Clean Holdings Inc., Veeco Instruments 
Inc.(includes Ultratech through acquisition) and Xcerra Corp. This peer group is revised annually to reflect acquisitions and 
to include additional equivalent companies in the semiconductor equipment market to ensure a sufficiently large number of 
companies in the peer group composition to enable a meaningful comparison of our stock performance. As it relates to our 
2017 Peer Group Index, the only change from peer group companies used in 2016 resulted from Veeco Instruments Inc.’s 
acquisition of Ultratech, Inc.  

Cohu, Inc. 
NASDAQ Index 
Peer Group 

2012 

2013 

2014 

2015 

2016 

2017 

  $ 
  $ 
  $ 

100    $ 
100    $ 
100    $ 

100    $ 
142    $ 
119    $ 

121     $ 
162     $ 
133     $ 

133     $ 
173     $ 
120     $ 

146    $ 
187    $ 
168    $ 

234  
242  
260  

16 

 
 
  
  
 
 
 
  
  
    
    
    
    
    
  
 
 
 
Item 6.  Selected Financial Data.  

The following selected financial data should be read in conjunction with Cohu’s consolidated financial statements and notes 
thereto included in Part IV, Item 15(a) and with management’s discussion and analysis of financial condition and results of 
operations, included in Part II, Item 7. In June 2015, we sold our mobile microwave communications equipment business 
and  in  June  2014,  we  sold  our  video  camera  business.  The  operating  results  of  these  businesses  are  being  presented  as 
discontinued  operations  for  all  periods  presented.  Additional  information  related  to  the  sale  of  our  mobile  microwave 
communications equipment business is included in Note 11, “Discontinued Operations” in Part IV, Item 15(a) of this Form 
10-K.  

Years Ended, 
(in thousands, except per share data) 
Consolidated Statement of Operations Data: 

Net sales 
Income (loss) from continuing operations 
Net income (loss) 
Income (loss) from continuing operations - 

basic 

Income (loss) from continuing operations - 

diluted 

Net income (loss) - basic 
Net income (loss) - diluted 

Cash dividends per share, paid quarterly 
Consolidated Balance Sheet Data: 

Total Consolidated Assets 
Working Capital 

   Dec. 30 
   2017 (1) 

      Dec. 31 
      2016 (3) 

     Dec. 26 

      Dec. 27 

     Dec. 28 

2015 

2014 

2013 

  $
  $
  $

  $

  $
  $
  $
  $

  $
  $

352,704      $  282,084    $
33,121 (2)   $ 
3,260    $
32,843 (2)   $ 
3,039    $

269,654     $
5,792(4)   $
250     $

316,629     $
14,780     $
8,708     $

214,511   
(28,548 ) 
(33,418 ) 

1.19      $ 

0.12    $

0.22     $

0.58     $

(1.15 ) 

1.15      $ 
1.18      $ 
1.14      $ 
0.24      $ 

0.12    $
0.11    $
0.11    $
0.24    $

0.22     $
0.01     $
0.01     $
0.24     $

0.57     $
0.34     $
0.33     $
0.24     $

(1.15 ) 
(1.34 ) 
(1.34 ) 
0.24   

420,457      $  345,512    $
212,171      $  176,460    $

345,346     $
171,272     $

344,765     $
142,194     $

345,423   
125,837   

(1)  On January 4, 2017, we purchased Kita and the results of its operations have been included in our consolidated financial

statements since that date. 

(2)  Results for the year ended December 30, 2017, include the impact from the Tax Act. See Note 5, “Income Taxes” in Part

IV, Item 15(a) of this Form 10-K for additional information. 

(3)  The year ended December 31, 2016 consists of 53 weeks. All other years in the table above are comprised of 52 weeks. 
(4)  Income from continuing operations for the year ended December 26, 2015, includes a gain on the sale of facility totaling

$3.2 million. 

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

OVERVIEW  

Cohu is a leading supplier of semiconductor test and inspection handlers, micro-electro mechanical system (MEMS) test 
modules, test contactors and thermal subsystems used by global semiconductor manufacturers and test subcontractors. Our 
business is significantly dependent on capital expenditures by semiconductor manufacturers and test subcontractors, which 
in turn is dependent on the current and anticipated market demand for semiconductors that is subject to seasonal trends. We 
expect  that  the  semiconductor  equipment  industry  will  continue  to  be  seasonal  in  part  because  consumer  electronics, 
automotive and mobility, the principal end markets for integrated circuits, are highly dynamic industries and demand has 
traditionally fluctuated with global consumer spending. In light of these conditions, our results can vary significantly year-
over-year. 

For the year ended December 30, 2017, our orders increased 41% compared to 2016 and, as a result, our net sales were up 
25%  year-over-year  to  $352.7 million.  The  increase  in  sales  were  driven  by  market  share  gains  for  semiconductor  test 
handlers used for testing devices used in automotive, mobility and IoT (Internet of Things) markets and growth in the test 
contactor  market.  Customer  test  cell  utilization  remains  strong  and  long-term,  we  continue  to  see  momentum  in  the 
automotive, mobility and industrial markets and are optimistic about the prospects for our business due to the increasing 
ubiquity  of  semiconductors,  the  diminishing  impact  of  parallel  test,  increasing  semiconductor complexity  and  increasing 
quality  demands from  semiconductor  customers. We  are focused on growing our  market  share  in  the  semiconductor  test 
handling and test contactor markets, and expanding into the semiconductor inspection market.  

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Application of Critical Accounting Estimates and Policies 

Our discussion and analysis of our financial condition and results of operations is based upon our Consolidated Financial 
Statements, which have been prepared in accordance with accounting principles generally accepted in the United States of 
America. The preparation of these financial statements requires us to make estimates and judgments that affect the reported 
amounts of assets, liabilities, revenues and expenses, and related disclosure of contingent assets and liabilities. We base our 
estimates on historical experience, forecasts and on various other assumptions that are believed to be reasonable under the 
circumstances,  however  actual  results  may  differ  from  those  estimates  under  different  assumptions  or  conditions.  The 
methods, estimates and judgments we use in applying our accounting policies have a significant impact on the results we 
report in our financial statements. Some of our accounting policies require us to make difficult and subjective judgments, 
often as a result of the need to make estimates of matters that are inherently uncertain. Our critical accounting estimates that 
we believe are the most important to investors’ understanding of our financial results and condition and require complex 
management judgment include: 

   (cid:404) 
(cid:404) 

(cid:404) 

(cid:404) 

(cid:404) 

revenue recognition, including the deferral of revenue on sales to customers, which impacts our results of operations; 
estimation  of  valuation  allowances  and  accrued  liabilities,  specifically  product  warranty,  inventory  reserves  and
allowance for bad debts, which impact gross margin or operating expenses; 
the recognition and measurement of current and deferred income tax assets and liabilities, unrecognized tax benefits ,
the valuation allowance on deferred tax assets and accounting for the impact of the recent change to U.S. tax law as
described herein, which impact our tax provision; 
the assessment of recoverability of long-lived assets including goodwill and other intangible assets, which primarily
impacts  gross  margin  or  operating  expenses  if  we  are  required  to  record  impairments  of  assets  or  accelerate  their 
depreciation; and 
the valuation and recognition of share-based compensation, which impacts gross margin, research and development
expense, and selling, general and administrative expense. 

Below, we discuss these policies further, as well as the estimates and judgments involved. We also have other policies that 
we consider key accounting policies; however, these policies typically do not require us to make estimates or judgments that 
are difficult or subjective. 

Revenue Recognition: We generally recognize revenue upon shipment and title passage for established products (i.e., those 
that have previously satisfied customer acceptance requirements) that provide for full payment tied to shipment. Revenue for 
products that have not previously satisfied customer acceptance requirements or from sales where customer payment dates 
are not determinable is recognized upon customer acceptance. In certain instances, customer payment terms may provide that 
a  minority  portion  (e.g.  up  to  20%)  of  the  equipment  purchase  price  be  paid  only  upon  customer  acceptance.  In  those 
situations, the majority portion (e.g. 80%) of revenue where the contingent payment is tied to shipment and the entire product 
cost  of  sale  are  recognized  upon  shipment  and  passage  of  title  and  the  minority  portion  of  the  purchase  price  related  to 
customer acceptance is deferred and recognized upon receipt of customer acceptance. For arrangements containing multiple 
elements  the  revenue  relating  to  the  undelivered  elements  is  deferred  using  the  relative  selling  price  method  utilizing 
estimated  sales  prices  until  delivery  of  the  deferred  elements.  We  limit  the  amount  of  revenue  recognition  for  delivered 
elements to the amount that is not contingent on the future delivery of products or services, future performance obligations 
or subject to customer-specified return or adjustment. On shipments where sales are not recognized, gross profit is generally 
recorded as deferred profit in our consolidated balance sheet, representing the difference between the receivable recorded 
and the inventory shipped.  

On December 31, 2017,  the first  day of our  fiscal  2018, we will  adopt ASU No.  2014-09, Revenue  from  Contracts  with 
Customers  (Topic  606) (ASU  2014-09),  which  amends  the  existing  accounting  standards  for  revenue  recognition.  For 
additional information on the impact this new standard will have on our revenue recognition in the future see recently issued 
accounting pronouncements in Note 1 “Accounting Policies” in Part IV, Item 15(a) of this Form 10-K. 

Accounts Receivable: We maintain an allowance for doubtful accounts for estimated losses resulting from the inability of 
our customers to make required payments. If the financial condition of our customers deteriorates, resulting in an impairment 
of their ability to make payments, additional allowances may be required.  

Inventory: The valuation of inventory requires us to estimate obsolete or excess inventory as well as inventory that is not of 
saleable quality. The determination of obsolete or excess inventory requires us to estimate the future demand for our products. 
The demand forecast is a direct input in the development of our short-term manufacturing plans. We record valuation reserves 
on our inventory for estimated excess and obsolete inventory and lower of cost or net realizable value concerns equal to the 
difference between the cost of inventory and the estimated realizable value based upon assumptions about future product 
demand, market conditions and product selling prices. If future product demand, market conditions or product selling prices 

18 

 
  
  
  
  
  
  
  
  
  
  
 
are less than those projected by management or if continued modifications to products are required to meet specifications or 
other customer requirements, increases to inventory reserves may be required which would have a negative impact on our 
gross margin.  

Income Taxes:  

The Tax Cuts and Jobs Act (“Tax Act”) was enacted on December 22, 2017. Due to the timing of the enactment and the 
complexity involved in applying the provisions of the Tax Act, we have made reasonable estimates of the effects and recorded 
provisional  amounts  in  our  financial  statements  for  the  year  ended  December  30,  2017,  as  provided  for  in  SEC  Staff 
Accounting Bulletin No. 118 (“SAB 118”). As we collect and prepare necessary data, and interpret any additional guidance 
issued  by  the  U.S.  Treasury  Department,  the  IRS  or  other  standard-setting  bodies,  we  may  make  adjustments  to  the 
provisional amounts. Those adjustments may materially impact the provision for income taxes and the effective tax rate in 
the period in which the adjustments are made. The accounting for the tax effects of the enactment of the Tax Act will be 
completed in 2018. 

We estimate our liability for income taxes based on the various jurisdictions where we conduct business. This requires us to 
estimate  our  (i)  current  taxes;  (ii)  temporary  differences  that  result  from  differing  treatment  of  certain  items  for  tax  and 
accounting purposes and (iii) unrecognized tax benefits. Temporary differences result in deferred tax assets and liabilities 
that are reflected in the consolidated balance sheet. The deferred tax assets are reduced by a valuation allowance if, based 
upon  all  available  evidence,  it  is  more  likely  than  not  that  some  or  all  of  the  deferred  tax  assets  will  not  be  realized. 
Establishing, reducing or increasing a valuation allowance in an accounting period generally results in an increase or decrease 
in tax expense in the statement of operations. We must make significant judgments to determine the provision for income 
taxes, deferred tax assets and liabilities, unrecognized tax benefits and any valuation allowance to be recorded against deferred 
tax assets. Our gross deferred tax asset balance as of December 30, 2017 was approximately $37.7 million, with a valuation 
allowance of approximately $31.5 million. Our deferred tax assets consist primarily of reserves and accruals that are not yet 
deductible for tax and tax credit and net operating loss carry-forwards. 

Segment  Information:  We  applied  the  provisions  of  Accounting  Standards  Codification  (“ASC”)  Topic  280,  Segment 
Reporting,  (“ASC  280”),  which  sets  forth  a  management  approach  to  segment  reporting  and  establishes  requirements  to 
report selected segment information quarterly and to report annually entity-wide disclosures about products, major customers 
and  the geographies  in  which  the  entity  holds  material  assets and reports  revenue. An operating  segment  is  defined  as a 
component that engages in business activities whose operating results are reviewed by the chief operating decision maker 
and for which discrete financial information is available. Based on the provisions of ASC 280, we have determined that our 
identified operating segments, which are Digital Test Handlers (DTH), Analog Test Handlers (ATH) and Integrated Test 
Solutions (ITS), qualify for aggregation under ASC 280 due to similarities in their customers, their economic characteristics, 
and the nature of products and services provided. As a result, we report in one segment, semiconductor equipment.  

Goodwill, Purchased Intangible Assets and Other Long-lived Assets: We evaluate goodwill for impairment annually and 
when an event occurs or circumstances change that indicate that the carrying value may not be recoverable. We test goodwill 
for impairment by first comparing the book value of net assets to the fair value of the reporting units. If the fair value is 
determined to be less than the book value, a second step is performed to compute the amount of impairment as the difference 
between  the  estimated  fair value  of  goodwill  and  the  carrying value. We  estimated  the  fair  values of our  reporting units 
primarily  using  the  income  approach  valuation  methodology  that  includes  the  discounted  cash  flow  method,  taking  into 
consideration the market approach and certain market multiples as a validation of the values derived using the discounted 
cash  flow  methodology.  Forecasts  of  future  cash  flows  are  based  on  our  best  estimate  of  future  net  sales  and  operating 
expenses, based primarily on customer forecasts, industry trade organization data and general economic conditions. 

We conduct our annual impairment test as of October 1st of each year, and have determined there is no impairment as of 
October 1, 2017 as we determined that the estimated fair values of our reporting units exceeded their carrying values on that 
date.  Other  events  and  changes  in  circumstances  may  also  require  goodwill  to  be  tested  for  impairment  between  annual 
measurement dates. As of December 30, 2017, we do not believe there have been any events or circumstances that would 
require us to perform an interim goodwill impairment review. In the event we determine that an interim goodwill impairment 
review is required, in a future period, the review may result in an impairment charge, which would have a negative impact 
on our results of operations. 

Long-lived assets, other than goodwill, are reviewed for impairment whenever events or changes in circumstances indicate 
that the carrying amount of the assets might not be recoverable. Conditions that would necessitate an impairment assessment 
include a significant decline in the observable market value of an asset, a significant change in the extent or manner in which 
an asset is used, or any other significant adverse change that would indicate that the carrying amount of an asset or group of 
assets may not be recoverable. For long-lived assets, impairment losses are only recorded if the asset’s carrying amount is 

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not recoverable through its undiscounted, probability-weighted future cash flows. We measure the impairment loss based on 
the difference between the carrying amount and estimated fair value. 

Warranty:  We  provide  for  the  estimated  costs  of  product  warranties  in  the  period  sales  are  recognized.  Our  warranty 
obligation estimates are affected by historical product shipment levels, product performance and material and labor costs 
incurred in correcting product performance problems. Should product performance, material usage or labor repair costs differ 
from our estimates, revisions to the estimated warranty liability would be required.  

Contingencies: We are subject to certain contingencies that arise in the ordinary course of our businesses which require us 
to assess the likelihood that future events will confirm the existence of a loss or an impairment of an asset. If a loss or asset 
impairment is probable and the amount of the loss or impairment is reasonably estimable, we accrue a charge to operations 
in the period such conditions become known.  

Share-based Compensation: Share-based compensation expense related to restricted stock unit awards is calculated based 
on the market price of our common stock on the grant date, reduced by the present value of dividends expected to be paid on 
our common stock prior to vesting of the restricted stock unit. Share-based compensation on performance stock units with 
market-based goals is calculated using a Monte Carlo simulation model on the date of the grant. Share-based compensation 
expense related to stock options is recorded based on the fair value of the award on its grant date, which we estimate using 
the Black-Scholes valuation model. 

Recent  Accounting  Pronouncements:  For  a  description  of  accounting  changes  and  recent  accounting  pronouncements, 
including the expected dates of adoption and estimated effects, if any, on our Consolidated Financial Statements, see Note 1, 
“Recent Accounting Pronouncements” in Part IV, Item 15(a) of this Form 10-K. 

RESULTS OF OPERATIONS 

Recent Transactions Impacting Results of Operations 

On  January  4,  2017,  we  completed  the  acquisition  of  Kita  and  the  results  of  its  operations  have  been  included  in  our 
consolidated financial statements since that date. In June 2015, we sold our mobile microwave communications equipment 
business and the operating results of this business and subsequent adjustments to the fair value of contingent consideration 
have been presented as discontinued operations. Unless otherwise indicated, the discussion below covers the comparative 
results from continuing operations. 

The following table summarizes certain operating data as a percentage of net sales: 

Net sales 
Cost of sales 
Gross margin 
Research and development 
Selling, general and administrative 
Gain on sale of facility 
Income from operations 

2017 Compared to 2016 

Net Sales 

2017 

2016 

2015 

100.0 %     
(60.1 )      
39.9        
(11.5 )      
(18.5 )      
-        
9.9 %     

100.0 %     
(66.4 )      
33.6        
(12.4 )      
(19.3 )      
-        
1.9 %     

100.0% 
(67.0) 
33.0  
(12.3) 
(19.0) 
1.2  
2.9% 

Cohu’s consolidated net sales increased 25.0% from $282.1 million in 2016 to $352.7 million in 2017. Consolidated net sales 
in 2017 were up significantly as a result of the improved business conditions within the semiconductor industry and our 
success in growing share in the test handler and test contactor markets. Our increased sales in 2017 were driven by demand 
for equipment to test semiconductor devices used in automotive, mobility and IoT markets. Consolidated net sales in 2017 
also include Kita, which was acquired on January 4, 2017. Kita’s net sales for 2017 were $19.2 million.  

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Gross Margin 

Gross margin consists of net sales less cost of sales. Cost of sales consists primarily of the materials, assembly and test labor 
and overhead from operations. Our gross margin can fluctuate due to a number of factors, including, but not limited to, the 
mix of products sold, product support costs, increase to inventory reserves or the sale of previously reserved inventory and 
utilization of manufacturing capacity. Our gross margin, as a percentage of net sales, increased to 39.9% in 2017 from 33.6% 
in 2016. Gross margin improved in 2017 due to favorable product mix, lower manufacturing costs as a result of our transition 
of volume handler manufacturing from the U.S. and Europe to Asia, as well as a significant increase in business volume 
which enabled us to better leverage our fixed costs.  In 2017 our gross margin benefitted by $2.5 million from lower intangible 
asset  amortization  primarily  due  to  certain  assets  being  fully  amortized  in  2016  offset,  in  part,  by  the  amortization  of 
$1.4 million related to the purchase accounting inventory step-up adjustment recorded in connection with our acquisition of 
Kita. 

We  compute  the  majority  of  our  excess  and  obsolete  inventory  reserve  requirements  using  a  one-year  inventory  usage 
forecast. During both 2017 and 2016, we recorded net charges to cost of sales of approximately $1.1 million, for excess and 
obsolete inventory. While we believe our reserves for excess and obsolete inventory and lower of cost or market concerns 
are adequate to cover known exposures at December 30, 2017, reductions in customer forecasts or continued modifications 
to products, as a result of our failure to meet specifications or other customer requirements, may result in additional charges 
to operations that could negatively impact our gross margin in future periods. 

Research and Development Expense (“R&D Expense”) 

R&D expense consists primarily of salaries and related costs of employees engaged in ongoing research, product design and 
development  activities,  costs  of  engineering  materials  and  supplies  and  professional  consulting  expenses.  Our  future 
operating results depend, to a considerable extent, on our ability to maintain a competitive advantage in the products we 
provide, and historically we have maintained our commitment to investing in R&D in order to be able to continue to offer 
new products to our customers. R&D expense in 2017 was $40.7 million, or 11.5% of net sales, increasing from $34.8 million, 
or 12.4% of net sales in 2016. New product development programs resulted in higher R&D labor and material expense in 
2017  which  was  offset,  in  part,  by  $1.1 million  of  development  cost  reimbursements  received  under  a  cost-sharing 
arrangement.  During  2016,  we  received  cost  reimbursements  totaling  $1.6 million  under  the  same  agreement  which  was 
executed in the first quarter of 2016. 

Selling, General and Administrative Expense (“SG&A Expense”) 

SG&A  expense  consists primarily  of  salaries  and benefit  costs  of  employees,  commission  expense for  independent  sales 
representatives,  product  promotion  and  costs  of  professional  services.  As  a  result  of increased  business  volume  in  2017, 
SG&A expense as a percentage of net sales decreased to 18.5% of net sales in 2017, from 19.3% in 2016, while increasing 
in absolute dollars from $54.3 million in 2016 to $65.2 million in 2017. SG&A expense in 2017 was negatively affected by 
the strengthening of the Swiss Franc and Euro against the U.S. Dollar, which resulted in the recognition of $3.0 million in 
foreign currency transaction losses for the year. In 2016, SG&A expense benefitted from the strengthening of the U.S. Dollar, 
which resulted in the recognition of $2.6 million in foreign currency transaction gains for the year. Manufacturing transition 
and  employee  severance  costs  were  $1.0 million  lower  in  2017  as  a  result  of  the  successful  transition  of  certain  volume 
handler manufacturing to Asia during 2016. 

Costs  incurred  specifically  related  to  completing  the  acquisition  of  Kita  in  2017  totaled  $0.4 million  and  we  recorded 
$1.4 million of expense related to mark-to-market adjustments made to the fair value of the Kita contingent consideration 
liability. In 2016, costs incurred specifically related to completing the acquisition of Kita totaled $1.8 million. Kita’s SG&A 
expense in 2017 was $5.5 million. 

In  2017  and  2016,  we  recorded  $1.2 million  and  $0.6 million  of  expense,  respectively,  related  to  a  reduction  of  an 
indemnification receivable related to an uncertain tax position recorded in the Ismeca acquisition. In connection with this 
reduction we also booked a corresponding amount as a credit to our income tax provision and, as a result, the impact of this 
reduction on net income was zero.  

Income Taxes  

The Tax Act was enacted on December 22, 2017, and introduces significant changes to U.S. income tax law. Effective in 
2018, the Tax Act reduces the U.S. statutory tax rate from 35% to 21% and creates new taxes on certain foreign-sourced 
earnings and certain related-party payments, which are referred to as the global intangible low-taxed income tax and the base 
erosion and anti-abuse tax, respectively. In addition, in 2017 we were subject to a one-time transition tax on accumulated 

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foreign subsidiary earnings not previously subject to U.S. income tax. Accounting for the income tax effects of the Tax Act 
requires significant judgments and estimates in the interpretation and calculations of the provisions of the Tax Act. 

Due to the timing of the enactment and the complexity involved in applying the provisions of the Tax Act, we have made 
reasonable estimates of the effects and recorded provisional amounts in our financial statements for the year ended December 
30,  2017.  As  we  collect  and  prepare  necessary  data,  and  interpret  any  additional  guidance  issued  by  the  U.S.  Treasury 
Department,  the  IRS  or  other  standard-setting  bodies,  we  may  make  adjustments  to  the  provisional  amounts.  Those 
adjustments  may  materially  impact  the  provision  for  income  taxes  and  the  effective  tax  rate  in  the  period  in  which  the 
adjustments are made. The accounting for the tax effects of the enactment of the Tax Act will be completed in 2018. 

The income tax provision expressed as a percentage of pre-tax income in 2017 and 2016 was 6.3% and 45.7%, respectively. 
The income tax provision for the years ended December 30, 2017, and December 31, 2016, differs from the U.S. federal 
statutory rate primarily due to the impact of the Tax Act, releases from statute expirations, non-deductible transaction costs, 
tax  credits,  stock  compensation,  changes  in  the  valuation  allowance  on  our  deferred  tax  assets,  foreign  income  taxed  at 
different rates and other factors. 

Companies are required to assess whether a valuation allowance should be recorded against their deferred tax assets (“DTAs”) 
based on the consideration of all available evidence, using a “more likely than not” realization standard. The four sources of 
taxable income that must be considered in determining whether DTAs will be realized are, (1) future reversals of existing 
taxable temporary differences (i.e. offset of gross deferred tax assets against gross deferred tax liabilities); (2) taxable income 
in prior carryback years, if carryback is permitted under the tax law; (3) tax planning strategies and (4) future taxable income 
exclusive of reversing temporary differences and carryforwards. 

In assessing whether a valuation allowance is required, significant weight is to be given to evidence that can be objectively 
verified. We have evaluated our DTAs each reporting period, including an assessment of our cumulative income or loss over 
the prior three-year period and future periods, to determine if a valuation allowance was required. A significant negative 
factor in our assessment was Cohu's three-year cumulative U.S. loss history at the end of various fiscal periods including 
2017. 

As a result of our cumulative, three-year U.S. GAAP pretax loss from continuing operations at the end of 2017, we were 
unable to conclude at December 30, 2017 that it was “more likely than not” that our U.S. DTAs would be realized. We will 
evaluate the realizability of our DTAs at the end of each quarterly reporting period in 2018 and, should circumstances change, 
it is possible the remaining valuation allowance, or a portion thereof, will be reversed in a future period. 

Our valuation allowance on our DTAs at December 30, 2017, and December 31, 2016, was approximately $31.5 million and 
$44.7 million,  respectively.  The  remaining  gross  DTAs  for  which  a  valuation  allowance  was  not  recorded  are  realizable 
primarily through future reversals of existing taxable temporary differences.  

As the realization of DTAs is determined by tax jurisdiction, the deferred tax liabilities recorded as part of the 2008 acquisition 
of Rasco, a German corporation, the fiscal 2013 acquisition of Ismeca, a Swiss Corporation, and the fiscal 2017 acquisition 
of Kita Japan, a Japanese company were not a source of taxable income in assessing the realization of our DTAs in the U.S. 

For a full reconciliation of our effective tax rate to the U.S. federal statutory rate and further explanation of our provision for 
income taxes, see Note 5, “Income Taxes”, included in Part IV, Item 15(a) of this Form 10-K, which is incorporated herein 
by reference. 

Income from Continuing Operations and Net Income 

As a result of the factors set forth above, our income from continuing operations was $33.1 million in 2017, compared to 
$3.3 million in 2016. Including the results of our discontinued operations, our net income in 2017 and 2016 was $32.8 million 
and $3.0 million, respectively.  

2016 Compared to 2015 

Net Sales 

Cohu’s consolidated net sales increased 4.6% from $269.7 million in 2015 to $282.1 million in 2016. Our consolidated net 
sales in 2016 were up from 2015 and reflected improved business conditions in the semiconductor industry and demand for 
equipment for testing devices used in mobile, automotive and computing applications. 

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Gross Margin 

Our gross margin, as a percentage of net sales, increased to 33.6% in 2016 from 33.0% in 2015. During 2016 and 2015, we 
recorded net charges to cost of sales of approximately $1.1 million and $2.4 million, respectively, for excess and obsolete 
inventory.  

R&D Expense 

R&D expense in 2016 was $34.8 million, or 12.4% of net sales, increasing from $33.1 million, or 12.3% of net sales in 2015. 
New  product  development  programs  resulted  in  higher  R&D  labor  and  material  expense  being  incurred  in  2016.  These 
increased  costs  were  partially  offset  by  $1.6 million  of  development  cost  reimbursements  received  under  a  cost-sharing 
arrangement entered into with a customer in the first quarter of 2016. 

SG&A Expense 

SG&A expense as a percentage of net sales increased to 19.3% in 2016, from 19.0% in 2015, increasing from $51.2 million 
in 2015 to $54.3 million in 2016. Our SG&A expense in 2016 was higher as a result of increased business volume, and during 
the  year  we  incurred $1.8 million of costs associated  with our  acquisition  of Kita. SG&A  expense  in 2016  also  includes 
$0.6 million of expense related to a reduction of an indemnification receivable related to an uncertain tax position recorded 
in the Ismeca acquisition. In connection with this reduction we also booked a corresponding amount as a credit to our income 
tax provision and, as a result, the impact of this reduction on net income was zero. Employee share based compensation 
expense  was  $0.4 million  higher  in  2016,  driven  primarily  by  the  number  of  employee  stock  options  and  restricted  and 
performance share awards subject to vesting during the period and the corresponding valuation that was established on the 
date  of  grant.  Costs  incurred  in  connection  with  transitioning  our  manufacturing  to  Asia  and  employee  severance  were 
$1.4 million and $1.0 million in 2016 and 2015, respectively.  

Over these two years our SG&A expense has benefitted from the strengthening of the U.S. Dollar, which resulted in the 
recognition of $2.6 million and $1.4 million in foreign currency transaction gains in 2016 and 2015, respectively. 

Gain on Sale of Facility  

On December 4, 2015, we completed the sale of our headquarters facility located in Poway, California for $34.1 million. 
After payment of commissions and other fees associated with the sale we realized net cash proceeds of $33.3 million, which 
resulted in a total gain of $18.5 million. We accounted for this transaction in accordance with ASC subtopic 840-40, Sale-
leaseback transactions, and recognized a gain on the completion of the sale totaling $3.2 million. The portion of the gain not 
recognized at the time the sale was completed has been deferred and is being recognized on a straight-line basis over the 10-
year  term  of  the  lease  in  line  with  the  recognition  of  rental  expense  related  to  the  lease.  During  2016,  we  amortized 
$2.0 million of the deferred gain to income. 

Income Taxes  

The income tax provision expressed as a percentage of pre-tax income in 2016 and 2015 was 45.7% and 27.6%, respectively. 
The income tax provision for the years ended December 31, 2016, and December 26, 2015, differs from the U.S. federal 
statutory  rate  primarily  due  to  releases  from  statute  expirations,  non-deductible  transaction  costs,  tax  credits,  stock 
compensation, changes in the valuation allowance on our deferred tax assets, foreign income taxed at different rates and other 
factors. 

Income from Continuing Operations and Net Income 

As a result of the factors set forth above, our income from  continuing operations was $3.3 million in 2016, compared to 
$5.8 million  in  2015.  Including  the  results  of  our  discontinued  operations,  our  net  income  in  2016  was  $3.0  million  as 
compared to $0.3 million in 2015. 

LIQUIDITY AND CAPITAL RESOURCES 

Our business is dependent on capital expenditures by semiconductor manufacturers and test subcontractors that are, in turn, 
dependent on the current and anticipated market demand for semiconductors. The seasonal and volatile nature of demand for 
semiconductor equipment, our primary industry, makes estimates of future revenues, results of operations and net cash flows 
difficult. 

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Our  primary  historical  source  of  liquidity  and  capital  resources  has  been  cash  flow  generated  by  our  operations  and  we 
manage our business to maximize operating cash flows as our primary source of liquidity. We use cash to fund growth in our 
operating  assets  and  to  fund  new  products  and  product  enhancements  primarily  through  research  and  development.  We 
believe that our sources of liquidity will be sufficient to satisfy our anticipated cash requirements through at least the next 12 
months. Our liquidity could be negatively affected by a decrease in demand for our products. In addition, we may make 
acquisitions or increase our capital expenditures and may need to raise additional capital through debt or equity financing to 
provide for greater flexibility to fund these activities. Additional financing may not be available or not available on terms 
favorable to us. 

Liquidity 

Working  Capital:  The  following  summarizes  our  cash,  cash  equivalents,  short-term  investments  and  working  capital  at 
December 30, 2017 and December 31, 2016: 

(in thousands) 
Cash, cash equivalents and short-term investments 
Working capital 

2017 

2016 

Increase 

Percentage 
Change 

  $ 
  $ 

155,615    $ 
212,171    $ 

128,035    $ 
176,460    $ 

27,580      
35,711      

21.5% 
20.2% 

As of December 30, 2017, $86.3 million of our cash and cash equivalents was held by our foreign subsidiaries. If these funds 
are needed for our operations in the U.S., we may be required to accrue and pay foreign withholding taxes if we repatriate 
these funds. In 2017 we accrued $2.0 million of foreign withholding tax that would be payable in the event we repatriate 
funds from certain of our foreign subsidiaries. Beginning in 2018, earnings realized in foreign jurisdictions will be subject to 
U.S. tax in accordance with the Tax Act.  

Cash Flows 

Operating  Activities:  Cash  provided  by  operating  activities  consists  of  net  income  adjusted  for  non-cash  expenses  and 
changes in operating assets and liabilities. These adjustments include depreciation expense on property, plant and equipment, 
share-based compensation expense, amortization of intangible assets, deferred income taxes, mark-to-market charge on the 
Kita contingent consideration, amortization of inventory step-up and the loss from our divestiture of BMS. Excluding the 
impact of the acquisition of Kita, our net cash flows provided by operating activities in 2017 totaled $39.8 million compared 
to $24.5 million in 2016. Cash provided by operating activities also was impacted by changes in current assets and liabilities 
which  included  increases  in  inventories  of  $12.2 million,  accounts  receivable  of  $3.3 million,  and  accounts  payable  of 
$4.2 million. Material purchases made in advance of product shipments scheduled to occur in the first quarter of 2018 resulted 
in an increase in our inventories. Accounts receivable increased as a result increased business volume and the timing of the 
resulting  cash conversion  cycle.  The  increase  in  accounts payable  resulted  from  increased  business volume  in  the  fourth 
quarter of 2017 and the timing of payments made to our suppliers.  

Investing Activities: Investing cash flows consist primarily of cash used for capital expenditures in support of our business, 
purchases  of  investments,  proceeds  from  investment  maturities,  business  acquisitions,  asset  disposals  and  business 
divestitures. Our net cash used in investing activities in 2017 totaled $7.0 million and included $11.7 million used for the 
acquisition of Kita. The acquisition of Kita was a strategic transaction to expand our total available market, extend our market 
leadership and broaden our product offerings. Investing activities in 2017 were also impacted by $37.0 million in cash used 
for  purchases  of  short-term  investments  offset  by  $47.7 million  in  net  proceeds  from  sales  and  maturities  of  short-term 
investments. We invest our excess cash, in an attempt to seek the highest available return while preserving capital, in short-
term  investments  since  excess  cash  may  be  required  for  a  business-related  purpose.  Additions  to  property,  plant  and 
equipment in 2017 were $6.1 million and were made to support our operating and development activities.  

Financing Activities: Cash flows from financing activities consist primarily of net proceeds from the issuance of common 
stock under our stock option and employee stock purchase plans and cash used to pay dividends to our stockholders. We 
issue stock options and maintain an employee stock purchase plan as components of our overall employee compensation. 
Net proceeds from the issuance of our common stock under our equity incentive and employee stock purchase plans, totaled 
$10.4 million during 2017. During 2017, we paid dividends totaling $6.6 million, or $0.24 per common share. On February 
15, 2018, we announced a cash dividend of $0.06 per share on our common stock, payable on April 13, 2018, to stockholders 
of record as of February 27, 2018. We intend to continue to pay quarterly dividends subject to capital availability and periodic 
determinations by our Board of Directors that cash dividends are in the best interests of our stockholders. During 2017, we 
repaid $1.6 million of term loans held by financial institutions. 

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Capital Resources 

In connection with the acquisition of Kita on January 4, 2017, we assumed a series of revolving credit facilities with various 
financial institutions in Japan. The revolving credit facilities renew monthly and provide Kita with access to working capital 
totaling up to $6.2 million. At December 30, 2017, total borrowings outstanding under the revolving lines of credit were 
$3.1 million. As these credit facility agreements renew monthly, they have been included in short-term borrowings in our 
consolidated balance sheet. We also assumed long-term term loans from a series of Japanese financial institutions totaling 
$5.9 million primarily related to the expansion of Kita’s facility in Osaka, Japan. The loans are collateralized by the facility 
and land. The loans carry interest rates ranging from 0.05% to 0.45% and expire at various dates through 2034. At December 
30, 2017, $1.3 million of the term loans have been included in current installments of long-term debt in our consolidated 
balance sheet. The revolving lines of credit and term loans are denominated in Japanese Yen and, as a result, amounts will 
fluctuate as a result of changes in currency exchange rates.  

We  have  a  secured  letter  of  credit  facility  (the  “Secured  Facility”)  under  which  Bank  of  America,  N.A.,  has  agreed  to 
administer the issuance of letters of credit on behalf of Cohu and our subsidiaries. The Secured Facility requires us to maintain 
deposits  of  cash  or  other  approved  investments,  which  serve  as  collateral,  in  amounts  that  approximate  our  outstanding 
standby letters of credit. As of December 30, 2017, no amounts were outstanding under standby letters of credit. Our wholly 
owned subsidiary Ismeca Semiconductor Holdings SA (“Ismeca”) has an agreement with UBS (the “Ismeca Facility”) under 
which  they  administer  a  line of  credit  on  behalf  of  Ismeca.  Total  borrowings  available  under  the  Ismeca  Facility  are 
2.0 million Swiss Francs and at December 30, 2017, no amounts were outstanding. 

We expect that we will continue to make capital expenditures to support our business and we anticipate that present working 
capital will be sufficient to meet our operating requirements for at least the next twelve months. 

Contractual Obligations 

The following table summarizes our significant contractual obligations at December 30, 2017, and the effect such obligations 
are expected to have on our liquidity and cash flows in future periods. This table excludes amounts already recorded on our 
balance sheet as current liabilities at December 30, 2017. Amounts excluded include our liability for unrecognized tax benefits 
that totaled approximately $10.3 million at December 30, 2017. We are currently unable to provide a reasonably reliable 
estimate of the amount or period(s) the cash settlement of this liability may occur.  

(in thousands)  
Non-cancelable operating 

2018 

2019 

2020 

2021 

2022 

     Thereafter      Total 

leases 

  $ 

3,280    $ 

2,930     $ 

2,664    $ 

2,636    $ 

2,687    $ 

7,264    $  21,461  

The table above does not include pension, post-retirement benefit and warranty obligations because it is not certain when 
these liabilities will be funded. For additional information regarding our pension and post-retirement benefits obligations see 
Note 6, “Employee Benefit Plans” and for more information on our contractual obligations, see Note 9, “Guarantees” in Part 
IV, Item 15(a) of this Form 10-K.  

In addition to the lease commitments disclosed above, our contractual obligations also include Kita’s outstanding borrowings 
of $9.0 million at December 30, 2017, of which approximately $1.3 million will be due in 2018, $1.2 million will be due in 
2019, $1.0 million will be due in 2020, $1.1 million will be due in 2021, $0.8 million will be due in 2022 and $3.6 million 
will be due thereafter. 

Commitments to contract manufacturers and suppliers. From time-to-time, we enter into commitments with our vendors 
and outsourcing partners to purchase inventory at fixed prices or in guaranteed quantities. We are not able to determine the 
aggregate  amount  of  such  purchase  orders  that  represent  contractual  obligations,  as  purchase  orders  may  represent 
authorizations to purchase rather than binding agreements. Our purchase orders are based on our current manufacturing needs 
and are fulfilled by our vendors within relatively short time horizons. We typically do not have significant agreements for 
the  purchase  of  raw  materials  or  other  goods  specifying  minimum  quantities  or  set  prices  that  exceed  our  expected 
requirements for the next three months.  

Off-Balance Sheet Arrangements. During the ordinary course of business, we provide standby letters of credit instruments 
to certain parties as required. As of December 30, 2017, no amounts were outstanding under standby letters of credit. 

25 

 
  
  
  
  
  
  
  
    
    
    
    
  
  
  
  
  
 
 
Item 7A.  Quantitative and Qualitative Disclosures About Market Risk. 

Investment and Interest Rate Risk. 
At December 30, 2017, our investment portfolio included short-term, fixed-income investment securities with a fair value of 
approximately $21.3 million. These securities are subject to interest rate risk and will likely decline in value if interest rates 
increase. Our future investment income may fall short of expectations due to changes in interest rates or we may suffer losses 
in principal if we are forced to sell securities that decline in market value due to changes in interest rates. As we classify our 
short-term  securities  as  available-for-sale,  no  gains  or  losses  are  recognized  due  to  changes  in  interest  rates  unless  such 
securities are sold prior to maturity or declines in fair value are determined to be other-than-temporary. Due to the relatively 
short duration of our investment portfolio, an immediate ten percent change in interest rates would have no material impact 
on our financial condition or results of operations. 

We evaluate our investments periodically for possible other-than-temporary impairment by reviewing factors such as the 
length of time and extent to which fair value has been below cost basis, the financial condition of the issuer and our ability 
and intent to hold the investment for a period of time sufficient for anticipated recovery of market value. As of December 30, 
2017, we had $13.2 million investments with loss positions. We evaluated the nature of these investments, credit worthiness 
of the issuer and the duration of these impairments and concluded that these losses were temporary and we have the ability 
and intent to hold these investments to maturity. 

Foreign Currency Exchange Risk. 
We have operations in several foreign countries and conduct business in the local currency in these countries. As a result, we 
have risk associated with currency fluctuations as the value of foreign currencies fluctuate against the U.S. dollar, in particular 
the Swiss Franc, Euro, Malaysian Ringgit, Chinese Yuan, Philippine Peso and with the acquisition of Kita the Japanese Yen. 
These fluctuations can impact our reported earnings. 

Fluctuations in currency exchange rates also impact the U.S. Dollar amount of our net investment in foreign operations. The 
assets and liabilities of our foreign subsidiaries are translated into U.S. Dollars at the exchange rates in effect at the fiscal 
year-end balance sheet date. Income and expense accounts are translated at an average exchange rate during the year which 
approximates the rates in effect at the transaction dates. The resulting translation adjustments are recorded in stockholders’ 
equity as a component of accumulated other comprehensive income. As a result of fluctuations in certain foreign currency 
exchange rates in relation to the U.S. Dollar as of December 30, 2017 compared to December 31, 2016, our stockholders’ 
equity increased by $11.3 million as a result of the foreign currency translation. 

Based upon the current levels of net foreign assets, a hypothetical 10% devaluation of the U.S. dollar as compared to these 
currencies as of December 30, 2017 would result in an approximate $16.0 million positive translation adjustment recorded 
in other comprehensive income within stockholders’ equity. Conversely, a hypothetical 10% appreciation of the U.S. dollar 
as compared to these currencies as of December 30, 2017 would result in an approximate $16.0 million negative translation 
adjustment recorded in other comprehensive income within stockholders’ equity. 

Item 8.  Financial Statements and Supplementary Data. 

The information required by this Item is included in Part IV, Item 15(a). 

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

None. 

Item 9A.  Controls and Procedures. 

Conclusion Regarding the Effectiveness of Disclosure Controls and Procedures - Under the supervision and with the 
participation of our management, including our principal executive officer and principal financial officer, we conducted an 
evaluation  of  our  disclosure  controls  and  procedures,  as  such  term  is  defined  under  Rules  13a-15(e)  and  15d-15(e) 
promulgated under the Securities Exchange Act of 1934, as amended (the “Exchange Act”). Based on this evaluation, our 
principal executive officer and our principal financial officer concluded that our disclosure controls and procedures were 
effective as of December 30, 2017, the end of the period covered by this annual report.  

Management’s  Annual  Report  on  Internal  Control  Over  Financial  Reporting  -  Our  management  is  responsible  for 
establishing and maintaining adequate internal control over financial reporting, as such term is defined in Exchange Act Rules 
13a-15(f)  and  15d-15(f).  Under  the  supervision  and  with  the  participation  of  our  management,  including  our  principal 
executive officer and principal financial officer, we conducted an evaluation of the effectiveness of our internal control over 

26 

 
  
  
  
  
 
  
  
  
  
  
  
  
financial  reporting  based  on  the  framework  in  Internal  Control  -  Integrated  Framework  issued  by  the  Committee  of 
Sponsoring Organizations of the Treadway Commission (2013 framework). Based on our evaluation under the framework in 
Internal Control - Integrated Framework, our management concluded that our internal control over financial reporting was 
effective as of December 30, 2017.  

Ernst & Young LLP, the independent registered public accounting firm that audited the Consolidated Financial Statements 
included  in  this  Annual  Report  on  Form  10-K,  has  also  audited  the  effectiveness  of  our  internal  control  over  financial 
reporting as of December 30, 2017, as stated in their report which is included herein. 

27 

 
  
 
 
Report of Independent Registered Public Accounting Firm  

To the Shareholders and the Board of Directors of Cohu, Inc. 

Opinion on Internal Control over Financial Reporting 

We have audited Cohu, Inc.’s internal control over financial reporting as of December 30, 2017, based on criteria established 
in  Internal  Control—Integrated  Framework  issued  by  the  Committee  of  Sponsoring  Organizations  of  the  Treadway 
Commission (2013 framework) (the COSO criteria). In our opinion, Cohu, Inc. (the Company) maintained, in all material 
respects, effective internal control over financial reporting as of December 30, 2017, based on the COSO criteria. 

We also have audited, in accordance with the standards of the Public Company Accounting Oversight Board (United States) 
(PCAOB), the consolidated balance sheets of the Company as of December 30, 2017, and December 31, 2016, and the related 
consolidated statements of income, comprehensive income (loss), stockholders’ equity, and cash flows for each of the three 
years in the period ended December 30, 2017, and the related notes and the financial statement schedule listed in the Index 
at Item 15(a) and our report dated March 2, 2018, expressed an unqualified opinion thereon. 

Basis for Opinion 

The  Company’s  management  is  responsible  for  maintaining effective  internal  control over  financial  reporting  and for  its 
assessment  of  the  effectiveness  of  internal  control  over  financial  reporting  included  in  the  accompanying  Management’s 
Annual Report on Internal Control Over Financial Reporting. Our responsibility is to express an opinion on the Company’s 
internal control over financial reporting based on our audit. We are a public accounting firm registered with the PCAOB and 
are  required  to  be  independent  with  respect  to  the  Company  in  accordance  with  the  U.S.  federal  securities  laws  and  the 
applicable rules and regulations of the Securities and Exchange Commission and the PCAOB. 

We conducted our audit in accordance with the standards of the PCAOB. Those standards require that we plan and perform 
the audit to obtain reasonable assurance about whether effective internal control over financial reporting was maintained in 
all material respects. 

Our audit included obtaining an understanding of internal control over financial reporting, assessing the risk that a material 
weakness exists, testing and evaluating the design and operating effectiveness of internal control based on the assessed risk, 
and performing such other procedures as we considered necessary in the circumstances. We believe that our audit provides a 
reasonable basis for our opinion. 

Definition and Limitations of Internal Control Over Financial Reporting 

A company’s internal control over financial reporting is a process designed to provide reasonable assurance regarding the 
reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally 
accepted accounting principles. A company’s internal control over financial reporting includes those policies and procedures 
that  (1) pertain  to  the  maintenance  of  records  that,  in reasonable detail,  accurately  and  fairly  reflect  the  transactions  and 
dispositions of the assets of the company; (2) provide reasonable assurance that transactions are recorded as necessary to 
permit preparation of financial statements in accordance with generally accepted accounting principles, and that receipts and 
expenditures of the company are being made only in accordance with authorizations of management and directors of the 
company; and (3) provide reasonable assurance regarding prevention or timely detection of unauthorized acquisition, use, or 
disposition of the company’s assets that could have a material effect on the financial statements. 

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

/s/ Ernst & Young LLP 

San Diego, California 
March 2, 2018 

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Changes in Internal Control Over Financial Reporting – There have been no changes in our internal control over financial 
reporting that occurred during the fourth quarter of 2017 that have materially affected, or are reasonably likely to materially 
affect, our internal control over financial reporting.  

Item 9B.  Other Information. 

None. 

Item 10.  Directors, Executive Officers and Corporate Governance. 

PART III 

The information under the heading “Executive Officers of the Registrant” in Part I, Item 1 of this Form 10-K is incorporated 
by reference in this section. The other information required by this item is hereby incorporated by reference to the Company’s 
definitive proxy statement, which will be filed with the Securities and Exchange Commission ("SEC") within 120 days after 
the close of fiscal 2017. 

Code of Business Conduct and Code of Ethics 
Cohu has adopted a code of business conduct and ethics for directors, officers and employees. The code is available on the 
Investor  Relations  section  of  our  website  at  www.cohu.com. We  intend  to  make  all  required  disclosures  concerning  any 
amendments to, or waivers from, our code of ethics on our website, within four business days of such amendment or waiver. 

Corporate Governance Guidelines and Certain Committee Charters 
Cohu has adopted Corporate Governance Guidelines as well as charters for its Audit, Compensation and Nominating and 
Governance Committees. These documents are available on the Investor Relations section of our website at www.cohu.com. 

The  information  on  our  website  is  not  incorporated  by  reference  in  or  considered  to  be  a  part  of  this  Annual  Report  on 
Form 10-K. 

Item 11.  Executive Compensation. 

Information  regarding  Executive  Compensation  is  hereby  incorporated  by  reference  to  the  Company’s  definitive  proxy 
statement, which will be filed with the SEC within 120 days after the close of fiscal 2017. 

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

Information regarding Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters 
is hereby incorporated by reference to the Company’s definitive proxy statement, which will be filed with the SEC within 
120 days after the close of fiscal 2017. 

Item 13.  Certain Relationships and Related Transactions, and Director Independence. 

Information regarding Certain Relationships and Related Transactions, and Director Independence is hereby incorporated by 
reference to the Company’s definitive proxy statement, which will be filed with the SEC within 120 days after the close of 
fiscal 2017. 

Item 14.  Principal Accounting Fees and Services. 

Information regarding the Principal Accounting Fees and Services is hereby incorporated by reference to the Company’s 
definitive proxy statement, which will be filed with the SEC within 120 days after the close of fiscal 2017. 

29 

 
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
 
 
Item 15.  Exhibits, Financial Statement Schedules. 

PART IV 

(a)  The following documents are filed as part of, or incorporated by reference into, this Annual Report on Form 10-K. 

 (1)     Financial Statements 

The following consolidated financial statements of Cohu, Inc., including the report thereon of Ernst & Young 

LLP, are included in this Annual Report on Form 10-K beginning on page 31: 

Description 

Consolidated Balance Sheets at December 30, 2017 and December 31, 2016 

Consolidated Statements of Income for each of the three  years in the period ended December 30, 2017 

Consolidated Statements of Comprehensive Income (Loss) for each of the three  years in the period ended 

December 30, 2017 

Consolidated Statements of Stockholders’ Equity for each of the three years in the period ended 

December 30, 2017 

Consolidated Statements of Cash Flows for each of the three  years in the period ended December 30, 2017 

Notes to Consolidated Financial Statements 

Report of Independent Registered Public Accounting Firm 

(2)     Financial Statement Schedule 

Schedule II – Valuation and Qualifying Accounts 

Form 10-K 
Page Number 

31 

32 

33 

34 

35 

36 

61 

65 

All other financial statement schedules have been omitted because the required information is not applicable 
or not present in amounts sufficient to require submission of the schedule, or because the information required is 
included in the Consolidated Financial Statements or the notes thereto. 

(3)     Exhibits 

The exhibits listed under Item 15(b) hereof are filed with, or incorporated by reference into, this Annual 

Report on Form 10-K.

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COHU, INC. 
CONSOLIDATED BALANCE SHEETS 
(in thousands, except par value) 

ASSETS 

Current assets: 

Cash and cash equivalents 
Short-term investments 
Accounts receivable, net  
Inventories: 

Raw materials and purchased parts 
Work in process 
Finished goods 

Other current assets 

Total current assets 

Property plant and equipment, net 
Goodwill 
Intangible assets, net  
Other assets 

LIABILITIES AND STOCKHOLDERS' EQUITY 

Current liabilities: 

Short-term borrowings 
Current installments of long-term debt 
Accounts payable 
Accrued compensation and benefits 
Accrued warranty 
Deferred profit 
Income taxes payable 
Other accrued liabilities 
Total current liabilities 

Accrued retirement benefits 
Noncurrent deferred gain on sale of facility 
Deferred income taxes 
Noncurrent income tax liabilities 
Long-term debt 
Other accrued liabilities 

Stockholders' equity: 

   December 30,       December 31,    

2017 

2016 

  $ 

  $ 

  $ 

134,286     $ 
21,329       
71,125       

27,918       
25,130       
9,037       
62,085       
8,613       
297,438       

34,172       
65,613       
16,748       
6,486       
420,457     $ 

3,108     $ 
1,280       
37,556       
20,178       
4,280       
6,608       
2,159       
10,098       
85,267       

18,544       
10,233       
2,921       
6,270       
4,575       
3,556       

96,045  
31,990  
63,019  

23,037  
17,599  
4,866  
45,502  
8,593  
245,149  

18,234  
58,849  
17,835  
5,445  
345,512  

-  
-  
31,444  
14,770  
3,737  
6,886  
1,920  
9,932  
68,689  

15,673  
11,689  
5,852  
6,375  
-  
1,765  

Preferred stock, $1 par value; 1,000 shares authorized, none issued  
Common stock, $1 par value; 60,000 shares authorized, 28,489 shares issued and 

outstanding in 2017 and 26,842 shares in 2016 

Paid-in capital 
Retained earnings 
Accumulated other comprehensive loss 

Total stockholders' equity 

-       

-  

28,489       
127,663       
150,726       
(17,787 )     
289,091       
420,457     $ 

26,842  
111,950  
124,559  
(27,882) 
235,469  
345,512  

  $ 

The accompanying notes are an integral part of these statements. 

31 

 
  
  
  
    
  
      
        
  
  
      
        
  
      
        
  
    
    
      
        
  
    
    
    
  
    
    
    
  
      
        
  
    
    
    
    
  
  
      
        
  
      
        
  
  
      
        
  
      
        
  
    
    
    
    
    
    
    
    
  
      
        
  
    
    
    
    
    
    
  
      
        
  
      
        
  
    
    
    
    
    
    
  
  
 
 
Years ended 
   December 30,       December 31,       December 26,    
2016 

2017 

2015 

  $ 

352,704    $ 

282,084    $ 

269,654   

211,986      
40,737      
65,233      
-      
317,956      
34,748      
617      
35,365      
2,244      
33,121      
(278)     
32,843    $ 

1.19    $ 
(0.01)     
1.18    $ 

1.15    $ 
(0.01)     
1.14    $ 

187,256      
34,841      
54,322      
-      
276,419      
5,665      
342      
6,007      
2,747      
3,260      
(221)     
3,039    $ 

0.12    $ 
(0.01)     
0.11    $ 

0.12    $ 
(0.01)     
0.11    $ 

180,616   
33,107   
51,170   
(3,198 ) 
261,695   
7,959   
44   
8,003   
2,211   
5,792   
(5,542 ) 
250   

0.22   
(0.21 ) 
0.01   

0.22   
(0.21 ) 
0.01   

27,836      
28,916      

26,659      
27,480      

26,057   
26,788   

  $ 

  $ 

  $ 

  $ 

  $ 

COHU, INC. 
CONSOLIDATED STATEMENTS OF INCOME 
(in thousands, except per share amounts) 

Net sales 
Cost and expenses: 
Cost of sales 
Research and development 
Selling, general and administrative 
Gain on sale of facility 

Income from operations 
Interest income 
Income from continuing operations before taxes 
Income tax provision 
Income from continuing operations 
Loss from discontinued operations, net of tax 
Net income 

Income (loss) per share: 

Basic: 

Income from continuing operations 
Loss from discontinued operations 
Net income 

Diluted: 

Income from continuing operations 
Loss from discontinued operations 
Net income 

Weighted average shares used in computing income (loss) per 

share: 

Basic 
Diluted 

The accompanying notes are an integral part of these statements. 

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COHU, INC. 
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) 
(in thousands) 

Years ended 
   December 30,       December 31,       December 26,    
2016 

2015 

2017 

Net income 
Other comprehensive income (loss), net of tax 
Foreign currency translation adjustments 
Adjustments related to postretirement benefits 
Change in unrealized gain/loss on investments 

Other comprehensive income (loss), net of tax 
Comprehensive income (loss) 

  $ 

32,843    $ 

3,039     $ 

250   

11,345      
(1,248)     
(2)     
10,095      
42,938    $ 

(5,789 )     
(316 )     
(5 )     
(6,110 )     
(3,071 )   $ 

(11,000 ) 
(58 ) 
-   
(11,058 ) 
(10,808 ) 

  $ 

The accompanying notes are an integral part of these statements. 

33 

 
  
  
  
  
  
  
    
    
  
      
        
        
  
    
    
    
    
  
 
 
COHU, INC. 
CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY 
(in thousands, except par value and per share amounts) 

Balance at December 27, 2014 

Net income 
Changes in cumulative translation 

adjustment 

Adjustments related to postretirement 

benefits, net of tax 

Cash dividends - $0.24 per share 
Exercise of stock options 
Shares issued under ESPP 
Shares issued for restricted stock units 

vested  

Repurchase and retirement of stock 
Share-based compensation expense 

Balance at December 26, 2015 

Cumulative effect of accounting change (a) 
Net income 
Changes in cumulative translation 

adjustment 

Adjustments related to postretirement 

benefits, net of tax 

Changes in unrealized gains and losses on 

investments, net of tax 

Cash dividends - $0.24 per share 
Exercise of stock options 
Shares issued under ESPP 
Shares issued for restricted stock units 

vested  

Repurchase and retirement of stock 
Share-based compensation expense 

Balance at December 31, 2016 

Net income 
Changes in cumulative translation 

adjustment 

Adjustments related to postretirement 

benefits, net of tax 

Changes in unrealized gains and losses on 

investments, net of tax 

Cash dividends - $0.24 per share 
Exercise of stock options 
Shares issued under ESPP 
Shares issued for restricted stock units 

vested  

Repurchase and retirement of stock 
Share-based compensation expense 

   Common        
stock 
  $1 par value     
25,692     $
  $ 
-       

     Paid-in 
capital 

     Accumulated        
other 
    comprehensive      
loss 

     Retained 
     earnings 

97,938     $
-       

134,152    $ 
250      

(10,714)   $
-      

Total 
247,068   
250   

-       

-       

-      

(11,000)     

(11,000 ) 

-       
-       
175       
123       

-       
-       
1,335       
977       

-      
(6,249)     
-      
-      

377       
(127 )     
-       
26,240       
-       
-       

(377 )     
(1,250 )     
6,893       
105,516       
249       
-       

-      
-      
-      
128,153      
(249)     
3,039      

(58)     
-      
-      
-      

-      
-      
-      
(21,772)     
-      
-      

(58 ) 
(6,249 ) 
1,510   
1,100   

-   
(1,377 ) 
6,893   
238,137   
-   
3,039   

-       

-       

-       
-       
101       
111       

-       

-       

-       
-       
694       
959       

-      

-      

(5,789)     

(5,789 ) 

(316)     

(316 ) 

-      
(6,384)     
-      
-      

(5)     
-      
-      
-      

(5 ) 
(6,384 ) 
795   
1,070   

581       
(191 )     
-       
26,842       
-       

(581 )     
(2,030 )     
7,143       
111,950       
-       

-      
-      
-      
124,559      
32,843      

-      
-      
-      
(27,882)     
-      

-   
(2,221 ) 
7,143   
235,469   
32,843   

-       

-       

-       

-       

-      

-      

11,345      

11,345   

(1,248)     

(1,248 ) 

-       
-       
1,164       
99       

-       
-       
11,617       
1,140       

-      
(6,676)     
-      
-      

(2)     
-      
-      
-      

(2 ) 
(6,676 ) 
12,781   
1,239   

595       
(211 )     
-       
28,489     $

(595 )     
(3,456 )     
7,007       
127,663     $

-      
-      
-      
150,726    $ 

-      
-      
-      
(17,787)   $

-   
(3,667 ) 
7,007   
289,091   

Balance at December 30, 2017 

  $ 

(a)  Cumulative  effect  of  accounting  change  relates  to  our  adoption  of  ASU  2016-09.  Please  refer  to  Note  1  of  the

Consolidated Financial Statements for further detail on the adoption of this accounting standard. 

The accompanying notes are an integral part of these statements. 

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COHU, INC. 
CONSOLIDATED STATEMENTS OF CASH FLOWS 
(in thousands) 

Cash flows from operating activities: 

Net income 
Adjustments to reconcile net income to net cash provided by 

operating activities: 
Loss on disposal of microwave equipment segment 
Gain on sale of facility 
Operating cash flows of discontinued operations 
Depreciation and amortization 
Share-based compensation expense 
Amortization of inventory step-up 
Accrued retiree benefits 
Deferred income taxes 
Adjustment to contingent consideration liability 
Changes in other assets 
(Gain) loss on disposal and impairment of fixed assets 
Changes in accrued liabilities 
Changes in current assets and liabilities, excluding effects from 

acquisitions and divestitures: 
Accounts receivable 
Inventories 
Accrued compensation, warranty and other liabilities 
Accounts payable 
Deferred profit 
Other current assets 
Income taxes payable 
Net cash provided by operating activities 

Cash flows from investing activities, excluding effects from 

acquisitions and divestitures:  
Sales and maturities of short-term investments 
Purchases of short-term investments 
Payment for purchase of Kita, net of cash received 
Purchases of property, plant and equipment  
Net cash received from disposition of business segment 
Net cash received from sale of facility and assets 
Investing cash flows of discontinued operations 

Net cash provided by (used in) investing activities 

Cash flows from financing activities: 

Cash dividends paid 
Repayments of long-term debt 
Issuance (repurchases) of common stock, net 

Net cash provided by (used in) financing activities 
Effect of exchange rate changes on cash and cash equivalents 
Net increase (decrease) in cash and cash equivalents  
Cash and cash equivalents at beginning of year 
Cash and cash equivalents at end of year 

Supplemental disclosure of cash flow information: 

Cash paid (refunded) during the year for income taxes 
Dividends declared but not yet paid 
Fixed asset additions included in accounts payable 
Inventory capitalized as capital assets 
Capitalized facility under build-to-suit lease 

The accompanying notes are an integral part of these statements.

35 

   December 30, 

Years ended 
     December 31, 

     December 26, 

2017  

2016  

2015  

  $ 

32,843     $ 

3,039    $ 

250  

278       
-       
-       
9,195       
7,007       
1,404       
322       
(3,791 )     
1,423       
1,501       
(42 )     
979       

(3,259 )     
(12,196 )     
937       
4,157       
(442 )     
952       
(1,518 )     
39,750       

47,671       
(37,010 )     
(11,716 )     
(6,093 )     
-       
104       
-       
(7,044 )     

(6,577 )     
(1,631 )     
10,353       
2,145       
3,390       
38,241       
96,045       
134,286     $ 

7,094     $ 
1,705     $ 
260     $ 
190     $ 
-     $ 

221      
-      
-      
10,412      
7,143      
-      
672      
(1,065)     
-      
415      
31      
162      

(4,617)     
4,608      
(1,544)     
5,678      
3,309      
(1,959)     
(1,957)     
24,548      

20,230      
(50,568)     
-      
(3,452)     
-      
874      
-      
(32,916)     

(6,351)     
-      
(356)     
(6,707)     
(4,250)     
(19,325)     
115,370      
96,045    $ 

6,808    $ 
1,606    $ 
445    $ 
201    $ 
-    $ 

3,573  
(3,198) 
(1,039) 
11,273  
6,755  
-  
2,185  
222  
-  
(326) 
311  
127  

8,970  
(5,743) 
(3,740) 
3,376  
(3,108) 
2,420  
(828) 
21,480  

155  
(656) 
-  
(6,586) 
4,881  
33,314  
(74) 
31,034  

(6,215) 
-  
1,233  
(4,982) 
(3,047) 
44,485  
70,885  
115,370  

(253) 
1,573  
-  
315  
682  

  $ 

  $ 
  $ 
  $ 
  $ 
  $ 

 
  
  
  
  
  
  
  
    
    
  
      
        
        
  
      
        
        
  
    
    
    
    
    
    
    
    
    
    
    
    
      
        
        
  
    
    
    
    
    
    
    
    
      
        
        
  
    
    
    
    
    
    
    
    
      
        
        
  
    
    
    
    
    
    
    
  
      
        
        
  
      
        
        
  
  
COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

1.    Summary of Significant Accounting Policies 

Basis of Presentation – Cohu, Inc. (“Cohu”, “we”, “our” and “us”), through our wholly owned subsidiaries, is a provider 
of semiconductor test equipment. Our Consolidated Financial Statements include the accounts of Cohu and our wholly 
owned subsidiaries. All intercompany balances and transactions have been eliminated in consolidation. The preparation 
of  financial  statements  in  conformity  with  accounting  principles  generally  accepted  in  the  United  States  of  America 
(“GAAP”) requires management to make estimates and assumptions that affect the amounts reported in the financial 
statements and accompanying notes. Actual results could differ from these estimates. 

Our fiscal years are based on a 52- or 53-week period ending on the last Saturday in December. Our current fiscal year 
which ended on December 30, 2017, consisted of 52 weeks. Our fiscal years ended on December 31, 2016, and December 
26, 2015, consisted of 53 weeks and 52 weeks, respectively. 

Discontinued Operations – On June 10, 2015, we sold our mobile microwave communications equipment business, 
Broadcast  Microwave  Services,  Inc.  (“BMS”).  See  Note  11,  “Discontinued  Operations”  for  additional  information. 
Unless otherwise indicated, all amounts herein relate to continuing operations. 

Income (Loss) Per Share – Basic income (loss) per common share is computed by dividing net income (loss) by the 
weighted-average number of common shares outstanding during the reporting period. Diluted income (loss) per share 
includes  the  dilutive  effect  of  common  shares  potentially  issuable  upon  the  exercise  of  stock  options,  vesting  of 
outstanding restricted stock and performance stock units and issuance of stock under our employee stock purchase plan 
using  the  treasury  stock  method.  In  loss  periods,  potentially  dilutive  securities  are  excluded  from  the  per  share 
computations due to their anti-dilutive effect. For purposes of computing diluted income (loss) per share, stock options 
with exercise prices that exceed the average fair market value of our common stock for the period are excluded. For the 
years  ended  December  30,  2017,  December  31,  2016,  and  December  26,  2015,  approximately  77,000,  697,000  and 
875,000 shares of our common stock were excluded from the computation, respectively. 

The following table reconciles the denominators used in computing basic and diluted income (loss) per share: 

(in thousands) 
Weighted average common shares outstanding 
Effect of dilutive stock options and restricted stock units 

2017    
27,836      
1,080      
28,916      

2016    
26,659      
821      
27,480      

2015  
26,057  
731  
26,788  

Cohu has utilized the “control number” concept in the computation of diluted earnings per share to determine whether 
potential common stock instruments are dilutive. The control number used is income from continuing operations. The 
control number concept requires that the same number of potentially dilutive securities applied in computing diluted 
earnings per share from continuing operations be applied to all other categories of income or loss, regardless of their 
anti-dilutive effect on such categories. 

Cash, Cash Equivalents and Short-term Investments – Highly liquid investments with insignificant interest rate risk 
and original maturities of three months or less are classified as cash and cash equivalents. Investments with maturities 
greater than three months are classified as short-term investments. All of our short-term investments are classified as 
available-for-sale and are reported at fair value, with any unrealized gains and losses, net of tax, recorded in the statement 
of comprehensive income (loss). We manage our cash equivalents and short-term investments as a single portfolio of 
highly marketable securities. We have the ability and intent, if necessary, to liquidate any of our investments in order to 
meet the liquidity needs of our current operations during the next 12 months. Accordingly, investments with contractual 
maturities greater than one year have been classified as current assets in the accompanying consolidated balance sheets.  

Fair Value of Financial Instruments – The carrying amounts of our financial instruments, including cash and cash 
equivalents,  accounts  receivable,  accounts  payable  and  accrued  expenses,  approximate  fair  value  due  to  the  short 
maturities of these financial instruments.  

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

Concentration  of  Credit  Risk  –  Financial  instruments  that  potentially  subject  us  to  significant  credit  risk  consist 
principally of cash equivalents, short-term investments and trade accounts receivable. We invest in a variety of financial 
instruments and, by policy, limit the amount of credit exposure with any one issuer.  

Trade accounts receivable are presented net of allowance for doubtful accounts of $0.2 million at December 30, 2017, 
and  $0.1 million  at  December  31,  2016.  Our  customers  primarily  include  semiconductor  manufacturers  and 
semiconductor test subcontractors located throughout many areas of the world. While we believe that our allowance for 
doubtful accounts is adequate and represents our best estimate of potential loss exposure at December 30, 2017, we will 
continue to monitor customer liquidity and other economic conditions, which may result in changes to our estimates 
regarding collectability.  

Inventories – Inventories are stated at the lower of cost, determined on a first-in, first-out basis, or net realizable value. 
Cost includes labor, material and overhead costs. Determining market value of inventories involves numerous estimates 
and judgments including projecting average selling prices and sales volumes for future periods and costs to complete 
and dispose of inventory. As a result of these analyses, we record a charge to cost of sales in advance of the period when 
the inventory is sold when estimated market values are below our costs. Charges to cost of sales for excess and obsolete 
inventories totaled $1.1 million in both 2017 and 2016 and were $2.4 million 2015. 

Property,  Plant  and  Equipment  –  Depreciation  and  amortization  of  property,  plant  and  equipment  is  calculated 
principally on the straight-line method based on estimated useful lives of thirty to forty years for buildings, five to fifteen 
years for building improvements and three to ten years for machinery, equipment and software. Land is not depreciated. 

Property, plant and equipment, at cost, consisted of the following (in thousands): 

Land and land improvements 
Buildings and building improvements 
Machinery and equipment 

Less accumulated depreciation and amortization 
Property, plant and equipment, net 

   December 30,       December 31,    

2017 

2016 

  $ 

  $ 

8,017    $ 
13,779      
45,333      
67,129      
(32,957)     
34,172    $ 

4,079  
7,967  
35,157  
47,203  
(28,969) 
18,234  

Depreciation expense was $5.0 million in 2017, $3.5 million in 2016 and $4.2 million 2015.  

Segment Information – We applied the provisions of ASC Topic 280, Segment Reporting, (“ASC 280”), which sets 
forth a management approach to segment reporting and establishes requirements to report selected segment information 
quarterly and to report annually entity-wide disclosures about products, major customers and the geographies in which 
the entity holds material assets and reports revenue. An operating segment is defined as a component that engages in 
business activities whose operating results are reviewed by the chief operating decision maker and for which discrete 
financial information is available. Based on the provisions of ASC 280, we have determined that our identified operating 
segments, which are Digital Test Handlers (DTH), Analog Test Handlers (ATH) and Integrated Test Solutions (ITS), 
qualify for aggregation under ASC 280 due to similarities in their customers, their economic characteristics, and the 
nature of products and services provided. As a result, we report in one segment, semiconductor equipment.  

Goodwill,  Purchased  Intangible  Assets  and  Other  Long-lived  Assets –  We  evaluate  goodwill  for  impairment 
annually and when an event occurs or circumstances change that indicate that the carrying value may not be recoverable. 
We test goodwill for impairment by first comparing the book value of net assets to the fair value of the reporting units. 
If  the  fair value  is determined  to be  less  than  the  book value,  a  second  step  is performed  to  compute  the  amount of 
impairment as the difference between the estimated fair value of goodwill and the carrying value. We estimated the fair 
values of our reporting units primarily using the income approach valuation methodology that includes the discounted 
cash flow method, taking into consideration the market approach and certain market multiples as a validation of the 
values derived using the discounted cash flow methodology. Forecasts of future cash flows are based on our best estimate 
of future net sales and operating expenses, based primarily on customer forecasts, industry trade organization data and 
general economic conditions. 

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

We conduct our annual impairment test as of October 1st of each year, and determined there was no impairment as of 
October 1, 2017 as we determined that the estimated fair values of our reporting units exceeded their carrying values on 
that date. Other events and changes in circumstances may also require goodwill to be tested for impairment between 
annual measurement dates. As of December 30, 2017, we do not believe there have been any events or circumstances 
that  would  require  us  to  perform  an  interim  goodwill  impairment  review.  In  the  event  we  determine  that  an  interim 
goodwill impairment review is required, in a future period, the review may result in an impairment charge, which would 
have a negative impact on our results of operations. 

Long-lived  assets,  other  than  goodwill,  are  reviewed  for  impairment  whenever  events  or  changes  in  circumstances 
indicate that the carrying amount of the assets might not be recoverable. Conditions that would necessitate an impairment 
assessment include a significant decline in the observable market value of an asset, a significant change in the extent or 
manner in which an asset is used, or any other significant adverse change that would indicate that the carrying amount 
of an asset or group of assets may not be recoverable. For long-lived assets, impairment losses are only recorded if the 
asset’s carrying amount is not recoverable through its undiscounted, probability-weighted future cash flows. We measure 
the impairment loss based on the difference between the carrying amount and estimated fair value. 

Product Warranty – Product warranty costs are accrued in the period sales are recognized. Our products are generally 
sold with standard warranty periods, which differ by product, ranging from 12- to 36-months. Parts and labor are typically 
covered under the terms of the warranty agreement. Our warranty expense accruals are based on historical and estimated 
costs  by  product  and  configuration.  From  time-to-time  we  offer  customers  extended  warranties  beyond  the  standard 
warranty period. In those situations the revenue relating to the extended warranty is deferred at its estimated fair value 
and recognized on a straight-line basis over the contract period. Costs associated with our extended warranty contracts 
are expensed as incurred. 

Income Taxes – We assess our income tax positions and record tax benefits for all years subject to examination based 
upon management’s evaluation of the facts, circumstances and information available at the reporting dates. For those tax 
positions where it is more-likely-than-not that a tax benefit will be sustained, we have recorded the largest amount of tax 
benefit with a greater than 50 percent likelihood of being realized upon ultimate settlement with a taxing authority that 
has full knowledge of all relevant information. For those income tax positions where it is not more-likely-than-not that 
a  tax  benefit  will  be  sustained,  no  tax  benefit  has  been  recognized  in  the  financial  statements.  Where  applicable, 
associated interest and penalties have also been recognized and recorded, net of federal and state tax benefits, in income 
tax expense.  

The U.S. Tax Cuts and Jobs Act (“Tax Act”) was enacted on December 22, 2017. Due to the timing of the enactment 
and the complexity involved in applying the provisions of the Tax Act, we have made reasonable estimates of the effects 
and recorded provisional amounts in our financial statements for the year ended December 30, 2017 as provided for in 
SEC  Staff  Accounting  Bulletin  No.  118  (“SAB  118”).  As  we  collect  and  prepare  necessary  data,  and  interpret  any 
additional guidance issued by the U.S. Treasury Department, the IRS or other standard-setting bodies, we may make 
adjustments to the provisional amounts. Those adjustments may materially impact the provision for income taxes and 
the effective tax rate in the period in which the adjustments are made. The accounting for the tax effects of the enactment 
of the Tax Act will be completed in 2018. 

Contingencies  and  Litigation  –  We  assess  the  probability  of  adverse  judgments  in  connection  with  current  and 
threatened litigation. We would accrue the cost of an adverse judgment if, in our estimation, the adverse outcome is 
probable and we can reasonably estimate the ultimate cost.  

Revenue Recognition – Our net sales are derived from the sale of products and services and are adjusted for estimated 
returns  and  allowances,  which  historically  have  been  insignificant.  We  recognize  revenue  when  there  is  persuasive 
evidence of an arrangement, title and risk of loss have passed, delivery has occurred or the services have been rendered, 
the sales price is fixed or determinable and collection of the related receivable is reasonably assured. Title and risk of 
loss  generally  pass  to  our  customers  upon  shipment.  In  circumstances  where  either  title  or  risk  of  loss  pass  upon 
destination or acceptance, we defer revenue recognition until such events occur.  

38 

 
  
 
  
  
  
  
  
 
 
COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

Revenue for established products that have previously satisfied a customer’s acceptance requirements and provide for 
full payment tied to shipment is generally recognized upon shipment and passage of title. In certain instances, customer 
payment terms may provide that a minority portion (e.g. up to 20%) of the equipment purchase price be paid only upon 
customer acceptance. In those situations, the majority portion (e.g. 80%) of revenue where the contingent payment is 
tied to shipment and the entire product cost of sale are recognized upon shipment and passage of title and the minority 
portion  of  the  purchase  price  related  to  customer  acceptance  is  deferred  and  recognized  upon  receipt  of  customer 
acceptance. In cases where a prior history of customer acceptance cannot be demonstrated or from sales where customer 
payment dates are not determinable and in the case of new products, revenue is deferred until customer acceptance has 
been received. Our post-shipment obligations typically include installation and standard warranties. The estimated fair 
value  of  installation  related  revenue  is  recognized  in  the  period  the  installation  is  performed.  Service  revenue  is 
recognized ratably over the period of the related contract or upon completion of the services if they are short-term in 
nature. Spares and kit revenue is generally recognized upon shipment.  

Certain of our equipment sales are accounted for as multiple-element arrangements. A multiple-element arrangement is 
a transaction which may involve the delivery or performance of multiple products, services, or rights to use assets, and 
performance may occur at different points in time or over different periods of time. For arrangements containing multiple 
elements, the revenue relating to the undelivered elements is deferred using the relative selling price method utilizing 
estimated sales prices until delivery of the deferred elements. We limit the amount of revenue recognition for delivered 
elements  to  the  amount  that  is  not  contingent  on  the  future  delivery  of  products  or  services,  future  performance 
obligations or subject to customer-specified return or adjustment. 

On shipments where sales are not recognized, gross profit is generally recorded as deferred profit in our consolidated 
balance sheet representing the difference between the receivable recorded and the inventory shipped. In certain instances 
where customer payments are received prior to product shipment, the customer’s payments are recorded as customer 
advances.  At December 30, 2017, we had total deferred revenue of approximately $10.4 million and total deferred profit 
of $7.4 million.  Deferred profit expected to be recognized after one year, totaling $0.8 million at December 30, 2017, is 
included in noncurrent other accrued liabilities in our consolidated balance sheet. At December 31, 2016, we had total 
deferred revenue of approximately $9.3 million and deferred profit of $6.9 million.  

On December 31, 2017, the first day of our fiscal 2018, we will adopt ASU No. 2014-09, Revenue from Contracts with 
Customers (Topic 606) (ASU 2014-09), which amends the existing accounting standards for revenue recognition. For 
additional information on the impact this new standard will have on our revenue recognition in the future see recently 
issued accounting pronouncements below.  

Advertising Costs – Advertising costs are expensed as incurred and were not material for all periods presented. 

Share-based Compensation – We measure and recognize all share-based compensation under the fair value method. 
Our estimate of share-based compensation expense requires a number of complex and subjective assumptions including 
our  stock  price  volatility,  employee  exercise  patterns  (expected  life  of  the  options)  and  related  tax  effects.  The 
assumptions used in calculating the fair value of share-based awards represent our best estimates, but these estimates 
involve inherent uncertainties and the application of management judgment. Although we believe the assumptions and 
estimates we have made are reasonable and appropriate, changes in assumptions could materially impact our reported 
financial results. 

Foreign Remeasurement and Currency Translation – Assets and liabilities of our wholly owned foreign subsidiaries 
that use the U.S. Dollar as their functional currency are re-measured using exchange rates in effect at the end of the 
period, except for nonmonetary assets, such as inventories and property, plant and equipment, which are re-measured 
using historical exchange rates. Revenues and costs are re-measured using average exchange rates for the period, except 
for costs related to those balance sheet items that are re-measured using historical exchange rates. Gains and losses on 
foreign  currency  transactions  are  recognized  as  incurred. During  the  year  ended  December  30, 2017,  we  recognized 
foreign exchange losses totaling $3.0 million that are included in our consolidated statement of income. During the years 
ended  December  31,  2016,  and  December  26,  2015,  we  recognized  approximately  $2.6 million  and  $1.4 million, 
respectively, of foreign exchange gains.  

39 

 
  
  
  
  
  
  
  
  
COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

Certain of our foreign subsidiaries have designated the local currency as their functional currency and, as a result, their 
assets and liabilities are translated at the rate of exchange at the balance sheet date, while revenue and expenses are 
translated  using  the  average  exchange  rate  for  the  period.  Cumulative  translation  adjustments  resulting  from  the 
translation of the financial statements are included as a separate component of stockholders’ equity. 

Accumulated  Other  Comprehensive  Loss  –  Our  accumulated  other  comprehensive  loss  totaled  approximately 
$17.8 million at December 30, 2017, and $27.9 million at December 31, 2016, and was attributed to, net of income taxes 
where  applicable:  foreign  currency  adjustments  resulting  from  the  translation  of  certain  accounts  into  U.S.  Dollars, 
unrealized losses and gains on investments and adjustments to accumulated postretirement benefit obligations. The U.S. 
Dollar weakened relative to certain foreign currencies in countries where we have operations as of December 30, 2017, 
compared to December 31, 2016. Consequently, our accumulated other comprehensive loss decreased by $11.3 million 
as a result of foreign currency translation during 2017. In the previous year, strengthening of the U.S. Dollar led to an 
increase in our accumulated other comprehensive loss of $5.8 million. Additional information related to accumulated 
other comprehensive loss, on an after-tax basis is included in Note 10. 

Recent Accounting Pronouncements  

Recently Adopted Accounting Pronouncements – In March 2016, the Financial Accounting Standards Board (“FASB”) 
issued  Accounting  Standards  Update  (“ASU”)  No.  2016-09,  Compensation  -  Stock  Compensation  (Topic  718): 
Improvements to Employee Share-Based Payment Accounting (ASU 2016-09). While the effective date of ASU 2016-
09 is for fiscal years beginning after December 15, 2016, earlier adoption is permitted and we adopted the amendments 
in  ASU  2016-09  during  the  fourth  quarter  of  fiscal  2016.  This  standard  simplifies  or  clarifies  several  aspects  of  the 
accounting for equity-based payment awards, including the income tax consequences, classification of awards as either 
equity or liabilities, and classification on the statement of cash flows. Certain of these changes are required to be applied 
retrospectively,  while  other  changes  are  required  to  be  applied  prospectively.  We  elected  to  eliminate  the  use  of  an 
estimated  forfeiture  rate  and  recognize  actual  forfeitures  as  they  occur.  We  adopted  this  amendment  on  a  modified 
retrospective  basis  and,  as  a  result,  we  recorded  a  $0.2  million  cumulative  effect  adjustment  to  retained  earnings  at 
December 27, 2015, the first day of our fiscal 2016.  We excluded the excess tax benefits from the assumed proceeds 
available to repurchase shares in the computation of our diluted earnings per share for the year ended December 31, 
2016. The effect of this change on our diluted earnings per share was not significant.   

In  July  2015,  the  FASB  issued  ASU  2015-11,  Accounting  for  Inventory  (ASU  2015-11),  which  requires  entities  to 
measure  most  inventory  at  lower  of  cost  or  net  realizable  value.  ASU  2015-11  defines  net  realizable  value  as  the 
estimated selling prices in the ordinary course of business, less reasonably predictable cost of completion, disposal and 
transportation.  ASU 2015-11 is effective prospectively for interim and annual periods beginning after December 15, 
2016. We adopted the amendments to ASC 2015-11 on January 1, 2017. The adoption of ASC 2015-11 did not have 
material impact on our financial statements. 

Recently Issued Accounting Pronouncements – In March 2017, the FASB issued ASU No. 2017-07, Compensation – 
Retirement  Benefits  (Topic  715)  –  Improving  the  Presentation  of  Net  Periodic  Pension  Cost  and  Net  Periodic 
Postretirement  Benefit  Cost,  which  provides  additional  guidance  on  the  presentation  of  net  periodic  pension  and 
postretirement benefit costs in the income statement and on the components eligible for capitalization. The amendments 
in this guidance require that an employer report the service cost component of the net periodic benefit costs in the same 
income statement line item as other compensation costs arising from services rendered by employees during the period. 
The non-service-cost components of net periodic benefit costs are to be presented in the income statement separately 
from the service cost components and outside a subtotal of income from operations. The guidance also allows for the 
capitalization of the service cost components, when applicable (i.e., as a cost of internally manufactured inventory or a 
self-constructed  asset).  The  guidance  is  effective  for  annual  periods  beginning  after  December  15,  2017,  including 
interim periods within those annual periods; early adoption is permitted as of the beginning of an annual period for which 
financial statements (interim or annual) have not been issued or made available for issuance. The amendments in this 
guidance  are  to  be  applied  retrospectively.  We  are  currently  assessing  the  impact  this  guidance  will  have  on  our 
consolidated financial statements. 

40 

 
  
 
  
  
  
  
 
 
COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

In January 2017, the FASB issued ASU No. 2017-04, Simplifying the Test for Goodwill Impairment. It eliminates Step 
2 from the goodwill impairment test and requires an entity to recognize an impairment charge for the amount by which 
the carrying amount of goodwill exceeds the reporting unit's fair value, not to exceed the carrying amount of goodwill. 
This guidance is effective for annual and any interim impairment tests in fiscal years beginning after December 15, 2019. 
We do not expect this guidance to have any impact on our consolidated financial statements. 

In January 2017, the FASB issued ASU No. 2017-01, Clarifying the Definition of a Business. It revises the definition of 
a business and provides a framework to evaluate when an input and a substantive process are present in an acquisition 
to be considered a business. This guidance is effective for annual periods beginning after December 15, 2017. We do not 
expect this guidance to have any impact on our consolidated financial statements. 

In November 2016, the FASB issued ASU No. 2016-18, Restricted Cash. It requires that amounts generally described 
as restricted cash and restricted cash equivalents should be included with cash and cash equivalents when reconciling 
the beginning-of-period and end-of-period total amounts shown on the statement of cash flows. This guidance is effective 
for interim and annual reporting periods beginning after December 15, 2017. We do not expect this guidance to have a 
material impact on our consolidated financial statements. 

In August 2016, the FASB issued ASU No. 2016-15, Classification of Certain Cash Receipts and Cash Payments. It 
provides guidance on eight specific cash flow issues with the objective of reducing the existing diversity in practice in 
how they are classified in the statement of cash flows. This guidance is effective for interim and annual reporting periods 
beginning after December 15, 2017. Early adoption is permitted, provided that all of the amendments are adopted in the 
same period. We do not expect this guidance to have a material impact on our consolidated financial statements. 

In February 2016, the FASB issued ASU No. 2016-02, Leases (Topic 842). Under this guidance, lessees will be required 
to recognize a right-of-use asset and a lease liability for all operating leases defined under previous GAAP. This guidance 
is effective for interim and annual reporting periods beginning after December 15, 2018. The new guidance must be 
adopted using a modified retrospective transition, and provides for certain practical expedients. We are still completing 
our analysis on the impact this guidance will have on our consolidated financial statements and related disclosures, but 
recognizing the lease liabilities and related right-of-use assets will impact our balance sheet.  

In May 2014, the FASB issued Accounting Standards Update No. 2014-09, Revenue from Contracts with Customers 
(Topic 606) (ASU 2014-09), which amends the existing accounting standards for revenue recognition. In August 2015, 
the FASB issued ASU No. 2015-14, Revenue from Contracts with Customers (Topic 606): Deferral of the Effective Date, 
which delays the effective date of ASU 2014-09 by one year. The FASB also agreed to allow entities to choose to adopt 
the standard as of the original effective date. In March 2016, the FASB issued Accounting Standards Update No. 2016-
08, Revenue from Contracts with Customers (Topic 606): Principal versus Agent Considerations (Reporting Revenue 
Gross versus Net) (ASU 2016-08) which clarifies the implementation guidance on principal versus agent considerations. 
The guidance includes indicators to assist an entity in determining whether it controls a specified good or service before 
it is transferred to customers. The new revenue recognition standard will be effective for us in the first quarter of 2018. 
We will adopt the new standard effective December 31, 2017, which is the first day of our 2018 fiscal year. The new 
standard  also  permits  two  methods  of  adoption:  retrospectively  to  each  prior  reporting  period  presented  (the  full 
retrospective method), or retrospectively with the cumulative effect of initially applying the guidance recognized at the 
date of initial application (the modified retrospective method).  

We plan  on adopting  the standard using  the  modified retrospective  method. We have  completed  our analysis  on  the 
impact this guidance will have on our consolidated financial statements and are still in the process of evaluating the 
impact on our disclosures. Based on our review of our customer agreements, our revenue will continue to be recognized 
at a point in time, generally upon shipment of products to customers, consistent with our current revenue recognition 
model. In certain instances, when customer payment terms provide that a minority portion of the equipment purchase 
price be paid only upon customer acceptance, recognition of revenue may occur sooner under the new model. When 
adopting the new standard, on December 31, 2017, approximately $1.3 million of revenue that was not recognized in 
fiscal 2017, because the equipment had not been accepted by the customer will be recognized net of $0.2 million related 
tax effect as a cumulative catch-up adjustment to the opening balance of retained earnings as opposed to being recognized 
as future revenue upon acceptance.  

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

2.    Business Acquisitions 

On January 4, 2017, we completed the acquisition of all the outstanding stock of Kita Manufacturing Co., LTD. and Kita 
USA, Inc. (together “Kita”) (the “Acquisition”). Kita, headquartered in Osaka, Japan, and with operations in Attleboro, 
Massachusetts and Kyoto, Japan, designs, manufactures and sells spring probe contacts used in final test contactors, 
probe  cards,  PCB  test  boards  and  connectors  sold  to  customers  worldwide.  The  acquisition  of  Kita  was  a  strategic 
transaction to expand our total available market, extend our market leadership and broaden our product offerings. In 
connection  with  the  Acquisition,  during  the  years  ended  December  30,  2017,  and  December  31,  2016,  we  incurred 
acquisition  related  costs,  which  were  expensed  to  selling,  general  and  administrative,  totaling  $0.4 million  and 
$1.8 million, respectively.  

The Acquisition has been accounted for in conformity with FASB ASC 805, Business Combinations (“ASC 805”). The 
purchase price for Kita was funded primarily by cash reserves and consisted of the following (in thousands): 

Cash paid to Kita shareholders 
Fair value of contingent consideration 
Total purchase price 

  $ 

  $ 

15,000  
823  
15,823  

The contingent consideration represents the estimated fair value of future payments totaling up to $3.0 million that we 
would  be  required  to  make  as  a  result  of  Kita  achieving  annual  revenue  and  EBITDA  targets  in  2017  and  2018  as 
specified in the purchase agreement for the Acquisition. The fair value of the contingent consideration recognized on the 
acquisition date and at December 30, 2017, was estimated using the Monte Carlo simulation model. Adjustments to the 
fair value of contingent consideration are reflected in selling, general, and administrative expense in our consolidated 
statements of income. We have classified the contingent consideration payable as level 3 in the fair value hierarchy. See 
Note 4 “Financial Instruments Measured at Fair Value” for additional information on the three-tier fair value hierarchy. 

The 2017 revenue and EBITDA targets were achieved and a payment of $1.5 million will be made in early 2018. The 
fair value of the contingent consideration is recorded in our consolidated balance sheets in both other current accrued 
liabilities and long term other accrued liabilities.  

The following table presents the fair value of contingent consideration from the date of acquisition through December 
30, 2017 (in thousands): 

Fair Value of 
Consideration 
Recognized at 

Acquisition Date       

$ 

823       $ 

      Mark-to-Market 

Settlement of 
Contingent 
Consideration 

Adjustments 
Charged to 
Expense 

-       $ 

1,423      $ 

Impact of 
Currency 
Exchange 

Fair Value of 

      Consideration at 
      December 30, 2017   
2,253  
7      $ 

The Acquisition was nontaxable to Cohu and certain of the assets acquired, including goodwill and intangibles, will not 
be deductible for tax purposes. The acquired assets and liabilities of Kita were recorded at their respective fair values 
including an amount for goodwill representing the difference between the Acquisition consideration and the fair value 
of the identifiable net assets and was allocated to our ITS operating segment. 

The table below summarizes the assets acquired and liabilities assumed as of January 4, 2017 (in thousands): 

Current assets, including cash received 
Property, plant and equipment 
Other assets 
Intangible assets subject to amortization 
Goodwill 

Total assets acquired 

Liabilities assumed 

Net assets acquired 

42 

  $ 

  $ 

10,491  
12,751  
2,397  
2,100  
2,654  
30,393  
(14,570) 
15,823  

 
  
  
  
  
    
  
  
  
  
        
  
        
  
        
  
  
     
     
     
     
  
     
     
     
  
     
     
  
  
  
    
    
    
    
    
    
  
COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

The allocation of the intangible assets subject to amortization is as follows (in thousands): 

Developed technology 
Customer relationships 
Covenant not-to-compete 
Product backlog 
Trade names 

Total intangible assets 

Estimated 
Fair Value 

700  
600  
300  
100  
400  
2,100    

  $ 

  $ 

Useful Life 
(in years) 
8 
4 
10 
1 
5 

Acquired intangible assets reported above are being amortized using the straight-line method over their estimated useful 
lives. 

The value assigned to the developed technology was determined by using the multi-period excess earnings method under 
the  income  approach.  Developed  technology,  which  comprises  products  that  have  reached  technological  feasibility, 
includes the products in Kita’s product line. The revenue estimates used to value the developed technology were based 
on estimates of relevant market sizes and growth factors, expected trends in technology and the nature and expected 
timing of new product introductions by Kita and its competitors. The estimated cash flows were based on revenues for 
the developed technology net of operating expenses and net of contributory asset charges. The discount rate utilized to 
discount  the  net  cash  flows  of  the  developed  technology  to  present  value  was  based  on  the  risk  associated  with  the 
respective cash flows taking into consideration the perceived risk of the technology relative to the other acquired assets, 
the weighted average cost of capital, the internal rate of return, and the weighted average return on assets. 

The value assigned to customer relationships was determined by using the with and without method under the income 
approach, which analyzes the difference in discounted cash flows generated with the customer relationships in place 
compared to the discounted cash flows generated without the customer relationships in place. 

The value assigned to the covenant not-to-compete was estimated based upon the with and without method of the income 
approach. Specifically, the present value of the differential of the projected cash flows with and without the covenant in 
place was measured utilizing the appropriate expected rate of return. 

The  value  assigned  to  backlog  acquired  was  estimated  based  upon  the  contractual  nature  of  the  backlog  as  of  the 
acquisition date, using the income approach to discount back to present value the cash flows attributable to the backlog. 

The value assigned to trade names was estimated using the relief-from-royalty method of the income approach. This 
approach is based on the assumption that in lieu of ownership, a company would be willing to pay a royalty in order to 
exploit the related benefits of this intangible asset. 

Pro forma Information 

Kita’s  results  of  operations  were  included  in,  but  not  material  to,  Cohu’s  consolidated  statements  of  income  and 
comprehensive income commencing January 4, 2017, and Kita’s net sales for the twelve months ended December 30, 
2017, were $19.2 million. Prior to the acquisition by Cohu, Kita’s unaudited net sales for twelve months ended December 
31, 2016, were $16.6 million.  

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

3.    Goodwill and Purchased Intangible Assets  

Changes in the carrying value of our goodwill during the years ended December 30, 2017, and December 31, 2016, were 
as follows (in thousands):  

Balance December 26, 2015 

Impact of currency exchange 

Balance December 31, 2016 

Additions 
Impact of currency exchange 

Balance December 30, 2017 

   Total Goodwill 
  $ 

60,264  
(1,415) 
58,849  
2,654  
4,110  
65,613  

  $ 

Purchased intangible assets, subject to amortization, are as follows (in thousands): 

December 30, 2017 

December 31, 2016 

Developed technology 
Customer relationships 
Trade names 
Covenant not-to-compete 

Gross 
Carrying 
   Amount 
  $ 

     Accumulated     
     Amortization     
12,623      
4,838      
972      
31      
18,464      

20,780    $ 
7,934      
6,185      
313      
35,212    $ 

(years) 
3.3 
3.0 
12.2 
9.0 

  $ 

      $ 

Remaining 
Useful Life       

Gross 
Carrying 
      Amount 
     $ 

     Accumulated   
     Amortization   
9,597  
3,644  
468  
-  
13,709  

19,194    $ 
6,996      
5,354      
-      
31,544    $ 

Changes in the carrying values of purchased intangible assets presented above are a result of the impact of fluctuation in 
currency exchange rates. 

Amortization expense related to purchased intangible assets was approximately $4.2 million in 2017, $6.9 million in 
2016 and $7.0 million in 2015. The decrease in amortization expense in the current year is a result of certain intangible 
assets that became fully amortized in the prior year. As of December 30, 2017, we expect amortization expense in future 
periods  to  be  as  follows:  2018  -  $4.2 million;  2019  -  $4.2 million;  2020  -  $4.1 million;  2021  -  $0.7 million  2022  - 
$0.7 million; and thereafter $2.8 million. 

4.  Financial Instruments Measured at Fair Value 

Our cash, cash equivalents, and short-term investments consisted primarily of cash and other investment grade securities. 
We do not hold investment securities for trading purposes. All short-term investments are classified as available-for-sale 
and recorded at fair value. Investment securities are exposed to market risk due to changes in interest rates and credit 
risk  and  we  monitor  credit  risk  and  attempt  to  mitigate  exposure  by  making  high-quality  investments  and  through 
investment diversification. 

Gains and losses on investments are calculated using the specific-identification method and are recognized during the 
period in which the investment is sold or when an investment experiences an other-than-temporary decline in value. 
Factors that could indicate an impairment exists include, but are not limited to: earnings performance, changes in credit 
rating or adverse changes in the regulatory or economic environment of the asset. Gross realized gains and losses on 
sales of short-term investments are included in interest income. Realized gains and losses for the periods presented were 
not significant. 

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

Investments that we have classified as short-term, by security type, are as follows (in thousands):  

Corporate debt securities (2) 
U.S. treasury securities  
Foreign government security 

Cost 

     Gains 

  $ 

  $ 

12,784    $ 
7,935      
619      
21,338    $ 

     Losses (1) 
1    $ 
-      
-      
1    $ 

     Estimated    
Fair 
     Value 
6    $ 
4      
-      
10    $ 

12,779  
7,931  
619  
21,329  

At December 30, 2017 
     Gross 

     Gross 

   Amortized       Unrealized       Unrealized      

At December 31, 2016 
     Gross  

     Gross 

   Amortized       Unrealized       Unrealized      

Cost 

     Gains 

  $ 

Foreign government security  
Corporate debt securities (2) 
Government-sponsored enterprise securities  
Bank certificates of deposit  

623  
22,508  
8,108  
751  
31,990  
  $ 
(1)  As  of  December  30,  2017,  the  cost  and  fair  value  of  investments  with  loss  positions  were  approximately
$13.2 million.  As  of  December  31,  2016,  the  cost  and  fair  value  of  investments  with  loss  positions  were
approximately $26.6 million. We evaluated the nature of these investments, credit worthiness of the issuer and the
duration  of  these  impairments  to  determine  if  an  other-than-temporary  decline  in  fair  value  had  occurred  and
concluded that these losses were temporary and we have the ability and intent to hold these investments to maturity.

623    $ 
22,513      
8,109      
750      
31,995    $ 

     Estimated    
Fair 
     Value 
-    $ 
6      
1      
-      
7    $ 

     Losses 
-    $ 
1      
-      
1      
2    $ 

(2)  Corporate  debt  securities  include  investments  in  financial  and  other  corporate  institutions.  No  single  issuer 

represents a significant portion of the total corporate debt securities portfolio. 

Effective maturities of short-term investments at December 30, 2017, were as follows: 

(in thousands) 
Due in one year or less 

   Amortized 

Cost 

Estimated 
Fair Value 

  $ 

21,338    $ 

21,329  

Accounting standards pertaining to fair value measurements establish a three-tier fair value hierarchy, which prioritizes 
the inputs used in measuring fair value. These tiers include: Level 1, defined as observable inputs such as quoted prices 
in active markets; Level 2, defined as inputs other than quoted prices in active markets that are either directly or indirectly 
observable; and Level 3, defined as unobservable inputs in which little or no market data exists, therefore requiring an 
entity to develop its own assumptions. When available, we use quoted market prices to determine the fair value of our 
investments,  and  they  are  included  in  Level  1.  When  quoted  market  prices  are  unobservable,  we  use  quotes  from 
independent pricing vendors based on recent trading activity and other relevant information. 

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

The following table summarizes, by major security type, our financial instruments that are measured at fair value on a 
recurring basis and are categorized using the fair value hierarchy (in thousands): 

   Fair value measurements at December 30, 2017 using: 

Cash 
Money market funds 
Corporate debt securities 
U.S. treasury securities 
Government-sponsored enterprise securities 
Foreign government security 

Cash 
Money market funds 
Corporate debt securities 
Government-sponsored enterprise securities 
Foreign government security 
Bank certificates of deposit 

5.    Income Taxes 

   Level 1 
  $

     Level 2 

100,850    $ 
-      
-      
-      
-      
-      
100,850    $ 

     Level 3 
-    $ 
22,205      
22,014      
8,431      
1,496      
619      
54,765    $ 

   Level 1 
  $

     Level 2 

70,279    $ 
-      
-      
-      
-      
-      
70,279    $ 

     Level 3 
-    $ 
24,166      
24,108      
8,108      
623      
751      
57,756    $ 

  $

  $

Total 
estimated    
fair value    
100,850  
22,205  
22,014  
8,431  
1,496  
619  
155,615  

-    $ 
-      
-      
-      
-      
-      
-    $ 

Total 
estimated    
fair value    
70,279  
24,166  
24,108  
8,108  
623  
751  
128,035  

-    $ 
-      
-      
-      
-      
-      
-    $ 

   Fair value measurements at December 31, 2016 using: 

Significant components of the provision (benefit) for income taxes for continuing operations are as follows: 

(in thousands) 
Current: 

U.S. Federal 
U.S. State 
Foreign 

Total current 

Deferred: 

U.S. Federal 
U.S. State 
Foreign 

Total deferred 

2017 

2016 

2015 

  $ 

  $ 

12    $
18      
6,005      
6,035      

(3,451)     
(481)     
141      
(3,791)     
2,244    $

11    $ 
8      
3,793      
3,812      

91      
47      
(1,203)     
(1,065)     
2,747    $ 

5  
28  
1,956  
1,989  

89  
49  
84  
222  
2,211  

Income (loss) before income taxes from continuing operations consisted of the following: 

(in thousands) 
U.S. 
Foreign 
Total 

2017 

2016 

2015 

1,430    $ 
33,935      
35,365    $ 

(13,420)   $ 
19,427      
6,007    $ 

(5,214) 
13,217  
8,003  

  $ 

  $ 

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

The Tax Act was enacted on December 22, 2017, and introduces significant changes to U.S. income tax law. Effective 
in 2018, the Tax Act reduces the U.S. statutory tax rate from 35% to 21% and creates new taxes on certain foreign-
sourced earnings and related-party payments, which are referred to as the global intangible low-taxed income tax and 
the base erosion and anti-abuse tax, respectively. In addition, in 2017 we were subject to a one-time transition tax on 
accumulated  foreign  subsidiary  earnings  not  previously  subject  to  U.S.  income  tax.  The  Tax  Act  also  repealed  the 
alternative minimum tax (AMT) effective January 1, 2018, and made changes to net operating loss provisions, expensing 
of certain assets and capitalization of research and development expense with such changes effective for 2018 and later 
years. 

Due to the timing of the enactment and the complexity involved in applying the provisions of the Tax Act, we have made 
reasonable estimates of the effects and recorded provisional amounts in our financial statements as of December 30, 
2017. As we collect and prepare necessary data, and interpret the Tax Act and any additional guidance issued by the U.S. 
Treasury Department, the IRS, and other standard-setting bodies, we may make adjustments to the provisional amounts. 
Those adjustments may materially impact our provision for income taxes and effective tax rate in the period in which 
the adjustments are made. The accounting for the tax effects of the Tax Act will be completed in 2018 in accordance 
with SAB 118. 

Provisional amounts for the following income tax effects of the Tax Act have been recorded as of December 30, 2017, 
and are subject to change during 2018. 

One-time transition tax 

The Tax Act requires us to pay U.S. income taxes on accumulated foreign subsidiary earnings not previously subject to 
U.S.  income  tax  at  a  rate  of  15.5%  to  the  extent  of  foreign  cash  and  certain  other  net  current  assets  and  8%  on  the 
remaining earnings. Foreign tax credits and net operating losses may be used to reduce this tax which is referred to as a 
transition or deemed repatriation tax. We recorded a provisional amount for our one-time transition tax liability of $16.6 
million and used foreign tax credits and net operating losses to fully offset this liability. We have recorded provisional 
amounts  based  on  estimates  of  the  effects  of  the  Tax  Act  as  the  analysis  requires  significant  data  from  our  foreign 
subsidiaries that is not regularly collected or analyzed. 

Deferred tax effects 

The Tax Act reduces the U.S. statutory tax rate from 35% to 21% for years after 2017. Accordingly, we have remeasured 
our  deferred  taxes  as  of  December  30,  2017  to  reflect  the  reduced  rate  that  will  apply  in  future  periods  when  these 
deferred taxes are settled or realized. We recognized a deferred tax benefit of $4.0 million, net of a reduction in the 
related valuation allowance, to reflect the reduced U.S. tax rate and other effects of the Tax Act including the change in 
the life of NOL carryforwards from 20 years to indefinite. Although the tax rate reduction is known, we have not collected 
the necessary data to complete our analysis of the effect of the Tax Act on the underlying deferred taxes and as such, the 
amounts recorded as of December 30, 2017 are provisional. 

Beginning  in  2018,  the  Tax  Act  provides  a  100%  deduction  for  dividends  received  from  10-percent  owned  foreign 
corporations by U.S. corporate shareholders, subject to a one-year holding period. Although dividend income is now 
exempt from U.S. federal tax in the hands of U.S. corporate shareholders, companies must still apply the guidance of 
ASC  740-30-25-18  to  account  for  the  tax  consequences  of  outside  basis  differences  and  other  tax  impacts  of  their 
investments in non-U.S. subsidiaries. Deferred tax liabilities are recognized for taxes payable on the unremitted earnings 
from foreign operations of our subsidiaries, except where it is our intention to indefinitely reinvest a portion or all of 
these undistributed earnings.  

As we complete our analysis of the Tax Act and incorporate additional guidance that may be issued by the U.S. Treasury 
Department, the IRS or other standard-setting bodies, we may identify additional effects not reflected as of December 
30, 2017. 

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

Deferred income taxes reflect the net tax effects of temporary differences between the carrying amounts of assets and 
liabilities for financial reporting and tax purposes. Significant components of our deferred tax assets and liabilities were 
as follows: 

(in thousands) 
Deferred tax assets: 

Inventory, receivable and warranty reserves 
Net operating loss carryforwards 
Tax credit carryforwards 
Accrued employee benefits 
Deferred profit and gain on facility sale 
Stock-based compensation 
Acquisition basis differences 
Other 

Gross deferred tax assets 

Less valuation allowance 

Total deferred tax assets 

Deferred tax liabilities: 

Depreciation and fixed asset related 
Acquisition basis differences 
Unremitted earnings of foreign subsidiaries 
Other 

Total deferred tax liabilities 
Net deferred tax liabilities 

2017 

2016 

3,417    $
7,467      
14,724      
4,796      
3,617      
1,897      
1,606      
208      
37,732      
(31,491)     
6,241      

120      
5,518      
2,002      
437      
8,077      
(1,836)   $

5,868  
11,681  
13,715  
5,002  
5,412  
4,189  
1,334  
103  
47,304  
(44,731) 
2,573  

53  
7,423  
-  
662  
8,138  
(5,565) 

  $

  $

Companies are required to assess whether a valuation allowance should be recorded against their deferred tax assets 
(“DTAs”) based on the consideration of all available evidence, using a “more likely than not” realization standard. The 
four sources of taxable income that must be considered in determining whether DTAs will be realized are, (1) future 
reversals  of  existing  taxable  temporary  differences (i.e. offset  of gross deferred  tax  assets  against  gross  deferred  tax 
liabilities); (2) taxable income in prior carryback years, if carryback is permitted under the tax law; (3) tax planning 
strategies and (4) future taxable income exclusive of reversing temporary differences and carryforwards. 

In  assessing  whether  a  valuation  allowance  is  required,  significant  weight  is  to  be  given  to  evidence  that  can  be 
objectively verified. We have evaluated our DTAs each reporting period, including an assessment of our cumulative 
income or loss over the prior three-year period and future periods, to determine if a valuation allowance was required. A 
significant negative factor in our assessment was Cohu's three-year cumulative U.S. loss history at the end of various 
fiscal periods including 2017. 

As a result of our cumulative, three-year U.S. GAAP pretax loss from continuing operations at the end of 2017 we were 
unable to conclude at December 30, 2017, that it was “more likely than not” that our U.S. DTAs would be realized. We 
will evaluate the realizability of our DTAs at the end of each quarterly reporting period in 2018 and should circumstances 
change it is possible the remaining valuation allowance, or a portion thereof, will be reversed in a future period. 

Our valuation allowance on our DTAs at December 30, 2017, and December 31, 2016, was approximately $31.5 million 
and  $44.7 million,  respectively.  The  remaining  gross  DTAs  for  which  a  valuation  allowance  was  not  recorded  are 
realizable primarily through future reversals of existing taxable temporary differences.  

As the realization of DTAs is determined by tax jurisdiction, the deferred tax liabilities recorded as part of the 2008 
acquisition of Rasco, a German corporation, the fiscal 2013 acquisition of Ismeca, a Swiss Corporation, and the fiscal 
2017 acquisition of Kita Japan, a Japanese company were not a source of taxable income in assessing the realization of 
our DTAs in the U.S. 

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

The reconciliation of income tax computed at the U.S. federal statutory tax rate to the provision for income taxes for 
continuing operations is as follows: 

(in thousands) 
Tax provision at U.S. 35% statutory rate 
Impact of Tax Act, before reduction in valuation allowance 
State income taxes, net of federal tax benefit 
Settlements, adjustments and releases from statute 
expirations 
Federal tax credits 
Stock-based compensation 
Change in valuation allowance 
Non-deductible transaction related costs 
Foreign income taxed at different rates 
Other, net 

  $

  $

2017 

2016 

2015 

12,378    $
12,397      
56      

(1,731)     
(371)     
(2,801)     
(13,484)     
577      
(4,866)     
89      
2,244    $

2,102    $
-      
168      

(312)     
(183)     
168      
2,430      
463      
(2,378)     
289      
2,747    $

2,801  
-  
(152) 

(104) 
(221) 
156  
2,181  
-  
(2,601) 
151  
2,211  

Our effective tax rate for each of the years presented was impacted by earnings realized in foreign jurisdictions with 
statutory tax rates lower than the U.S. federal statutory tax rate. Included in 2017 foreign income taxed at different rates 
is $2.0 million of foreign withholding tax that we accrued in the event we repatriate funds from certain of our foreign 
subsidiaries. Beginning in 2018, earnings realized in foreign jurisdictions will be subject to U.S. tax in accordance with 
the Tax Act. State income taxes, net of federal benefit, have been reduced by research tax credits totaling approximately 
$0.2 million, $0.2 million and $0.4 million in 2017, 2016 and 2015, respectively. 

At December 30, 2017, we had federal and state net operating loss carryforwards of approximately $31.2 million and 
$19.0 million, respectively, that expire in various tax years beginning in 2018 through 2036 or have no expiration date. 
We  also  have  federal  and  state  tax  credit  carryforwards  at  December  30,  2017  of  approximately  $7.6 million  and 
$14.1 million, respectively,  certain of which  expire  in various  tax  years beginning  in 2018  through 2037  or  have  no 
expiration date. The federal and state loss and credit carryforwards are subject to annual limitations under Sections 382 
and 383 of the Internal Revenue Code and applicable state tax law. We believe the state tax credit is not likely to be 
realized.  

We have certain tax holidays with respect to our operations in Malaysia and the Philippines. These holidays require 
compliance  with  certain  conditions  and  expire  at  various  dates  through  2027.  The  impact  of  these  holidays  was  an 
increase in net income of approximately $2.8 million or $0.10 per share in 2017, $1.0 million, or $0.04 per share, in 
2016 and $0.8 million, or $0.03 per share, in fiscal 2015. 

A reconciliation of our gross unrecognized tax benefits, excluding accrued interest and penalties, is as follows: 

(in thousands) 
Balance at beginning of year 
Gross additions for tax positions of current year 
Gross additions for tax positions of prior years 
Reductions due to lapse of the statute of limitations 
Foreign exchange rate impact 
Balance at end of year 

2017 

2016 

2015 

10,075    $
200      
958      
(1,148)     
236      
10,321    $

10,444    $
125      
58      
(446)     
(106)     
10,075    $

10,841  
215  
248  
(243) 
(617) 
10,444  

  $

  $

The gross additions for tax positions of prior years is primarily related to the Kita acquisition. 

If  the  unrecognized  tax  benefits  at  December  30,  2017  are  ultimately  recognized,  approximately  $4.3 million 
($5.2 million at December 31, 2016) would result in a reduction in our income tax expense and effective tax rate. It is 
reasonably  possible  that  our  gross  unrecognized  tax  benefits  as  of  December  30,  2017,  could  decrease  in  2018  by 
approximately $0.6 million as a result of the expiration of certain statutes of limitations.  

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

We recognize interest and penalties related to unrecognized tax benefits in income tax expense. Cohu had approximately 
$1.1 million and $1.2 million accrued for the payment of interest and penalties at December 30, 2017, and December 31, 
2016, respectively. Interest expense, net of accrued interest reversed, was $(0.3) million in 2017, not significant in 2016 
and $0.1 million in 2015. 

Our U.S. federal and state income tax returns for years after 2013 and 2012, respectively, remain open to examination, 
subject to the statute of limitations. Net operating loss and credit carryforwards arising prior to these years are also open 
to examination if and when utilized. The statute of limitations for the assessment and collection of income taxes related 
to our foreign tax returns varies by country. In the foreign countries where we have significant operations these time 
periods generally range from four to ten years after the year for which the tax return is due or the tax is assessed. 

6.     Employee Benefit Plans 

Defined Contribution Retirement Plans – We maintain a defined contribution 401(k) retirement savings plan covering 
all  salaried  and  hourly  U.S.  employees.  Participation  is  voluntary  and  participants’  contributions  are  based  on  their 
eligible  compensation. We  match  contributions  of participants  at  50% up  to 6% of  salary  contributed, up  to various 
statutory limits. In both 2017 and 2016 we made matching contributions to the plan of $0.6 million. In 2015 we made 
contributions to the plan of $0.7 million.  

Defined Benefit Retirement Plans – As a result of the acquisition of Ismeca effective December 31, 2012, we took over 
the Ismeca Europe Semiconductor BVG Pension Plan in Switzerland (“the Swiss Plan”) and the following discussion 
only relates to the Swiss Plan.  

Net periodic benefit cost of the Swiss Plan was as follows: 

(in thousands) 
Service cost 
Interest cost 
Expected return on assets 
Settlements 

Net periodic costs 

2017 

2016 

2015 

  $ 

  $ 

907    $ 
198      
(119)     
-      
986    $ 

868    $ 
245      
(147)     
-      
966    $ 

856  
311  
(193) 
235  
1,209  

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

The following table sets forth the projected benefit obligation, the fair value of plan assets, the funded status and the 
liability we have recorded in our consolidated balance sheet related to the Swiss Plan: 

(in thousands) 
Change in projected benefit obligation: 
Benefit obligation at beginning of year 

Service cost 
Interest cost 
Actuarial loss 
Participant contributions 
Benefits paid 
Foreign currency exchange adjustment 

Benefit obligation at end of year 
Change in plan assets: 
Fair value of plan assets at beginning of year 

Return on assets, net of actuarial loss 
Employer contributions 
Participant contributions 
Benefits paid 
Foreign currency exchange adjustment 

Fair value of plan assets at end of year 
Net liability at end of year 

2017 

2016 

  $ 

  $ 

(27,499)   $ 
(907)     
(198)     
(628)     
(789)     
743      
(1,234)     
(30,512)     

16,077      
112      
789      
789      
(743)     
722      
17,746      
(12,766)   $ 

(25,483) 
(868) 
(245) 
(796) 
(719) 
(214) 
826  
(27,499) 

14,716  
189  
719  
719  
214  
(480) 
16,077  
(11,422) 

At  December  30,  2017,  and  December  31,  2016,  the  Swiss  Plan’s  net  liability  is  included  in  noncurrent  accrued 
retirement benefits. Amounts recognized in accumulated other comprehensive income net of tax related to the Swiss 
Plan consisted of an unrecognized net actuarial loss totaling $3.1 million at December 30, 2017, and $2.4 million at 
December 31, 2016. 

Weighted-average actuarial assumptions used to determine the projected benefit obligation under the Swiss Plan are as 
follows: 

Discount rate 
Compensation increase 

2017 
0.7% 
1.8% 

2016 
0.7% 
1.5% 

Weighted-average assumptions used to determine net periodic benefit cost of the Swiss Plan are as follows: 

Discount rate 
Rate of return on Assets 
Compensation increase 

2017 
0.7% 
0.7% 
1.5% 

2016 
1.0% 
1.0% 
1.8% 

2015 
1.3% 
1.3% 
1.8% 

During 2018 employer and employee contributions to the Swiss Plan are expected to total $0.8 million. Estimated benefit 
payments are expected to be as follows: 2018 - $0.8 million; 2019 - $0.9 million; 2020 - $0.9 million; 2021 - $1.1 million; 
2022 - $0.9 million; and $6.0 million thereafter through 2027. 

As is customary with Swiss pension plans, the assets of the plan are invested in a collective fund with multiple employers. 
We have no investment authority over the assets of the plan that are held and invested by a Swiss insurance company. 
Investment holdings are made with respect to Swiss laws and target allocations for plan assets are 68% debt securities 
and  cash,  15%  real  estate  investments,  9%  alternative  investments  and  8%  equity  securities.  The  valuation  of  the 
collective fund assets as a whole is a Level 3 measurement; however the individual investments of the fund are generally 
Level 1 (equity securities), Level 2 (fixed income) and Level 3 (real estate and alternative) investments. We determine 
the fair value of the plan assets based on information provided by the collective fund, through review of the collective 
fund’s  annual  financial  statements.  See  Note  4,  “Financial  Instruments  Measured  at  Fair  Value”  for  additional 
information on the three-tier fair value hierarchy. 

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

We maintain other defined benefit plans for employees located outside the U.S. for which the majority of the obligations 
and net periodic benefit cost were determined to be immaterial for all periods presented. 

Retiree  Medical  Benefits  –  We  provide  post-retirement  health  benefits  to  certain  executives  and  directors  under  a 
noncontributory plan. The net periodic benefit cost was $0.1 million in 2017, 2016, and 2015. We fund benefits as costs 
are incurred and as a result there are no plan assets.  

The weighted average discount rate used in determining the accumulated post-retirement benefit obligation was 3.4% in 
2017, 3.9% in 2016 and 4.2% in 2015. The annual rates of increase of the cost of health benefits was assumed to be 9.2% 
in 2018. This rate was then assumed to decrease 0.5% per year to 4.5% in 2027 and remain level thereafter. A one percent 
increase  (decrease)  in  health  care  cost  trend  rates  would  increase  (decrease)  the  2017  net  periodic  benefit  cost  by 
approximately $13,000 ($11,000) and the accumulated post-retirement benefit obligation as of December 30, 2017, by 
approximately $419,000 ($354,000).  

Contributions  to  the post-retirement  health benefit plan  are  expected  to  total  $0.1  million  in 2018. Estimated benefit 
payments are expected to be as follows: 2018 - $0.1 million; 2019 - $0.1 million; 2020 - $0.1 million; 2021 - $0.1 million; 
2022 - $0.2 million and $0.9 million thereafter through 2027. 

The following table sets forth the post-retirement benefit obligation, funded status and the liability we have recorded in 
our consolidated balance sheets: 

(in thousands) 
Accumulated benefit obligation at beginning of year 

Interest cost 
Actuarial (gain) loss 
Benefits paid 

Accumulated benefit obligation at end of year 
Plan assets at end of year 
Funded status 

2017 

2016 

  $ 

  $ 

2,490    $ 
95      
677      
(114)     
3,148      
-      
(3,148)   $ 

2,649  
109  
(185) 
(83) 
2,490  
-  
(2,490) 

Deferred Compensation – The Cohu, Inc. Deferred Compensation Plan allows certain of our officers to defer a portion 
of their current compensation. We have purchased life insurance policies on the participants with Cohu as the named 
beneficiary. Participant contributions, distributions and investment earnings and losses are accumulated in a separate 
account  for  each  participant.  At  December  30,  2017,  the  payroll  liability  to  participants,  included  in  accrued 
compensation and benefits in the consolidated balance sheet, was approximately $2.3 million and the cash surrender 
value of the related life insurance policies included in other current assets was approximately $2.2 million. At December 
31, 2016, the liability totaled $2.4 million and the corresponding assets were $2.2 million.  

Employee Stock Purchase Plan – The Cohu, Inc. 1997 Employee Stock Purchase Plan (“the Plan”) provides for the 
issuance of a maximum of 2,650,000 shares of our common stock. Under the Plan, eligible employees may purchase 
shares of common stock through payroll deductions. The price paid for the common stock is equal to 85% of the fair 
market value of our common stock on specified dates. During the last three years we issued shares under the Plan as 
follows: 2017 - 99,144; 2016 - 110,579 and 2015 - 122,528. At December 30, 2017, there were 601,340 shares reserved 
for issuance under the Plan.  

Stock Options – At December 30, 2017, a total of 1,503,078 shares were available for future equity grants under the 
Cohu,  Inc.  2005  Equity  Incentive  Plan  (“the  2005  Plan”).  Under  the  2005  Plan  stock  options  may  be  granted  to 
employees, consultants and outside directors to purchase a fixed number of shares of our common stock at prices not 
less than 100% of the fair market value at the date of grant. Options generally vest and become exercisable after one year 
or in four annual increments beginning one year after the grant date and expire ten years from the grant date. We have 
historically issued new shares of Cohu common stock upon share option exercise. 

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

Stock option activity under our share-based compensation plans was as follows: 

2017 

2016 

2015 

(in thousands, except per share data) 
Outstanding, beginning of year 
Granted 
Exercised 
Cancelled 
Outstanding, end of year 

   Shares 

Wt. Avg. 
Ex. Price       Shares 

Wt. Avg. 
Ex. Price       Shares 

1,641    $ 
-      
(1,164)   $ 
(5)   $ 
472    $ 

10.79      
N/A      
10.98      
20.73      
10.20      

1,965    $
-      
(101)   $
(223)   $
1,641    $

11.25      
N/A      
7.89      
16.19      
10.79      

Wt. Avg. 
Ex. Price    
11.67  
10.98  
8.65  
16.07  
11.25  

2,435    $
10    $
(175)   $
(305)   $
1,965    $

Options exercisable at year end 

469    $ 

10.20      

1,537    $

10.85      

1,673    $

11.47  

The aggregate intrinsic value of options exercised was $10.1 million in 2017, $0.5 million in 2016, and $0.7 million in 
2015.  At  December  30,  2017,  the  aggregate  intrinsic  value  of  options  outstanding,  vested  and  expected  to  vest  and 
exercisable was $5.5 million.  

Information about stock options outstanding at December 30, 2017 is as follows (options in thousands): 

Range of 

Number 

Exercise Prices       Outstanding 
$7.32 - $9.44 
$9.45 - $10.54        
$10.55 - $17.67       

248      
26      
198      
472      

Options Outstanding 
     Approximate 
     Wt. Avg. 
     Remaining 
     Life (Years) 

     Wt. Avg. 
Ex. Price 

Options Exercisable 

Number 

     Exercisable 

     Wt. Avg. 
Ex. Price 

4.7    $ 
4.8    $ 
4.2    $ 
4.5    $ 

9.16      
10.41      
11.48      
10.20      

248     $ 
26     $ 
195     $ 
469     $ 

9.16   
10.41   
11.49   
10.20   

Restricted  Stock  Units  –  Under  our  equity  incentive  plans,  restricted  stock  units  may  be  granted  to  employees, 
consultants and outside directors. Restricted stock units vest over a one-year, two-year or a four-year period from the 
date of grant. Prior to vesting, restricted stock units do not have dividend equivalent rights, do not have voting rights and 
the shares underlying the restricted stock units are not considered issued and outstanding. New shares of our common 
stock will be issued on the date the restricted stock units vest net of the statutory tax withholding requirements to be paid 
by us on behalf of our employees. As a result, the actual number of shares issued will be fewer than the actual number 
of RSUs outstanding at December 30, 2017. 

Restricted stock unit activity under our share-based compensation plans was as follows: 

2017 

2016 

2015 

(in thousands, except per share data) 
Outstanding, beginning of year 
Granted 
Released 
Cancelled 
Outstanding, end of year 

   Units 

Wt. Avg. 
Fair Value      Units 
10.50      
15.95      
10.26      
11.85      
12.50      

1,078    $ 
471    $ 
(409)   $ 
(57)   $ 
1,083    $ 

Wt. Avg. 
Fair Value      Units 
9.93      
11.25      
9.90      
10.25      
10.50      

1,026    $ 
482    $ 
(339)   $ 
(91)   $ 
1,078    $ 

Wt. Avg. 
Fair Value   
9.54  
10.54  
9.63  
9.82  
9.93  

1,083    $ 
353    $ 
(409)   $ 
(46)   $ 
981    $ 

Equity-Based Performance Stock Units – We grant performance stock units (“PSUs”) to certain senior executives as 
a part of our long-term equity compensation program. The performance criteria for the PSUs granted in 2017, 2016 and 
2015 is based on a combination of the Company’s annualized Total Shareholder Return (“TSR”) for the performance 
period and the relative performance of the Company’s TSR compared with the annualized TSR of certain peer companies 
for the performance period. The PSU awards granted in 2014 had a one-year performance period after which the number 
of  shares  of  our  common  stock  earned,  if  any,  was  determined,  subject  to  certain  adjustments  resulting  from  the 

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

performance of our TSR relative to a pre-selected competitor group over the two-year period following the date of grant. 
The number of shares of common stock that will ultimately be issued to settle PSUs granted over the last four years is 
as follows: 

Year Granted 
2017 
2016 
2015 
2014 

Range of Awards 
25% - 200% 
25% - 200% 
25% - 200% 
0% - 150% 

     Performance Criteria Period (in years)    

3 
3 
2 
2 

PSUs granted in 2017 and 2016 vest 100% on the third anniversary of their grant and PSUs granted in 2015 and 2014 
vest 50% on the second and third anniversary of their grant, respectively. 

We estimated the fair value of the PSUs using a Monte Carlo simulation model on the date of grant. Compensation 
expense is recognized over the derived service period. New shares of our common stock will be issued on the date the 
PSUs vest net of the minimum statutory tax withholding requirements to be paid by us on behalf of our employees. As 
a result, the actual number of shares issued will be fewer than the actual number PSUs outstanding at December 30, 
2017. 

PSU activity under our share-based compensation plans was as follows: 

2017 

2016 

2015 

(in thousands, except per share data)     Units 
Outstanding, beginning of year 
Granted 
Released 
Cancelled 
Outstanding, end of year 

403    $
185    $
(186)   $
(68)   $
334    $

Wt. Avg. 
Fair Value      Units 
11.04      
17.60      
11.35      
11.94      
14.31      

376     $
222     $
(172 )   $
(23 )   $
403     $

Wt. Avg. 
Fair Value      Units 
10.80      
11.38      
11.27      
8.75      
11.04      

334    $
156    $
(38)   $
(76)   $
376    $

Wt. Avg. 
Fair Value   
10.49   
10.69   
9.52   
9.86   
10.80   

Share-based Compensation – We estimate the fair value of each share-based award on the grant date using the Black-
Scholes and the Monte Carlo simulation valuation models. Option valuation models require the input of highly subjective 
assumptions  and  changes  in the  assumptions  used  can  materially  affect  the  grant  date  fair  value of  an  award. These 
assumptions  for  the  Black-Scholes  model  include  the  risk-free  rate  of  interest,  expected  dividend  yield,  expected 
volatility, and the expected life of the award. The risk-free rate of interest is based on the U.S. Treasury rates appropriate 
for the expected term of the award as of the grant date. Expected dividends are based primarily on historical factors 
related to our common stock. Expected volatility is based on historic weekly stock price observations of our common 
stock during the period immediately preceding the share-based award grant that is equal in length to the award’s expected 
term. We believe that historical volatility is the best estimate of future volatility. Expected life of the award is based on 
historical option exercise data. The Monte Carlo simulation model incorporates assumptions for the risk-free interest 
rate, Cohu and the selected peer group price volatility, the correlation between Cohu and the selected index, and dividend 
yields. Share-based compensation expense related to restricted stock unit awards is calculated based on the market price 
of our common stock on the date of grant, reduced by the present value of dividends expected to be paid on our common 
stock prior to vesting of the restricted stock unit.  

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

The following weighted average assumptions were used to value share-based awards granted: 

Employee Stock Purchase Plan 
Dividend yield 
Expected volatility 
Risk-free interest rate 
Expected term (years) 
Weighted-average grant date fair value per share 

Employee Stock Options 
Dividend yield 
Expected volatility 
Risk-free interest rate 
Expected term (years) 
Weighted-average grant date fair value per share 

Restricted Stock Units 
Dividend yield 

2017 
1.4% 
33.3% 
0.7% 
0.5 
$4.63 

2017(1) 
N/A 
N/A 
N/A 
N/A 
N/A 

2017 
1.4% 

2016 
2.0% 
31.2% 
0.3% 
0.5 
$2.82 

2016(1) 
N/A 
N/A 
N/A 
N/A 
N/A 

2016 
2.0% 

2015 
2.2% 
35.3% 
0.1% 
0.5 
$2.71 

2015 
2.1% 
39.1% 
1.6% 
5.9 
$3.46 

2015 
2.1% 

(1) There were no stock options granted in 2017 and 2016. 

Reported share-based compensation is classified in the Consolidated Financial Statements as follows: 

(in thousands) 
Cost of sales 
Research and development 
Selling, general and administrative 
Share-based compensation of continuing operations 
Discontinued operations 
Income tax benefit 
Total share-based compensation, net of tax 

  $ 

  $ 

2017 

2016 

2015 

423    $ 
1,054      
5,530      
7,007      
-      
(530)     
6,477    $ 

398    $ 
1,292      
5,453      
7,143      
-      
(269)     
6,874    $ 

566  
1,092  
5,097  
6,755  
138  
(249) 
6,644  

We elected to early adopt ASU 2016-09 in the fourth quarter of 2016, which among other items, provides an accounting 
policy election to account for forfeitures as they occur, rather than based on an estimate of expected forfeitures. We 
elected to account for forfeitures as they occur and therefore, share-based compensation expense for the years ended 
December  30,  2017,  and  December  31,  2016,  have  been  calculated  based  on  actual  forfeitures  in  our  consolidated 
statement of income, rather than our previous approach where the expense was net of estimated forfeitures determined 
at the grant date. The net cumulative effect of this change was recognized as a $0.2 million increase to paid-in capital 
and a decrease to retained earnings as of December 27, 2015. Share-based compensation expense for the year ended 
December 26, 2015, was recorded net of estimated forfeitures. 

At December 30, 2017, we had less than $0.1 million of pre-tax unrecognized compensation cost related to unvested 
stock options which is expected to be recognized over a weighted-average period of approximately 0.2 years.  

At  December  30,  2017,  we  had  approximately  $10.1 million  of  pre-tax  unrecognized  compensation  cost  related  to 
unvested restricted stock units and performance stock units which is expected to be recognized over a weighted-average 
period of approximately 2.3 years.  

7.     Segment and Geographic Information 

We  applied  the  provisions  of  ASC  280,  which  sets  forth  a  management  approach  to  segment  reporting,  establishes 
requirements  to  report  selected  segment  information  quarterly  and  to  report  annually  entity-wide  disclosures  about 
products,  major  customers  and  the  geographies  in  which  the  entity  holds  material  assets  and  reports  revenue.  An 

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NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

operating segment is defined as a component that engages in business activities whose operating results are reviewed by 
the chief operating decision maker and for which discrete financial information is available. Based on the provisions of 
ASC 280, we have determined that our identified operating segments, which are Digital Test Handlers (DTH), Analog 
Test Handlers (ATH) and Integrated Test Solutions (ITS), qualify for aggregation under ASC 280 due to similarities in 
their customers, their economic characteristics, and the nature of products and services provided and, as a result we report 
in one segment, semiconductor equipment. As a result, the financial information disclosed herein materially represents 
all of the financial information related to our semiconductor equipment segment. 

During the last three years, the following customers comprised 10% or greater of our consolidated net sales: 

Intel 
NXP Semiconductors N.V. (1) 

2017     
11.2%     
15.9%     

2016     
17.2%     
13.7%     

2015  
18.0 % 
11.4 % 

(1) The merger of NXP Semiconductors N.V. and Freescale Semiconductor, Ltd. was completed on December 7, 

2015. Sales to these customers have been combined for all periods presented. 

Net sales to customers, attributed to countries based on product shipment destination, were as follows: 

(in thousands) 
China 
Malaysia 
United States 
Rest of the World 

Total, net 

2017 

2016 

2015 

  $ 

  $ 

82,474     $ 
80,102       
38,729       
151,399       
352,704     $ 

60,291    $ 
85,956      
35,204      
100,633      
282,084    $ 

52,589  
60,776  
50,704  
105,585  
269,654  

Geographic location of our property, plant and equipment and other long-lived assets was as follows: 

(in thousands) 
Property, plant and equipment: 

Japan 
Germany 
Philippines 
Malaysia 
United States 
Rest of the World 

Total, net 

Goodwill and other intangible assets: 

Germany 
United States 
Switzerland 
Malaysia 
Singapore 
Japan 
Rest of the World 

Total, net 

2017 

2016 

12,137     $ 
7,485       
5,808       
4,622       
3,064       
1,056       
34,172     $ 

30,546     $ 
17,242       
15,450       
7,078       
6,558       
4,491       
996       
82,361     $ 

-   
6,674   
4,167   
4,067   
2,398   
928   
18,234   

26,892   
17,242   
18,264   
6,775   
6,558   
-   
953   
76,684   

  $ 

  $ 

  $ 

  $ 

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COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

8.     Commitments and Contingencies 

We lease certain of our facilities and equipment under non-cancelable operating leases. Rental expense was $3.6 million 
in 2017, $4.4 million in 2016, and $1.8 million in 2015. The increase in rent expense in 2017 and 2016 was a result of 
the sale lease-back of our headquarters facility on December 4, 2015. See Note 13, “Sale-leaseback of Poway Facility” 
for additional information. 

Future minimum lease payments at December 30, 2017 are as follows:  

(in thousands)  
Non-cancelable 

2018 

2019 

2020 

2021 

2022 

    Thereafter      Total 

operating leases 

  $

3,280    $

2,930    $

2,664    $

2,636    $

2,687    $ 

7,264    $  21,461  

From time-to-time we are involved in various legal proceedings, examinations by various tax authorities and claims that 
have arisen in the ordinary course of our business. The outcome of any litigation is inherently uncertain. While there can 
be no assurance, at the present time we do not believe that the resolution of the matters described above will have a 
material adverse effect on our assets, financial position or results of operations. 

9.     Guarantees 

Accrued Warranty 

Changes in accrued warranty during the three-year period ended December 30, 2017, was as follows: 

(in thousands) 
Beginning balance 

Warranty accruals 
Warranty payments 
Warranty liability assumed 

Ending balance 

2017 

2016 

2015 

  $ 

  $ 

4,350    $ 
6,765      
(6,316)     
50      
4,849    $ 

4,886    $ 
6,088      
(6,624)     
-      
4,350    $ 

5,848  
6,747  
(7,709) 
-  
4,886  

Accrued warranty amounts expected to be incurred after one year are included in noncurrent other accrued liabilities in 
the consolidated balance sheet. These amounts totaled $0.6 million at both December 30, 2017, and December 31, 2016.  

Revolving Lines of Credit and Term Loans 

As a result of the Acquisition, we assumed a series of revolving credit facilities with various financial institutions in 
Japan. The credit facilities renew monthly and provide Kita with access to working capital totaling up to $6.2 million. 
At  December 30, 2017,  total  borrowings outstanding under  the  revolving  lines  of  credit  were $3.1 million.  As  these 
credit  facility  agreements  renew  monthly,  they  have  been  included  in  short-term  borrowings  in  our  condensed 
consolidated balance sheet.  

We also assumed term loans from a series of Japanese financial institutions primarily related to the expansion of Kita’s 
facility in Osaka, Japan. The loans are collateralized by the facility and land, carry interest rates ranging from 0.05% to 
0.45%, and expire at various dates through 2034. At December 30, 2017, the outstanding loan balance was $5.9 million 
and $1.3 million of the outstanding balance is presented as current installments of long-term debt in our consolidated 
balance sheets. The fair value of the debt approximates the carrying value at December 30, 2017. 

The revolving lines of credit and term loans are denominated in Japanese Yen and, as a result, amounts disclosed herein 
will fluctuate because of changes in currency exchange rates. 

At December 30, 2017, future payments for the Kita’s revolving credit facilities and term loans total $9.0 million at 
December  30,  2017,  of  which  approximately  $1.3 million  will  be  due  in  2018,  $1.2 million  will  be  due  in  2019, 
$1.0 million will be due in 2020, $1.1 million will be due in 2021, $0.8 million will be due in 2022 and $3.6 million 
thereafter. 

57 

 
  
  
  
  
  
    
    
    
    
  
  
  
  
  
  
  
    
    
  
    
    
    
  
  
  
  
  
  
COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

Our wholly owned Ismeca subsidiary has one available line of credit which provide it with borrowings of up to a total 
of 2.0 million Swiss Francs. At December 30, 2017, and December 31, 2016, no amounts were outstanding under this 
line of credit.  

10.  Accumulated Other Comprehensive Loss 

Components of other comprehensive loss, on an after-tax basis, were as follows: 

(in thousands) 
Year ended December 26, 2015 

Foreign currency translation adjustments 
Adjustments related to postretirement benefits 

Other comprehensive income (loss) 

Year ended December 31, 2016 

Foreign currency translation adjustments 
Adjustments related to postretirement benefits 
Change in unrealized gain/loss on investments 

Other comprehensive income (loss) 

Year ended December 30, 2017 

Foreign currency translation adjustments 
Adjustments related to postretirement benefits 
Change in unrealized gain/loss on investments 

Other comprehensive income (loss) 

  $ 

  $ 

  $ 

  $ 

  $ 

  $ 

Before Tax 
amount 

Tax 
(Expense) 
Benefit 

Net of Tax 
Amount 

(11,000)   $ 
(24)     
(11,024)   $ 

(5,789)   $ 
(429)     
(5)     
(6,223)   $ 

11,345    $ 
(1,369)     
(2)     
9,974    $ 

-    $ 
(34)     
(34)   $ 

-    $ 
113      
-      
113    $ 

-    $ 
121      
-      
121    $ 

(11,000) 
(58) 
(11,058) 

(5,789) 
(316) 
(5) 
(6,110) 

11,345  
(1,248) 
(2) 
10,095  

Components of accumulated other comprehensive loss, net of tax, at the end of each period are as follows: 

(in thousands) 
Accumulated net currency translation adjustments 
Accumulated net adjustments related to postretirement benefits 
Accumulated net unrealized gain/loss on investments 

Total accumulated other comprehensive loss 

2017 

2016 

  $ 

  $ 

(13,771)   $ 
(4,009)     
(7)     
(17,787)   $ 

(25,116) 
(2,761) 
(5) 
(27,882) 

11.   Discontinued Operations  

In 2015, we sold all of the outstanding stock of BMS for $4.9 million in cash and up to $2.5 million of contingent cash 
consideration. Our decision to sell this non-core business resulted from management’s determination that they were no 
longer a strategic fit within our organization. 

As part of the divestiture of BMS we recorded a contingent consideration receivable that was been classified as Level 3 
in the fair value hierarchy. See Note 4, “Financial Instruments Measured at Fair Value” for additional information on 
the three-tier fair value hierarchy. The contingent consideration represents the estimated fair value of future payments 
we are due based on BMS achieving annual revenue targets in 2016 and 2017 as specified in the sale agreement. We 
determined the value of the contingent consideration using a Monte Carlo simulation model with changes to the fair 
value of the contingent consideration being recognized in discontinued operations. During 2017, BMS failed to meet 
the necessary revenue targets and the contingent consideration receivable was written-off. 

58 

 
  
  
  
  
  
    
    
  
      
        
        
  
    
      
        
        
  
    
    
      
        
        
  
    
    
  
  
  
    
  
    
    
  
  
  
  
 
 
COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

Operating results of our discontinued BMS operation are summarized as follows (in thousands):  

   December 30,       December 31,       December 26,    
2016 

2015 

2017 

Net sales 

Loss from operations 
Loss from sale 
Loss before taxes 
Income tax provision 
Loss, net of tax 

12.  Related Party Transactions 

  $ 

  $ 

  $ 

-     $ 

-    $ 

6,965  

-     $ 
(278 )     
(278 )     
-       
(278 )   $ 

-    $ 
(221)     
(221)     
-      
(221)   $ 

(1,963) 
(3,573) 
(5,536) 
6  
(5,542) 

At December 30, 2017 certain of our cash and short-term investments were held and managed by BlackRock, Inc. which 
owns 13.1% of our outstanding common stock as reported in its Form 13-G filing made with the Securities and Exchange 
Commission on January 23, 2018. 

13.  Sale-leaseback of Poway Facility 

On December 4, 2015, we completed the sale of our headquarters facility located in Poway, California (the “Poway 
Facility”) for $34.1 million. After payment of commissions and other fees associated with the sale we realized net cash 
proceeds of approximately $33.3 million which resulted in a total gain of $18.5 million. Concurrent with the closing of 
the  sale,  we  entered  into  a  lease,  with  a  ten-year  term  through  2025,  that  provides  for  base  rent  of  approximately 
$1.6 million per annum, with 3% annual adjustments for inflation and a pro rata share of property operating costs. The 
lease  covers  approximately  43% (unaudited)  of  the  Poway  Facility.  This  lease  also  contains  two  five-year  renewal 
options.  

We accounted for this transaction in accordance with ASC subtopic 840-40, Sale-leaseback transactions, and recognized 
a gain on the sale-leaseback totaling $3.2 million for the year ended December 26, 2015. The remaining $15.3 million 
portion of the gain not recognized at the time of sale was deferred and is being recognized on a straight-line basis over 
the 10-year lease term in line with the recognition of rental expense related to the lease. During the years ended December 
30,  2017,  and  December  31,  2016,  we  amortized  $1.5 million  and  $2.0 million  of  the  deferred  gain  to  income, 
respectively. 

59 

 
  
  
  
  
  
    
    
  
  
      
        
        
  
    
    
    
  
  
  
  
  
 
 
COHU, INC. 
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS           

14.  Quarterly Financial Data (Unaudited)  

Quarter 
(in thousands, except per share data) 

First (a)       Second (a)       Third (a) 

     Fourth (a) (c)     

Year 

Net sales: 

Gross profit: 

2017   
2016   

$  81,097     $ 
$  65,778     $ 

93,866    $ 
76,353    $ 

93,651    $ 
69,259    $ 

84,090    $ 
70,694    $ 

352,704  
282,084  

2017   
$  32,256     $ 
2016 (b)   $  19,282     $ 

37,130    $ 
26,739    $ 

36,909    $ 
23,280    $ 

34,423    $ 
25,527    $ 

140,718  
94,828  

Income (loss) from 

continuing operations 

2017   
$ 
2016 (b)   $ 

6,763     $ 
(1,691 )   $ 

10,708    $ 
2,517    $ 

Net income (loss) 

2017   
$ 
2016 (b)   $ 

6,763     $ 
(1,691 )   $ 

10,430    $ 
2,462    $ 

8,755    $ 
128    $ 

8,755    $ 
179    $ 

6,895    $ 
2,306    $ 

6,895    $ 
2,089    $ 

33,121  
3,260  

32,843  
3,039  

Income (loss) per share (d): 

Basic: 

Income (loss) from 

continuing operations  2017   

$ 
2016 (b)  $ 

0.25     $ 
(0.06 )   $ 

Net income (loss) 

2017   
$ 
2016 (b)   $ 

0.25     $ 
(0.06 )   $ 

0.39    $ 
0.09    $ 

0.38    $ 
0.09    $ 

0.31    $ 
0.01    $ 

0.31    $ 
0.01    $ 

0.24    $ 
0.09    $ 

0.24    $ 
0.08    $ 

1.19  
0.12  

1.18  
0.11  

Diluted: 

Income (loss) from 

continuing operations  2017   

$ 
2016 (b)   $ 

0.24     $ 
(0.06 )   $ 

0.37    $ 
0.09    $ 

0.30    $ 
0.01    $ 

0.23    $ 
0.08    $ 

1.15  
0.12  

Net income (loss) 

1.14  
0.11  
(a)  All quarters presented above were comprised of 13 weeks, except for the fourth quarter ended December 31, 

$ 
2017   
2016 (b)   $ 

0.24     $ 
(0.06 )   $ 

0.30    $ 
0.01    $ 

0.23    $ 
0.08    $ 

0.36    $ 
0.09    $ 

2016, which was comprised of 14 weeks. 

(b)  As a result of the adoption of ASU 2016-09, in the fourth quarter of 2016, certain amounts in the first three
quarters have been restated as if the new accounting guidance was adopted starting with the first day of our 2016
fiscal year. The impact of these restatements was not significant. 

(c)  The fourth quarter of 2017 includes impact of Tax Act enacted in December 2017. 
(d)  The sum of the four quarters may not agree to the year total due to rounding within a quarter and the inclusion

or exclusion of common stock equivalents. 

60 

 
  
 
  
  
         
         
         
         
  
  
  
  
     
         
         
         
         
  
  
  
  
  
     
         
         
         
         
  
  
  
  
  
     
         
         
         
         
  
  
  
  
  
     
         
         
         
         
  
  
  
  
  
     
         
         
         
         
  
         
         
         
         
  
  
  
     
         
         
         
         
  
  
  
  
  
     
         
         
         
         
  
  
  
  
  
     
         
         
         
         
  
  
  
     
         
         
         
         
  
  
  
  
  
     
         
         
         
         
  
  
   
  
  
  
Report of Independent Registered Public Accounting Firm  

To the Shareholders and the Board of Directors of Cohu, Inc. 

Opinion on the Financial Statements 

We have audited the accompanying consolidated balance sheets of Cohu, Inc. (the Company) as of December 30, 2017, and 
December 31, 2016, and the related consolidated statements of income, comprehensive income (loss), stockholders’ equity, 
and cash flows for each of the three years in the period ended December 30, 2017, and the related notes and the financial 
statement schedule listed in the Index at Item 15(a) (collectively referred to as the “financial statements”). In our opinion, the 
financial statements present fairly, in all material respects, the consolidated financial position of the Company at December 
30, 2017, and December 31, 2016, and the consolidated results of its operations and its cash flows for each of the three years 
in the period ended December 30, 2017, in conformity with U.S. generally accepted accounting principles.  

We also have audited, in accordance with the standards of the Public Company Accounting Oversight Board (United States) 
(PCAOB), the Company’s internal control over financial reporting as of December 30, 2017, based on criteria established in 
Internal Control-Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway Commission 
(2013 framework) and our report dated March 2, 2018 expressed an unqualified opinion thereon.  

Basis for Opinion 

These financial statements are the responsibility of the Company's management. Our responsibility is to express an opinion 
on the Company’s financial statements based on our audits. We are a public accounting firm registered with the PCAOB and 
are  required  to  be  independent  with  respect  to  the  Company  in  accordance  with  the  U.S.  federal  securities  laws  and  the 
applicable rules and regulations of the Securities and Exchange Commission and the PCAOB. 

We conducted our audits in accordance with the standards of the PCAOB. Those standards require that we plan and perform 
the audit to obtain reasonable assurance about whether the financial statements are free of material misstatement, whether 
due to error or fraud. Our audits included performing procedures to assess the risks of material misstatement of the financial 
statements, whether due to error or fraud, and performing procedures that respond to those risks. Such procedures included 
examining,  on  a  test  basis,  evidence  regarding  the  amounts  and  disclosures  in  the  financial  statements.  Our  audits  also 
included evaluating the accounting principles used and significant estimates made by management, as well as evaluating the 
overall presentation of the financial statements. We believe that our audits provide a reasonable basis for our opinion. 

/s/ Ernst & Young LLP 

We have served as the Company’s auditor since 1956 
San Diego, California 
March 2, 2018 

61 

 
  
  
  
  
  
  
  
  
  
 
 
Index to Exhibits 

15. (b)  The following exhibits are filed as part of, or incorporated into, the 2017 Cohu, Inc. Annual Report on Form

10-K: 

Exhibit No.    Description 

2.1 

3.1 

3.1(a) 

3.2 

10.1 

10.2 

10.3 

10.4 

10.5 

10.6 

10.7 

10.8 

10.9 

Share  Purchase  Agreement  dated  November  15,  2016  by  and  among  Cohu,  Inc.  (and  certain  of  its
subsidiaries),  Kita  Manufacturing  Co.,  LTD.  and  the  Shareholders  of  Kita  Manufacturing  Co.,  LTD.
incorporated herein by reference to Exhibit 2.1 from the Cohu, Inc. Current Report on Form 8-K filed with 
the Securities and Exchange Commission on January 10, 2017 

Amended and Restated Certificate of Incorporation of Cohu, Inc. incorporated herein by reference to Exhibit
3.1(a)  from  the  Cohu,  Inc.  Form  10-Q  (file  no.  001-04298)  filed  with  the  Securities  and  Exchange
Commission on July 19, 1999 

Certificate of Amendment of Amended and Restated Certificate of Incorporation of Cohu, Inc. incorporated
herein by reference from the Cohu, Inc. Form S-8 (file no. 333-40610) filed June 30, 2000, Exhibit 4.1(a) 

Amended and Restated Bylaws of Cohu, Inc. incorporated herein by reference to Exhibit 3.2 from the Cohu,
Inc. Current Report on Form 8-K (file no. 000-21875) filed with the Securities and Exchange Commission
on December 12, 1996 

Amended Cohu, Inc. 2005 Equity Incentive Plan incorporated herein by reference to Exhibit 10.1 from the
Cohu, Inc. Current Report on Form 8-K filed with the Securities and Exchange Commission on May 13,
2015* 

Amended Cohu, Inc. 1997 Employee Stock Purchase Plan, incorporated herein by reference to Exhibit 10.2
from the Cohu, Inc. Current Report on Form 8-K filed with the Securities and Exchange Commission on May
13, 2015* 

Cohu,  Inc.  Deferred  Compensation  Plan  (as  amended  and  restated)  incorporated  herein  by  reference  to
Exhibit 10.1 from the Cohu, Inc. Current Report on Form 8-K (file no. 001-04298) filed with the Securities 
and Exchange Commission on December 29, 2008* 

Form of employee restricted stock unit agreement for use with restricted stock units granted pursuant to the
Cohu, Inc. 2005 Equity Incentive Plan incorporated herein by reference to Exhibit 10.1 from the Cohu, Inc.
Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on August 4, 2015* 

Form of non-employee director restricted stock unit agreement for use with restricted stock units granted
pursuant to the Cohu, Inc. 2005 Equity Incentive Plan incorporated herein by reference to Exhibit 10.2 from
the Cohu, Inc. Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on August
4, 2015* 

Form of non-employee director restricted stock unit deferral election form for use with restricted stock units
granted pursuant to the Cohu, Inc. 2005 Equity Incentive Plan incorporated herein by reference to Exhibit 
10.3 from the Cohu, Inc. Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission
on August 4, 2015* 

Non-employee director fee deferral election form incorporated herein by reference to Exhibit 10.4 from the
Cohu, Inc. Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on August
4, 2015* 

Form of deferred stock agreement for shares granted pursuant to the Cohu, Inc. 2005 Equity Incentive Plan
incorporated herein by reference to Exhibit 10.5 from the Cohu, Inc. Quarterly Report on Form 10-Q filed 
with the Securities and Exchange Commission on August 4, 2015* 

Form of stock option agreement for use with stock options granted pursuant to the Cohu, Inc. 2005 Equity 
Incentive Plan incorporated herein by reference to Exhibit 10.6 from the Cohu, Inc. Quarterly Report on
Form 10-Q filed with the Securities and Exchange Commission on August 4, 2015* 

62 

 
     
  
  
  
     
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
  
  
 
  
  
     
  
  
  
  
10.10 

10.11 

10.12 

10.13 

10.14 

   21 

   23 

Intel Corporation Purchase Agreement Capital Equipment, Goods and Services, dated April 30, 2012, by
and between Delta Design, Inc. and Intel Corporation incorporated herein by reference to Exhibit 99.1 from 
the Cohu, Inc. Current Report on Form 8-K/A (file no. 001-04298) filed August 1, 2012 

Form of Indemnity Agreement, incorporated by reference to Exhibit 10.1 from the Cohu, Inc. Current Report
on Form 8-K (file no. 001-04298) filed July 28, 2008* 

Cohu, Inc. Retiree Health Benefits Agreement (as amended) incorporated herein by reference to Exhibit 10.2
from the Cohu, Inc. Current Report on Form 8-K (file no. 001-04298) filed with the Securities and Exchange
Commission on December 29, 2008* 

Cohu, Inc. Change in Control Agreement incorporated herein by reference to Exhibit 10.3 from the Cohu,
Inc. Current Report on Form 8-K (file no. 001-04298) filed with the Securities and Exchange Commission
on December 29, 2008* 

Lease  agreement  dated  December  4,  2015  by  and  between  CT  Crosthwaite  I,  LLC  and  Cohu,  Inc.
incorporated herein by reference to Exhibit 10.14 from the Cohu, Inc. Annual Report on Form 10-K filed 
with the Securities and Exchange Commission on February 23, 2016 

   Subsidiaries of Cohu, Inc. 

   Consent of Independent Registered Public Accounting Firm 

   31.1               Certification pursuant to Section 302(a) of the Sarbanes-Oxley Act of 2002 for Luis A. Müller 

   31.2               Certification pursuant to Section 302(a) of the Sarbanes-Oxley Act of 2002 for Jeffrey D. Jones 

32.1 

32.2 

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley 
Act of 2002 for Luis A. Müller  

Certification pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley 
Act of 2002 for Jeffrey D. Jones 

   101.INS 

   XBRL Instance Document 

   101.SCH 

   XBRL Taxonomy Extension Schema Document 

   101.CAL 

   XBRL Taxonomy Extension Calculation Linkbase Document 

   101.DEF 

   XBRL Taxonomy Extension Definition Linkbase Document 

   101.LAB 

   XBRL Taxonomy Extension Label Linkbase Document 

   101.PRE 

   XBRL Taxonomy Extension Presentation Linkbase Document 

* Management contract or compensatory plan or arrangement 

Item 16.  Form 10-K Summary. 

None. 

63 

 
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
     
  
  
     
  
  
     
  
  
     
  
  
  
  
     
  
  
  
  
     
  
  
     
  
  
     
  
  
     
  
  
     
  
  
     
  
  
     
  
  
     
  
  
 
 
Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused
this report to be signed on its behalf by the undersigned, thereunto duly authorized. 

SIGNATURES 

Date: March 2, 2018 

COHU, INC. 

By: /s/ Luis A. Müller 
 Luis A. Müller 
 President and Chief Executive Officer 

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following
persons on behalf of the registrant and in the capacities and on the dates indicated. 

Signature   

Title  

/s/ James A. Donahue 
James A. Donahue 

Chairman of the Board, 
Director 

/s/ Luis A. Müller 
Luis A. Müller 

/s/ Jeffrey D. Jones 
Jeffrey D. Jones 

/s/ William E. Bendush 
William E. Bendush 

/s/ Steven J. Bilodeau 
Steven J. Bilodeau 

/s/ Andrew M. Caggia 
Andrew M. Caggia 

/s/ Robert L. Ciardella 
Robert L. Ciardella 

/s/ Karl H. Funke 
Karl H. Funke 

President and Chief Executive Officer, Director 
(Principal Executive Officer) 

Vice President, Finance and CFO 
(Principal Financial and Accounting Officer) 

Director 

Director 

Director 

Director 

Director 

   Date 

   March 2, 2018 

   March 2, 2018 

   March 2, 2018 

   March 2, 2018 

   March 2, 2018 

   March 2, 2018 

   March 2, 2018 

   March 2, 2018 

64 

 
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
     
     
        
        
        
     
 
 
 
COHU, INC. 
SCHEDULE II 
VALUATION AND QUALIFYING ACCOUNTS 
(in thousands) 

     Additions          Additions        
    (Reductions)        (Reductions)       

Description 

Allowance for doubtful accounts: 

Year ended December 26, 2015 

Year ended December 31, 2016 

Year ended December 30, 2017 

Reserve for excess and obsolete inventories: 

   Balance at      
   Beginning       Charged 
   of Year 

     Balance 
at End 
     to Expense          to Expense       Write-offs       of Year 

        Charged 
        (Credited)      Deductions/     

Not 

  $ 

  $ 

  $ 

179    $ 

1   (1)  $ 

19    $ 

128    $

71    $ 

(4 ) (1)  $ 

13    $ 

(1)   $

71  

81  

81    $ 

204   (3)  $ 

6    $ 

61    $

230  

Year ended December 26, 2015 

  $ 

27,851    $ 

(648 ) (1)  $ 

2,409    $ 

2,959    $

26,653  

Year ended December 31, 2016 

  $ 

26,653    $ 

1,789   (2)  $ 

1,125    $ 

8,082    $

21,485  

Year ended December 30, 2017 

  $ 

21,485    $ 

2,661   (3)  $ 

1,148    $ 

4,106    $

21,188  

All amounts presented above have been restated to exclude the impact of our discontinued operations. 

(1) Changes in reserve balances resulting from foreign currency impact. 
(2) Changes in reserve balances resulting from foreign currency impact and reclassifications from other reserves. 
(3) Changes in reserve balances resulting from foreign currency impact, reclassifications and the acquisition of Kita. 

65