SEC Form 4 
FORM 4	UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940 	  
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	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).			
1. Name and Address of Reporting Person*
DONAHUE JAMES A	

(Last)	(First)	(Middle)	
12367 CROSTHWAITE CIRCLE	

(Street) 
POWAY	CA	92064	

(City)	(State)	(Zip)	
	2. Issuer Name and Ticker or Trading Symbol 
COHU INC [ COHU ] 	5. Relationship of Reporting Person(s) to Issuer 
(Check all applicable) 
X	Director		10% Owner	
	Officer (give title below)		Other (specify below)	

	3. Date of Earliest Transaction (Month/Day/Year)
11/01/2017 		
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) 
X	Form filed by One Reporting Person	
	Form filed by More than One Reporting Person	
	
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned	
1. Title of Security (Instr. 3) 	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8) 	4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 	5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 	7. Nature of Indirect Beneficial Ownership (Instr. 4) 	
			Code	V	Amount	(A) or (D)	Price				
Common Stock	11/01/2017		M		36,750(1) 	A	$13.77 	443,472	D		
Common Stock	11/01/2017		S		36,750(1) 	D	$24.76(2) 	406,722(3) 	D		
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities) 	
1. Title of Derivative Security (Instr. 3) 	2. Conversion or Exercise Price of Derivative Security 	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8) 	5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 	6. Date Exercisable and Expiration Date (Month/Day/Year)	7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 	8. Price of Derivative Security (Instr. 5) 	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 	11. Nature of Indirect Beneficial Ownership (Instr. 4) 	
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares					
Employee Stock Option (Right to Buy)	$13.77 	11/01/2017		M		36,750		10/26/2011(4) 	10/26/2020	Common Stock	0	$0.00 	0	D		
Explanation of Responses:	
1. This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 25, 2017 (the "Plan"). The plan was completed on November 1, 2017.	
2. The shares with respect to this transaction were sold in multiple trades at prices ranging from $24.29 to $25.91; The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request by the Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.	
3. Number of shares includes 39,711 Restricted Stock Units (RSU) and 71,064 Deferred Stock Units (DSUs) previously reported that in the future will be converted on a one-for-one basis into shares of Cohu, Inc. Common Stock, immediately upon vesting which vesting is scheduled to occur in annual installments (assuming continued service to the Board and achievement of specified performance goals).	
4. The option vested in four equal installments beginning on October 26, 2011.	
Remarks:	
	
	Jeffrey D. Jones, by Power of Attorney	11/02/2017	
	** Signature of Reporting Person	Date	
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.	
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).	
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).	
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.	
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