Rogerson Garry W Form 4 COHERENT / GARRY W ROGERSON ownership change

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^*

ROGERSON GARRY W

(Last) (First) (Middle)

P. O. BOX 54980

(Street)

SANTA CLARA CA 95056-0980

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
COHERENT INC [ COHR ]

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)
05/16/2017

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	05/16/2017		S		400(1)	D	$252.54(2)	14,600	I	By Family Trust
Common Stock	05/16/2017		S		200(1)	D	$253.8(3)	14,400	I	By Family Trust
Common Stock	05/16/2017		S		816(1)	D	$254.952(4)	13,584	I	By Family Trust
Common Stock	05/16/2017		S		500(1)	D	$256.084(5)	13,084	I	By Family Trust
Common Stcok	05/16/2017		S		303(1)	D	$257.266(6)	12,781	I	By Family Trust
Common Stock	05/16/2017		S		1,000(1)	D	$258.241(7)	11,781	I	By Family Trust
Common Stock	05/16/2017		S		1,181(1)	D	$259.588(8)	10,600	I	By Family Trust
Common Stock	05/16/2017		S		100(1)	D	$260.04	10,500	I	By Family Trust

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

Explanation of Responses:

1. Sold Pursuant to a Rule 10b5-1 sales plan adopted on February 28, 2017.

2. Represents the weighted average sales price for the shares. The range of prices for such sales was $252.17 to $252.93. The reporting person will provide upon request full information regarding the number of shares sold at each separate price.

3. Represents the weighted average sales price for the shares. The range of prices for such sales was $253.51 to $254.09. The reporting person will provide upon request full information regarding the number of shares sold at each separate price.

4. Represents the weighted average sales price for the shares. The range of prices for such sales was $254.55 to $255.48. The reporting person will provide upon request full information regarding the number of shares sold at each separate price.

5. Represents the weighted average sales price for the shares. The range of prices for such sales was $255.62 to $256.47. The reporting person will provide upon request full information regarding the number of shares sold at each separate price.

6. Represents the weighted average sales price for the shares. The range of prices for such sales was $256.89 to $257.83. The reporting person will provide upon request full information regarding the number of shares sold at each separate price.

7. Represents the weighted average sales price for the shares. The range of prices for such sales was $257.89 to $258.57. The reporting person will provide upon request full information regarding the number of shares sold at each separate price.

8. Represents the weighted average sales price for the shares. The range of prices for such sales was $259.04 to $260.00. The reporting person will provide upon request full information regarding the number of shares sold at each separate price.

	/s/ Rhonda Fassbender, Pursuant to Power of Attorney	05/17/2017
	** 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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