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Filing Details

Accession Number:: 0001209191-17-007811
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2017-02-03 18:26:24
Reporting Period:: 2017-02-01

Filing Date:: 2017-02-03
Accepted Time:: 2017-02-03 18:26:24
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1651235	Acacia Communications Inc.	ACIA	Semiconductors & Related Devices (3674)	270291921

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1657231	C Bhupendra Shah	C/O Acacia Communications, Inc. Three Mill And Main Place, Suite 400 Maynard MA 01754	Vice President Of Engineering	No	Yes	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2017-02-01	1,960	$55.03	201,248	No	4	S	Indirect	By Shah LLC
Common Stock	Disposition	2017-02-01	500	$56.11	200,748	No	4	S	Indirect	By Shah LLC
Common Stock	Disposition	2017-02-01	300	$57.19	200,448	No	4	S	Indirect	By Shah LLC
Common Stock	Disposition	2017-02-01	500	$58.31	199,948	No	4	S	Indirect	By Shah LLC
Common Stock	Disposition	2017-02-01	5,800	$55.02	129,834	No	4	S	Indirect	By Bhupendra Shah 1999 Trust U/A DTD 10/06/1999
Common Stock	Disposition	2017-02-01	1,900	$56.16	127,934	No	4	S	Indirect	By Bhupendra Shah 1999 Trust U/A DTD 10/06/1999
Common Stock	Disposition	2017-02-01	800	$57.47	127,134	No	4	S	Indirect	By Bhupendra Shah 1999 Trust U/A DTD 10/06/1999
Common Stock	Disposition	2017-02-01	1,200	$58.52	125,934	No	4	S	Indirect	By Bhupendra Shah 1999 Trust U/A DTD 10/06/1999
Common Stock	Disposition	2017-02-01	100	$59.61	125,834	No	4	S	Indirect	By Bhupendra Shah 1999 Trust U/A DTD 10/06/1999

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	By Shah LLC
No	4	S	Indirect	By Shah LLC
No	4	S	Indirect	By Shah LLC
No	4	S	Indirect	By Shah LLC
No	4	S	Indirect	By Bhupendra Shah 1999 Trust U/A DTD 10/06/1999
No	4	S	Indirect	By Bhupendra Shah 1999 Trust U/A DTD 10/06/1999
No	4	S	Indirect	By Bhupendra Shah 1999 Trust U/A DTD 10/06/1999
No	4	S	Indirect	By Bhupendra Shah 1999 Trust U/A DTD 10/06/1999
No	4	S	Indirect	By Bhupendra Shah 1999 Trust U/A DTD 10/06/1999

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	97,086	Direct

Footnotes

Includes 78,457 restricted stock units ("RSUs"). Each RSU represents the right to receive one share of common stock upon vesting. Includes 452 shares of common stock acquired under the registrant's employee stock purchase plan on October 31, 2016.
This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Shah LLC on September 1, 2016.
This transaction was executed in multiple trades at prices ranging from $54.65 to $55.58, inclusive; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC staff, the registrant, or a security holder of the registrant.
This transaction was executed in multiple trades at prices ranging from $55.66 to $56.64, inclusive; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC staff, the registrant, or a security holder of the registrant.
This transaction was executed in multiple trades at prices ranging from $56.66 to $57.64, inclusive; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC staff, the registrant, or a security holder of the registrant.
This transaction was executed in multiple trades at prices ranging from $57.75 to $58.72, inclusive; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC staff, the registrant, or a security holder of the registrant.
This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Bhupendra Shah 1999 Trust U/A DTD 10/06/1999 on September 1, 2016.
This transaction was executed in multiple trades at prices ranging from $54.72 to $55.70, inclusive; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC staff, the registrant, or a security holder of the registrant.
This transaction was executed in multiple trades at prices ranging from $55.72 to $56.69, inclusive; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC staff, the registrant, or a security holder of the registrant.
This transaction was executed in multiple trades at prices ranging from $57.19 to $57.66, inclusive; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC staff, the registrant, or a security holder of the registrant.
This transaction was executed in multiple trades at prices ranging from $58.28 to $58.84, inclusive; the price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions were effected upon request to the SEC staff, the registrant, or a security holder of the registrant.