<SEC-DOCUMENT>0001193125-21-012429-index.html : 20210120
<SEC-HEADER>0001193125-21-012429.hdr.sgml : 20210120
<ACCEPTANCE-DATETIME>20210120161400
ACCESSION NUMBER:		0001193125-21-012429
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210120
DATE AS OF CHANGE:		20210120

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Acacia Communications, Inc.
		CENTRAL INDEX KEY:			0001651235
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				270291921
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-89737
		FILM NUMBER:		21538905

	BUSINESS ADDRESS:	
		STREET 1:		THREE MILL AND MAIN PLACE
		STREET 2:		SUITE 400
		CITY:			MAYNARD
		STATE:			MA
		ZIP:			01754
		BUSINESS PHONE:		978-938-4896

	MAIL ADDRESS:	
		STREET 1:		THREE MILL AND MAIN PLACE
		STREET 2:		SUITE 400
		CITY:			MAYNARD
		STATE:			MA
		ZIP:			01754

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CISCO SYSTEMS, INC.
		CENTRAL INDEX KEY:			0000858877
		STANDARD INDUSTRIAL CLASSIFICATION:	COMPUTER COMMUNICATIONS EQUIPMENT [3576]
		IRS NUMBER:				770059951
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			0731

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		170 WEST TASMAN DR
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134-1706
		BUSINESS PHONE:		4085264000

	MAIL ADDRESS:	
		STREET 1:		170 WEST TASMAN DR
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134-1706

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CISCO SYSTEMS INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>d105463dsc13da.htm
<DESCRIPTION>AMENDMENT NO.1 TO SC 13D
<TEXT>
Document 1 - file: d105463dsc13da.htm

</DOCUMENT>
</SEC-DOCUMENT>