<SEC-DOCUMENT>0000899243-21-039303-index.html : 20211005
<SEC-HEADER>0000899243-21-039303.hdr.sgml : 20211005
<ACCEPTANCE-DATETIME>20211005191152
ACCESSION NUMBER:		0000899243-21-039303
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20211001
FILED AS OF DATE:		20211005
DATE AS OF CHANGE:		20211005

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Ros Matthew
		CENTRAL INDEX KEY:			0001673802

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38443
		FILM NUMBER:		211308262

	MAIL ADDRESS:	
		STREET 1:		C/O EPIZYME, INC.
		STREET 2:		400 TECHNOLOGY SQUARE
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Cogent Biosciences, Inc.
		CENTRAL INDEX KEY:			0001622229
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				465308248
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		200 CAMBRIDGE PARK DRIVE
		STREET 2:		SUITE 3100
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02140
		BUSINESS PHONE:		617-945-5576

	MAIL ADDRESS:	
		STREET 1:		200 CAMBRIDGE PARK DRIVE
		STREET 2:		SUITE 3100
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02140

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Unum Therapeutics Inc.
		DATE OF NAME CHANGE:	20180402

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Unum Therapeutics, Inc.
		DATE OF NAME CHANGE:	20141014
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
Document 1 - file: doc4.html

Document 1 - RAW XML: doc4.xml

</DOCUMENT>
</SEC-DOCUMENT>