<SEC-DOCUMENT>0001968582-24-001180-index.html : 20241213
<SEC-HEADER>0001968582-24-001180.hdr.sgml : 20241213
<ACCEPTANCE-DATETIME>20241213160854
ACCESSION NUMBER:		0001968582-24-001180
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20241213
DATE AS OF CHANGE:		20241213

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Syros Pharmaceuticals, Inc.
		CENTRAL INDEX KEY:			0001556263
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				453772460
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-37813
		FILM NUMBER:		241548409

	BUSINESS ADDRESS:	
		STREET 1:		35 CAMBRIDGE PARK DRIVE
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02140
		BUSINESS PHONE:		617-744-1340

	MAIL ADDRESS:	
		STREET 1:		35 CAMBRIDGE PARK DRIVE
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02140

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LS22, Inc.
		DATE OF NAME CHANGE:	20120815

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Flagship Ventures Fund IV-Rx, L.P.
		CENTRAL INDEX KEY:			0001590973
		ORGANIZATION NAME:           	
		IRS NUMBER:				453977297
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144

	BUSINESS ADDRESS:	
		STREET 1:		55 CAMBRIDGE PARKWAY, 8TH FLOOR
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142
		BUSINESS PHONE:		617-868-1888

	MAIL ADDRESS:	
		STREET 1:		55 CAMBRIDGE PARKWAY, 8TH FLOOR
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
</SEC-DOCUMENT>