<SEC-DOCUMENT>0001104659-21-010774-index.html : 20210202
<SEC-HEADER>0001104659-21-010774.hdr.sgml : 20210202
<ACCEPTANCE-DATETIME>20210202130315
ACCESSION NUMBER:		0001104659-21-010774
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210202
DATE AS OF CHANGE:		20210202
GROUP MEMBERS:		ATLAS VENTURE ASSOCIATES IX, L.P.
GROUP MEMBERS:		ATLAS VENTURE ASSOCIATES IX, LLC

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Surface Oncology, Inc.
		CENTRAL INDEX KEY:			0001718108
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-90445
		FILM NUMBER:		21580015

	BUSINESS ADDRESS:	
		STREET 1:		50 HAMPSHIRE STREET, 8TH FLOOR
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139
		BUSINESS PHONE:		617-714-4096

	MAIL ADDRESS:	
		STREET 1:		50 HAMPSHIRE STREET, 8TH FLOOR
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Atlas Venture Fund IX, L.P.
		CENTRAL INDEX KEY:			0001671219
		IRS NUMBER:				461357890
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1012

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		46 WAREHAM STREET, FLOOR 3
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02118
		BUSINESS PHONE:		617-588-2694

	MAIL ADDRESS:	
		STREET 1:		46 WAREHAM STREET, FLOOR 3
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02118
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>a21-4941_3sc13ga.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: a21-4941_3sc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>