<SEC-DOCUMENT>0000908834-22-000030-index.html : 20220203
<SEC-HEADER>0000908834-22-000030.hdr.sgml : 20220203
<ACCEPTANCE-DATETIME>20220203092318
ACCESSION NUMBER:		0000908834-22-000030
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20220203
DATE AS OF CHANGE:		20220203

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Generation Bio Co.
		CENTRAL INDEX KEY:			0001733294
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				814301281
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-91530
		FILM NUMBER:		22586782

	BUSINESS ADDRESS:	
		STREET 1:		301 BINNEY STREET
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142
		BUSINESS PHONE:		857-529-5908

	MAIL ADDRESS:	
		STREET 1:		301 BINNEY STREET
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FARALLON CAPITAL MANAGEMENT LLC
		CENTRAL INDEX KEY:			0000909661
		IRS NUMBER:				943240279
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		ONE MARITIME PLAZA
		STREET 2:		SUITE 2100
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
		BUSINESS PHONE:		(415)421-2132

	MAIL ADDRESS:	
		STREET 1:		ONE MARITIME PLAZA
		STREET 2:		SUITE 2100
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FARALLON CAPITAL MANAGEMENT INC ET AL
		DATE OF NAME CHANGE:	19970210
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>13ga2_genbio.htm
<DESCRIPTION>AMENDMENT #2
<TEXT>
Document 1 - file: 13ga2_genbio.htm

</DOCUMENT>
</SEC-DOCUMENT>