<SEC-DOCUMENT>0001415889-23-015909-index.html : 20231205
<SEC-HEADER>0001415889-23-015909.hdr.sgml : 20231205
<ACCEPTANCE-DATETIME>20231205210803
ACCESSION NUMBER:		0001415889-23-015909
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20231130
FILED AS OF DATE:		20231205
DATE AS OF CHANGE:		20231205

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Coen Stacy Ann
		CENTRAL INDEX KEY:			0001814150

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-17999
		FILM NUMBER:		231468282

	MAIL ADDRESS:	
		STREET 1:		11 RUSH POND RD
		CITY:			LAKEVILLE
		STATE:			MA
		ZIP:			02347

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ImmunoGen, Inc.
		CENTRAL INDEX KEY:			0000855654
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				042726691
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		830 WINTER ST
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
		BUSINESS PHONE:		(781)895-0600

	MAIL ADDRESS:	
		STREET 1:		830 WINTER ST
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	IMMUNOGEN INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>form4-12062023_021256.xml
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Document 1 - file: form4-12062023_021256.html

Document 1 - RAW XML: form4-12062023_021256.xml

</DOCUMENT>
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