0001964306-24-000029.txt : 20240205 0001964306-24-000029.hdr.sgml : 20240205 20240205160812 ACCESSION NUMBER: 0001964306-24-000029 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240205 DATE AS OF CHANGE: 20240205 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: ImmunoGen, Inc. CENTRAL INDEX KEY: 0000855654 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 042726691 STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 000-17999 FILM NUMBER: 24595742 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 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Enyedy Mark J CENTRAL INDEX KEY: 0001586965 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: C/O FATE THERAPEUTICS, INC. STREET 2: 3535 GENERAL ATOMICS COURT, SUITE 200 CITY: SAN DIEGO STATE: CA ZIP: 92121 144 1 primary_doc.xml 144 0001586965 XXXXXXXX LIVE 0000855654 ImmunoGen, Inc. 000-17999 830 WINTER ST WALTHAM MA 02451 (781)895-0600 Enyedy Mark J Officer Director Common Stock Merrill Lynch

225 Liberty Street Floor 37 New York NY 10281

20107 588774.24 266264274 02/05/2024 NASDAQ Common Stock 02/03/2024 Vesting of restricted stock unit award ImmunoGen, Inc. N 20107 02/03/2024 Granted as part of issuer equity compensation plan Y 02/05/2024 06/13/2023 Mark Enyedy