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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001415889-23-007093
Filing Date
2023-05-02
Accepted
2023-05-02 16:30:28
Documents
2
Period of Report
2023-04-24

Document Format Files

Seq Description Document Type Size
1 form3-05022023_080507.html 3  
1 form3-05022023_080507.xml 3 1679
2 ex24-05022023_080507.htm EX-24 5506
  Complete submission text file 0001415889-23-007093.txt   8571
Mailing Address 830 WINTER ST WALTHAM MA 02451
Business Address 830 WINTER ST WALTHAM MA 02451 (781)895-0600
ImmunoGen, Inc. (Issuer) CIK: 0000855654 (see all company filings)

IRS No.: 042726691 | State of Incorp.: MA | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

Mailing Address C/O IMMUNOGEN, INC. 830 WINTER STREET WALTHAM MA 02451
Business Address
Kalofonos Isabel (Reporting) CIK: 0001975163 (see all company filings)

Type: 3 | Act: 34 | File No.: 000-17999 | Film No.: 23879592