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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001415889-23-014916
Filing Date
2023-11-08
Accepted
2023-11-08 17:55:47
Documents
1
Period of Report
2023-11-06

Document Format Files

Seq Description Document Type Size
1 form4-11082023_101139.html 4  
1 form4-11082023_101139.xml 4 29797
  Complete submission text file 0001415889-23-014916.txt   31148
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
Office of Life Sciences

Mailing Address 830 WINTER STREET WALTHAM MA 02451
Business Address
Lentini Renee (Reporting) CIK: 0001838777 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-17999 | Film No.: 231389448