SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001415889-23-016754
Filing Date
2023-12-19
Accepted
2023-12-19 18:58:54
Documents
1
Period of Report
2023-12-15

Document Format Files

Seq Description Document Type Size
1 form4-12192023_111248.html 4  
1 form4-12192023_111248.xml 4 11572
  Complete submission text file 0001415889-23-016754.txt   13037
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
(CF Office: 03 Life Sciences)

Mailing Address IMMUNOGEN, INC. 830 WINTER STREET WALTHAM MA 02451
Business Address
Wingrove Theresa (Reporting) CIK: 0001510720 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-17999 | Film No.: 231498919