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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001415889-22-006735
Filing Date
2022-06-17
Accepted
2022-06-17 16:22:46
Documents
1
Period of Report
2022-06-15

Document Format Files

Seq Description Document Type Size
1 form4-06172022_010658.html 4  
1 form4-06172022_010658.xml 4 6816
  Complete submission text file 0001415889-22-006735.txt   8185
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 128 SPRING STREET, SUITE 520 LEXINGTON MA 02421
Business Address
Goldberg Mark Alan (Reporting) CIK: 0001532475 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-17999 | Film No.: 221024168