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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001179110-21-006817
Filing Date
2021-06-17
Accepted
2021-06-17 16:23:28
Documents
1
Period of Report
2021-06-16

Document Format Files

Seq Description Document Type Size
1 FORM 4 - edgar.html 4  
1 FORM 4 - edgar.xml 4 6621
  Complete submission text file 0001179110-21-006817.txt   7996
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 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.: 211025049