Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001179110-21-000485
Filing Date
2021-01-11
Accepted
2021-01-11 16:49:45
Documents
1
Period of Report
2021-01-01

Document Format Files

Seq Description Document Type Size
1 FORM 3 - edgar.html 3  
1 FORM 3 - edgar.xml 3 15224
  Complete submission text file 0001179110-21-000485.txt   16580
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)

EIN.: 042726691 | State of Incorp.: MA | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

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

Type: 3 | Act: 34 | File No.: 000-17999 | Film No.: 21521332