Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001179110-21-009040
Filing Date
2021-10-01
Accepted
2021-10-01 16:11:46
Documents
2
Period of Report
2021-09-30

Document Format Files

Seq Description Document Type Size
1 FORM 4 - edgar.html 4  
1 FORM 4 - edgar.xml 4 4289
2 POWER OF ATTORNEY mitchellpoasept22.txt EX-24.TXT 3498
  Complete submission text file 0001179110-21-009040.txt   9183
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 C/O BRISTOL MYERS SQUIBB CO 345 PARK AVE NEW YORK NY 10164
Business Address
MITCHELL DEAN J (Reporting) CIK: 0001199297 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-17999 | Film No.: 211299014