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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001179110-20-007528
Filing Date
2020-06-18
Accepted
2020-06-18 16:06:45
Documents
1
Period of Report
2020-06-17

Document Format Files

Seq Description Document Type Size
1 FORM 4 - edgar.html 4  
1 FORM 4 - edgar.xml 4 6594
  Complete submission text file 0001179110-20-007528.txt   7989
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 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.: 20972536