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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001104659-19-052439
Filing Date
2019-10-02
Accepted
2019-10-02 11:59:56
Documents
1
Period of Report
2019-09-30

Document Format Files

Seq Description Document Type Size
1 4 a4.html 4  
1 4 a4.xml 4 4289
  Complete submission text file 0001104659-19-052439.txt   5675
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.: 191131257