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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001179110-18-002676
Filing Date
2018-02-23
Accepted
2018-02-23 11:46:22
Documents
1
Period of Report
2018-02-21

Document Format Files

Seq Description Document Type Size
1 FORM 4 - edgar.html 4  
1 FORM 4 - edgar.xml 4 3495
  Complete submission text file 0001179110-18-002676.txt   4757
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: 0630
SIC: 2834 Pharmaceutical Preparations

Mailing Address 830 WINTER STREET WALTHAM MA 02451
Business Address
Ryll Thomas (Reporting) CIK: 0001701531 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-17999 | Film No.: 18635323