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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001179110-20-004404
Filing Date
2020-04-02
Accepted
2020-04-02 07:51:07
Documents
1
Period of Report
2020-03-31

Document Format Files

Seq Description Document Type Size
1 FORM 4 - edgar.html 4  
1 FORM 4 - edgar.xml 4 4315
  Complete submission text file 0001179110-20-004404.txt   5689
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

Mailing Address 128 SPRING STREET, SUITE 520 LEXINGTON MA 02421
Business Address
Goldberg Mark Alan (Reporting) CIK: 0001532475 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-17999 | Film No.: 20767382