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Filing Detail
Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments:
SEC Accession No. 0001104659-19-074868
Filing Date
2019-12-20
Accepted
2019-12-20 13:28:05
Documents
3
Effectiveness Date
2019-12-20

Document Format Files

Seq Description Document Type Size
1 S-8 POS a19-25024_5s8pos.htm S-8 POS 59371
2 EX-23.1 a19-25024_5ex23d1.htm EX-23.1 2556
3 EX-24.1 a19-25024_5ex24d1.htm EX-24.1 7179
  Complete submission text file 0001104659-19-074868.txt   70148
Mailing Address 830 WINTER ST WALTHAM MA 02451
Business Address 830 WINTER ST WALTHAM MA 02451 (781)895-0600
ImmunoGen, Inc. (Filer) CIK: 0000855654 (see all company filings)

IRS No.: 042726691 | State of Incorp.: MA | Fiscal Year End: 1231
Type: S-8 POS | Act: 33 | File No.: 333-215196 | Film No.: 191299372
SIC: 2834 Pharmaceutical Preparations