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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. 0001104659-24-014658
Filing Date
2024-02-12
Accepted
2024-02-12 16:22:31
Documents
1
Effectiveness Date
2024-02-12

Document Format Files

Seq Description Document Type Size
1 S-8 POS tm245857d9_s8pos.htm S-8 POS 43295
  Complete submission text file 0001104659-24-014658.txt   44385
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.: 333-235632 | Film No.: 24620275
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)