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Filing Detail
Form 15-12G - Securities registration termination [Section 12(g)]:
SEC Accession No. 0001104659-24-026539
Filing Date
2024-02-22
Accepted
2024-02-22 16:15:19
Documents
1
Effectiveness Date
2024-02-22

Document Format Files

Seq Description Document Type Size
1 15-12G tm246789d1_1512g.htm 15-12G 8696
  Complete submission text file 0001104659-24-026539.txt   9783
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: 15-12G | Act: 34 | File No.: 000-17999 | Film No.: 24664952
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)