Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000093751-24-000033
Filing Date
2024-01-22
Accepted
2024-01-22 09:50:13
Documents
1

Document Format Files

Seq Description Document Type Size
1 ImmunoGen_Inc.txt SC 13G/A 6505
  Complete submission text file 0000093751-24-000033.txt   8487
Mailing Address 1 CONGRESS STREET SUITE 1 BOSTON MA 02114
Business Address 1 CONGRESS STREET SUITE 1 BOSTON MA 02114 617 786-3000
STATE STREET CORP (Filed by) CIK: 0000093751 (see all company filings)

EIN.: 042456637 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)

Mailing Address 830 WINTER ST WALTHAM MA 02451
Business Address 830 WINTER ST WALTHAM MA 02451 (781)895-0600
ImmunoGen, Inc. (Subject) CIK: 0000855654 (see all company filings)

EIN.: 042726691 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-40774 | Film No.: 24547306
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)