Schedule 13G ownership disclosure
IMMUNOGEN INC
Security class unavailable · CUSIP: 45253H101
Event date: 2022-03-23
Legacy cover-page extraction is best effort and may not include every reporting person.
- Filing-level shares
- 11,586,193
- Percent of class
- 5.2500%
Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.
Source: SEC EDGAR filingFiling metadata
- Accession number
- 0000902664-22-002401
- Form type
- SC 13G
- Filer
- ADAGE CAPITAL PARTNERS GP, L.L.C.
- CIK
- CIK 1165408
- Filed
- Apr 04, 2022
- Reporting period
- Mar 23, 2022
- Description
- Schedule 13G beneficial ownership