Key facts
- STATE STREET CORP filed SCHEDULE 13G for ALKERMES PLC COMMON STOCK (ALKS).
- Disclosed ownership: 5.2%.
- Date of event: 30 Sep 2025.
STATE STREET CORP - 30 Sep 2025 SCHEDULE 13G Report for ALKERMES PLC COMMON STOCK (ALKS)
- Filing Manager
- STATE STREET CORP
- Reporting Manager
- STATE STREET CORPORATION
- Security
- ALKERMES PLC COMMON STOCK
- Symbol
- ALKS
- Shares outstanding
- 164,237,519 shares
- Disclosed Ownership
- 8,540,351 shares
- Ownership
- 5.2%
- Form type
- SCHEDULE 13G
- Filing time
- 10 Nov 2025, 08:14:11 UTC
- Date of event
- 30 Sep 2025
- Previous filing
- 13 May 2025
- SEC
- View on sec.gov
Key filing fact
STATE STREET CORP disclosed 5.2% ownership in ALKERMES PLC COMMON STOCK (ALKS) on 30 Sep 2025.
Change
- Previous schedule filing date: 13 May 2025.
- Current filing was accepted on 10 Nov 2025, 08:14.
Research use
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Reporting managers (1)
Names, ownership, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| STATE STREET CORPORATION | 5.2% | 8,540,351 | 0 | 8,026,911 | ELIZABETH SCHAEFER | SENIOR VICE PRESIDENT, CHIEF ACCOUNTING OFFICER |
CIK / CUSIP context first