Baker Bros. Advisors LP 13D and 13G filings for Alkermes plc:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2026-02-17 4:25 pm Purchase | 2025-12-31 | 13G | ALKERMES PLC ALKS | Baker Bros. Advisors LP | 10,012,267 6.100% | 10,012,267 (New Position) | Filing |