BlackRock, Inc. 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 |
| 2025-04-28 09:00 am Purchase |
2025-03-31 | 13G | Alkermes plc ALKS |
BlackRock Inc. BLK |
25,638,477 15.800% |
17,734,040 (+224.36%) |
Filing |