PRIMECAP MANAGEMENT CO/CA/ 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 |
| 2020-09-10 12:01 pm Sale | 2009-02-28 | 13G | Alkermes plc ALKS | PRIMECAP MANAGEMENT CO/CA/ | 7,835,100 4.930% | -6,265,076 (-44.43%) | Filing |