Sarissa Capital Management 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 |
| 2023-08-24 5:18 pm Purchase | 2023-08-23 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 8,323,400 4.997% | 8,323,400 (New Position) | Filing |
| 2023-06-28 08:00 am Unchanged | 2023-06-28 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-06-27 08:02 am Unchanged | 2023-06-26 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-06-23 08:00 am Unchanged | 2023-06-22 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-06-21 08:00 am Unchanged | 2023-06-20 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-06-16 08:00 am Unchanged | 2023-06-15 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-06-14 08:00 am Unchanged | 2023-06-13 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-06-12 1:53 pm Sale | 2023-06-09 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 0 0.000% | -14,040,000 (Position Closed) | Filing |
| 2023-06-12 06:01 am Unchanged | 2023-06-09 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 0 0.000% | 0 (Unchanged) | Filing |
| 2023-06-05 08:45 am Unchanged | 2023-06-05 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 14,040,000 8.450% | 0 (Unchanged) | Filing |
| 2023-02-06 08:00 am Unchanged | 2023-02-03 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 14,040,000 8.540% | 0 (Unchanged) | Filing |
| 2022-10-07 5:24 pm Unchanged | 2022-10-06 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 14,040,000 8.550% | 0 (Unchanged) | Filing |
| 2022-07-06 5:15 pm Unchanged | 2022-07-06 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 14,040,000 8.550% | 0 (Unchanged) | Filing |
| 2022-01-10 4:31 pm Purchase | 2022-01-07 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 14,040,000 8.680% | 827,000 (+6.26%) | Filing |
| 2021-11-19 4:15 pm Purchase | 2021-11-18 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 13,213,000 8.170% | 68,000 (+0.52%) | Filing |
| 2021-09-10 5:19 pm Purchase | 2021-09-09 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 13,145,000 8.150% | 3,675,000 (+38.81%) | Filing |
| 2021-05-10 5:03 pm Purchase | 2021-04-30 | 13D | Alkermes plc ALKS | Sarissa Capital Management LP | 9,470,000 5.900% | 9,470,000 (New Position) | Filing |