Wellington Management Group LLP 13D and 13G filings for Prothena Corporation 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 |
| 2025-06-05 7:43 pm Sale | 2025-05-30 | 13G | Prothena Corporation plc PRTA | Wellington Management Group LLP | 108,208 0.200% | -5,022,668 (-97.89%) | Filing |
| 2025-02-10 10:25 am Purchase | 2024-12-31 | 13G | Prothena Corporation plc PRTA | Wellington Management Group LLP | 5,130,876 9.500% | 952,088 (+22.78%) | Filing |
| 2024-11-08 10:46 am Sale | 2024-09-30 | 13G | Prothena Corporation plc PRTA | Wellington Management Group LLP | 4,178,788 7.770% | -1,619,953 (-27.94%) | Filing |
| 2024-11-07 09:33 am Purchase | 2024-10-31 | 13G | Prothena Corporation plc PRTA | Wellington Management Group LLP | 5,798,741 10.780% | 4,824,841 (+495.41%) | Filing |