| 2023-01-05 | Sale | Prothena Corporation plc PRTA | director | 5,000 0.0096% | $52.67 | $263,350 | +1.69% | |
| 2022-12-05 | Sale | Prothena Corporation plc PRTA | director | 5,000 0.0105% | $62.07 | $310,356 | -9.78% | |
| 2022-11-07 | Sale | Prothena Corporation plc PRTA | director | 5,000 0.0102% | $55.62 | $278,083 | +0.1% | |
| 2022-10-05 | Sale | Prothena Corporation plc PRTA | director | 5,000 0.0102% | $57.92 | $289,622 | ||
| 2022-09-28 | Sale | Prothena Corporation plc PRTA | 25,000 0.0441% | $48.09 | $1.2M | -1.49% | ||
| 2022-04-05 | Sale | Prothena Corporation plc PRTA | 2,631 0.0058% | $39.18 | $103,073 | +26.67% |