| 2023-09-27 | Sale | Prothena Corporation plc PRTA | Chief Legal Officer | 5,000 0.0093% | $47.38 | $236,885 | -39.88% | |
| 2023-08-30 | Sale | Prothena Corporation plc PRTA | Chief Legal Officer | 5,000 0.0095% | $55.01 | $275,066 | -40.85% | |
| 2023-07-26 | Sale | Prothena Corporation plc PRTA | Chief Legal Officer | 5,000 0.0095% | $62.33 | $311,638 | -47.3% | |
| 2023-06-28 | Sale | Prothena Corporation plc PRTA | Chief Legal Officer | 5,000 0.0095% | $69.82 | $349,118 | -51.47% | |
| 2023-05-31 | Sale | Prothena Corporation plc PRTA | Chief Legal Officer | 5,000 0.0093% | $64.64 | $323,223 | -45.99% | |
| 2023-04-26 | Sale | Prothena Corporation plc PRTA | Chief Legal Officer | 5,000 0.0095% | $53.46 | $267,292 | -23.89% | |
| 2023-03-29 | Sale | Prothena Corporation plc PRTA | Chief Legal Officer | 5,000 0.0095% | $49.02 | $245,123 | -3.38% | |
| 2023-03-15 | Sale | Prothena Corporation plc PRTA | Chief Legal Officer | 15,000 0.0282% | $48.44 | $726,592 | -1.57% | |
| 2022-11-30 | Sale | Prothena Corporation plc PRTA | Chief Legal Officer | 5,000 0.0102% | $62.28 | $311,376 | -12.71% | |
| 2022-10-27 | Sale | Prothena Corporation plc PRTA | Chief Legal Officer | 20,000 0.0424% | $62.00 | $1.24M | -5.95% | |
| 2022-10-26 | Sale | Prothena Corporation plc PRTA | Chief Legal Officer | 45,280 0.092% | $59.96 | $2.71M | -6.49% | |
| 2021-11-19 | Sale | Prothena Corporation plc PRTA | See Remarks | 10,000 0.0212% | $55.00 | $550,000 | -42.57% | |
| 2021-10-27 | Sale | Prothena Corporation plc PRTA | See Remarks | 10,000 0.0242% | $58.52 | $585,250 | -38.2% |