| 2024-01-24 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 5,000 0.0096% | $34.00 | $170,000 | -29.4% | |
| 2023-12-20 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 5,000 0.0094% | $37.19 | $185,952 | -32.41% | |
| 2023-11-30 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 5,000 0.0097% | $34.00 | $170,000 | -19.51% | |
| 2023-10-25 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 5,000 0.0097% | $41.04 | $205,191 | -30.59% | |
| 2023-09-19 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 5,000 0.0093% | $52.36 | $261,807 | -44.52% | |
| 2023-08-18 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 5,000 0.0096% | $57.18 | $285,923 | -42.84% | |
| 2023-07-19 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 5,000 0.0099% | $69.19 | $345,943 | -49.98% | |
| 2023-06-20 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 5,000 0.0094% | $68.90 | $344,494 | -50.75% | |
| 2023-05-19 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 5,000 0.0095% | $74.00 | $369,978 | -49.59% | |
| 2023-04-19 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 5,000 0.0095% | $52.90 | $264,480 | -17.05% | |
| 2023-03-15 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 20,000 0.0376% | $48.42 | $968,346 | -1.57% | |
| 2022-11-18 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 10,000 0.0201% | $57.07 | $570,709 | -5.11% | |
| 2022-10-24 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 20,000 0.0391% | $57.23 | $1.14M | -5.34% | |
| 2021-11-23 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 4,519 0.0116% | $57.88 | $261,573 | -33.97% | |
| 2021-10-20 | Sale | Prothena Corporation plc PRTA | Chief Accounting Officer | 23,000 0.0523% | $60.25 | $1.39M | -43.65% | |
| 2017-09-28 | Sale | Prothena Corporation plc PRTA | See Remarks | 1,500 0.004% | $70.00 | $105,000 | -50.66% | |
| 2017-07-17 | Sale | Prothena Corporation plc PRTA | See Remarks | 5,000 0.0131% | $64.89 | $324,439 | -40.25% | |
| 2017-04-17 | Sale | Prothena Corporation plc PRTA | See Remarks | 5,000 0.0131% | $52.25 | $261,262 | +1.99% | |
| 2016-10-13 | Sale | Prothena Corporation plc PRTA | See Remarks | 5,000 0.0144% | $54.23 | $271,173 | -0.42% | |
| 2016-09-19 | Sale | Prothena Corporation plc PRTA | See Remarks | 12,000 0.0349% | $61.10 | $733,204 | -10.64% |