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PLATINUM INVESTMENT MANAGEMENT LTD
> PRTA
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | PROTHENA CORP PUBLIC LTD CO | PRTA | 41,508 | -7,406 | 2,834,166,000 | 2,831,200,000 | $68,279.99 |
| 09/30/2022 | PROTHENA CORP PUBLIC LTD CO | PRTA | 48,914 | -11,598 | 2,966,000 | 1,323,000 | $60.64 |
| 06/30/2022 | PROTHENA CORP PUBLIC LTD CO | PRTA | 60,512 | 0 | 1,643,000 | -570,000 | $27.15 |
| 03/31/2022 | PROTHENA CORP PUBLIC LTD CO | PRTA | 60,512 | 0 | 2,213,000 | -776,000 | $36.57 |
| 12/31/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 60,512 | 0 | 2,989,000 | -1,321,000 | $49.40 |
| 09/30/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 60,512 | -41,393 | 4,310,000 | -929,000 | $71.23 |
| 06/30/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 101,905 | -26,318 | 5,239,000 | 2,018,000 | $51.41 |
| 03/31/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 128,223 | 0 | 3,221,000 | 1,681,000 | $25.12 |
| 12/31/2020 | PROTHENA CORP PUBLIC LTD CO | PRTA | 128,223 | 0 | 1,540,000 | 259,000 | $12.01 |
| 09/30/2020 | PROTHENA CORP PUBLIC LTD CO | PRTA | 128,223 | 0 | 1,281,000 | -60,000 | $9.99 |
| 06/30/2020 | PROTHENA CORP PUBLIC LTD CO | PRTA | 128,223 | 0 | 1,341,000 | -31,000 | $10.46 |
| 03/31/2020 | PROTHENA CORP PUBLIC LTD CO | PRTA | 128,223 | -12,720 | 1,372,000 | -859,000 | $10.70 |
| 12/31/2019 | PROTHENA CORP PUBLIC LTD CO | PRTA | 140,943 | -49,048 | 2,231,000 | 741,000 | $15.83 |
| 09/30/2019 | PROTHENA CORP PUBLIC LTD CO | PRTA | 189,991 | 0 | 1,490,000 | -518,000 | $7.84 |
| 06/30/2019 | PROTHENA CORP PUBLIC LTD CO | PRTA | 189,991 | 28,145 | 2,008,000 | 45,000 | $10.57 |
| 03/31/2019 | PROTHENA CORP PUBLIC LTD CO | PRTA | 161,846 | 0 | 1,963,000 | 296,000 | $12.13 |
| 12/31/2018 | PROTHENA CORP PUBLIC LTD CO | PRTA | 161,846 | 26,646 | 1,667,000 | -101,000 | $10.30 |
| 09/30/2018 | PROTHENA CORP PUBLIC LTD CO | PRTA | 135,200 | 0 | 1,768,000 | -203,000 | $13.08 |
| 06/30/2018 | PROTHENA CORP PUBLIC LTD CO | PRTA | 135,200 | 57,000 | 1,971,000 | -899,000 | $14.58 |
| 03/31/2018 | PROTHENA CORP PUBLIC LTD CO | PRTA | 78,200 | 7,800 | 2,870,000 | 231,000 | $36.70 |
| 12/31/2017 | PROTHENA CORP PUBLIC LTD CO | PRTA | 70,400 | 8,400 | 2,639,000 | -1,376,000 | $37.49 |
| 09/30/2017 | PROTHENA CORP PUBLIC LTD CO | PRTA | 62,000 | -4,500 | 4,015,000 | 417,000 | $64.76 |
| 06/30/2017 | PROTHENA CORP PUBLIC LTD CO | PRTA | 66,500 | 5,100 | 3,598,000 | 173,000 | $54.11 |
| 03/31/2017 | PROTHENA CORP PUBLIC LTD CO | PRTA | 61,400 | 19,800 | 3,425,000 | 1,379,000 | $55.78 |
| 12/31/2016 | PROTHENA CORP PUBLIC LTD CO | PRTA | 41,600 | -3,500 | 2,046,000 | -658,000 | $49.18 |
| 09/30/2016 | PROTHENA CORP PUBLIC LTD CO | PRTA | 45,100 | 5,100 | 2,704,000 | 1,306,000 | $59.96 |
| 06/30/2016 | PROTHENA CORP PUBLIC LTD CO | PRTA | 40,000 | 40,000 | 1,398,000 | 1,398,000 | $34.95 |
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