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UBS ASSET MANAGEMENT AMERICAS INC
> PRTA
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | PROTHENA CORP PUBLIC LTD CO | PRTA | 226,202 | -2,166 | 10,964,010,000 | 10,950,250,827 | $48,470.00 |
| 12/31/2022 | PROTHENA CORP PUBLIC LTD CO | PRTA | 228,368 | -14,642 | 13,759,173 | -14,719,936,827 | $60.25 |
| 09/30/2022 | PROTHENA CORP PUBLIC LTD CO | PRTA | 243,010 | 0 | 14,733,696,000 | 8,135,974,000 | $60,630.00 |
| 06/30/2022 | PROTHENA CORP PUBLIC LTD CO | PRTA | 243,010 | -16,964 | 6,597,722,000 | 6,588,214,752 | $27,150.00 |
| 03/31/2022 | PROTHENA CORP PUBLIC LTD CO | PRTA | 259,974 | 0 | 9,507,248 | -3,335,467 | $36.57 |
| 12/31/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 259,974 | -19,849 | 12,842,715 | -19,918,950,285 | $49.40 |
| 09/30/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 279,823 | -122,345 | 19,931,793,000 | -743,663,000 | $71,230.00 |
| 06/30/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 402,168 | 49,641 | 20,675,456,000 | 20,666,600,521 | $51,410.00 |
| 03/31/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 352,527 | 316,420 | 8,855,479 | 8,421,834 | $25.12 |
| 12/31/2020 | PROTHENA CORP PUBLIC LTD CO | PRTA | 36,107 | 0 | 433,645 | 72,936 | $12.01 |
| 09/30/2020 | PROTHENA CORP PUBLIC LTD CO | PRTA | 36,107 | 0 | 360,709 | -16,970 | $9.99 |
| 06/30/2020 | PROTHENA CORP PUBLIC LTD CO | PRTA | 36,107 | -6,258 | 377,679 | -75,627 | $10.46 |
| 03/31/2020 | PROTHENA CORP PUBLIC LTD CO | PRTA | 42,365 | -11,048 | 453,306 | -392,221 | $10.70 |
| 12/31/2019 | PROTHENA CORP PUBLIC LTD CO | PRTA | 53,413 | 19,146 | 845,527 | 576,874 | $15.83 |
| 09/30/2019 | PROTHENA CORP PUBLIC LTD CO | PRTA | 34,267 | 3,452 | 268,653 | -57,062 | $7.84 |
| 06/30/2019 | PROTHENA CORP PUBLIC LTD CO | PRTA | 30,815 | 3,495 | 325,715 | -5,677 | $10.57 |
| 03/31/2019 | PROTHENA CORP PUBLIC LTD CO | PRTA | 27,320 | 12,320 | 331,392 | 176,892 | $12.13 |
| 12/31/2018 | PROTHENA CORP PUBLIC LTD CO | PRTA | 15,000 | 0 | 154,500 | -41,700 | $10.30 |
| 09/30/2018 | PROTHENA CORP PUBLIC LTD CO | PRTA | 15,000 | 0 | 196,200 | -22,500 | $13.08 |
| 06/30/2018 | PROTHENA CORP PUBLIC LTD CO | PRTA | 15,000 | 14,952 | 218,700 | 216,938 | $14.58 |
| 03/31/2018 | PROTHENA CORP PUBLIC LTD CO | PRTA | 48 | 0 | 1,762 | -38 | $36.71 |
| 12/31/2017 | PROTHENA CORP PUBLIC LTD CO | PRTA | 48 | 0 | 1,800 | -1,309 | $37.50 |
| 09/30/2017 | PROTHENA CORP PUBLIC LTD CO | PRTA | 48 | 0 | 3,109 | 511 | $64.77 |
| 06/30/2017 | PROTHENA CORP PUBLIC LTD CO | PRTA | 48 | 0 | 2,598 | -80 | $54.13 |
| 03/31/2017 | PROTHENA CORP PUBLIC LTD CO | PRTA | 48 | 0 | 2,678 | 678 | $55.79 |
| 12/31/2016 | PROTHENA CORP PUBLIC LTD CO | PRTA | 48 | 48 | 2,000 | 2,000 | $41.67 |
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