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EAM Investors, LLC
> PRTA
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | PROTHENA CORP PUBLIC LTD CO | PRTA | 49,656 | 13,500 | 3,390,512,000 | 1,638,031,000 | $68,280.01 |
| 03/31/2023 | PROTHENA CORP PUBLIC LTD CO | PRTA | 36,156 | -17,190 | 1,752,481,000 | -1,461,616,000 | $48,469.99 |
| 12/31/2022 | PROTHENA CORP PUBLIC LTD CO | PRTA | 53,346 | -291 | 3,214,097,000 | 3,210,845,000 | $60,250.01 |
| 09/30/2022 | PROTHENA CORP PUBLIC LTD CO | PRTA | 53,637 | 53,637 | 3,252,000 | 3,252,000 | $60.63 |
| 12/31/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 0 | -64,650 | 0 | -4,605,000 | |
| 09/30/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 64,650 | -39,900 | 4,605,000 | -770,000 | $71.23 |
| 06/30/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 104,550 | 42,893 | 5,375,000 | 3,826,000 | $51.41 |
| 03/31/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 61,657 | 61,657 | 1,549,000 | 1,549,000 | $25.12 |
| 06/30/2016 | PROTHENA CORP PUBLIC LTD CO | PRTA | 0 | -63,746 | 0 | -4,342,000 | |
| 03/31/2016 | PROTHENA CORP PUBLIC LTD CO | PRTA | 0 | -63,746 | 0 | -4,342,000 | |
| 12/31/2015 | PROTHENA CORP PUBLIC LTD CO | PRTA | 63,746 | 63,746 | 4,342,000 | 4,342,000 | $68.11 |
| 09/30/2015 | PROTHENA CORP PUBLIC LTD CO | PRTA | 56,093 | 56,093 | 2,543,000 | 2,543,000 | $45.34 |
| 06/30/2015 | PROTHENA CORP PUBLIC LTD CO | PRTA | 117,809 | 117,809 | 6,205,000 | 6,205,000 | $52.67 |
| 03/31/2015 | PROTHENA CORP PUBLIC LTD CO | PRTA | 32,250 | 32,250 | 1,230,000 | 1,230,000 | $38.14 |
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