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Granahan Investment Management, LLC
> PRTA
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | PROTHENA CORP PUBLIC LTD CO | PRTA | 295,057 | 62,429 | 20,146,492,000 | 8,871,013,000 | $68,280.00 |
| 03/31/2023 | PROTHENA CORP PUBLIC LTD CO | PRTA | 232,628 | 32,702 | 11,275,479,000 | -770,063,000 | $48,470.00 |
| 12/31/2022 | PROTHENA CORP PUBLIC LTD CO | PRTA | 199,926 | 58,818 | 12,045,542,000 | 12,036,987,000 | $60,250.00 |
| 09/30/2022 | PROTHENA CORP PUBLIC LTD CO | PRTA | 141,108 | 17,002 | 8,555,000 | 4,016,000 | $60.63 |
| 03/31/2022 | PROTHENA CORP PUBLIC LTD CO | PRTA | 124,106 | 33,927 | 4,539,000 | 84,000 | $36.57 |
| 12/31/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 90,179 | 44,875 | 4,455,000 | 1,228,000 | $49.40 |
| 09/30/2021 | PROTHENA CORP PUBLIC LTD CO | PRTA | 45,304 | 45,304 | 3,227,000 | 3,227,000 | $71.23 |
| 03/31/2016 | PROTHENA CORP PUBLIC LTD CO | PRTA | 0 | -33,894 | 0 | -751,000 | |
| 12/31/2015 | PROTHENA CORP PUBLIC LTD CO | PRTA | 0 | -33,894 | 0 | -751,000 | |
| 09/30/2015 | PROTHENA CORP PUBLIC LTD CO | PRTA | 0 | -33,894 | 0 | -1,785,000 | |
| 06/30/2015 | PROTHENA CORP PUBLIC LTD CO | PRTA | 33,894 | 0 | 1,785,000 | 1,034,000 | $52.66 |
| 03/31/2015 | PROTHENA CORP PUBLIC LTD CO | PRTA | 33,894 | 0 | 1,293,000 | 542,000 | $38.15 |
| 12/31/2014 | PROTHENA CORP PUBLIC LTD CO | PRTA | 33,894 | 0 | 704,000 | -47,000 | $20.77 |
| 09/30/2014 | PROTHENA CORP PUBLIC LTD CO | PRTA | 33,894 | 0 | 751,000 | 65,000 | $22.16 |
| 06/30/2014 | PROTHENA CORP PUBLIC LTD CO | PRTA | 33,894 | 0 | 764,000 | 78,000 | $22.54 |
| 03/31/2014 | PROTHENA CORP PUBLIC LTD CO | PRTA | 33,894 | 0 | 1,298,000 | 612,000 | $38.30 |
| 12/31/2013 | PROTHENA CORP PUBLIC LTD CO | PRTA | 33,894 | 0 | 899,000 | 213,000 | $26.52 |
| 09/30/2013 | PROTHENA CORP PUBLIC LTD CO | PRTA | 33,894 | -3,500 | 686,000 | 203,000 | $20.24 |
| 06/30/2013 | PROTHENA CORP PUBLIC LTD CO | PRTA | 37,394 | 37,394 | 483,000 | 483,000 | $12.92 |
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