Prothena shares owned by Jpmorgan Chase & Co
Quarter-by-quarter ownership of Prothena (PRTA) shares owned by Jpmorgan Chase & Co
from 13F filings
Historical chart of Jpmorgan Chase & Co investment in Prothena
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Quarterly reported holdings in Prothena by Jpmorgan Chase & Co
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $7.2M | 736k | 9.76 |
| 2025-03-31 | $4.6M | 372k | 12.43 |
| 2024-12-31 | $5.4M | 387k | 13.85 |
| 2024-09-30 | $3.3M | 200k | 16.73 |
| 2024-06-30 | $6.1M | 296k | 20.64 |
| 2024-03-31 | $7.4M | 298k | 24.77 |
| 2023-12-31 | $13M | 359k | 36.34 |
| 2023-09-30 | $19M | 402k | 48.25 |
| 2023-06-30 | $28M | 414k | 68.28 |
| 2023-03-31 | $14M | 279k | 48.63 |
| 2022-12-31 | $25M | 405k | 60.79 |
| 2022-06-30 | $7.8M | 287k | 27.15 |
| 2022-03-31 | $9.2M | 252k | 36.57 |
| 2021-12-31 | $11M | 215k | 49.39 |
| 2021-03-31 | $216k | 12k | 18.52 |
| 2020-12-31 | $708k | 34k | 20.83 |
| 2020-09-30 | $147k | 15k | 9.94 |
| 2020-06-30 | $143k | 14k | 10.44 |
| 2020-03-31 | $177k | 17k | 10.69 |
| 2019-12-31 | $1.2M | 74k | 15.86 |
| 2019-09-30 | $791k | 101k | 7.81 |
| 2019-06-30 | $1.9M | 190k | 10.05 |
| 2019-03-31 | $2.1M | 171k | 12.14 |
| 2018-12-31 | $514k | 50k | 10.30 |
| 2018-09-30 | $1.1M | 102k | 10.53 |
| 2018-06-30 | $119k | 8.2k | 14.58 |
| 2018-03-31 | $3.5M | 95k | 36.71 |
| 2017-12-31 | $3.9M | 104k | 37.49 |
| 2017-06-30 | $5.5M | 101k | 54.12 |
| 2017-03-31 | $5.0M | 90k | 55.78 |
| 2016-12-31 | $4.5M | 92k | 49.19 |
| 2016-09-30 | $5.6M | 94k | 59.97 |
| 2016-06-30 | $0 | 88k | 0.00 |
| 2016-03-31 | $3.5M | 91k | 39.13 |
| 2015-12-31 | $0 | 86k | 0.00 |
| 2015-09-30 | $4.4M | 96k | 45.79 |
| 2015-06-30 | $4.5M | 86k | 52.38 |
| 2015-03-31 | $3.6M | 94k | 38.40 |
| 2014-12-31 | $1.8M | 88k | 20.80 |
| 2013-12-31 | $0 | 9.8k | 0.00 |
| 2013-09-30 | $0 | 15k | 0.00 |