Prothena shares owned by Chicago Partners Investment
Quarter-by-quarter ownership of Prothena (PRTA) shares owned by Chicago Partners Investment
from 13F filings
Historical chart of Chicago Partners Investment investment in Prothena
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Quarterly reported holdings in Prothena by Chicago Partners Investment
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-12-31 | $152k | 15k | 10.00 |
| 2025-09-30 | $156k | 15k | 10.54 |
| 2025-06-30 | $100k | 15k | 6.76 |
| 2025-03-31 | $106k | 15k | 7.29 |
| 2024-12-31 | $159k | 11k | 14.16 |
| 2018-03-31 | $10k | 267 | 37.45 |
| 2017-12-31 | $10k | 267 | 37.45 |
| 2017-09-30 | $24k | 375 | 64.00 |
| 2017-03-31 | $26k | 458 | 56.77 |
| 2016-12-31 | $236k | 4.8k | 49.21 |
| 2016-09-30 | $329k | 5.5k | 59.92 |
| 2016-06-30 | $197k | 5.6k | 34.97 |
| 2016-03-31 | $251k | 6.1k | 41.17 |
| 2015-12-31 | $441k | 6.5k | 68.11 |
| 2015-09-30 | $311k | 6.9k | 45.28 |
| 2015-06-30 | $362k | 6.9k | 52.71 |
| 2015-03-31 | $280k | 14k | 20.79 |
| 2014-12-31 | $97k | 4.7k | 20.84 |
More positions owned by Chicago Partners Investment
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