Prothena shares owned by ADAR1 Capital Management
Quarter-by-quarter ownership of Prothena (PRTA) shares owned by ADAR1 Capital Management
from 13F filings
Historical chart of ADAR1 Capital Management investment in Prothena
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All positions including Prothena held by ADAR1 Capital Management consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Prothena by ADAR1 Capital Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $14M | 1.5M | 9.76 |
| 2025-06-30 | $21M | 3.4M | 6.07 |
| 2024-06-30 | $124k | 6.0k | 20.64 |
| 2024-03-31 | $148k | 6.0k | 24.77 |
| 2023-12-31 | $222k | 6.1k | 36.34 |