Prothena shares owned by Martingale Asset Management
Quarter-by-quarter ownership of Prothena (PRTA) shares owned by Martingale Asset Management
from 13F filings
Historical chart of Martingale Asset Management investment in Prothena
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Quarterly reported holdings in Prothena by Martingale Asset Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-12-31 | $606k | 64k | 9.55 |
| 2023-09-30 | $599k | 12k | 48.25 |
| 2023-06-30 | $773k | 11k | 68.28 |
| 2020-09-30 | $446k | 45k | 9.99 |
| 2020-06-30 | $1.1M | 105k | 10.46 |
| 2015-03-31 | $279k | 7.3k | 38.21 |
More positions owned by Martingale Asset Management
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