Prothena shares owned by Engineers Gate Manager
Quarter-by-quarter ownership of Prothena (PRTA) shares owned by Engineers Gate Manager
from 13F filings
Historical chart of Engineers Gate Manager investment in Prothena
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Quarterly reported holdings in Prothena by Engineers Gate Manager
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $547k | 56k | 9.76 |
| 2025-06-30 | $249k | 41k | 6.07 |
| 2023-09-30 | $549k | 11k | 48.25 |
| 2023-06-30 | $253k | 3.7k | 68.28 |
| 2023-03-31 | $699k | 14k | 48.47 |
| 2022-12-31 | $249k | 4.1k | 60.25 |
| 2022-03-31 | $804k | 22k | 36.56 |
| 2021-09-30 | $746k | 11k | 71.26 |
| 2021-06-30 | $556k | 11k | 51.43 |