Prothena shares owned by Headlands Technologies
Quarter-by-quarter ownership of Prothena (PRTA) shares owned by Headlands Technologies
from 13F filings
Historical chart of Headlands Technologies investment in Prothena
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Quarterly reported holdings in Prothena by Headlands Technologies
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-12-31 | $223k | 23k | 9.55 |
| 2024-12-31 | $102k | 7.3k | 13.85 |
| 2024-09-30 | $41k | 2.5k | 16.73 |
| 2024-06-30 | $35k | 1.7k | 20.64 |
| 2024-03-31 | $96k | 3.9k | 24.77 |
| 2023-09-30 | $74k | 1.5k | 48.25 |