Amphastar Pharmaceuticals shares owned by Freestone Grove Partners
Quarter-by-quarter ownership of Amphastar Pharmaceuticals (AMPH) shares owned by Freestone Grove Partners
from 13F filings
Historical chart of Freestone Grove Partners investment in Amphastar Pharmaceuticals
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Quarterly reported holdings in Amphastar Pharmaceuticals by Freestone Grove Partners
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2026-03-31 | $585k | 30k | 19.59 |
| 2025-12-31 | $739k | 28k | 26.78 |