Amphastar Pharmaceuticals In shares owned by Group One Trading
Quarter-by-quarter ownership of Amphastar Pharmaceuticals In shares owned by Group One Trading
from 13F filings
Historical chart of Group One Trading investment in Amphastar Pharmaceuticals In
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Quarterly reported holdings in Amphastar Pharmaceuticals In by Group One Trading
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $32k | 1.2k | 26.65 |
| 2025-06-30 | $34k | 1.5k | 22.96 |
| 2024-09-30 | $15k | 300 | 48.53 |
| 2024-06-30 | $36k | 900 | 40.00 |
| 2024-03-31 | $66k | 1.5k | 43.91 |
| 2023-09-30 | $23k | 500 | 45.99 |
| 2015-09-30 | $9.0k | 800 | 11.25 |
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