Amphastar Pharmaceuticals shares owned by Advisor OS
Quarter-by-quarter ownership of Amphastar Pharmaceuticals (AMPH) shares owned by Advisor OS
from 13F filings
Historical chart of Advisor OS investment in Amphastar Pharmaceuticals
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Quarterly reported holdings in Amphastar Pharmaceuticals by Advisor OS
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $677k | 25k | 26.65 |
| 2025-06-30 | $583k | 25k | 22.96 |
| 2025-03-31 | $737k | 25k | 28.99 |
| 2024-12-31 | $943k | 25k | 37.13 |
| 2024-09-30 | $1.3M | 26k | 48.52 |
| 2024-06-30 | $1.0M | 26k | 40.00 |
| 2024-03-31 | $1.2M | 27k | 43.91 |