Amphastar Pharmaceuticals shares owned by Royce & Associates
Quarter-by-quarter ownership of Amphastar Pharmaceuticals (AMPH) shares owned by Royce & Associates
from 13F filings
Historical chart of Royce & Associates investment in Amphastar Pharmaceuticals
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Quarterly reported holdings in Amphastar Pharmaceuticals by Royce & Associates
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $9.8M | 366k | 26.65 |
| 2025-06-30 | $6.5M | 283k | 22.96 |
| 2025-03-31 | $7.2M | 248k | 28.99 |
| 2024-12-31 | $331k | 8.9k | 37.13 |
| 2024-09-30 | $441k | 9.1k | 48.53 |
| 2024-06-30 | $363k | 9.1k | 40.00 |
| 2023-03-31 | $837k | 22k | 37.50 |
| 2022-06-30 | $471k | 14k | 34.77 |
| 2022-03-31 | $750k | 21k | 35.89 |
| 2021-12-31 | $466k | 20k | 23.29 |