Amphastar Pharmaceuticals shares owned by American Century Companies
Quarter-by-quarter ownership of Amphastar Pharmaceuticals (AMPH) shares owned by American Century Companies
from 13F filings
Historical chart of American Century Companies investment in Amphastar Pharmaceuticals
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Quarterly reported holdings in Amphastar Pharmaceuticals by American Century Companies
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2024-09-30 | $31M | 640k | 48.53 |
| 2024-06-30 | $30M | 740k | 40.00 |
| 2024-03-31 | $27M | 619k | 43.91 |
| 2023-09-30 | $9.2M | 200k | 45.99 |
| 2023-06-30 | $7.6M | 132k | 57.47 |
| 2023-03-31 | $4.6M | 121k | 37.67 |
| 2022-12-31 | $1.1M | 39k | 28.02 |
| 2022-09-30 | $1.6M | 56k | 28.10 |
| 2022-06-30 | $1.6M | 45k | 34.80 |
| 2022-03-31 | $2.8M | 78k | 35.89 |
| 2021-12-31 | $2.2M | 94k | 23.29 |
| 2021-09-30 | $1.6M | 84k | 19.01 |
| 2021-06-30 | $1.9M | 93k | 20.16 |
| 2016-06-30 | $467k | 29k | 16.12 |