Amphastar Pharmaceuticals shares owned by California State Teachers Retirement System
Quarter-by-quarter ownership of Amphastar Pharmaceuticals (AMPH) shares owned by California State Teachers Retirement System
from 13F filings
Historical chart of California State Teachers Retirement System investment in Amphastar Pharmaceuticals
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Quarterly reported holdings in Amphastar Pharmaceuticals by California State Teachers Retirement System
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $956k | 36k | 26.65 |
| 2025-06-30 | $824k | 36k | 22.96 |
| 2025-03-31 | $1.1M | 36k | 28.99 |
| 2024-12-31 | $1.4M | 36k | 37.13 |
| 2024-09-30 | $1.8M | 37k | 48.53 |
| 2024-06-30 | $1.5M | 38k | 40.00 |
| 2024-03-31 | $1.7M | 38k | 43.91 |
| 2023-09-30 | $2.0M | 43k | 45.99 |
| 2023-06-30 | $2.7M | 47k | 57.47 |
| 2023-03-31 | $1.8M | 48k | 37.50 |
| 2022-12-31 | $1.4M | 49k | 28.02 |
| 2022-09-30 | $1.4M | 49k | 28.11 |
| 2022-06-30 | $1.7M | 50k | 34.79 |
| 2022-03-31 | $1.7M | 48k | 35.89 |
| 2021-12-31 | $1.2M | 52k | 23.29 |
| 2021-09-30 | $967k | 51k | 19.01 |
| 2021-06-30 | $1.0M | 51k | 20.16 |
| 2021-03-31 | $1.0M | 55k | 18.33 |
| 2020-12-31 | $1.1M | 55k | 20.11 |
| 2020-09-30 | $1.0M | 55k | 18.75 |
| 2020-06-30 | $1.2M | 54k | 22.46 |
| 2020-03-31 | $804k | 54k | 14.84 |
| 2019-12-31 | $1.0M | 54k | 19.29 |
| 2019-09-30 | $1.1M | 56k | 19.83 |
| 2019-06-30 | $1.2M | 55k | 21.11 |
| 2019-03-31 | $1.1M | 54k | 20.43 |
| 2018-12-31 | $1.1M | 57k | 19.90 |
| 2018-09-30 | $1.0M | 54k | 19.24 |
| 2018-06-30 | $830k | 54k | 15.25 |
| 2018-03-31 | $1.0M | 55k | 18.76 |
| 2017-12-31 | $1.1M | 57k | 19.25 |
| 2017-09-30 | $1.0M | 58k | 17.88 |
| 2017-06-30 | $1.1M | 64k | 17.86 |
| 2017-03-31 | $1.0M | 70k | 14.50 |
| 2016-12-31 | $1.4M | 73k | 18.42 |
| 2016-09-30 | $1.4M | 75k | 18.97 |
| 2016-06-30 | $1.2M | 75k | 16.12 |
| 2016-03-31 | $808k | 67k | 12.00 |
| 2015-12-31 | $837k | 59k | 14.23 |
| 2015-09-30 | $676k | 58k | 11.69 |
| 2015-06-30 | $1.0M | 58k | 17.58 |
| 2015-03-31 | $257k | 17k | 14.97 |
| 2014-12-31 | $199k | 17k | 11.59 |
| 2014-09-30 | $199k | 17k | 11.64 |
More positions owned by California State Teachers Retirement System
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