Amphastar Pharmaceuticals shares owned by Trexquant Investment
Quarter-by-quarter ownership of Amphastar Pharmaceuticals (AMPH) shares owned by Trexquant Investment
from 13F filings
Historical chart of Trexquant Investment investment in Amphastar Pharmaceuticals
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Quarterly reported holdings in Amphastar Pharmaceuticals by Trexquant Investment
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-06-30 | $3.6M | 155k | 22.96 |
| 2025-03-31 | $2.6M | 91k | 28.99 |
| 2024-12-31 | $3.9M | 106k | 37.13 |
| 2024-09-30 | $4.3M | 89k | 48.53 |
| 2024-06-30 | $4.2M | 106k | 40.00 |
| 2024-03-31 | $3.4M | 78k | 43.91 |
| 2023-12-31 | $2.4M | 39k | 61.85 |
| 2023-06-30 | $588k | 10k | 57.47 |
| 2023-03-31 | $2.1M | 57k | 37.50 |
| 2022-12-31 | $1.0M | 36k | 28.02 |
| 2022-09-30 | $744k | 27k | 28.09 |
| 2022-06-30 | $1.1M | 31k | 34.79 |
| 2022-03-31 | $1.3M | 36k | 35.90 |
| 2021-12-31 | $304k | 13k | 23.31 |
| 2021-03-31 | $229k | 13k | 18.32 |
| 2020-06-30 | $539k | 24k | 22.48 |
| 2019-09-30 | $394k | 20k | 19.85 |
| 2019-03-31 | $240k | 12k | 20.42 |
| 2017-03-31 | $152k | 11k | 14.49 |
| 2016-12-31 | $197k | 11k | 18.46 |
| 2016-03-31 | $409k | 34k | 12.00 |
| 2015-12-31 | $460k | 32k | 14.24 |
| 2015-06-30 | $819k | 47k | 17.57 |