Amphastar Pharmaceuticals, Inc.
2019 Q4 - 2025 Q4 (24 filings)
Shares History
History scope: non-option holdings only (PUT/CALL rows excluded).
| All 13F Holders | Filing date | Value ($000s) | % of Holdings | Shares | Reporting period |
|---|---|---|---|---|---|
| 2025 Q4 | 2/13/2026 | 439 | 0.0% | 16,402 | 12/31/2025 |
| 2025 Q2 | 8/14/2025 | 429 | 0.0% | 18,688 | 6/30/2025 |
| 2025 Q1 | 5/15/2025 | 575 | 0.0% | 19,826 | 3/31/2025 |
| 2024 Q4 | 2/14/2025 | 789 | 0.0% | 21,257 | 12/31/2024 |
| 2024 Q3 | 11/13/2024 | 1,061 | 0.0% | 21,867 | 9/30/2024 |
| 2024 Q2 | 8/14/2024 | 890 | 0.0% | 22,246 | 6/30/2024 |
| 2024 Q1 | 5/14/2024 | 935 | 0.0% | 21,292 | 3/31/2024 |
| 2023 Q4 | 2/13/2024 | 1,215 | 0.0% | 19,651 | 12/31/2023 |
| 2023 Q3 | 11/15/2023 | 924 | 0.0% | 20,082 | 9/30/2023 |
| 2023 Q2 | 8/11/2023 | 902 | 0.0% | 15,701 | 6/30/2023 |
| 2023 Q1 | 5/15/2023 | 584 | 0.0% | 15,560 | 3/31/2023 |
| 2022 Q4 | 8/11/2023 | 434 | 0.0% | 15,491 | 12/31/2022 |
| 2022 Q3 | 8/11/2023 | 438 | 0.0% | 15,601 | 9/30/2022 |
| 2022 Q2 | 8/11/2023 | 541 | 0.0% | 15,540 | 6/30/2022 |
| 2022 Q1 | 8/11/2023 | 554 | 0.0% | 15,426 | 3/31/2022 |
| 2021 Q4 | 2/16/2022 | 457 | 0.0% | 19,642 | 12/31/2021 |
| 2021 Q3 | 11/12/2021 | 388 | 0.0% | 20,436 | 9/30/2021 |
| 2021 Q2 | 8/12/2021 | 437 | 0.0% | 21,695 | 6/30/2021 |
| 2021 Q1 | 5/3/2021 | 396 | 0.0% | 21,633 | 3/31/2021 |
| 2020 Q4 | 2/12/2021 | 443 | 0.0% | 22,041 | 12/31/2020 |
| 2020 Q3 | 11/9/2020 | 407 | 0.0% | 21,698 | 9/30/2020 |
| 2020 Q2 | 8/10/2020 | 480 | 0.0% | 21,698 | 6/30/2020 |
| 2020 Q1 | 5/15/2020 | 350 | 0.0% | 23,561 | 3/31/2020 |
| 2019 Q4 | 2/14/2020 | 429 | 0.0% | 22,214 | 12/31/2019 |