Amphastar Pharmaceuticals shares owned by Assetmark
Quarter-by-quarter ownership of Amphastar Pharmaceuticals (AMPH) shares owned by Assetmark
from 13F filings
Historical chart of Assetmark investment in Amphastar Pharmaceuticals
Tip: Access up to 7 years of quarterly data
All positions including Amphastar Pharmaceuticals held by Assetmark consolidated in one spreadsheet with up to 7 years of data
Download as csv
Download as Excel
Quarterly reported holdings in Amphastar Pharmaceuticals by Assetmark
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-12-31 | $1.5M | 54k | 26.78 |
| 2025-09-30 | $1.5M | 57k | 26.65 |
| 2025-06-30 | $1.0M | 44k | 22.96 |
| 2025-03-31 | $1.2M | 41k | 28.99 |
| 2024-12-31 | $1.6M | 42k | 37.13 |
| 2024-09-30 | $2.1M | 44k | 48.53 |
| 2024-06-30 | $1.6M | 40k | 40.00 |
| 2024-03-31 | $1.6M | 36k | 43.91 |
| 2023-12-31 | $2.2M | 36k | 61.85 |
| 2023-09-30 | $1.4M | 31k | 45.99 |
| 2023-06-30 | $1.8M | 31k | 57.47 |
| 2023-03-31 | $1.1M | 30k | 37.50 |
| 2022-12-31 | $783k | 28k | 28.02 |
| 2022-09-30 | $734k | 26k | 28.09 |
| 2017-12-31 | $0 | 11 | 0.00 |
| 2016-12-31 | $0 | 5 | 0.00 |