Amphastar Pharmaceuticals shares owned by Zurcher Kantonalbank
Quarter-by-quarter ownership of Amphastar Pharmaceuticals (AMPH) shares owned by Zurcher Kantonalbank
from 13F filings
Historical chart of Zurcher Kantonalbank investment in Amphastar Pharmaceuticals
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Quarterly reported holdings in Amphastar Pharmaceuticals by Zurcher Kantonalbank
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-12-31 | $201k | 7.5k | 26.78 |
| 2025-09-30 | $200k | 7.5k | 26.65 |
| 2025-06-30 | $172k | 7.5k | 22.96 |
| 2025-03-31 | $218k | 7.5k | 28.99 |
| 2024-12-31 | $279k | 7.5k | 37.13 |
| 2024-09-30 | $303k | 6.2k | 48.53 |
| 2024-06-30 | $250k | 6.2k | 40.00 |
| 2024-03-31 | $389k | 8.9k | 43.91 |
| 2023-12-31 | $668k | 11k | 61.85 |
| 2023-09-30 | $434k | 9.4k | 45.99 |
| 2023-06-30 | $451k | 7.9k | 57.47 |
| 2023-03-31 | $255k | 6.8k | 37.50 |
| 2022-12-31 | $219k | 7.8k | 28.02 |
| 2022-09-30 | $182k | 6.5k | 28.16 |
| 2022-06-30 | $225k | 6.5k | 34.82 |
| 2022-03-31 | $194k | 5.4k | 35.92 |
| 2021-12-31 | $156k | 6.7k | 23.25 |
| 2021-09-30 | $67k | 3.5k | 18.88 |
| 2021-06-30 | $72k | 3.5k | 20.29 |
| 2021-03-31 | $98k | 5.3k | 18.35 |
| 2020-12-31 | $107k | 5.3k | 20.04 |
| 2020-09-30 | $100k | 5.3k | 18.73 |
| 2020-06-30 | $120k | 5.3k | 22.47 |
| 2020-03-31 | $36k | 2.4k | 14.93 |
| 2019-12-31 | $47k | 2.4k | 19.49 |
| 2019-09-30 | $48k | 2.4k | 19.91 |
| 2019-06-30 | $51k | 2.4k | 21.15 |
| 2019-03-31 | $49k | 2.4k | 20.32 |
| 2018-12-31 | $63k | 3.2k | 19.76 |
| 2018-09-30 | $61k | 3.2k | 19.13 |
| 2018-06-30 | $49k | 3.2k | 15.37 |
| 2018-03-31 | $60k | 3.2k | 18.82 |
| 2017-12-31 | $61k | 3.2k | 19.13 |
| 2017-09-30 | $37k | 2.1k | 17.76 |
| 2017-06-30 | $37k | 2.1k | 17.76 |
| 2017-03-31 | $30k | 2.1k | 14.40 |
| 2016-12-31 | $38k | 2.1k | 18.24 |
| 2016-09-30 | $40k | 2.1k | 19.20 |
| 2016-06-30 | $28k | 1.7k | 16.02 |
| 2016-03-31 | $21k | 1.7k | 12.01 |
| 2015-12-31 | $25k | 1.7k | 14.30 |
| 2015-09-30 | $6.0k | 474 | 12.66 |