AMPH - Amphastar Pharmaceuticals, Inc.
21.21
-1.710 -8.062%
Share volume: 684,104
Last Updated: 04-21-2026
Pharmaceutical Products/Pharmaceutical Preparations:
3.15%
PREVIOUS CLOSE
CHG
CHG%
$22.92
-1.71
-0.07%
| Date | Open | Adj. open | High | Adj. high | Low | Adj. low | Close | Adj. close | Volume | Adj. volume |
|---|---|---|---|---|---|---|---|---|---|---|
| 04-21-2026 | $22.38 | $22.38 | $22.66 | $22.66 | $21.10 | $21.10 | $21.21 | $21.21 | 684,104 | $684,104.00 |
| 04-20-2026 | $22.67 | $22.67 | $23.26 | $23.26 | $22.54 | $22.54 | $22.92 | $22.92 | 542,349 | $542,349.00 |
| 04-17-2026 | $22.18 | $22.18 | $23.00 | $23.00 | $21.98 | $21.98 | $22.88 | $22.88 | 537,832 | $537,832.00 |
| 04-16-2026 | $21.67 | $21.67 | $22.02 | $22.02 | $21.41 | $21.41 | $21.81 | $21.81 | 361,313 | $361,313.00 |
| 04-15-2026 | $21.38 | $21.38 | $21.76 | $21.76 | $21.19 | $21.19 | $21.68 | $21.68 | 389,357 | $389,357.00 |
| 04-14-2026 | $21.36 | $21.36 | $21.70 | $21.70 | $21.12 | $21.12 | $21.38 | $21.38 | 343,451 | $343,451.00 |
| 04-13-2026 | $20.17 | $20.17 | $21.48 | $21.48 | $20.17 | $20.17 | $21.36 | $21.36 | 577,873 | $577,873.00 |
| 04-10-2026 | $20.98 | $20.98 | $21.10 | $21.10 | $20.14 | $20.14 | $20.37 | $20.37 | 354,467 | $354,467.00 |
| 04-09-2026 | $20.32 | $20.32 | $21.19 | $21.19 | $20.32 | $20.32 | $20.87 | $20.87 | 519,316 | $519,316.00 |
| 04-08-2026 | $20.68 | $20.68 | $21.07 | $21.07 | $20.18 | $20.18 | $20.40 | $20.40 | 613,466 | $613,466.00 |