Amphastar Pharmaceuticals, Inc.AMPHNASDAQ
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| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| 2/2/2026 | $26.36 | $27.24 | $26.34 | $27.24 | 70,448 |
| 1/30/2026 | $26.15 | $26.60 | $26.04 | $26.49 | 294,500 |
| 1/29/2026 | $26.10 | $26.43 | $25.80 | $26.15 | 184,400 |
| 1/28/2026 | $26.45 | $26.45 | $25.86 | $26.12 | 209,032 |
| 1/27/2026 | $26.39 | $26.58 | $25.81 | $26.25 | 264,507 |
| 1/26/2026 | $25.92 | $26.71 | $25.63 | $26.60 | 316,200 |
| 1/23/2026 | $26.03 | $26.37 | $25.81 | $25.92 | 269,500 |
| 1/22/2026 | $26.25 | $26.92 | $26.10 | $26.15 | 233,300 |
| 1/21/2026 | $25.96 | $26.59 | $25.93 | $26.22 | 251,623 |
| 1/20/2026 | $25.62 | $26.75 | $25.47 | $25.95 | 282,605 |
| 1/16/2026 | $25.94 | $26.23 | $25.42 | $26.07 | 286,949 |
| 1/15/2026 | $27.65 | $27.69 | $25.94 | $26.00 | 584,100 |
| 1/14/2026 | $28.80 | $29.20 | $27.61 | $27.76 | 472,419 |
| 1/13/2026 | $29.16 | $29.38 | $28.40 | $28.91 | 345,642 |
| 1/12/2026 | $28.05 | $29.52 | $27.31 | $29.40 | 455,860 |
| 1/9/2026 | $27.71 | $28.02 | $27.43 | $27.74 | 247,216 |
| 1/8/2026 | $27.40 | $28.34 | $27.23 | $27.74 | 304,492 |
| 1/7/2026 | $27.83 | $28.28 | $27.15 | $27.33 | 342,800 |
| 1/6/2026 | $26.53 | $27.75 | $26.51 | $27.62 | 300,100 |
| 1/5/2026 | $26.21 | $27.45 | $26.11 | $26.72 | 419,200 |
| 1/2/2026 | $26.91 | $26.93 | $26.02 | $26.46 | 406,000 |
| 12/31/2025 | $27.06 | $27.06 | $26.64 | $26.78 | 218,300 |
| 12/30/2025 | $26.75 | $27.16 | $26.73 | $27.00 | 251,521 |
| 12/29/2025 | $27.00 | $27.23 | $26.77 | $26.79 | 220,500 |
| 12/26/2025 | $26.77 | $27.17 | $26.55 | $27.12 | 229,035 |
| 12/24/2025 | $26.45 | $27.12 | $26.44 | $26.81 | 175,200 |
| 12/23/2025 | $27.24 | $27.26 | $26.26 | $26.45 | 333,344 |
| 12/22/2025 | $26.50 | $27.44 | $26.35 | $27.32 | 507,332 |
| 12/19/2025 | $26.40 | $26.80 | $26.33 | $26.60 | 812,109 |
| 12/18/2025 | $26.04 | $26.62 | $25.92 | $26.50 | 340,800 |
| 12/17/2025 | $25.60 | $26.52 | $25.47 | $26.07 | 389,864 |
| 12/16/2025 | $26.18 | $26.31 | $25.16 | $25.61 | 499,500 |
| 12/15/2025 | $25.78 | $26.50 | $25.56 | $26.31 | 472,900 |
| 12/12/2025 | $26.13 | $26.13 | $25.20 | $25.27 | 341,410 |
| 12/11/2025 | $25.81 | $25.94 | $25.47 | $25.90 | 284,940 |
| 12/10/2025 | $25.64 | $25.91 | $25.22 | $25.71 | 483,522 |
| 12/9/2025 | $25.97 | $26.39 | $25.56 | $25.65 | 414,104 |
| 12/8/2025 | $26.81 | $26.85 | $25.95 | $26.01 | 300,935 |
| 12/5/2025 | $27.15 | $27.47 | $26.69 | $26.77 | 323,533 |
| 12/4/2025 | $27.58 | $27.84 | $26.97 | $27.15 | 404,953 |
| 12/3/2025 | $26.86 | $27.82 | $26.75 | $27.58 | 317,346 |
| 12/2/2025 | $27.46 | $27.62 | $26.23 | $26.67 | 456,400 |
| 12/1/2025 | $27.44 | $27.82 | $27.30 | $27.45 | 355,915 |
| 11/28/2025 | $27.47 | $27.78 | $27.37 | $27.70 | 208,313 |
| 11/26/2025 | $27.44 | $27.83 | $27.23 | $27.36 | 410,900 |
| 11/25/2025 | $27.00 | $27.76 | $26.90 | $27.69 | 375,514 |
| 11/24/2025 | $25.96 | $26.79 | $25.82 | $26.71 | 349,500 |
| 11/21/2025 | $25.45 | $26.53 | $25.40 | $26.01 | 392,921 |
| 11/20/2025 | $25.54 | $26.01 | $24.92 | $25.36 | 355,832 |
| 11/19/2025 | $25.81 | $26.28 | $25.13 | $25.37 | 524,400 |
| 11/18/2025 | $25.82 | $26.57 | $25.39 | $25.90 | 484,900 |
| 11/17/2025 | $26.04 | $26.54 | $25.69 | $26.02 | 417,700 |
| 11/14/2025 | $26.15 | $26.47 | $25.90 | $26.06 | 294,122 |
| 11/13/2025 | $27.66 | $27.86 | $26.00 | $26.37 | 488,815 |
| 11/12/2025 | $27.16 | $29.00 | $27.12 | $27.83 | 685,800 |
| 11/11/2025 | $26.00 | $27.21 | $26.00 | $27.16 | 541,200 |
| 11/10/2025 | $24.03 | $26.83 | $23.81 | $26.12 | 826,318 |
| 11/7/2025 | $26.15 | $27.40 | $23.67 | $24.03 | 809,400 |
| 11/6/2025 | $25.41 | $25.53 | $24.15 | $24.23 | 767,419 |
| 11/5/2025 | $25.07 | $25.65 | $25.07 | $25.31 | 335,208 |
| 11/4/2025 | $25.20 | $25.40 | $24.93 | $25.26 | 416,500 |