Amphastar Pharmaceuticals, Inc. (AMPH)
NASDAQ: AMPH · Real-Time Price · USD
21.20
+0.25 (1.19%)
At close: Aug 1, 2025, 4:00 PM
21.21
+0.01 (0.05%)
After-hours: Aug 1, 2025, 4:20 PM EDT
Smartsheet Stock Price History
Historical Data
Date | Open | High | Low | Close | Adj. Close | Change | Volume |
---|---|---|---|---|---|---|---|
Aug 1, 2025 | 20.86 | 21.25 | 20.39 | 21.21 | 21.21 | 1.24% | 440,154 |
Jul 31, 2025 | 21.06 | 21.33 | 20.77 | 20.95 | 20.95 | -1.83% | 545,003 |
Jul 30, 2025 | 21.70 | 21.84 | 21.23 | 21.34 | 21.34 | -1.52% | 304,733 |
Jul 29, 2025 | 22.10 | 22.13 | 21.65 | 21.67 | 21.67 | -2.56% | 358,966 |
Jul 28, 2025 | 22.37 | 22.90 | 22.06 | 22.24 | 22.24 | -0.58% | 457,570 |
Jul 25, 2025 | 22.46 | 22.50 | 22.13 | 22.37 | 22.37 | -0.62% | 329,130 |
Jul 24, 2025 | 22.48 | 22.68 | 22.39 | 22.51 | 22.51 | -0.53% | 320,091 |
Jul 23, 2025 | 21.53 | 22.70 | 21.51 | 22.63 | 22.63 | 6.00% | 518,064 |
Jul 22, 2025 | 21.29 | 21.70 | 21.08 | 21.35 | 21.35 | 0.76% | 469,787 |
Jul 21, 2025 | 20.70 | 21.22 | 20.64 | 21.19 | 21.19 | 2.76% | 536,090 |
Jul 18, 2025 | 21.92 | 22.00 | 20.43 | 20.62 | 20.62 | -4.98% | 430,269 |
Jul 17, 2025 | 21.20 | 21.92 | 21.19 | 21.70 | 21.70 | 2.02% | 407,650 |
Jul 16, 2025 | 21.41 | 21.65 | 21.09 | 21.27 | 21.27 | 0.42% | 675,721 |
Jul 15, 2025 | 22.11 | 22.31 | 21.16 | 21.18 | 21.18 | -3.51% | 504,519 |
Jul 14, 2025 | 21.71 | 22.12 | 21.50 | 21.95 | 21.95 | 1.34% | 504,960 |
Jul 11, 2025 | 22.00 | 22.14 | 21.48 | 21.66 | 21.66 | -2.48% | 449,086 |
Jul 10, 2025 | 22.44 | 22.83 | 22.20 | 22.21 | 22.21 | -1.02% | 464,802 |
Jul 9, 2025 | 22.78 | 22.94 | 22.29 | 22.44 | 22.44 | -0.71% | 371,461 |
Jul 8, 2025 | 22.86 | 23.38 | 22.43 | 22.60 | 22.60 | -1.14% | 657,360 |
Jul 7, 2025 | 23.06 | 23.72 | 22.80 | 22.86 | 22.86 | -1.47% | 791,122 |
Jul 3, 2025 | 23.66 | 23.77 | 22.92 | 23.20 | 23.20 | -1.61% | 221,782 |
Jul 2, 2025 | 23.43 | 23.72 | 23.20 | 23.58 | 23.58 | 1.03% | 465,368 |
Jul 1, 2025 | 22.94 | 24.52 | 22.89 | 23.34 | 23.34 | 1.66% | 444,408 |
Jun 30, 2025 | 23.17 | 23.25 | 22.81 | 22.96 | 22.96 | -0.52% | 396,102 |
Jun 27, 2025 | 23.32 | 23.42 | 22.86 | 23.08 | 23.08 | -0.43% | 1,270,637 |
Jun 26, 2025 | 23.60 | 23.77 | 23.03 | 23.18 | 23.18 | -1.15% | 517,512 |
Jun 25, 2025 | 24.51 | 24.53 | 23.31 | 23.45 | 23.45 | -4.60% | 426,886 |
Jun 24, 2025 | 24.83 | 25.04 | 24.53 | 24.58 | 24.58 | -0.41% | 395,482 |
Jun 23, 2025 | 24.50 | 24.75 | 24.40 | 24.68 | 24.68 | 0.49% | 409,110 |
Jun 20, 2025 | 25.67 | 25.85 | 24.35 | 24.56 | 24.56 | -3.08% | 672,733 |
Jun 18, 2025 | 25.58 | 25.80 | 25.26 | 25.34 | 25.34 | -1.05% | 393,981 |
Jun 17, 2025 | 25.78 | 26.06 | 25.54 | 25.61 | 25.61 | -1.42% | 399,985 |
Jun 16, 2025 | 25.96 | 26.03 | 25.59 | 25.98 | 25.98 | 0.62% | 366,128 |
Jun 13, 2025 | 25.93 | 26.27 | 25.70 | 25.82 | 25.82 | -2.34% | 402,502 |
Jun 12, 2025 | 26.08 | 26.50 | 25.77 | 26.44 | 26.44 | 1.50% | 506,968 |
Jun 11, 2025 | 26.94 | 27.04 | 26.02 | 26.05 | 26.05 | -3.23% | 528,236 |
Jun 10, 2025 | 26.76 | 27.40 | 26.70 | 26.92 | 26.92 | 1.13% | 624,899 |
Jun 9, 2025 | 26.17 | 26.86 | 26.10 | 26.62 | 26.62 | 2.42% | 514,539 |
Jun 6, 2025 | 25.76 | 26.02 | 25.53 | 25.99 | 25.99 | 1.84% | 359,174 |
Jun 5, 2025 | 25.90 | 25.91 | 25.19 | 25.52 | 25.52 | -1.31% | 555,176 |
Jun 4, 2025 | 26.01 | 26.57 | 25.76 | 25.86 | 25.86 | -0.58% | 395,494 |
Jun 3, 2025 | 25.39 | 26.17 | 25.13 | 26.01 | 26.01 | 2.48% | 526,276 |
Jun 2, 2025 | 25.61 | 26.05 | 25.26 | 25.38 | 25.38 | -1.28% | 656,459 |
May 30, 2025 | 25.59 | 25.92 | 25.15 | 25.71 | 25.71 | 0.27% | 460,917 |
May 29, 2025 | 25.39 | 25.79 | 25.18 | 25.64 | 25.64 | 1.50% | 524,701 |
May 28, 2025 | 25.51 | 25.69 | 25.12 | 25.26 | 25.26 | -1.06% | 476,426 |
May 27, 2025 | 24.86 | 25.72 | 24.81 | 25.53 | 25.53 | 4.33% | 532,528 |
May 23, 2025 | 23.74 | 24.49 | 23.74 | 24.47 | 24.47 | 1.12% | 548,566 |
May 22, 2025 | 24.00 | 24.39 | 23.93 | 24.20 | 24.20 | 0.17% | 360,874 |
May 21, 2025 | 24.81 | 24.84 | 24.15 | 24.16 | 24.16 | -3.63% | 341,435 |