Amphastar Pharmaceuticals...

NASDAQ: AMPH · Real-Time Price · USD
30.09
-0.12 (-0.40%)
At close: Aug 15, 2025, 2:17 PM

AMPH Stock Price History

Historical Data

Date Open High Low Close Adj Close % Change Volume
Aug 14, 2025 30.03 30.63 29.80 30.21 30.21 -0.89% 456,939
Aug 13, 2025 30.44 31.23 30.00 30.48 30.48 0.43% 1,016,810
Aug 12, 2025 28.18 30.63 28.14 30.35 30.35 10.93% 1,601,991
Aug 11, 2025 24.73 27.41 24.69 27.36 27.36 14.91% 1,816,531
Aug 8, 2025 22.29 24.70 22.07 23.81 23.81 10.13% 1,005,009
Aug 7, 2025 21.15 21.74 20.70 21.62 21.62 3.84% 705,613
Aug 6, 2025 21.42 21.68 20.79 20.82 20.82 -2.89% 414,600
Aug 5, 2025 21.44 21.57 21.18 21.44 21.44 0.19% 389,000
Aug 4, 2025 21.19 21.43 20.88 21.40 21.40 0.90% 463,700
Aug 1, 2025 20.86 21.25 20.39 21.21 21.21 1.24% 440,200
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% 359,000
Jul 28, 2025 22.37 22.90 22.06 22.24 22.24 -0.58% 457,600
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% 320,100
Jul 23, 2025 21.53 22.70 21.51 22.63 22.63 6.00% 518,100
Jul 22, 2025 21.29 21.70 21.08 21.35 21.35 0.76% 469,800
Jul 21, 2025 20.70 21.22 20.64 21.19 21.19 2.76% 536,100
Jul 18, 2025 21.92 22.00 20.43 20.62 20.62 -4.98% 430,269