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Range Low Price High Price Comment
30 days $38.44 $43.30 Thursday, 2nd May 2024 AMPH stock ended at $42.66. This is 1.38% more than the trading day before Wednesday, 1st May 2024. During the day the stock fluctuated 3.29% from a day low at $41.92 to a day high of $43.30.
90 days $38.44 $56.45
52 weeks $35.93 $67.66

Historical Amphastar Pharmaceuticals prices

Date Open High Low Close Volume
Jul 22, 2020 $21.24 $21.26 $20.55 $20.63 175 200
Jul 21, 2020 $21.05 $21.44 $20.89 $21.23 297 900
Jul 20, 2020 $21.19 $21.19 $20.78 $20.93 226 500
Jul 17, 2020 $20.67 $21.28 $20.67 $21.25 202 400
Jul 16, 2020 $20.64 $20.71 $20.29 $20.69 313 800
Jul 15, 2020 $20.72 $20.85 $20.45 $20.69 218 700
Jul 14, 2020 $19.79 $20.27 $19.79 $20.27 500 500
Jul 13, 2020 $20.51 $20.94 $19.74 $19.75 279 100
Jul 10, 2020 $20.80 $20.92 $20.19 $20.34 411 100
Jul 09, 2020 $21.09 $21.23 $20.59 $20.82 286 200
Jul 08, 2020 $21.60 $21.72 $21.35 $21.50 176 600
Jul 07, 2020 $21.85 $21.90 $21.46 $21.56 226 400
Jul 06, 2020 $22.00 $22.30 $21.78 $21.98 291 100
Jul 02, 2020 $22.58 $22.58 $21.85 $21.92 254 291
Jul 01, 2020 $22.60 $22.69 $22.15 $22.22 195 657
Jun 30, 2020 $22.04 $22.50 $21.82 $22.46 276 440
Jun 29, 2020 $21.82 $22.33 $21.55 $22.12 310 163
Jun 26, 2020 $21.77 $21.81 $21.27 $21.57 413 831
Jun 25, 2020 $21.32 $21.91 $21.08 $21.85 343 976
Jun 24, 2020 $21.32 $21.54 $21.16 $21.31 292 160
Jun 23, 2020 $21.36 $21.93 $21.36 $21.54 348 209
Jun 22, 2020 $20.95 $21.36 $20.82 $21.34 324 464
Jun 19, 2020 $20.50 $21.01 $20.24 $21.01 676 007
Jun 18, 2020 $19.93 $20.37 $19.93 $20.30 168 226
Jun 17, 2020 $20.28 $20.38 $19.92 $20.02 238 352
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About Amphastar Pharmaceuticals

Amphastar Pharmaceuticals Amphastar Pharmaceuticals, Inc., a bio-pharmaceutical company, develops, manufactures, markets, and sells generic and proprietary injectable, inhalation, and intranasal products in the United States, China, and France. The company operates through two segments, Finished Pharmaceutical Products and API. It offers Primatene Mist, an over-the-counter epinephrine inhalation product for the temporary relief of mild symptoms of intermittent asthma; Eno... AMPH Profile

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