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Range Low Price High Price Comment
30 days $38.44 $44.83 Thursday, 25th Apr 2024 AMPH stock ended at $40.83. This is 0.415% less than the trading day before Wednesday, 24th Apr 2024. During the day the stock fluctuated 1.68% from a day low at $40.39 to a day high of $41.07.
90 days $38.44 $56.45
52 weeks $35.62 $67.66

Historical Amphastar Pharmaceuticals prices

Date Open High Low Close Volume
Feb 13, 2024 $54.86 $55.85 $54.27 $54.75 351 461
Feb 12, 2024 $55.91 $56.45 $55.38 $56.02 318 097
Feb 09, 2024 $55.07 $56.12 $54.70 $55.61 352 851
Feb 08, 2024 $53.09 $54.72 $52.79 $54.60 328 288
Feb 07, 2024 $52.40 $53.45 $52.13 $52.96 319 474
Feb 06, 2024 $52.24 $52.72 $51.26 $52.49 590 446
Feb 05, 2024 $52.47 $53.04 $52.06 $52.35 338 652
Feb 02, 2024 $53.10 $53.41 $52.25 $52.80 377 760
Feb 01, 2024 $53.56 $53.68 $52.02 $53.49 378 776
Jan 31, 2024 $55.14 $55.28 $53.32 $53.36 289 083
Jan 30, 2024 $55.40 $55.51 $54.16 $54.94 383 893
Jan 29, 2024 $54.49 $55.56 $53.82 $55.39 1 006 656
Jan 26, 2024 $54.09 $54.60 $53.40 $53.88 514 161
Jan 25, 2024 $55.59 $55.69 $52.93 $53.24 354 984
Jan 24, 2024 $56.02 $56.10 $55.05 $55.22 201 894
Jan 23, 2024 $56.19 $56.77 $55.25 $55.45 187 685
Jan 22, 2024 $55.52 $56.57 $55.23 $55.92 282 230
Jan 19, 2024 $56.70 $56.88 $54.12 $55.04 435 584
Jan 18, 2024 $56.44 $56.45 $55.30 $56.43 269 907
Jan 17, 2024 $55.02 $56.36 $54.92 $56.14 340 224
Jan 16, 2024 $54.00 $55.77 $53.81 $55.50 410 587
Jan 12, 2024 $54.28 $54.80 $53.53 $54.21 541 352
Jan 11, 2024 $54.60 $54.64 $52.33 $54.03 663 856
Jan 10, 2024 $56.97 $57.24 $53.58 $54.82 1 188 347
Jan 09, 2024 $58.64 $58.64 $56.10 $56.82 624 350
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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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