Amphastar Pharmaceuticals, Inc. (AMPH)
17.20
+0.33
(+1.96%)
USD |
NASDAQ |
May 18, 16:00
18.27
+1.07
(+6.22%)
After-Hours: 20:00
Amphastar Pharmaceuticals 30-Day Average Daily Volume : 583242.1 for May 18, 2026
30-Day Average Daily Volume Chart
Sep '18
Jan '19
May '19
285.00
270.00
255.00
240.00
Historical Data
30-Day Average Daily Volume Range, Past 5 Years
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Minimum
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Maximum
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Median
30-Day Average Daily Volume Benchmarks
| Supernus Pharmaceuticals, Inc. | 678367.0 |
| Amneal Pharmaceuticals, Inc. | 1.574M |
| Corcept Therapeutics, Inc. | 1.171M |
| Assertio Holdings, Inc. | 422638.1 |
| Johnson & Johnson | 7.855M |