AMPH: Amphastar Pharmaceuticals Inc.

As of Friday, January 23rd, 2026

$ 25.92

-0.23 -0.86%

Open: 26.03
High: 26.37
Low: 25.81
Volume: 269,343
Previous Close on Thursday, January 22nd, 2026

$ 26.15

-0.08 -0.29%

Open: 26.25
High: 26.92
Low: 26.10
Volume: 231,737

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-01-23 26.03 26.37 25.81 25.92 269,343 -0.23 -0.86
2026-01-22 26.25 26.92 26.10 26.15 231,737 -0.08 -0.29
2026-01-21 25.96 26.59 25.93 26.22 251,623 +0.27 +1.04
2026-01-20 25.62 26.75 25.47 25.95 28,257 -0.12 -0.46
2026-01-16 25.94 26.23 25.42 26.07 284,511 +0.07 +0.27
2026-01-15 27.65 27.69 25.94 26.00 583,625 -1.76 -6.34
2026-01-14 28.80 29.20 27.61 27.76 472,419 -1.15 -3.98
2026-01-13 29.16 29.38 28.40 28.91 345,441 -0.49 -1.67
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Metrics and Technicals

Period High Low Chg %Chg Max Drawdown SMA
Peak Trough %Loss
Period High Low Chg %Chg MDD SMA
5D 26.92
On 2026-01-22		 25.42
On 2026-01-16		 -0.08 -0.31 26.92
On 2026-01-22		 25.81
On 2026-01-23		 -4.12 26.06
10D 29.52
On 2026-01-12		 25.42
On 2026-01-16		 -1.82 -6.56 29.52
On 2026-01-12		 25.42
On 2026-01-16		 -13.89 27.01
20D 29.52
On 2026-01-12		 25.42
On 2026-01-16		 -0.53 -2.00 29.52
On 2026-01-12		 25.42
On 2026-01-16		 -13.89 27.02
WTD 26.92
On 2026-01-22		 25.47
On 2026-01-20		 -0.15 -0.58 26.92
On 2026-01-22		 25.81
On 2026-01-23		 -4.12 26.06
MTD 29.52
On 2026-01-12		 25.42
On 2026-01-16		 -0.86 -3.21 29.52
On 2026-01-12		 25.42
On 2026-01-16		 -13.89 27.07
As of Friday, January 23rd, 2026
 
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Recent
Ticker Last Chg %Chg Volume
AMPH

Amphastar Pharmaceuticals Inc.

25.92 -0.23 -0.86 269,343