AMPH: Amphastar Pharmaceuticals Inc.

As of Tuesday, October 27th, 2026

$ 25.57

+0.10 +0.39%

Open: 25.38
High: 25.70
Low: 25.29
Volume: 323,925
Previous Close on Monday, October 26th, 2026

$ 25.47

+0.33 +1.31%

Open: 25.27
High: 25.65
Low: 25.22
Volume: 22,739

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-10-27 25.38 25.70 25.29 25.57 323,925 +0.10 +0.39
2026-10-26 25.27 25.65 25.22 25.47 22,739 +0.33 +1.31
2026-10-23 25.91 25.91 24.62 25.14 482,286 -0.90 -3.46
2026-10-22 26.25 26.50 25.92 26.04 315 -0.16 -0.61
2026-10-21 25.69 26.35 25.51 26.20 390,202 +0.26 +1.00
2026-10-20 26.24 26.61 25.82 25.94 360,165 -0.12 -0.46
2026-10-19 25.63 26.31 25.63 26.06 299,508 +0.19 +0.73
2026-10-16 26.61 26.61 25.52 25.87 351,151 -0.55 -2.08
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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 26.50
On 2026-10-22		 24.62
On 2026-10-23		 -0.37 -1.43 26.50
On 2026-10-22		 24.62
On 2026-10-23		 -7.09 25.68
10D 27.10
On 2026-10-15		 24.62
On 2026-10-23		 -0.48 -1.84 27.10
On 2026-10-15		 24.62
On 2026-10-23		 -9.15 25.88
20D 27.10
On 2026-10-15		 24.62
On 2026-10-23		 -1.11 -4.16 27.10
On 2026-10-15		 24.62
On 2026-10-23		 -9.15 25.87
WTD 25.70
On 2026-10-27		 25.22
On 2026-10-26		 0.43 1.71 25.65
On 2026-10-26		 25.65
On 2026-10-26		 0.00 25.52
MTD 27.10
On 2026-10-15		 24.62
On 2026-10-23		 -0.24 -0.93 27.10
On 2026-10-15		 24.62
On 2026-10-23		 -9.15 25.88
As of Tuesday, October 27th, 2026
 
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19.57 -0.37 -1.86
 
Recent
Ticker Last Chg %Chg Volume
AMPH

Amphastar Pharmaceuticals Inc.

25.57 +0.10 +0.39 323,925