AMPH: Amphastar Pharmaceuticals Inc.

As of Thursday, April 30th, 2026

$ 21.63

-- 0 0%

Open: 21.63
High: 21.63
Low: 21.63
Volume: N/A
Previous Close on Wednesday, April 29th, 2026

$ 21.63

-0.19 -0.87%

Open: 21.50
High: 21.86
Low: 21.48
Volume: 268,682

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-04-29 21.50 21.86 21.48 21.63 268,682 -0.19 -0.87
2026-04-28 21.71 22.04 21.56 21.82 281,196 +0.17 +0.79
2026-04-27 21.47 22.06 21.46 21.65 329,586 +0.24 +1.12
2026-04-24 21.05 21.60 20.77 21.41 402,069 +0.40 +1.90
2026-04-23 21.22 21.23 20.77 21.01 297,904 +0.02 +0.10
2026-04-22 21.40 21.59 20.77 20.99 410,625 -0.22 -1.04
2026-04-21 22.38 22.66 21.10 21.21 683,854 -1.71 -7.46
2026-04-20 22.67 23.26 22.54 22.92 539,311 +0.04 +0.17
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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 22.06
On 2026-04-27		 20.77
On 2026-04-23		 0.64 3.05 22.06
On 2026-04-27		 21.48
On 2026-04-29		 -2.63 21.50
10D 23.26
On 2026-04-20		 20.77
On 2026-04-22		 -0.05 -0.23 23.26
On 2026-04-20		 20.77
On 2026-04-22		 -10.73 21.73
20D 23.26
On 2026-04-20		 19.68
On 2026-04-01		 2.04 10.41 23.26
On 2026-04-20		 20.77
On 2026-04-22		 -10.73 21.26
WTD 22.06
On 2026-04-27		 21.46
On 2026-04-27		 0.22 1.03 22.06
On 2026-04-27		 21.48
On 2026-04-29		 -2.63 21.70
MTD 23.26
On 2026-04-20		 19.68
On 2026-04-01		 2.04 10.41 23.26
On 2026-04-20		 20.77
On 2026-04-22		 -10.73 21.26
As of Wednesday, April 29th, 2026
 
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AMPH

Amphastar Pharmaceuticals Inc.

21.63 0.00 0.00