Amphastar Pharmaceuticals, Inc. - Common Stock (NQ:AMPH)

25.84 -0.07 (-0.27%)
Delayed Quote Updated: 10:21 AM EDT, Oct 7, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 60,591
Open 25.91
Bid (Size) 25.79 (100)
Ask (Size) 25.89 (100)
Prev. Close 25.91
Today's Range 25.49 - 26.17
52wk Range 16.64 - 29.52
Shares Outstanding 48,081,433
Dividend Yield N/A

Performance

52-Week Range 12.5% below 52-week high
25.84
16.6452W Low 29.5252W High
1 Week 3.5% below 1-week high
25.031W Low 26.791W High

Amphastar Pharmaceuticals, Inc. - Common Stock (AMPH) traded between $16.64 and $29.52 over the past 52 weeks and last traded at $25.84, 12.5% below its 52-week high. Over the past week it ranged between $25.03 and $26.79.

Past 12 Months
+0.1%
+12.7%
+28.7%
+25.6%
-2.3%
-2.8%
1W +$0.03
1M +$2.91
3M +$5.76
6M +$5.26
YTD -$0.62
1Y -$0.74

AMPH was -2.8% over the past year, +25.6% over six months, -2.3% year to date, +0.1% in the last week.

12 Months vs Market
AMPH
-2.8%
DIA
+9.1%
SPY
+15.4%
QQQ
+24.1%
IWM
+12.6%

Over the past 12 months AMPH returned -2.8% versus DIA (Dow) +9.1%, SPY (S&P 500) +15.4%, QQQ (Nasdaq 100) +24.1% and IWM (Russell 2000) +12.6%.

Volume & Liquidity 0.13× 3-mo avg
Today 60,591 3-mo avg 467.4K
1W
467.6K
1M
537.9K
3M
467.4K
6M
540.7K
YTD
520.5K
1Y
492.1K

AMPH most recently traded 60,591 shares against a 3-month average daily volume of 467.4K.

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Frequently Asked Questions

Is Amphastar Pharmaceuticals, Inc. - Common Stock publicly traded?
Yes, Amphastar Pharmaceuticals, Inc. - Common Stock is publicly traded.
What exchange does Amphastar Pharmaceuticals, Inc. - Common Stock trade on?
Amphastar Pharmaceuticals, Inc. - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Amphastar Pharmaceuticals, Inc. - Common Stock?
The ticker symbol for Amphastar Pharmaceuticals, Inc. - Common Stock is AMPH on the Nasdaq Stock Market
What is the current price of Amphastar Pharmaceuticals, Inc. - Common Stock?
The current price of Amphastar Pharmaceuticals, Inc. - Common Stock is 25.84
When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 10/07/26 10:21 AM ET
What is the market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock is 1.24B
How many shares of Amphastar Pharmaceuticals, Inc. - Common Stock are outstanding?
Amphastar Pharmaceuticals, Inc. - Common Stock has 1B shares outstanding.
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