Amphastar Pharmaceuticals, Inc. - Common Stock (NQ:AMPH)
Price and Volume
Detailed Quote| Volume | 362,817 |
| Open | 26.62 |
| Bid (Size) | 25.75 (100) |
| Ask (Size) | 27.20 (200) |
| Prev. Close | 26.62 |
| Today's Range | 26.51 - 26.86 |
| 52wk Range | 16.64 - 29.52 |
| Shares Outstanding | 48,081,433 |
| Dividend Yield | N/A |
Top News
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Performance
52-Week Range
9.3% below 52-week high
26.76
16.6452W Low
29.5252W High
1 Week
0.1% 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 $26.76, 9.3% below its 52-week high. Over the past week it ranged between $25.03 and $26.79.
Past 12 Months
+5.5%
+12.5%
+38.7%
+25.3%
+1.1%
+13.8%
1W
+$1.39
1M
+$2.98
3M
+$7.47
6M
+$5.40
YTD
+$0.30
1Y
+$3.25
AMPH was +13.8% over the past year, +25.3% over six months, +1.1% year to date, +5.5% in the last week.
12 Months vs Market
AMPH
+13.8%
DIA
+12.4%
SPY
+17.4%
QQQ
+23.9%
IWM
+13.7%
Over the past 12 months AMPH returned +13.8% versus DIA (Dow) +12.4%, SPY (S&P 500) +17.4%, QQQ (Nasdaq 100) +23.9% and IWM (Russell 2000) +13.7%.
Volume & Liquidity
0.76× 3-mo avg
Today 362,817
3-mo avg 474.5K
1W
512.2K
1M
552.7K
3M
474.5K
6M
543.3K
YTD
520.9K
1Y
494.9K
AMPH most recently traded 362,817 shares against a 3-month average daily volume of 474.5K.
More News
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September 24, 2026
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September 01, 2026
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August 27, 2026
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Amphastar (AMPH) Q2 2026 Earnings Call Transcript ↗
August 13, 2026
Via The Motley Fool
Topics
Earnings
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Topics
Earnings
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Amphastar Pharmaceuticals Q2 Earnings Call Highlights ↗
August 06, 2026
Via MarketBeat
Topics
Earnings
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Topics
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1 Value Stock to Own for Decades and 2 Facing Challenges
August 03, 2026
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3 Reasons AMPH is Risky and 1 Stock to Buy Instead
July 28, 2026
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July 22, 2026
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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 26.76
When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 10/12/26 04:00 PM ET
What is the market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock is 1.29B
How many shares of Amphastar Pharmaceuticals, Inc. - Common Stock are outstanding?
Amphastar Pharmaceuticals, Inc. - Common Stock has 1B shares outstanding.
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