Amphastar Pharmaceuticals, Inc. - Common Stock (NQ:AMPH)
Price and Volume
Detailed Quote| Volume | 437,697 |
| Open | 25.73 |
| Bid (Size) | 24.25 (200) |
| Ask (Size) | 27.48 (200) |
| Prev. Close | 25.81 |
| Today's Range | 25.65 - 26.79 |
| 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
9.8% below 52-week high
26.62
16.6452W Low
29.5252W High
1 Week
0.6% 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 $26.62, 9.8% below its 52-week high. Over the past week it ranged between $25.03 and $26.79.
Past 12 Months
1W
+$1.25
1M
+$3.58
3M
+$7.90
6M
+$6.25
YTD
+$0.16
1Y
+$1.65
AMPH was +6.6% over the past year, +30.7% over six months, +0.6% year to date, +4.9% in the last week.
12 Months vs Market
AMPH
+6.6%
DIA
+11.4%
SPY
+16.0%
QQQ
+23.0%
IWM
+13.8%
Over the past 12 months AMPH returned +6.6% versus DIA (Dow) +11.4%, SPY (S&P 500) +16.0%, QQQ (Nasdaq 100) +23.0% and IWM (Russell 2000) +13.8%.
Volume & Liquidity
0.93× 3-mo avg
Today 437,697
3-mo avg 472.0K
1W
512.2K
1M
542.3K
3M
472.0K
6M
541.9K
YTD
520.9K
1Y
495.1K
AMPH most recently traded 437,697 shares against a 3-month average daily volume of 472.0K.
More News
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September 24, 2026
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September 21, 2026
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September 18, 2026
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September 01, 2026
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August 27, 2026
Amphastar (AMPH) Q2 2026 Earnings Call Transcript ↗
August 13, 2026
Amphastar Pharmaceuticals Q2 Earnings Call Highlights ↗
August 06, 2026
1 Value Stock to Own for Decades and 2 Facing Challenges
August 03, 2026
3 Reasons AMPH is Risky and 1 Stock to Buy Instead
July 28, 2026
3 Stocks Under $50 We Keep Off Our Radar
July 22, 2026
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 26.62
When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 10/09/26 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 1.28B
How many shares of Amphastar Pharmaceuticals, Inc. - Common Stock are outstanding?
Amphastar Pharmaceuticals, Inc. - Common Stock has 1B shares outstanding.
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