Amphastar Pharmaceuticals, Inc. - Common Stock (NQ:AMPH)
Price and Volume
Detailed Quote| Volume | 816 |
| Open | 25.94 |
| Bid (Size) | 24.01 (100) |
| Ask (Size) | 27.48 (200) |
| Prev. Close | 25.94 |
| Today's Range | 25.94 - 25.94 |
| 52wk Range | 16.64 - 29.52 |
| Shares Outstanding | 48,081,433 |
| Dividend Yield | N/A |
Top News
More News
Performance
52-Week Range
12.1% below 52-week high
25.94
16.6452W Low
29.5252W High
1 Week
4.3% below 1-week high
25.521W Low
27.101W High
Amphastar Pharmaceuticals, Inc. - Common Stock (AMPH) traded between $16.64 and $29.52 over the past 52 weeks and last traded at $25.94, 12.1% below its 52-week high. Over the past week it ranged between $25.52 and $27.10.
Past 12 Months
-0.5%
+6.0%
+32.4%
+22.3%
-2.0%
+9.3%
1W
-$0.14
1M
+$1.46
3M
+$6.35
6M
+$4.73
YTD
-$0.52
1Y
+$2.21
AMPH was +9.3% over the past year, +22.3% over six months, -2.0% year to date, -0.5% in the last week.
12 Months vs Market
AMPH
+9.3%
DIA
+12.3%
SPY
+14.6%
QQQ
+17.3%
IWM
+11.1%
Over the past 12 months AMPH returned +9.3% versus DIA (Dow) +12.3%, SPY (S&P 500) +14.6%, QQQ (Nasdaq 100) +17.3% and IWM (Russell 2000) +11.1%.
Volume & Liquidity
0.00× 3-mo avg
Today 816
3-mo avg 469.5K
1W
346.0K
1M
470.6K
3M
469.5K
6M
536.4K
YTD
514.8K
1Y
493.1K
AMPH most recently traded 816 shares against a 3-month average daily volume of 469.5K.
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
Via StockStory
Topics
Earnings
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Amphastar Pharmaceuticals Q2 Earnings Call Highlights ↗
August 06, 2026
Via MarketBeat
Topics
Earnings
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Topics
Artificial Intelligence
1 Value Stock to Own for Decades and 2 Facing Challenges
August 03, 2026
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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 25.94
When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 10/20/26 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 1.25B
How many shares of Amphastar Pharmaceuticals, Inc. - Common Stock are outstanding?
Amphastar Pharmaceuticals, Inc. - Common Stock has 1B shares outstanding.
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