Amphastar Pharmaceuticals, Inc. - Common Stock (NQ:AMPH)
Price and Volume
Detailed Quote| Volume | 53,075 |
| Open | 27.04 |
| Bid (Size) | 27.03 (300) |
| Ask (Size) | 27.08 (100) |
| Prev. Close | 27.03 |
| Today's Range | 26.85 - 27.23 |
| 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
8.4% below 52-week high
27.05
16.6452W Low
29.5252W High
1 Week
2.7% below 1-week high
25.291W Low
27.801W High
Amphastar Pharmaceuticals, Inc. - Common Stock (AMPH) traded between $16.64 and $29.52 over the past 52 weeks and last traded at $27.05, 8.4% below its 52-week high. Over the past week it ranged between $25.29 and $27.80.
Past 12 Months
+5.8%
+6.6%
+33.8%
+18.9%
+2.2%
+6.9%
1W
+$1.48
1M
+$1.68
3M
+$6.83
6M
+$4.31
YTD
+$0.59
1Y
+$1.75
AMPH was +6.9% over the past year, +18.9% over six months, +2.2% year to date, +5.8% in the last week.
12 Months vs Market
AMPH
+6.9%
DIA
+9.4%
SPY
+10.6%
QQQ
+8.6%
IWM
+14.7%
Over the past 12 months AMPH returned +6.9% versus DIA (Dow) +9.4%, SPY (S&P 500) +10.6%, QQQ (Nasdaq 100) +8.6% and IWM (Russell 2000) +14.7%.
Volume & Liquidity
0.11× 3-mo avg
Today 53,075
3-mo avg 466.8K
1W
451.0K
1M
411.9K
3M
466.8K
6M
538.0K
YTD
510.2K
1Y
495.4K
AMPH most recently traded 53,075 shares against a 3-month average daily volume of 466.8K.
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
Via StockStory
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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3 Reasons AMPH is Risky and 1 Stock to Buy Instead
July 28, 2026
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Topics
Supply Chain
3 Stocks Under $50 We Keep Off Our Radar
July 22, 2026
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Topics
Energy
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 27.05
When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 11/03/26 11:25 AM ET
What is the market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock is 1.30B
How many shares of Amphastar Pharmaceuticals, Inc. - Common Stock are outstanding?
Amphastar Pharmaceuticals, Inc. - Common Stock has 1B shares outstanding.
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