Amphastar Pharmaceuticals, Inc. - Common Stock (NQ:AMPH)
Price and Volume
Detailed Quote| Volume | 52,136 |
| Open | 26.25 |
| Bid (Size) | 26.21 (200) |
| Ask (Size) | 26.26 (200) |
| Prev. Close | 26.20 |
| Today's Range | 25.92 - 26.50 |
| 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
11.1% below 52-week high
26.23
16.6452W Low
29.5252W High
1 Week
3.2% below 1-week high
25.511W 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 $26.23, 11.1% below its 52-week high. Over the past week it ranged between $25.51 and $27.10.
Past 12 Months
1W
-$0.19
1M
+$1.75
3M
+$6.93
6M
+$5.25
YTD
-$0.23
1Y
+$1.97
AMPH was +8.1% over the past year, +25.0% over six months, -0.9% year to date, -0.7% in the last week.
12 Months vs Market
AMPH
+8.1%
DIA
+12.1%
SPY
+13.6%
QQQ
+15.7%
IWM
+11.3%
Over the past 12 months AMPH returned +8.1% versus DIA (Dow) +12.1%, SPY (S&P 500) +13.6%, QQQ (Nasdaq 100) +15.7% and IWM (Russell 2000) +11.3%.
Volume & Liquidity
0.11× 3-mo avg
Today 52,136
3-mo avg 466.0K
1W
351.1K
1M
467.1K
3M
466.0K
6M
534.1K
YTD
514.2K
1Y
493.6K
AMPH most recently traded 52,136 shares against a 3-month average daily volume of 466.0K.
More News
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September 24, 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
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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 26.23
When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 10/22/26 11:14 AM ET
What is the market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock is 1.26B
How many shares of Amphastar Pharmaceuticals, Inc. - Common Stock are outstanding?
Amphastar Pharmaceuticals, Inc. - Common Stock has 1B shares outstanding.
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