Amphastar Pharmaceuticals, Inc. - Common Stock (NQ:AMPH)
Price and Volume
Detailed Quote| Volume | 0 |
| Open | 26.08 |
| Bid (Size) | 25.75 (100) |
| Ask (Size) | 27.48 (200) |
| Prev. Close | 26.08 |
| Today's Range | 26.08 - 26.08 |
| 52wk Range | 16.64 - 29.52 |
| Shares Outstanding | 48,081,433 |
| Dividend Yield | N/A |
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Performance
52-Week Range
11.7% below 52-week high
26.08
16.6452W Low
29.5252W High
1 Week
3.4% below 1-week high
25.091W Low
27.001W High
Amphastar Pharmaceuticals, Inc. - Common Stock (AMPH) traded between $16.64 and $29.52 over the past 52 weeks and last traded at $26.08, 11.7% below its 52-week high. Over the past week it ranged between $25.09 and $27.00.
Past 12 Months
1W
+$0.27
1M
+$2.17
3M
+$6.68
6M
+$4.40
YTD
-$0.38
1Y
+$2.22
AMPH was +9.3% over the past year, +20.3% over six months, -1.4% year to date, +1.0% in the last week.
12 Months vs Market
AMPH
+9.3%
DIA
+11.4%
SPY
+16.2%
QQQ
+21.9%
IWM
+9.5%
Over the past 12 months AMPH returned +9.3% versus DIA (Dow) +11.4%, SPY (S&P 500) +16.2%, QQQ (Nasdaq 100) +21.9% and IWM (Russell 2000) +9.5%.
Volume & Liquidity
1W
383.0K
1M
532.3K
3M
472.4K
6M
540.1K
YTD
518.3K
1Y
493.9K
AMPH's 3-month average daily volume is 472.4K.
More News
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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
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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 26.08
When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 10/14/26 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.