Amphastar Pharmaceuticals, Inc. - Common Stock (NQ:AMPH)Price and VolumeDetailed Quote
Top NewsMore NewsPerformance
52-Week Range
8.1% below 52-week high
27.12
16.6452W Low
29.5252W High
1 Week
2.4% below 1-week high
25.361W 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 $27.12, 8.1% below its 52-week high. Over the past week it ranged between $25.36 and $27.80.
Past 12 Months
1W
+$0.79
1M
+$1.75
3M
+$7.22
6M
+$3.73
YTD
+$0.66
1Y
+$1.82
AMPH was +7.2% over the past year, +15.9% over six months, +2.5% year to date, +3.0% in the last week.
12 Months vs Market
AMPH
DIA
SPY
QQQ
IWM
Over the past 12 months AMPH returned +7.2% versus DIA (Dow) +9.2%, SPY (S&P 500) +10.4%, QQQ (Nasdaq 100) +8.4% and IWM (Russell 2000) +14.0%.
Volume & Liquidity
1.17× 3-mo avg
Today 550,214
3-mo avg 468.9K
1W
1M
3M
6M
YTD
1Y
AMPH most recently traded 550,214 shares against a 3-month average daily volume of 468.9K. More NewsRead More
1 Safe-and-Steady Stock to Research Further and 2 Facing Challenges
October 08, 2026
3 Stocks Under $50 We Think Twice About
October 01, 2026
3 Reasons to Avoid AMPH and 1 Stock to Buy Instead
September 24, 2026
3 Russell 2000 Stocks We Find Risky
September 21, 2026
3 Small-Cap Stocks with Warning Signs
September 18, 2026
3 Healthcare Stocks We Keep Off Our Radar
September 01, 2026
1 Cash-Producing Stock on Our Buy List and 2 We Question
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 QuestionsIs 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 27.12
When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 11/03/26 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 1.30B
How many shares of Amphastar Pharmaceuticals, Inc. - Common Stock are outstanding?
Amphastar Pharmaceuticals, Inc. - Common Stock has 1B shares outstanding.
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