Amphastar Pharmaceuticals, Inc. - Common Stock (NQ:AMPH)

27.20 +0.17 (+0.65%)
Delayed Quote Updated: 9:39 AM EST, Nov 3, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 9,011
Open 27.04
Bid (Size) 27.02 (100)
Ask (Size) 27.34 (200)
Prev. Close 27.03
Today's Range 27.04 - 27.23
52wk Range 16.64 - 29.52
Shares Outstanding 48,081,433
Dividend Yield N/A

Performance

52-Week Range 7.8% below 52-week high
27.20
16.6452W Low 29.5252W High
1 Week 2.1% 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 $27.20, 7.8% below its 52-week high. Over the past week it ranged between $25.29 and $27.80.

Past 12 Months
+6.4%
+7.2%
+34.5%
+19.6%
+2.8%
+7.5%
1W +$1.63
1M +$1.83
3M +$6.98
6M +$4.46
YTD +$0.74
1Y +$1.90

AMPH was +7.5% over the past year, +19.6% over six months, +2.8% year to date, +6.4% in the last week.

12 Months vs Market
AMPH
+7.5%
DIA
+9.0%
SPY
+10.3%
QQQ
+8.4%
IWM
+14.1%

Over the past 12 months AMPH returned +7.5% versus DIA (Dow) +9.0%, SPY (S&P 500) +10.3%, QQQ (Nasdaq 100) +8.4% and IWM (Russell 2000) +14.1%.

Volume & Liquidity 0.02× 3-mo avg
Today 9,011 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 9,011 shares against a 3-month average daily volume of 466.8K.

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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 27.20
When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 11/03/26 09:39 AM ET
What is the market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock is 1.31B
How many shares of Amphastar Pharmaceuticals, Inc. - Common Stock are outstanding?
Amphastar Pharmaceuticals, Inc. - Common Stock has 1B shares outstanding.
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