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

27.17 +0.14 (+0.53%)
Delayed Quote Updated: 2:31 PM EST, Nov 3, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 208,730
Open 27.04
Bid (Size) 27.16 (200)
Ask (Size) 27.23 (100)
Prev. Close 27.03
Today's Range 26.85 - 27.39
52wk Range 16.64 - 29.52
Shares Outstanding 48,081,433
Dividend Yield N/A

Performance

52-Week Range 7.9% below 52-week high
27.17
16.6452W Low 29.5252W High
1 Week 2.3% 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 $27.17, 7.9% below its 52-week high. Over the past week it ranged between $25.29 and $27.80.

Past 12 Months
+6.3%
+7.1%
+34.4%
+19.5%
+2.7%
+7.4%
1W +$1.60
1M +$1.80
3M +$6.95
6M +$4.43
YTD +$0.71
1Y +$1.87

AMPH was +7.4% over the past year, +19.5% over six months, +2.7% year to date, +6.3% in the last week.

12 Months vs Market
AMPH
+7.4%
DIA
+9.3%
SPY
+10.5%
QQQ
+8.5%
IWM
+14.3%

Over the past 12 months AMPH returned +7.4% versus DIA (Dow) +9.3%, SPY (S&P 500) +10.5%, QQQ (Nasdaq 100) +8.5% and IWM (Russell 2000) +14.3%.

Volume & Liquidity 0.45× 3-mo avg
Today 208,730 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 208,730 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 27.17
When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 11/03/26 02:31 PM 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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