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

25.43 UNCHANGED
Delayed Quote Updated: 4:00 PM EDT, Oct 2, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 0
Open 25.43
Bid (Size) 25.13 (100)
Ask (Size) 27.48 (200)
Prev. Close 25.43
Today's Range 25.43 - 25.43
52wk Range 16.64 - 29.52
Shares Outstanding 48,081,433
Dividend Yield N/A

Performance

52-Week Range 13.9% below 52-week high
25.43
16.6452W Low 29.5252W High
1 Week 8.5% below 1-week high
25.061W 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 $25.43, 13.9% below its 52-week high. Over the past week it ranged between $25.06 and $27.80.

Past 12 Months
-7.2%
+9.7%
+29.7%
+23.6%
-3.9%
-4.3%
1W -$1.96
1M +$2.25
3M +$5.82
6M +$4.85
YTD -$1.03
1Y -$1.15

AMPH was -4.3% over the past year, +23.6% over six months, -3.9% year to date, -7.2% in the last week.

12 Months vs Market
AMPH
-4.3%
DIA
+9.5%
SPY
+14.6%
QQQ
+23.3%
IWM
+14.1%

Over the past 12 months AMPH returned -4.3% versus DIA (Dow) +9.5%, SPY (S&P 500) +14.6%, QQQ (Nasdaq 100) +23.3% and IWM (Russell 2000) +14.1%.

Volume & Liquidity
1W
559.7K
1M
551.1K
3M
465.1K
6M
540.3K
YTD
521.2K
1Y
492.4K

AMPH's 3-month average daily volume is 465.1K.

More News

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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 25.43
When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 10/02/26 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 1.22B
How many shares of Amphastar Pharmaceuticals, Inc. - Common Stock are outstanding?
Amphastar Pharmaceuticals, Inc. - Common Stock has 1B shares outstanding.
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