Skip to main content

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

28.70 +0.10 (+0.35%)
Delayed Quote Updated: 10:01 AM EST, Nov 12, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 9,989
Open 28.77
Bid (Size) 28.59 (100)
Ask (Size) 28.83 (200)
Prev. Close 28.60
Today's Range 28.52 - 28.84
52wk Range 16.64 - 31.00
Shares Outstanding 48,081,433
Dividend Yield N/A

Performance

52-Week Range 7.4% below 52-week high
28.70
16.6452W Low 31.0052W High
1 Week 7.4% below 1-week high
27.431W Low 31.001W High

Amphastar Pharmaceuticals, Inc. - Common Stock (AMPH) traded between $16.64 and $31.00 over the past 52 weeks and last traded at $28.70, 7.4% below its 52-week high. Over the past week it ranged between $27.43 and $31.00.

Past 12 Months
+3.8%
+7.2%
+43.6%
+56.7%
+8.5%
+5.7%
1W +$1.04
1M +$1.94
3M +$8.72
6M +$10.38
YTD +$2.24
1Y +$1.54

AMPH was +5.7% over the past year, +56.7% over six months, +8.5% year to date, +3.8% in the last week.

12 Months vs Market
AMPH
+5.7%
DIA
+9.2%
SPY
+10.9%
QQQ
+10.6%
IWM
+14.6%

Over the past 12 months AMPH returned +5.7% versus DIA (Dow) +9.2%, SPY (S&P 500) +10.9%, QQQ (Nasdaq 100) +10.6% and IWM (Russell 2000) +14.6%.

Volume & Liquidity 0.02× 3-mo avg
Today 9,989 3-mo avg 466.1K
1W
610.2K
1M
449.3K
3M
466.1K
6M
522.8K
YTD
513.3K
1Y
496.2K

AMPH most recently traded 9,989 shares against a 3-month average daily volume of 466.1K.

More News

Read More

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 28.70
When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 11/12/26 10:01 AM ET
What is the market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock is 1.38B
How many shares of Amphastar Pharmaceuticals, Inc. - Common Stock are outstanding?
Amphastar Pharmaceuticals, Inc. - Common Stock has 1B shares outstanding.
Stock Quote API & Stock News API supplied by www.cloudquote.io
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the Privacy Policy and Terms Of Service.