24.66
price up icon1.73%   0.42
after-market After Hours: 24.66
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Amphastar Pharmaceuticals Inc stock is traded at $24.66, with a volume of 390.80K. It is up +1.73% in the last 24 hours and down -8.40% over the past month. Amphastar Pharmaceuticals Inc is a bio-pharmaceutical company focusing on developing, manufacturing, marketing, and selling technically challenging generic and proprietary injectable, inhalation, and intranasal products, as well as insulin active pharmaceutical ingredient, or insulin API products. The company's finished products are used in hospital or urgent care clinical settings and are contracted and distributed through group purchasing organizations and drug wholesalers. The company has one reportable segment pharmaceutical products. Geographically the business presence of the firm is seen in the United States, China and France of which the U.S. accounts for the majority of the revenue.
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Previous Close:
$24.24
Open:
$24.24
24h Volume:
390.80K
Relative Volume:
0.81
Market Cap:
$1.15B
Revenue:
$722.68M
Net Income/Loss:
$134.71M
P/E Ratio:
9.236
EPS:
2.67
Net Cash Flow:
$109.94M
1W Performance:
-0.24%
1M Performance:
-8.40%
6M Performance:
+0.65%
1Y Performance:
-51.44%
1-Day Range:
Value
$24.02
$24.81
1-Week Range:
Value
$23.77
$24.89
52-Week Range:
Value
$20.39
$53.95

Amphastar Pharmaceuticals Inc Stock (AMPH) Company Profile

Name
Name
Amphastar Pharmaceuticals Inc
Name
Phone
909-980-9484
Name
Address
11570 SIXTH STREET, RANCHO CUCAMONGA, CA
Name
Employee
2,028
Name
Twitter
Name
Next Earnings Date
2024-12-06
Name
Latest SEC Filings
Name
AMPH's Discussions on Twitter

Compare AMPH with other stocks

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
Drug Manufacturers - Specialty & Generic icon
AMPH
Amphastar Pharmaceuticals Inc
24.66 1.13B 722.68M 134.71M 109.94M 2.67
Drug Manufacturers - Specialty & Generic icon
ZTS
Zoetis Inc
144.10 63.79B 9.39B 2.62B 2.22B 5.8121
Drug Manufacturers - Specialty & Generic icon
TAK
Takeda Pharmaceutical Co Adr
13.23 43.49B 29.96B 957.25M 4.77B 0.2956
Drug Manufacturers - Specialty & Generic icon
HLN
Haleon Plc Adr
9.18 40.30B 14.26B 1.98B 2.47B 0.4327
Drug Manufacturers - Specialty & Generic icon
TEVA
Teva Pharmaceutical Industries Ltd Adr
20.03 23.21B 16.70B -157.13M 1.19B -0.1446
Drug Manufacturers - Specialty & Generic icon
UTHR
United Therapeutics Corp
453.53 20.59B 3.08B 1.24B 1.07B 25.61

Amphastar Pharmaceuticals Inc Stock (AMPH) Upgrades & Downgrades

Date Action Analyst Rating Change
Aug-12-25 Upgrade Needham Hold → Buy
May-12-25 Downgrade JP Morgan Overweight → Neutral
Feb-04-25 Downgrade Piper Sandler Overweight → Neutral
Nov-22-24 Initiated Wells Fargo Equal Weight
Mar-05-24 Initiated JP Morgan Overweight
Nov-17-23 Initiated BofA Securities Neutral
Jul-25-23 Resumed Jefferies Buy
Oct-21-22 Resumed Jefferies Buy
Jul-29-22 Initiated CapitalOne Overweight
Jan-07-22 Upgrade Piper Sandler Neutral → Overweight
Jan-08-21 Downgrade Wells Fargo Overweight → Equal Weight
Oct-05-20 Upgrade Northland Capital Market Perform → Outperform
May-01-20 Initiated Northland Capital Outperform
Mar-13-19 Downgrade Needham Buy → Hold
Mar-13-19 Downgrade Piper Jaffray Overweight → Neutral
Aug-10-18 Reiterated Needham Buy
Mar-13-18 Reiterated Needham Buy
Dec-01-17 Reiterated Needham Buy
Nov-09-17 Downgrade Raymond James Outperform → Mkt Perform
Sep-27-17 Reiterated Needham Buy
Mar-14-17 Downgrade Raymond James Strong Buy → Outperform
Aug-09-16 Reiterated Needham Buy
May-10-16 Reiterated Needham Buy
Feb-19-16 Initiated Wells Fargo Outperform
Jun-19-15 Reiterated Needham Buy
Jun-03-15 Initiated Raymond James Strong Buy
Jul-21-14 Initiated Needham Buy
View All

Amphastar Pharmaceuticals Inc Stock (AMPH) Latest News

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Can Amphastar Pharmaceuticals Inc. stock maintain growth trajectoryJuly 2025 Sector Moves & Stepwise Trade Execution Plans - newser.com

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How Amphastar’s New BAQSIMI Distribution Pact in Greater China Could Impact AMPH Investors - Yahoo Finance

Oct 30, 2025
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Oct 30, 2025

Analysts Estimate Amphastar Pharmaceuticals (AMPH) to Report a Decline in Earnings: What to Look Out for - Yahoo Finance

Oct 30, 2025
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Can Amphastar Pharmaceuticals Inc. stock hit analyst price targetsWeekly Profit Analysis & Stock Portfolio Risk Management - newser.com

Oct 30, 2025
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Can trapped investors hope for a rebound in Amphastar Pharmaceuticals Inc.Insider Selling & Free Expert Verified Stock Movement Alerts - newser.com

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Key metrics from Amphastar Pharmaceuticals Inc.’s quarterly data2025 Key Highlights & Precise Buy Zone Tips - newser.com

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Multi asset correlation models including Amphastar Pharmaceuticals Inc.Dollar Strength & Weekly Top Performers Watchlists - newser.com

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Using Python tools to backtest Amphastar Pharmaceuticals Inc. strategiesWeekly Profit Analysis & Free Daily Entry Point Trade Alerts - newser.com

Oct 30, 2025
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Should you wait for a breakout in Amphastar Pharmaceuticals Inc.Portfolio Risk Summary & Real-Time Market Sentiment Reports - newser.com

Oct 30, 2025
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Oct 29, 2025

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Oct 29, 2025
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Applying Elliott Wave Theory to Amphastar Pharmaceuticals Inc.July 2025 Earnings & Precise Buy Zone Identification - newser.com

Oct 29, 2025
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Why Amphastar Pharmaceuticals Inc. stock attracts high net worth investorsWatch List & Safe Entry Trade Reports - Fundação Cultural do Pará

Oct 28, 2025
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Oct 28, 2025

Amphastar Pharmaceuticals Forms Golden Cross, Signaling Potential Bullish Breakout - Markets Mojo

Oct 28, 2025
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Oct 28, 2025

AlphaQuest LLC Acquires 17,289 Shares of Amphastar Pharmaceuticals, Inc. $AMPH - MarketBeat

Oct 28, 2025
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Oct 28, 2025

Will Amphastar Pharmaceuticals Inc. (29A) stock beat international competitionWeekly Loss Report & Free Low Drawdown Momentum Trade Ideas - newser.com

Oct 28, 2025
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Oct 27, 2025
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How Amphastar Pharmaceuticals Inc. stock responds to policy changesQuarterly Performance Summary & Real-Time Chart Pattern Alerts - Fundação Cultural do Pará

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Amphastar Pharmaceuticals Inc Stock (AMPH) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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$44.06
price down icon 5.51%
$22.57
price down icon 0.09%
drug_manufacturers_specialty_generic RDY
$13.45
price up icon 0.30%
$10.36
price up icon 0.88%
$138.04
price up icon 0.01%
$453.53
price down icon 0.39%
Cap:     |  Volume (24h):