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Amphastar Pharmaceuticals Inc stock is traded at $39.14, with a volume of 2.07M. It is down -0.63% in the last 24 hours and down -11.23% over the past month. Amphastar Pharmaceuticals Inc is a biopharmaceutical company that focuses on developing, manufacturing, marketing, and selling technically challenging generic and proprietary injectable, inhalation, and intranasal products. Additionally, the company sells 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 two reportable segments finished pharmaceutical products and API 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:
$39.39
Open:
$39.31
24h Volume:
2.07M
Relative Volume:
5.00
Market Cap:
$1.88B
Revenue:
$723.55M
Net Income/Loss:
$157.72M
P/E Ratio:
20.07
EPS:
1.95
Net Cash Flow:
$170.15M
1W Performance:
-7.34%
1M Performance:
-11.23%
6M Performance:
-1.61%
1Y Performance:
-33.13%
1-Day Range:
Value
$38.96
$40.74
1-Week Range:
Value
$38.78
$42.49
52-Week Range:
Value
$36.56
$65.92

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
1,761
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
39.14 1.88B 723.55M 157.72M 170.15M 3.00
Drug Manufacturers - Specialty & Generic icon
ZTS
Zoetis Inc
164.84 74.37B 9.15B 2.43B 2.31B 5.32
Drug Manufacturers - Specialty & Generic icon
HLN
Haleon Plc Adr
9.69 43.81B 14.26B 1.55B 0 0.3383
Drug Manufacturers - Specialty & Generic icon
TAK
Takeda Pharmaceutical Co Adr
13.10 41.53B 30.27B 1.93B 3.45B 0.6044
Drug Manufacturers - Specialty & Generic icon
TEVA
Teva Pharmaceutical Industries Ltd Adr
22.09 25.03B 16.77B -959.00M 1.37B -0.85
Drug Manufacturers - Specialty & Generic icon
VTRS
Viatris Inc
12.52 14.94B 15.05B -883.30M 1.89B -0.74

Amphastar Pharmaceuticals Inc Stock (AMPH) Upgrades & Downgrades

Date Action Analyst Rating Change
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

pulisher
Dec 20, 2024

19,723 Shares in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) Bought by Wellington Management Group LLP - MarketBeat

Dec 20, 2024
pulisher
Dec 20, 2024

Hyaluronidase Market Massive Growth Predicted (2024-2031) | - openPR

Dec 20, 2024
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Dec 16, 2024

Insider Selling: Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) EVP Sells 7,000 Shares of Stock - MarketBeat

Dec 16, 2024
pulisher
Dec 16, 2024

Amphastar Pharmaceuticals executive sells shares worth $672,815 - Investing.com

Dec 16, 2024
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Dec 16, 2024

Amphastar Pharmaceuticals, Inc.'s (NASDAQ:AMPH) Prospects Need A Boost To Lift Shares - Simply Wall St

Dec 16, 2024
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Dec 15, 2024

World Investment Advisors LLC Takes $1.61 Million Position in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Dec 15, 2024
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Dec 14, 2024

Amphastar Pharmaceuticals (NASDAQ:AMPH) Trading Down 5.4%What's Next? - MarketBeat

Dec 14, 2024
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Dec 13, 2024

XTX Topco Ltd Buys New Holdings in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Dec 13, 2024
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Dec 12, 2024

The Manufacturers Life Insurance Company Trims Stock Holdings in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - Defense World

Dec 12, 2024
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Dec 11, 2024

Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) Stock Position Decreased by Centiva Capital LP - MarketBeat

Dec 11, 2024
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Dec 10, 2024

Point72 Asset Management L.P. Sells 197,019 Shares of Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Dec 10, 2024
pulisher
Dec 09, 2024

Amphastar Pharmaceuticals Breaks Above 200-Day Moving AverageBullish for AMPH - Nasdaq

Dec 09, 2024
pulisher
Dec 08, 2024

Charles Schwab Investment Management Inc. Lowers Position in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - Defense World

Dec 08, 2024
pulisher
Dec 06, 2024

Taika Capital LP Makes New $1.79 Million Investment in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Dec 06, 2024
pulisher
Dec 05, 2024

Should You Be Adding Amphastar Pharmaceuticals (NASDAQ:AMPH) To Your Watchlist Today? - Yahoo Finance

Dec 05, 2024
pulisher
Dec 05, 2024

Hotchkis & Wiley Capital Management LLC Acquires Shares of 222,620 Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Dec 05, 2024
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Dec 04, 2024

Implied Volatility Surging for Amphastar Pharmceuticals (AMPH) Stock Options - Yahoo Finance

Dec 04, 2024
pulisher
Dec 04, 2024

BNP Paribas Financial Markets Raises Stock Holdings in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Dec 04, 2024
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Dec 03, 2024

Dynamic Technology Lab Private Ltd Sells 11,224 Shares of Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Dec 03, 2024
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Dec 02, 2024

Glenmede Trust Co. NA Buys 22,439 Shares of Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Dec 02, 2024
pulisher
Dec 01, 2024

Where are the Opportunities in (AMPH) - Stock Traders Daily

Dec 01, 2024
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Dec 01, 2024

Intech Investment Management LLC Purchases 2,331 Shares of Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - Defense World

Dec 01, 2024
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Dec 01, 2024

Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) Shares Sold by Thrivent Financial for Lutherans - Defense World

Dec 01, 2024
pulisher
Nov 30, 2024

Why Amphastar Pharmaceuticals (AMPH) Is One of the Most Profitable Pharmaceutical Stocks Right Now? - Yahoo Finance

Nov 30, 2024
pulisher
Nov 29, 2024

12 Most Profitable Pharmaceutical Stocks Right Now - Insider Monkey

Nov 29, 2024
pulisher
Nov 28, 2024

Here's Why Amphastar Pharmaceuticals (NASDAQ:AMPH) Has Caught The Eye Of Investors - Simply Wall St

Nov 28, 2024
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Nov 28, 2024

Financial Review: UroGen Pharma (NASDAQ:URGN) and Amphastar Pharmaceuticals (NASDAQ:AMPH) - Defense World

Nov 28, 2024
pulisher
Nov 26, 2024

Amphastar Pharmaceuticals to Present at the 36th Annual Piper Sandler Healthcare Conference - AccessWire

Nov 26, 2024
pulisher
Nov 26, 2024

Amphastar Continues To Push Proprietary Portfolio With Focus On Baqsimi - Citeline

Nov 26, 2024
pulisher
Nov 26, 2024

Algert Global LLC Purchases New Position in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Nov 26, 2024
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Nov 25, 2024

Amphastar initiated with an Equal Weight at Wells Fargo - MSN

Nov 25, 2024
pulisher
Nov 24, 2024

Connor Clark & Lunn Investment Management Ltd. Sells 20,448 Shares of Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Nov 24, 2024
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Nov 24, 2024

Segall Bryant & Hamill LLC Buys New Holdings in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Nov 24, 2024
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Nov 24, 2024

Amphastar Pharmaceuticals (NASDAQ:AMPH) Coverage Initiated at Wells Fargo & Company - Defense World

Nov 24, 2024
pulisher
Nov 23, 2024

Wells Fargo initiates Amphastar stock with Overweight, sees upside with new product cycle By Investing.com - Investing.com South Africa

Nov 23, 2024
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Nov 23, 2024

GSA Capital Partners LLP Invests $303,000 in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - Defense World

Nov 23, 2024
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Nov 23, 2024

Wells Fargo Initiates Coverage of Amphastar Pharmaceuticals (AMPH) with Overweight Recommendation - MSN

Nov 23, 2024
pulisher
Nov 22, 2024

Wells Fargo initiates Amphastar stock with Overweight, sees upside with new product cycle - Investing.com

Nov 22, 2024
pulisher
Nov 21, 2024

Tranche Update on Amphastar Pharmaceuticals, Inc.'s Equity Buyback Plan announced on November 8, 2016. - Marketscreener.com

Nov 21, 2024
pulisher
Nov 21, 2024

Victory Capital Management Inc. Grows Holdings in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - Defense World

Nov 21, 2024
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Nov 21, 2024

Victory Capital Management Inc. Has $10.61 Million Stake in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Nov 21, 2024
pulisher
Nov 19, 2024

Injectables Contraceptives Market with Promising Opportunity - openPR

Nov 19, 2024
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Nov 19, 2024

Principal Financial Group Inc. Has $9.80 Million Stock Holdings in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - MarketBeat

Nov 19, 2024
pulisher
Nov 19, 2024

Principal Financial Group Inc. Cuts Stake in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) - Defense World

Nov 19, 2024
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Nov 16, 2024

16,169 Shares in Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) Purchased by Los Angeles Capital Management LLC - MarketBeat

Nov 16, 2024
pulisher
Nov 14, 2024

Amphastar Pharmaceuticals executive sells $336,929 in stock By Investing.com - Investing.com Australia

Nov 14, 2024
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Nov 13, 2024

Amphastar Pharmaceuticals executive sells $336,929 in stock - Investing.com

Nov 13, 2024
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Nov 13, 2024

Amphastar Pharmaceuticals director Richard Prins sells $243,985 in stock - Investing.com India

Nov 13, 2024
pulisher
Nov 13, 2024

Amphastar Pharmaceuticals to Present at the Jefferies London Healthcare Conference - AccessWire

Nov 13, 2024
pulisher
Nov 13, 2024

Amphastar Pharmaceuticals to Present at Jefferies London Healthcare Conference | AMPH Stock News - StockTitan

Nov 13, 2024
pulisher
Nov 13, 2024

Amphastar Pharmaceuticals Inc (AMPH) Stock Price Down 3.5% on No - GuruFocus.com

Nov 13, 2024

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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Amphastar Pharmaceuticals Inc Stock (AMPH) Insider Trading

Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total
Zhou Rong
SENIOR EVP, PRODUCTION CENTER
Dec 12 '24
Option Exercise
11.33
7,000
79,310
125,469
Zhou Rong
SENIOR EVP, PRODUCTION CENTER
Dec 13 '24
Sale
45.23
8,000
361,840
118,469
Zhou Rong
SENIOR EVP, PRODUCTION CENTER
Dec 12 '24
Sale
44.42
7,000
310,975
118,469
PRINS RICHARD K
Director
Dec 09 '24
Option Exercise
19.52
10,000
195,200
40,471
PRINS RICHARD K
Director
Dec 09 '24
Sale
43.77
10,000
437,702
30,471
$11.63
price down icon 1.61%
$89.28
price down icon 2.89%
$83.45
price down icon 0.82%
drug_manufacturers_specialty_generic RDY
$15.37
price up icon 1.65%
$135.42
price up icon 0.34%
$12.52
price up icon 3.22%
Cap:     |  Volume (24h):