23.63

5.37% -1.34

After Hours: 23.63

Amphastar Pharmaceuticals Inc (AMPH)

Overview News Price History Option Chain Financials Why AMPH Down? Discussions Forecast

Amphastar Pharmaceuticals Inc stock is traded at $23.63, with a volume of 607.45K. It is down -5.37% in the last 24 hours and down -16.80% 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.

Previous Close:

$24.97

Open:

$25.01

24h Volume:

607.45K

Relative Volume:

1.22

Market Cap:

$1.10B

Revenue:

$722.68M

Net Income/Loss:

$134.71M

P/E Ratio:

8.8502

EPS:

2.67

Net Cash Flow:

$109.94M

1W Performance:

-11.66%

1M Performance:

-16.80%

6M Performance:

+0.47%

1Y Performance:

-48.95%

1-Day Range:

$23.20

$25.02

1-Week Range:

$23.20

$27.07

52-Week Range:

$20.39

$53.95

Amphastar Pharmaceuticals Inc Stock (AMPH) Company Profile

Name

Amphastar Pharmaceuticals Inc

Sector

Healthcare (1141)

Industry

Drug Manufacturers - Specialty & Generic (83)

Phone

909-980-9484

Address

11570 SIXTH STREET, RANCHO CUCAMONGA, CA

Employee

2,028

Twitter

Next Earnings Date

2024-12-06

Latest SEC Filings

AMPH's Discussions on Twitter

Compare AMPH with other stocks

Stocks	Price	Market Cap	Revenue	Net Income	Cash Flow	EPS
AMPH Amphastar Pharmaceuticals Inc	23.63	1.16B	722.68M	134.71M	109.94M	2.67
ZTS Zoetis Inc	141.11	63.55B	9.39B	2.62B	2.22B	5.8121
TAK Takeda Pharmaceutical Co Adr	13.71	44.47B	29.96B	957.25M	4.77B	0.2956
HLN Haleon Plc Adr	9.00	40.17B	14.26B	1.98B	2.47B	0.4327
TEVA Teva Pharmaceutical Industries Ltd Adr	20.03	22.99B	16.70B	-157.13M	1.19B	-0.1446
UTHR United Therapeutics Corp	440.00	20.14B	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

09:54 AM

Will Amphastar Pharmaceuticals Inc. (29A) stock gain from lower interest ratesJuly 2025 Setups & Entry and Exit Point Strategies - newser.com

09:54 AM

Oct 09, 2025

BofA Cuts Price Target on Amphastar Pharmaceuticals to $31 From $32 - MarketScreener

Oct 09, 2025

Teva, Viatris On Investor Watch As White House Spares Generic Drugs From Tariffs - Benzinga

Oct 09, 2025

Can Amphastar Pharmaceuticals Inc. stock attract ESG capital inflowsMarket Volume Report & Daily Entry Point Trade Alerts - newser.com

Oct 09, 2025

How to monitor Amphastar Pharmaceuticals Inc. with trend dashboardsQuarterly Risk Review & Safe Capital Growth Trade Ideas - newser.com

Oct 09, 2025

Will Amphastar Pharmaceuticals Inc. stock recover after recent dropMarket Volume Summary & Expert Curated Trade Setups - newser.com

Oct 09, 2025

Oct 08, 2025

Amphastar Pharmaceuticals' (AMPH) Hold (C-) Rating Reaffirmed at Weiss Ratings - MarketBeat

Oct 08, 2025

Oct 06, 2025

Will Amphastar Pharmaceuticals Inc. (29A) stock return to pre crash levels2025 Volume Leaders & Growth Focused Entry Reports - newser.com

Oct 06, 2025

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Oct 05, 2025

Momentum divergence signals in Amphastar Pharmaceuticals Inc. chartAnalyst Downgrade & Precise Swing Trade Entry Alerts - newser.com

Oct 05, 2025

Why Amphastar Pharmaceuticals Inc. stock is a value investor pickJuly 2025 Patterns & Reliable Momentum Entry Alerts - newser.com

Oct 05, 2025

Oct 04, 2025

Amphastar Pharmaceuticals to Present at the 2025 Bank of America Health Care Conference - 富途牛牛

Oct 04, 2025

Oct 03, 2025

Will Amphastar Pharmaceuticals Inc. (29A) stock beat international competitionEarnings Recap Report & Free High Return Stock Watch Alerts - newser.com

Oct 03, 2025

Is Amphastar Pharmaceuticals Inc. (29A) stock cheap vs fundamentalsEarnings Trend Report & Expert Approved Momentum Ideas - newser.com

Oct 03, 2025

Does Amphastar Pharmaceuticals Inc. stock trade at a discount to peersMarket Growth Review & Low Drawdown Investment Ideas - newser.com

Oct 03, 2025

Oct 02, 2025

Amphastar Pharmaceuticals (NASDAQ:AMPH) Director Sells 500 Shares - MarketBeat

Oct 02, 2025

What drives Amphastar Pharmaceuticals Inc 29A stock pricePrice Support Zones & Free Get High Impact Recommendations - earlytimes.in

Oct 02, 2025

Sep 30, 2025