19.23

0.00% 0.00

Pre-market: 19.08 -0.15 -0.78%

Amphastar Pharmaceuticals Inc (AMPH)

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

Amphastar Pharmaceuticals Inc stock is traded at $19.23, with a volume of 367.78K. It is up +0.00% in the last 24 hours and down -30.50% 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:

$19.23

Open:

$19.1

24h Volume:

367.78K

Relative Volume:

0.79

Market Cap:

$872.47M

Revenue:

$719.89M

Net Income/Loss:

$98.09M

P/E Ratio:

9.4571

EPS:

2.0334

Net Cash Flow:

$118.98M

1W Performance:

-1.44%

1M Performance:

-30.50%

6M Performance:

-28.43%

1Y Performance:

-32.43%

1-Day Range:

$18.98

$19.57

1-Week Range:

$18.97

$20.08

52-Week Range:

$17.03

$31.26

Amphastar Pharmaceuticals Inc Stock (AMPH) Company Profile

Name

Amphastar Pharmaceuticals Inc

Sector

Healthcare (1113)

Industry

Drug Manufacturers - Specialty & Generic (84)

Phone

909-980-9484

Address

11570 SIXTH STREET, RANCHO CUCAMONGA, CA

Employee

1,976

Twitter

Next Earnings Date

2024-12-06

Latest SEC Filings

AMPH's Discussions on Twitter

Compare AMPH vs TAK, ZTS, HLN, TEVA, UTHR

Stocks	Price	Market Cap	Revenue	Net Income	Cash Flow	EPS
AMPH Amphastar Pharmaceuticals Inc	19.23	872.47M	719.89M	98.09M	118.98M	2.0334
TAK Takeda Pharmaceutical Co Adr	18.04	56.99B	29.85B	776.90M	4.35B	0.2408
ZTS Zoetis Inc	115.93	48.94B	9.47B	2.67B	2.28B	6.0218
HLN Haleon Plc Adr	9.70	43.30B	14.54B	2.22B	2.58B	0.4871
TEVA Teva Pharmaceutical Industries Ltd Adr	29.14	33.94B	17.41B	1.43B	1.00B	1.2182
UTHR United Therapeutics Corp	531.82	23.31B	3.18B	1.33B	1.04B	27.90

Amphastar Pharmaceuticals Inc Stock (AMPH) Upgrades & Downgrades

Date	Action	Analyst	Rating Change
Dec-09-25	Initiated	Barclays	Equal Weight
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

Mar 22, 2026

Portfolio Update: Is Amphastar Pharmaceuticals Inc backed by strong institutional buyingPortfolio Risk Summary & Expert Approved Momentum Trade Ideas - baoquankhu1.vn

Mar 22, 2026

Institution Moves: Is Amphastar Pharmaceuticals Inc forming a double bottom2026 Biggest Moves & Expert Approved Momentum Trade Ideas - baoquankhu1.vn

Mar 22, 2026

Mar 21, 2026

Aug Outlook: Can Amphastar Pharmaceuticals Inc stock outperform in a bear marketWeekly Investment Recap & AI Driven Price Forecasts - baoquankhu1.vn

Mar 21, 2026

Mar 20, 2026

Stock Market Recap: Is Amphastar Pharmaceuticals Inc a potential multi bagger2026 Volatility Report & Fast Gaining Stock Reports - baoquankhu1.vn

Mar 20, 2026

Mar 17, 2026

NeoGenomics, Natera, and Amphastar Pharmaceuticals Shares Skyrocket, What You Need To Know - Yahoo Finance

Mar 16, 2026

NeoGenomics, Natera, and Amphastar Pharmaceuticals shares skyrocket, what you need to know - MSN

Mar 16, 2026

Amphastar Pharmaceuticals Inc authorizes $50 million increase to share buyback program on March 12, 2026SEC filing - marketscreener.com

Mar 16, 2026

Amphastar Pharmaceuticals IncAuthorizes $50 Million Increase To Share Buyback Program On March 12, 2026SEC Filing - TradingView

Mar 16, 2026

Amphastar Expands Share Repurchase Authorization to Manage Equity - TipRanks

Mar 16, 2026

Amphastar Pharmaceuticals boosts buyback program by $50 million - TradingView

Mar 16, 2026

Amphastar (NASDAQ: AMPH) adds $50 million to share buyback program - Stock Titan

Mar 16, 2026

Clark Capital Management Group Inc. Invests $7.56 Million in Amphastar Pharmaceuticals, Inc. $AMPH - MarketBeat

Mar 16, 2026

Algert Global LLC Acquires 268,612 Shares of Amphastar Pharmaceuticals, Inc. $AMPH - MarketBeat

Mar 16, 2026

Amphastar Pharmaceuticals: Why I Like Bull Put Options Strategy Here (NASDAQ:AMPH) - Seeking Alpha

Mar 16, 2026

Mar 14, 2026

Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) Receives Average Rating of "Hold" from Analysts - MarketBeat

Mar 14, 2026

Mar 13, 2026

Amphastar reports FDA approval for teriparatide injection - MSN

Mar 13, 2026