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Logo for company Amphastar Pharmaceuticals, Inc.

Amphastar Pharmaceuticals, Inc. (AMPH)

NASDAQ Currency in USD
$344.00
+$4.09
+1.20%
Last Update: 18 Jul 2026, 12:52
$16.08bn
Market Cap
207.23
P/E Ratio (TTM)
Forward Dividend Yield
$232.01-$432.77
52 Week Range

AMPH Stock Price Chart

Explore Amphastar Pharmaceuticals, Inc. interactive price chart. Choose custom timeframes to analyze AMPH price movements and trends.

AMPH Company Profile

Discover essential business fundamentals and corporate details for Amphastar Pharmaceuticals, Inc. (AMPH) to support your stock research and investment decisions.

Sector

Healthcare

Industry

Drug Manufacturers - Specialty & Generic

IPO Date

25 Jun 2014

Employees

2.03k

CEO

Yongfeng Zhang

Description

Amphastar Pharmaceuticals, Inc., established in 1996 and based in Rancho Cucamonga, California, functions as a biopharmaceutical enterprise. The company is engaged in the creation, production, commercialization, and distribution of both generic and proprietary pharmaceutical products, which include injectables, inhalants, and intranasal formulations. Its market presence extends across the United States, China, and France. Amphastar's operations are divided into two primary segments: Finished Pharmaceutical Products and Active Pharmaceutical Ingredients (API). The company's extensive product portfolio encompasses a variety of crucial medications. These feature Primatene Mist, an over-the-counter epinephrine inhaler for the temporary alleviation of mild asthma symptoms; Enoxaparin, a low molecular weight heparin utilized for the prevention and treatment of deep vein thrombosis; and Naloxone, an essential treatment for opioid overdose. Other significant offerings include emergency Glucagon injection kits; Cortrosyn, a diagnostic agent for adrenocortical insufficiency; and Amphadase, a bovine-sourced hyaluronidase injection that aids in the absorption and dispersion of other administered drugs. Amphastar additionally supplies Epinephrine injections for severe allergic reactions; various lidocaine products (such as a jelly for urological procedures and a topical solution for other applications); Phytonadione injection (Vitamin K1) for newborns; and specialized emergency syringe products for hospital use. Furthermore, the company provides Morphine injections for patient-controlled analgesia and Lorazepam injections for surgical and medical procedures. More advanced therapeutics consist of Neostigmine methylsulfate injection to manage myasthenia gravis and reverse muscle relaxant effects, and Isoproterenol hydrochloride injection for mild or transient episodes of heart block. Beyond its finished pharmaceutical goods, Amphastar also acts as a distributor for recombinant human insulin API and porcine insulin API. The company caters to a broad spectrum of healthcare providers, including hospitals, various care facilities, clinics, and physicians' offices.

AMPH Financial Timeline

Browse a chronological timeline of Amphastar Pharmaceuticals, Inc. corporate events including earnings releases, dividend announcements, and stock splits.

Upcoming earnings on 6 Aug 2026

EPS estimate is $0.63, while revenue estimate is $179.71m.

Earnings released on 7 May 2026

EPS came in at $0.42 falling short of the estimated $0.70 by -40.00%, while revenue for the quarter reached $171.17m , missing expectations by -1.32%.

Earnings released on 26 Feb 2026

EPS came in at $0.73 falling short of the estimated $0.90 by -19.16%, while revenue for the quarter reached $183.11m , missing expectations by -3.00%.

Earnings released on 6 Nov 2025

EPS came in at $0.93 surpassing the estimated $0.77 by +20.78%, while revenue for the quarter reached $191.84m , beating expectations by +0.71%.

Earnings released on 7 Aug 2025

EPS came in at $0.85 surpassing the estimated $0.71 by +19.72%, while revenue for the quarter reached $174.41m , missing expectations by -1.52%.

Earnings released on 7 May 2025

EPS came in at $0.74 surpassing the estimated $0.66 by +12.12%, while revenue for the quarter reached $170.53m , missing expectations by -1.46%.

Earnings released on 27 Feb 2025

EPS came in at $0.92 falling short of the estimated $1.01 by -8.91%, while revenue for the quarter reached $186.52m , missing expectations by -1.19%.

Earnings released on 6 Nov 2024

EPS came in at $0.96 falling short of the estimated $0.99 by -3.03%, while revenue for the quarter reached $188.82m , missing expectations by -1.70%.

Earnings released on 7 Aug 2024

EPS came in at $0.94 surpassing the estimated $0.77 by +22.08%, while revenue for the quarter reached $182.39m , beating expectations by +6.70%.

Earnings released on 8 May 2024

EPS came in at $1.04 surpassing the estimated $0.96 by +8.33%, while revenue for the quarter reached $171.84m , missing expectations by -1.65%.

Earnings released on 28 Feb 2024

EPS came in at $0.88 falling short of the estimated $0.93 by -5.38%, while revenue for the quarter reached $178.11m , beating expectations by +1.39%.

Earnings released on 8 Nov 2023

EPS came in at $1.15 surpassing the estimated $0.69 by +66.67%, while revenue for the quarter reached $180.56m , beating expectations by +2.22%.

Earnings released on 8 Aug 2023

EPS came in at $0.65 surpassing the estimated $0.56 by +16.07%, while revenue for the quarter reached $145.71m , beating expectations by +6.07%.

Earnings released on 9 May 2023

EPS came in at $0.62 surpassing the estimated $0.48 by +29.17%, while revenue for the quarter reached $140.02m , beating expectations by +2.71%.

Earnings released on 28 Feb 2023

EPS came in at $0.73 surpassing the estimated $0.41 by +78.05%, while revenue for the quarter reached $135.02m , beating expectations by +6.16%.

Earnings released on 7 Nov 2022

EPS came in at $0.38 falling short of the estimated $0.39 by -2.56%, while revenue for the quarter reached $120.13m , missing expectations by -4.64%.

Earnings released on 8 Aug 2022

EPS came in at $0.39 surpassing the estimated $0.35 by +11.43%, while revenue for the quarter reached $123.47m , beating expectations by +4.56%.

Earnings released on 9 May 2022

EPS came in at $0.47 surpassing the estimated $0.36 by +30.56%, while revenue for the quarter reached $120.37m , beating expectations by +6.21%.

Earnings released on 10 Mar 2022

EPS came in at $0.42 surpassing the estimated $0.36 by +16.67%, while revenue for the quarter reached $120.89m , beating expectations by +8.30%.

Earnings released on 8 Nov 2021

EPS came in at $0.46 surpassing the estimated $0.24 by +91.67%, while revenue for the quarter reached $112.20m , beating expectations by +43.66%.

Earnings released on 9 Aug 2021

EPS came in at $0.21 matching the estimated $0.21, while revenue for the quarter reached $101.66m , beating expectations by +0.28%.

AMPH Stock Performance

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