NASDAQ: AMPH
Amphastar Pharmaceuticals Inc Stock

$22.44-0.16 (-0.71%)
Updated Jul 9, 2025
AMPH Price
$22.44
Fair Value Price
N/A
Market Cap
$1.06B
52 Week Low
$22.29
52 Week High
$53.96
P/E
7.68x
P/B
1.41x
P/S
1.89x
PEG
0.99x
Dividend Yield
N/A
Revenue
$730.66M
Earnings
$141.63M
Gross Margin
50.5%
Operating Margin
27.48%
Profit Margin
19.4%
Debt to Equity
1.17
Operating Cash Flow
$193M
Beta
0.56
Next Earnings
Aug 11, 2025
Ex-Dividend
N/A
Next Dividend
N/A

AMPH Overview

Amphastar Pharmaceuticals, Inc., a bio-pharmaceutical company, develops, manufactures, markets, and sells generic and proprietary injectable, inhalation, and intranasal products in the United States, China, and France. The company operates through two segments, Finished Pharmaceutical Products and API. It offers Primatene Mist, an over-the-counter epinephrine inhalation product for the temporary relief of mild symptoms of intermittent asthma; Enoxaparin, a low molecular weight heparin to prevent and treat deep vein thrombosis; Naloxone for opioid overdose; Glucagon for injection emergency kit; and Cortrosyn, a lyophilized powder for use as a diagnostic agent in the screening of patients with adrenocortical insufficiency. The company also provides Amphadase, a bovine-sourced hyaluronidase injection to absorb and disperse other injected drugs; Epinephrine injection for the emergency treatment of allergic reactions; lidocaine jelly, an anesthetic product for urological procedures; lidocaine topical solution for various procedures; phytonadione injection, a vitamin K1 injection for newborn babies; emergency syringe products for emergency use in hospital settings; morphine injection for use with patient controlled analgesia pumps; and lorazepam injection for surgery and medical procedures. In addition, it offers neostigmine methylsulfate injection to treat myasthenia gravis and to reverse the effects of muscle relaxants; and Isoproterenol hydrochloride injection for mild or transient episodes of heart block. Further, the company distributes recombinant human insulin active pharmaceutical ingredients (API) and porcine insulin API. It serves hospitals, care facilities, alternate care sites, clinics, and doctors' offices. The company was founded in 1996 and is headquartered in Rancho Cucamonga, California.

Zen Rating

Our proven quant model uses 115 proprietary factors, including AI, to determine AMPH's potential to beat the market

CHold
  • Stocks with a Zen Rating of Hold (C) had an average return of +7.53% per year. Learn More

Zen Rating Component Grades

B
Zen Rating uses advanced AI algorithms that detect subtle patterns in market data; it anticipates future trends that point to superior stock price results.

Industry: Pharmaceutical

Industry Rating
B
AMPH
Ranked
#29 of 61

Top Ranked Stocks in Industry

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AMPH News

Overview

Due Diligence Score

Industry Average (27)
You've viewed Due Diligence Score for 10/10 free stocks. Upgrade to Premium to see how AMPH scored across 33 valuation, financial, forecast, performance, and dividend due diligence checks.

Due Diligence Checks

AMPH ($22.44) is trading below its intrinsic value of $24.02, according to an updated version of Benjamin Graham's Formula from Chapter 11 of "The Intelligent Investor"
Below Benjamin Graham Formula Value Valuation
AMPH is good value based on its earnings relative to its share price (7.68x), compared to the US market average (30.63x)
P/E vs Market Valuation
AMPH is good value based... subscribe to Premium to read more.
P/E vs Industry Valuation
There are 30 more AMPH due diligence checks available for Premium users.

Valuation

AMPH price to earnings (PE)

For valuing profitable companies with steady earnings

Company
7.68x
Industry
-33.62x
Market
30.63x
AMPH is good value based... subscribe to Premium to read more.
P/E vs Industry Valuation
AMPH is good value based... subscribe to Premium to read more.
P/E vs Market Valuation

AMPH price to book (PB)

For valuing companies that are loss-making or have lots of physical asset

Company
1.41x
Industry
2.25x
AMPH is good value based... subscribe to Premium to read more.
P/B vs Industry Valuation

AMPH price to earnings growth (PEG)

For valuing profitable companies with growth potential

AMPH is good value based... subscribe to Premium to read more.
PEG Value Valuation

AMPH's financial health

Profit margin

Revenue
$170.5M
Net Income
$25.3M
Profit Margin
14.8%
AMPH's Earnings (EBIT) of $200.77M... subscribe to Premium to read more.
Interest Coverage Financials
AMPH's profit margin has decreased... subscribe to Premium to read more.
Profit Margin Growth Financials

Assets to liabilities

Assets
$1.6B
Liabilities
$875.0M
Debt to equity
1.17
AMPH's short-term assets ($587.96M) exceed... subscribe to Premium to read more.
Short-term Liabilities Financials
AMPH's long-term liabilities ($675.94M) exceed... subscribe to Premium to read more.
Long-term Liabilities Financials
AMPH's debt has increased relative... subscribe to Premium to read more.
Shrinking Debt Financials
AMPH's debt to equity ratio... subscribe to Premium to read more.
Healthy Debt to Equity Financials

Cash flow

Operating
$35.1M
Investing
$10.5M
Financing
-$14.5M
AMPH's operating cash flow ($193.17M)... subscribe to Premium to read more.
Debt Coverage Financials

AMPH vs Pharmaceutical Stocks

TickerZen RatingMarket Cap1d %P/EP/B
AMPHC$1.06B-0.71%7.68x1.41x
PCRXB$1.07B-0.04%-10.30x1.34x
COLLB$1.04B+2.50%23.79x4.44x
HROWC$1.16B+2.10%-51.90x20.58x
AVDLB$923.86M+5.64%-35.37x12.47x

Amphastar Pharmaceuticals Stock FAQ

What is Amphastar Pharmaceuticals's quote symbol?

(NASDAQ: AMPH) Amphastar Pharmaceuticals trades on the NASDAQ under the ticker symbol AMPH. Amphastar Pharmaceuticals stock quotes can also be displayed as NASDAQ: AMPH.

If you're new to stock investing, here's how to buy Amphastar Pharmaceuticals stock.

What is the 52 week high and low for Amphastar Pharmaceuticals (NASDAQ: AMPH)?

(NASDAQ: AMPH) Amphastar Pharmaceuticals's 52-week high was $53.96, and its 52-week low was $22.29. It is currently -58.41% from its 52-week high and 0.67% from its 52-week low.

How much is Amphastar Pharmaceuticals stock worth today?

(NASDAQ: AMPH) Amphastar Pharmaceuticals currently has 47,139,085 outstanding shares. With Amphastar Pharmaceuticals stock trading at $22.44 per share, the total value of Amphastar Pharmaceuticals stock (market capitalization) is $1.06B.

Amphastar Pharmaceuticals stock was originally listed at a price of $8.75 in Jun 25, 2014. If you had invested in Amphastar Pharmaceuticals stock at $8.75, your return over the last 11 years would have been 156.46%, for an annualized return of 8.94% (not including any dividends or dividend reinvestments).

How much is Amphastar Pharmaceuticals's stock price per share?

(NASDAQ: AMPH) Amphastar Pharmaceuticals stock price per share is $22.44 today (as of Jul 9, 2025).

What is Amphastar Pharmaceuticals's Market Cap?

(NASDAQ: AMPH) Amphastar Pharmaceuticals's market cap is $1.06B, as of Jul 10, 2025.

Market cap (market capitalization) is the total market value of a publicly traded company's outstanding shares.

Amphastar Pharmaceuticals's market cap is calculated by multiplying AMPH's current stock price of $22.44 by AMPH's total outstanding shares of 47,139,085.
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