NASDAQ: REGN
Regeneron Pharmaceuticals Inc Stock

$664.45+8.33 (+1.27%)
Updated Jul 15, 2026
REGN Price
$664.45
Fair Value Price
N/A
Market Cap
$69.66B
52 Week Low
$541.00
52 Week High
$821.11
P/E
15.61x
P/B
2.22x
P/S
5.39x
PEG
1.06x
Dividend Yield
0.55%
Revenue
$14.92B
Earnings
$4.42B
Gross Margin
84.5%
Operating Margin
34.89%
Profit Margin
29.6%
Debt to Equity
0.3
Operating Cash Flow
$5B
Beta
0.59
Next Earnings
Jul 30, 2026
Ex-Dividend
N/A
Next Dividend
N/A

REGN Overview

Regeneron Pharmaceuticals, Inc. is a global biopharmaceutical enterprise focused on discovering, inventing, developing, manufacturing, and bringing to market medical treatments for a wide array of illnesses. Its therapeutic portfolio includes EYLEA, an injection used to treat various ophthalmic conditions such as wet age-related macular degeneration, diabetic macular edema, myopic choroidal neovascularization, diabetic retinopathy, and macular edema resulting from retinal vein occlusion (both central and branch). Other significant offerings are Dupixent, an injectable solution for atopic dermatitis and asthma in both adults and pediatric patients; Libtayo, indicated for metastatic or locally advanced cutaneous squamous cell carcinoma; Praluent, an injection prescribed for adults with heterozygous familial hypercholesterolemia or clinical atherosclerotic cardiovascular disease; REGEN-COV for COVID-19; and Kevzara, a solution targeting rheumatoid arthritis in adult patients. Furthermore, Regeneron provides Inmazeb for infections caused by Zaire ebolavirus; ARCALYST, an injection for cryopyrin-associated periodic syndromes, including familial cold auto-inflammatory syndrome and Muckle-Wells syndrome; and ZALTRAP, an intravenous infusion used in the treatment of metastatic colorectal cancer. In addition to its existing product lineup, the company is actively engaged in developing novel product candidates aimed at addressing unmet medical needs in areas such as ocular diseases, allergic and inflammatory conditions, cardiovascular and metabolic disorders, infectious diseases, rare diseases, cancer, pain management, and hematologic conditions. Regeneron maintains extensive collaboration and licensing agreements with a diverse range of partners, including Sanofi, Bayer, Teva Pharmaceutical Industries Ltd., Mitsubishi Tanabe Pharma Corporation, Alnylam Pharmaceuticals, Inc., Roche Pharmaceuticals, and Kiniksa Pharmaceuticals, Ltd. It also holds agreements with entities such as the U.S. Department of Health and Human Services, Zai Lab Limited, Intellia Therapeutics, Inc., the Biomedical Advanced Research Development Authority, and AstraZeneca PLC. The company was founded in 1988 and its corporate headquarters are situated in Tarrytown, New York.

Zen Rating

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

CHold
  • Stocks with a Zen Rating of Hold (C) had an average return of +5.11% 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: Biotech

Industry Rating
F
REGN
Ranked
#38 of 464

Top Ranked Stocks in Industry

Name / TickerPriceZen Rating
$239.32A
$10.73A
$16.10A
View Top Biotech Stocks

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REGN News

Overview

Due Diligence Score

Industry Average (24)
You've viewed Due Diligence Score for 10/10 free stocks. Upgrade to Premium to see how REGN scored across 38 valuation, financial, forecast, performance, and dividend due diligence checks.

Due Diligence Checks

REGN ($664.45) is trading above its intrinsic value of $424.01, according to an updated version of Benjamin Graham's Formula from Chapter 11 of "The Intelligent Investor"
Below Benjamin Graham Formula Value Valuation
REGN is poor value based on its earnings relative to its share price (15.61x), compared to the US market average (9.1x)
P/E vs Market Valuation
REGN is good value based... subscribe to Premium to read more.
P/E vs Industry Valuation
There are 35 more REGN due diligence checks available for Premium users.

Valuation

REGN fair value

Fair Value of REGN stock based on Discounted Cash Flow (DCF)

Price
$664.45
Fair Value
$2,068.84
Undervalued by
67.88%
REGN ($664.45) is trading above... subscribe to Premium to read more.
Below Benjamin Graham Formula Value Valuation

REGN price to earnings (PE)

For valuing profitable companies with steady earnings

Company
15.61x
Industry
18.63x
Market
9.1x
REGN is good value based... subscribe to Premium to read more.
P/E vs Industry Valuation
REGN is poor value based... subscribe to Premium to read more.
P/E vs Market Valuation

REGN price to book (PB)

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

Company
2.22x
Industry
5.46x
REGN is good value based... subscribe to Premium to read more.
P/B vs Industry Valuation

REGN price to earnings growth (PEG)

For valuing profitable companies with growth potential

REGN is poor value relative... subscribe to Premium to read more.
PEG Value Valuation

REGN's financial health

Profit margin

Revenue
$3.6B
Net Income
$727.2M
Profit Margin
20.2%
REGN's Earnings (EBIT) of $5.20B... subscribe to Premium to read more.
Interest Coverage Financials
REGN's profit margin has decreased... subscribe to Premium to read more.
Profit Margin Growth Financials

Assets to liabilities

Assets
$40.9B
Liabilities
$9.4B
Debt to equity
0.3
REGN's short-term assets ($18.21B) exceed... subscribe to Premium to read more.
Short-term Liabilities Financials
REGN's short-term assets ($18.21B) exceed... subscribe to Premium to read more.
Long-term Liabilities Financials
REGN's debt relative to shareholder... subscribe to Premium to read more.
Shrinking Debt Financials
REGN's debt to equity ratio... subscribe to Premium to read more.
Healthy Debt to Equity Financials

Cash flow

Operating
$1.1B
Investing
-$428.9M
Financing
-$802.2M
REGN's operating cash flow ($5.01B)... subscribe to Premium to read more.
Debt Coverage Financials

REGN vs Biotech Stocks

TickerZen RatingMarket Cap1d %P/EP/B
REGNC$69.66B+1.27%15.61x2.22x
ARGXC$53.40B+0.41%35.61x6.34x
RVMDD$39.21B-0.29%-25.98x26.14x
ALNYB$37.27B-0.75%64.02x34.66x
ONCA$34.64B+1.53%864.61x7.28x

Regeneron Pharmaceuticals Stock FAQ

What is Regeneron Pharmaceuticals's quote symbol?

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

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

What is the 52 week high and low for Regeneron Pharmaceuticals (NASDAQ: REGN)?

(NASDAQ: REGN) Regeneron Pharmaceuticals's 52-week high was $821.11, and its 52-week low was $541.00. It is currently -19.08% from its 52-week high and 22.82% from its 52-week low.

How much is Regeneron Pharmaceuticals stock worth today?

(NASDAQ: REGN) Regeneron Pharmaceuticals currently has 104,839,032 outstanding shares. With Regeneron Pharmaceuticals stock trading at $664.45 per share, the total value of Regeneron Pharmaceuticals stock (market capitalization) is $69.66B.

Regeneron Pharmaceuticals stock was originally listed at a price of $8.56 in Dec 31, 1997. If you had invested in Regeneron Pharmaceuticals stock at $8.56, your return over the last 28 years would have been 7,659.55%, for an annualized return of 16.81% (not including any dividends or dividend reinvestments).

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

(NASDAQ: REGN) Regeneron Pharmaceuticals stock price per share is $664.45 today (as of Jul 15, 2026).

What is Regeneron Pharmaceuticals's Market Cap?

(NASDAQ: REGN) Regeneron Pharmaceuticals's market cap is $69.66B, as of Jul 16, 2026.

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

Regeneron Pharmaceuticals's market cap is calculated by multiplying REGN's current stock price of $664.45 by REGN's total outstanding shares of 104,839,032.
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