NASDAQ: QLYS
Qualys Inc Stock

$183.48+1.70 (+0.94%)
Updated Aug 7, 2026
QLYS Price
$183.48
Fair Value Price
$265.13
Market Cap
$6.35B
52 Week Low
$74.51
52 Week High
$201.54
P/E
31.58x
P/B
11.29x
P/S
6.84x
PEG
2.06x
Dividend Yield
N/A
Revenue
$702.98M
Earnings
$206.54M
Gross Margin
83.3%
Operating Margin
37.24%
Profit Margin
29.4%
Debt to Equity
0.91
Operating Cash Flow
$321M
Beta
1.09
Next Earnings
N/A
Ex-Dividend
N/A
Next Dividend
N/A

QLYS Overview

Qualys, Inc., founded in 1999 and headquartered in Foster City, California, specializes in delivering cloud-based solutions for information technology (IT) management, cybersecurity, and regulatory compliance to organizations globally. The company's integrated Qualys Cloud Platform hosts a comprehensive suite of "Qualys Cloud Apps," encompassing a broad spectrum of services such as vulnerability management, threat detection and response, multi-vector endpoint security, patch management, certificate assessment, web application scanning and firewall, as well as various IT, cloud, and container security and compliance tools. This powerful platform empowers customers to meticulously identify and manage their IT assets, gather and analyze critical security data, proactively uncover and prioritize vulnerabilities, recommend and initiate effective remediation actions, and ultimately verify their successful implementation. Complementing these core functions, Qualys also provides features like advanced asset tagging, intuitive reporting and dashboards, collaborative questionnaires, streamlined remediation workflows, a robust big data correlation and analytics engine, and real-time alerts. These components collectively ensure integrated operations, in-depth real-time analysis, and comprehensive reporting across an organization's entire IT, security, and compliance landscape. Qualys serves a diverse client base, including large enterprises, government entities, and small to medium-sized businesses across numerous sectors such as finance, healthcare, manufacturing, education, and technology. Its solutions are distributed through a dedicated internal sales force and an extensive global network of channel partners, including security consulting firms, managed service providers, and resellers.

Zen Rating

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

BBuy
  • Stocks with a Zen Rating of Buy (B) had an average return of +17.17% per year. Learn More

Zen Rating Component Grades

C
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: Software Infrastructure

Industry Rating
B
QLYS
Ranked
#26 of 129

Top Ranked Stocks in Industry

Name / TickerPriceZen Rating
$38.44A
$36.38A
$12.48A
View Top Software Infrastructure Stocks

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QLYS News

Overview

Due Diligence Score

Industry Average (32)
You've viewed Due Diligence Score for 10/10 free stocks. Upgrade to Premium to see how QLYS scored across 33 valuation, financial, forecast, performance, and dividend due diligence checks.

Due Diligence Checks

QLYS ($183.48) is undervalued by 30.8% relative to our estimate of its Fair Value price of $265.13 based on Discounted Cash Flow (DCF) modelling, but does not have a significant margin of safety
Below Fair Value Valuation
QLYS ($183.48) is significantly undervalued by 30.8% relative to our estimate of its Fair Value price of $265.13 based on Discounted Cash Flow (DCF) modelling, which includes a healthy margin of safety
Significantly Below Fair Value Valuation
QLYS ($183.48) is trading above... subscribe to Premium to read more.
Below Benjamin Graham Formula Value Valuation
There are 30 more QLYS due diligence checks available for Premium users.

Valuation

QLYS fair value

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

Price
$183.48
Fair Value
$265.13
Undervalued by
30.80%
QLYS ($183.48) is undervalued by... subscribe to Premium to read more.
Below Fair Value Valuation
QLYS ($183.48) is significantly undervalued... subscribe to Premium to read more.
Significantly Below Fair Value Valuation
QLYS ($183.48) is trading above... subscribe to Premium to read more.
Below Benjamin Graham Formula Value Valuation

QLYS price to earnings (PE)

For valuing profitable companies with steady earnings

Company
31.58x
Industry
-271.51x
Market
13.41x
QLYS is good value based... subscribe to Premium to read more.
P/E vs Industry Valuation
QLYS is poor value based... subscribe to Premium to read more.
P/E vs Market Valuation

QLYS price to book (PB)

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

Company
11.29x
Industry
8.78x
QLYS is poor value based... subscribe to Premium to read more.
P/B vs Industry Valuation

QLYS price to earnings growth (PEG)

For valuing profitable companies with growth potential

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

QLYS's financial health

Profit margin

Revenue
$182.2M
Net Income
$52.4M
Profit Margin
28.8%
QLYS's Earnings (EBIT) of $261.76M... subscribe to Premium to read more.
Interest Coverage Financials
QLYS's profit margin has increased... subscribe to Premium to read more.
Profit Margin Growth Financials

Assets to liabilities

Assets
$1.1B
Liabilities
$512.0M
Debt to equity
0.91
QLYS's short-term assets ($618.69M) exceed... subscribe to Premium to read more.
Short-term Liabilities Financials
QLYS's short-term assets ($618.69M) exceed... subscribe to Premium to read more.
Long-term Liabilities Financials
QLYS's debt has increased relative... subscribe to Premium to read more.
Shrinking Debt Financials
QLYS's debt to equity ratio... subscribe to Premium to read more.
Healthy Debt to Equity Financials

Cash flow

Operating
$59.6M
Investing
-$8.0M
Financing
-$80.8M
QLYS's operating cash flow ($320.95M)... subscribe to Premium to read more.
Debt Coverage Financials

QLYS vs Software Infrastructure Stocks

TickerZen RatingMarket Cap1d %P/EP/B
QLYSB$6.35B+0.94%31.58x11.29x
WEXC$6.31B-2.28%18.23x4.69x
DOXC$6.22B-0.96%11.64x1.84x
GTLBC$6.58B+9.22%-243.56x6.68x
NTSKC$6.01B+10.31%N/A34.22x

Qualys Stock FAQ

What is Qualys's quote symbol?

(NASDAQ: QLYS) Qualys trades on the NASDAQ under the ticker symbol QLYS. Qualys stock quotes can also be displayed as NASDAQ: QLYS.

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

What is the 52 week high and low for Qualys (NASDAQ: QLYS)?

(NASDAQ: QLYS) Qualys's 52-week high was $201.54, and its 52-week low was $74.51. It is currently -8.96% from its 52-week high and 146.25% from its 52-week low.

How much is Qualys stock worth today?

(NASDAQ: QLYS) Qualys currently has 34,595,001 outstanding shares. With Qualys stock trading at $183.48 per share, the total value of Qualys stock (market capitalization) is $6.35B.

Qualys stock was originally listed at a price of $14.16 in Sep 28, 2012. If you had invested in Qualys stock at $14.16, your return over the last 13 years would have been 1,195.76%, for an annualized return of 21.78% (not including any dividends or dividend reinvestments).

How much is Qualys's stock price per share?

(NASDAQ: QLYS) Qualys stock price per share is $183.48 today (as of Aug 7, 2026).

What is Qualys's Market Cap?

(NASDAQ: QLYS) Qualys's market cap is $6.35B, as of Aug 8, 2026.

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

Qualys's market cap is calculated by multiplying QLYS's current stock price of $183.48 by QLYS's total outstanding shares of 34,595,001.
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.