Qualys, Inc. (QLYS) Stock

Qualys, Inc. (QLYS) is a Technology stock trading at $111.32 (as of 2026-06-18), with a market capitalization of $3.85B and a trailing P/E of 19.6. Figures are sourced from first-party U.S. SEC EDGAR filings and market data.

Qualys, Inc. delivers cloud-based IT, security, and compliance solutions through the Qualys Cloud Platform. Its offering includes vulnerability management, detection and response, threat protection, continuous monitoring, patch and policy compliance, and security configuration, web application, certificate, file integrity, and asset inventory capabilities for identifying and addressing security issues across IT assets.

Valuation — source: SEC EDGAR (first-party)
Price	$111.32
Market Cap	$3.85B
P/E Ratio	19.6
EV / EBITDA	14.6
Price / Book	6.75
Price / Sales	5.62
DCF Value (model)	$219.42
DCF Upside vs Price	97.1%

Profitability & Growth — source: SEC EDGAR
Revenue (TTM)	$669.13M
Net Margin	29.6%
Return on Equity	35.3%
Current Ratio	1.43
Revenue Growth (YoY)	10.1%
EPS Growth (YoY)	16.3%
FCF Growth (YoY)	31.3%

Financial Health — source: SEC EDGAR
Altman Z-Score	5.74 (safe)

Valuation vs Sector & Industry
Stock P/E	19.6
Sector P/E (Technology)	32.6
Industry P/E (Business Services)	27.1
vs Sector	-39.9%
vs Industry	-27.5%

Smart-Money Activity — SEC Form 4 / 13F / Congressional disclosures
Top Institutional Holder	VANGUARD GROUP INC ($580.16M)
Institutional Holders Tracked	10
Congressional Trades (recent)	5

Company
Sector	Technology
Industry	Business Services
CEO	Sumedh S. Thakar
Employees	2,443
Country	US
IPO Date	2012-09-28

Related Companies (Business model: SaaS / Subscription Software (Enterprise); 8 closest by market cap; US-domiciled)

Data as of 2026-06-18.

Figures sourced from U.S. Securities and Exchange Commission (SEC EDGAR) filings and market data. Not personalized investment advice.