QLYS (Qualys) Defensive Interval Ratio

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

QLYS Qualys Inc QLYS
98 GF Score
Price $154.89
GF Value $169.52
Valuation Fairly Valued
! 2 Warning Signs
View Full Analysis

What is Qualys Defensive Interval Ratio?

QLYS
98GF Score
Qualys Inc QLYS
Defensive Interval Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Is Qualys (QLYS) Overvalued in 2026?

Based on GuruFocus' analysis, Qualys stock appears to be undervalued. The current stock price of $154.89 is trading 8.6% below its estimated GF Value™ of $169.52. GuruFocus considers Qualys to be Fairly Valued.

Key valuation signals for QLYS:

  • Defensive Interval Ratio:
  • GF Value™: $169.52 vs. price of $154.89 (8.6% below fair value)
  • GF Score™: 98/100 with 2 warning signs

No single metric tells the full story. See the QLYS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Qualys Business Description

Other Exchanges 1QLYS:Italy3L7A:Germany
Address 919 E Hillsdale Boulevard, 4th Floor, Foster City, CA, USA, 94404
Qualys is a cloud security and compliance solutions provider that helps businesses identify and manage their security risks and compliance requirements. The California-based company has more than 10,000 customers worldwide, the majority of which are small- and medium-size businesses. Qualys was founded in 1999 and went public in 2012.
98GF Score

Get the complete analysis for QLYS

Defensive Interval Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$154.89
Price
$169.52
GF Value