John Zangardi Biography and Net Worth

Director of Qualys


John has been a member of the Qualys board since 2020. He is the former CEO and president of Redhorse Corporation, a technology services firm specializing in delivering decision-quality data to federal government customers. Before that, he served as Senior Vice President at Leidos.

Prior to joining Leidos, John enjoyed a distinguished career in government service spanning more than thirty years, concluding with his role as Chief Information Officer (CIO) for the Department of Homeland Security (DHS), a presidential appointment. He transitioned to the DHS from the Department of Defense (DoD), where he served as Acting Chief Information Officer. John also served as the deputy assistant secretary of the Navy for command, control, communications, computer systems, intelligence, information operations & space and the acting Department of Navy chief information officer. John began his career in government service with the U.S. Navy. He retired as a Naval Flight Officer after serving as a squadron commander and in various staff assignments throughout his military service.

He holds a B.S. in business administration from the University of Scranton, an M.S. in finance from the Naval Postgraduate School, and a Ph.D. in public policy from George Mason University.

What is John A. Zangardi's net worth?

The estimated net worth of John A. Zangardi is at least $609.14 thousand as of August 27th, 2025. Mr. Zangardi owns 4,071 shares of Qualys stock worth more than $609,144 as of December 5th. This net worth estimate does not reflect any other assets that Mr. Zangardi may own. Learn More about John A. Zangardi's net worth.

How do I contact John A. Zangardi?

The corporate mailing address for Mr. Zangardi and other Qualys executives is 919 E. HILLSDALE BLVD., FOSTER CITY CA, 94404. Qualys can also be reached via phone at (650) 801-6100 and via email at [email protected]. Learn More on John A. Zangardi's contact information.

Has John A. Zangardi been buying or selling shares of Qualys?

John A. Zangardi has not been actively trading shares of Qualys in the last ninety days. Most recently, John A. Zangardi sold 3,103 shares of the business's stock in a transaction on Wednesday, August 27th. The shares were sold at an average price of $134.94, for a transaction totalling $418,718.82. Following the completion of the sale, the director now directly owns 4,071 shares of the company's stock, valued at $549,340.74. Learn More on John A. Zangardi's trading history.

Who are Qualys' active insiders?

Qualys' insider roster includes Sandra Bergeron (Director), Philippe Courtot (CEO), Jeffrey Hank (Director), Joo Mi Kim (CFO), Peter Pace (Director), Wendy Pfeiffer (Director), Bruce Posey (VP), Kristi Rogers (Director), Sumedh Thakar (President & CEO), and John Zangardi (Director). Learn More on Qualys' active insiders.

Are insiders buying or selling shares of Qualys?

During the last year, insiders at the software maker sold shares 42 times. They sold a total of 133,510 shares worth more than $18,276,707.98. The most recent insider tranaction occured on December, 2nd when CFO Joo Mi Kim sold 7,506 shares worth more than $1,100,304.54. Insiders at Qualys own 0.9% of the company. Learn More about insider trades at Qualys.

Information on this page was last updated on 12/2/2025.

John A. Zangardi Insider Trading History at Qualys

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
8/27/2025Sell3,103$134.94$418,718.824,071View SEC Filing Icon  
8/22/2025Sell3,860$134.82$520,405.207,174View SEC Filing Icon  
8/13/2025Sell1,287$132.03$169,922.6111,034View SEC Filing Icon  
8/13/2024Buy5$125.58$627.905View SEC Filing Icon  
See Full Table

John A. Zangardi Buying and Selling Activity at Qualys

This chart shows John A Zangardi's buying and selling at Qualys by year and by quarter.

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Qualys Company Overview

Qualys logo
Qualys, Inc., together with its subsidiaries, provides cloud-based platform delivering information technology (IT), security, and compliance solutions in the United States and internationally. It offers Qualys Cloud Apps, which include Cybersecurity Asset Management and External Attack Surface Management; Vulnerability Management, Detection and Response; Web Application Scanning; Patch Management; Custom Assessment and Remediation; Multi-Vector Endpoint Detection and Response; Context Extended Detection and Response; Policy Compliance; File Integrity Monitoring; and Qualys TotalCloud, as well as Cloud Workload Protection, Cloud Detection and Response, Cloud Security Posture Management, Infrastructure as Code, and Container Security. The company's integrated suite of IT, security, and compliance solutions delivered on its Qualys' Enterprise TruRisk Platform enables customers to identify and manage IT assets; collect and analyze IT security data; discover and prioritize vulnerabilities; quantify cyber risk exposure; recommend and implement remediation actions; and verify the implementation of such actions. It also provides asset tagging and management, reporting and dashboards, questionnaires and collaboration, remediation and workflow, big data correlation and analytics engine, and alerts and notifications that enable clients to detect vulnerabilities, and measure and remediate cyber risk. The company offers its solutions to enterprises, government entities, and small and medium-sized businesses in various industries, including education, financial services, government, healthcare, insurance, manufacturing, media, retail, technology, and utilities through its sales teams, as well as through its network of channel partners, such as security consulting organizations, managed service providers, resellers, cloud providers, and consulting firms. Qualys, Inc. was incorporated in 1999 and is headquartered in Foster City, California.
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Today's Range

Now: $149.63
Low: $149.00
High: $151.55

50 Day Range

MA: $135.42
Low: $121.21
High: $153.80

2 Week Range

Now: $149.63
Low: $112.61
High: $158.87

Volume

346,931 shs

Average Volume

418,048 shs

Market Capitalization

$5.37 billion

P/E Ratio

29.00

Dividend Yield

N/A

Beta

0.55