QUALYS, INC. (QLYS) Stock
2 members of Congress disclosed 5 trades in QLYS since 2024: 2 purchases and 3 sales, most recently Lisa McClain (sale, Oct 31, 2025). 6 of the hedge funds AlphaScala tracks reported QLYS in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Millennium Management's at $104.86M. Company insiders reported 0 open-market buys and 47 sales on SEC Form 4 in the 90 days to Nov 6, 2026.
Which members of Congress traded QUALYS, INC. (QLYS)?
Most recent: Lisa McClain (sale, Oct 31, 2025); records start May 3, 2024.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Lisa McClain R-MI · House | 2025-10-31 | sale | $1k – $15k |
| Lisa McClain R-MI · House | 2025-10-30 | purchase | $1k – $15k |
| Lisa McClain R-MI · House | 2025-10-30 | sale | $1k – $15k |
| Lisa McClain R-MI · House | 2025-09-11 | purchase | $1k – $15k |
| Tommy Tuberville R-AL · Senate | 2024-05-03 | sale | $1k – $15k |
From STOCK Act periodic transaction reports. House filings as of Nov 5, 2026. Senate records here end Oct 21, 2026; later Senate trades are not included.
See all QLYS political trades →Which hedge funds own QLYS?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| Millennium Management Israel Englander | 763K | $104.86M | +224% |
| Citadel Ken Griffin | 378K | $51.99M | +86% |
| Point72 Steve Cohen | 286K | $39.31M | NEW |
| Renaissance Technologies Jim Simons (founder) | 284K | $39.06M | -43% |
| D.E. Shaw David Shaw | 20K | $2.74M | -84% |
| Marshall Wace | 2K | $318.2K | -98% |
13F holdings as of Jun 30, 2026
Explore all tracked funds →Are QUALYS, INC. insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Nov 2, 26 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | SELL | 850 | $176K |
| Nov 2, 26 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | SELL | 393 | $82K |
| Nov 2, 26 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | SELL | 654 | $137K |
| Nov 2, 26 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | SELL | 234 | $49K |
| Nov 2, 26 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | SELL | 528 | $112K |
| Oct 20, 26 | Posey Bruce K | CHIEF LEGAL OFFICER | SELL | 84 | $15K |
| Oct 20, 26 | Posey Bruce K | CHIEF LEGAL OFFICER | SELL | 7 | $1K |
| Oct 20, 26 | Posey Bruce K | CHIEF LEGAL OFFICER | SELL | 35 | $7K |
| Oct 20, 26 | Posey Bruce K | CHIEF LEGAL OFFICER | SELL | 244 | $46K |
| Oct 20, 26 | Posey Bruce K | CHIEF LEGAL OFFICER | SELL | 449 | $86K |
SEC Form 4 filings as of Nov 6, 2026
See cluster-buy signals across all tickers →QLYS price chart
Powered by TradingViewWhat does QUALYS, INC. do?
Qualys, Inc. provides a cloud-based platform delivering information technology (IT), security, and compliance solutions in the United States and internationally. Its Qualys Cloud Apps encompass key capabilities such as Cybersecurity Asset Management, External Attack Surface Management, Vulnerability Management, Detection and Response, Web Application Scanning, Patch Management, Custom Assessment and Remediation, Multi-Vector Endpoint Detection and Response, Policy Compliance, File Integrity Monitoring, and Qualys TotalCloud. The platform also includes Cloud Workload Protection, Cloud Detection and Response, Cloud Security Posture Management, Infrastructure as Code, SaaS Security Posture Management, Kubernetes, and Container Security. Operating on the Qualys Enterprise TruRisk Platform, it enables organizations to identify and manage IT and operational technology assets, collect and analyze security data, discover and prioritize vulnerabilities, quantify cyber risk exposure, recommend remediation actions, and verify their implementation. Delivered via a software-as-a-service model with renewable annual subscriptions, Qualys, Inc. supports enterprises in streamlining cybersecurity programs through continuous visibility and integrated risk operations. Founded in 1999 and headquartered in Foster City, California, it plays a vital role in the cybersecurity sector by helping protect IT infrastructures from cyber attacks and ensuring regulatory compliance.