QLYS
Qualys Inc
210.60$
+1.4%
vs. previous close
Closing price · As of: Nov 3, 2026
Ownership
Ownership Structure
Who owns Qualys Inc (QLYS)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.2% of the shares are freely tradable; institutional investors hold 109.1%.
Institutional ownership
?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings.
109.1%
Insiders
?Share of the stock held by the executives, founders and major shareholders of the company itself.
0.7%
Float
?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders.
99.2%
Short % of float
?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices.
13.1%
Shares Outstanding
?Total number of shares issued. Price times share count gives market cap.
35Mio.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 16.66 | 5,762,721 | +7.5 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 7.79 | 2,695,941 | +6.3 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.60 | 1,590,332 | +0.4 | 06/30/2026 |
| State Street Corp | 4.21 | 1,456,158 | +4.9 | 06/30/2026 |
| Legal & General Group PLC | 4.15 | 1,437,373 | +39.6 | 06/30/2026 |
| Geode Capital Management, LLC | 4.07 | 1,409,583 | +6.7 | 06/30/2026 |
| AQR Capital Management LLC | 4.03 | 1,394,771 | +34.3 | 06/30/2026 |
| First Trust Advisors L.P. | 3.27 | 1,130,656 | +13.5 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| L&G Cyber Security ETF | 3.92 | 1,356,401 | +1.0 | 09/30/2026 |
| iShares Core S&P Mid-Cap ETF | 3.56 | 1,232,556 | +0.0 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Thakar Sumedh S | CEO & PRESIDENT | 170,389 | 35,883,923 $ | Nov 1, 2026 | direct |
| Kim Joo Mi | CHIEF FINANCIAL OFFICER | 68,208 | 14,364,605 $ | Nov 2, 2026 | direct |
| Posey Bruce K | CHIEF LEGAL OFFICER | 55,537 | 11,696,092 $ | Nov 1, 2026 | direct |
| Pfeiffer Wendy | Director | 11,710 | 2,466,126 $ | Aug 20, 2026 | direct |
| Berquist Thomas | Director | 6,270 | 1,320,462 $ | Sep 2, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Nov 2, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 528 | 212.62 | 112,263 |
| Nov 2, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 234 | 210.92 | 49,355 |
| Nov 2, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 654 | 210.07 | 137,386 |
| Nov 2, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 393 | 208.83 | 82,071 |
| Nov 2, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 850 | 207.54 | 176,411 |
| Nov 1, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Other | 3,846 | 224.12 | 861,966 |
| Nov 1, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Other | 6,749 | 224.12 | 1,512,586 |
| Nov 1, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Other | 2,270 | 224.12 | 508,752 |
| Oct 20, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 62 | 191.26 | 11,858 |
| Oct 20, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 449 | 190.49 | 85,529 |
| Oct 20, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 244 | 189.52 | 46,242 |
| Oct 20, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 35 | 187.25 | 6,554 |
| Oct 20, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 7 | 185.31 | 1,297 |
| Oct 20, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 84 | 184.33 | 15,484 |
| Oct 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 500 | 192.84 | 96,419 |
| Oct 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 1,500 | 189.20 | 283,803 |
| Oct 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 400 | 194.30 | 77,721 |
| Sep 21, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 199 | 181.03 | 36,025 |
| Sep 21, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 327 | 179.95 | 58,844 |
| Sep 21, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 241 | 178.96 | 43,129 |
| Sep 21, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 27 | 177.98 | 4,806 |
| Sep 21, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 72 | 175.54 | 12,639 |
| Sep 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 500 | 173.92 | 86,960 |
| Sep 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 1,500 | 172.92 | 259,387 |
| Sep 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 300 | 162.43 | 48,729 |
| Sep 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 200 | 169.35 | 33,869 |
| Sep 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 100 | 174.71 | 17,471 |
| Sep 2, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 102 | 172.37 | 17,582 |
| Sep 2, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 265 | 171.14 | 45,353 |
| Sep 2, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 204 | 170.05 | 34,690 |
| Sep 2, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 166 | 168.75 | 28,013 |
| Sep 2, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 293 | 167.49 | 49,074 |
| Sep 2, 2026 | Berquist Thomas | Director | Sell | 511 | 175.27 | 89,563 |
| Aug 20, 2026 | Pfeiffer Wendy | Director | Sell | 500 | 185.00 | 92,500 |
| Aug 20, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 280 | 185.91 | 52,056 |
| Aug 20, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 96 | 184.25 | 17,688 |
| Aug 20, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 393 | 183.58 | 72,148 |
| Aug 20, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Sell | 97 | 181.99 | 17,653 |
| Aug 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 100 | 192.27 | 19,227 |
| Aug 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 600 | 190.49 | 114,295 |
| Aug 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 1,300 | 189.41 | 246,232 |
| Aug 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 794 | 188.07 | 149,326 |
| Aug 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Sell | 406 | 186.28 | 75,628 |
| Aug 3, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 827 | 154.51 | 127,779 |
| Aug 3, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 300 | 152.78 | 45,834 |
| Aug 3, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 200 | 151.47 | 30,294 |
| Aug 3, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell | 100 | 155.12 | 15,512 |
| Aug 1, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Other | 3,845 | 144.75 | 556,564 |
| Aug 1, 2026 | Thakar Sumedh S | CEO & PRESIDENT | Other | 6,748 | 144.75 | 976,773 |
| Aug 1, 2026 | Posey Bruce K | CHIEF LEGAL OFFICER | Other | 2,269 | 144.75 | 328,438 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 3, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.