QLYS
QUALYS, INC.
NASDAQ · Technology · Software - Infrastructure · US
$190.08
+4.99%0
Insider buys (3m)
33
Insider sells (3m)
-$2.4M
Net value (3m)
+19.6%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Oct 15, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 500 | $193 |
| Oct 15, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 400 | $188 |
| Oct 15, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 1,500 | $189 |
| Sep 22, 2026 | POSEY BRUCE K · officer: CHIEF LEGAL OFFICER | Sale | 199 | $181 |
| Sep 22, 2026 | POSEY BRUCE K · officer: CHIEF LEGAL OFFICER | Sale | 72 | $176 |
| Sep 22, 2026 | POSEY BRUCE K · officer: CHIEF LEGAL OFFICER | Sale | 327 | $180 |
| Sep 22, 2026 | POSEY BRUCE K · officer: CHIEF LEGAL OFFICER | Sale | 241 | $179 |
| Sep 22, 2026 | POSEY BRUCE K · officer: CHIEF LEGAL OFFICER | Sale | 27 | $178 |
| Sep 15, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 1,500 | $173 |
| Sep 15, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 100 | $154 |
| Sep 15, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 500 | $174 |
| Sep 15, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 200 | $159 |
| Sep 15, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 300 | $162 |
| Sep 3, 2026 | Kim Joo Mi · officer: CHIEF FINANCIAL OFFICER | Sale | 166 | $169 |
| Sep 3, 2026 | Kim Joo Mi · officer: CHIEF FINANCIAL OFFICER | Sale | 102 | $172 |
| Sep 3, 2026 | Kim Joo Mi · officer: CHIEF FINANCIAL OFFICER | Sale | 265 | $171 |
| Sep 3, 2026 | Berquist Thomas · director | Sale | 511 | $175 |
| Sep 3, 2026 | Kim Joo Mi · officer: CHIEF FINANCIAL OFFICER | Sale | 293 | $167 |
| Sep 3, 2026 | Kim Joo Mi · officer: CHIEF FINANCIAL OFFICER | Sale | 204 | $170 |
| Aug 21, 2026 | POSEY BRUCE K · officer: CHIEF LEGAL OFFICER | Sale | 393 | $184 |
| Aug 21, 2026 | POSEY BRUCE K · officer: CHIEF LEGAL OFFICER | Sale | 96 | $184 |
| Aug 21, 2026 | POSEY BRUCE K · officer: CHIEF LEGAL OFFICER | Sale | 97 | $182 |
| Aug 21, 2026 | POSEY BRUCE K · officer: CHIEF LEGAL OFFICER | Sale | 280 | $186 |
| Aug 21, 2026 | Pfeiffer Wendy · director | Sale | 500 | $185 |
| Aug 17, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 406 | $186 |
| Aug 17, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 600 | $190 |
| Aug 17, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 100 | $192 |
| Aug 17, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 794 | $188 |
| Aug 17, 2026 | Thakar Sumedh S · director, officer: CEO & PRESIDENT | Sale | 1,300 | $189 |
| Aug 4, 2026 | Kim Joo Mi · officer: CHIEF FINANCIAL OFFICER | Sale | 300 | $153 |
Institutional positioning
13F filings over the trailing two quarters
New 161Increased 344Reduced 278Sold out 69
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 5,762,721 | Aug 7, 2026 |
| BLACKROCK, INC. | Reduced | 5,360,596 | May 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 2,695,941 | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 2,537,126 | May 8, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 1,590,332 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1,584,606 | May 15, 2026 |
| STATE STREET CORP | Increased | 1,456,158 | Sep 22, 2026 |
| Legal & General Group Plc | Increased | 1,437,373 | Aug 14, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 1,409,583 | Aug 12, 2026 |
| AQR CAPITAL MANAGEMENT LLC | Increased | 1,394,771 | Aug 14, 2026 |
| STATE STREET CORP | Increased | 1,388,720 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 1,320,909 | May 15, 2026 |
| FIRST TRUST ADVISORS LP | Increased | 1,130,656 | Aug 11, 2026 |
| AQR CAPITAL MANAGEMENT LLC | Increased | 1,038,928 | May 15, 2026 |
| LEGAL & GENERAL GROUP PLC | Reduced | 1,029,587 | May 8, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Oct 15, 2026