QUALYS, INC. — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Owns After | Date |
|---|---|---|---|---|---|---|---|
| POSEY BRUCE K | CHIEF LEGAL OFFICER | Sale | 706 | $142.70 | $100,746 | 69,825 | Dec 22, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Sale | 200 | $150.11 | $30,022 | 253,400 | Dec 15, 2025 |
| Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sale | 3,296 | $149.61 | $493,115 | 103,578 | Dec 9, 2025 |
| POSEY BRUCE K | CHIEF LEGAL OFFICER | Sale | 1,000 | $150.00 | $150,000 | 70,776 | Dec 3, 2025 |
| Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sale | 2,299 | $145.95 | $335,539 | 112,681 | Dec 2, 2025 |
| Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sale | 800 | $138.77 | $111,016 | 121,774 | Nov 21, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Sale | 1,422 | $141.24 | $200,843 | 261,878 | Nov 14, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Sale | 2,200 | $155.04 | $341,088 | 256,800 | Nov 12, 2025 |
| Kim Joo Mi | CHIEF FINANCIAL OFFICER | Tax Withholding | 3,802 | $123.26 | $468,635 | 123,274 | Nov 1, 2025 |
| POSEY BRUCE K | CHIEF LEGAL OFFICER | Tax Withholding | 2,279 | $123.26 | $280,910 | 74,853 | Nov 1, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Tax Withholding | 6,043 | $123.26 | $744,860 | 259,000 | Nov 1, 2025 |
| Brooks Bradford L. | — | Award / Grant | 3,198 | — | — | 3,198 | Oct 30, 2025 |
| Kim Joo Mi | CHIEF FINANCIAL OFFICER | Award / Grant | 34,212 | — | — | 127,076 | Oct 30, 2025 |
| POSEY BRUCE K | CHIEF LEGAL OFFICER | Award / Grant | 20,357 | — | — | 77,132 | Oct 30, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Award / Grant | 61,092 | — | — | 265,043 | Oct 30, 2025 |
| POSEY BRUCE K | CHIEF LEGAL OFFICER | Sale | 100 | $127.63 | $12,763 | 56,775 | Oct 20, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Option Exercise | 6,500 | $25.56 | $166,140 | 212,451 | Oct 14, 2025 |
| Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sale | 429 | $128.89 | $55,294 | 93,222 | Oct 6, 2025 |
| POSEY BRUCE K | CHIEF LEGAL OFFICER | Sale | 270 | $135.94 | $36,704 | 57,570 | Sep 22, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Sale | 5,801 | $132.22 | $767,008 | 208,650 | Sep 15, 2025 |
| Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sale | 294 | $134.14 | $39,437 | 94,201 | Sep 5, 2025 |
| Berquist Thomas | — | Sale | 325 | $133.41 | $43,358 | 5,129 | Sep 2, 2025 |
| Zangardi John A. | — | Sale | 3,103 | $134.94 | $418,719 | 4,071 | Aug 27, 2025 |
| Zangardi John A. | — | Sale | 3,860 | $134.82 | $520,405 | 7,174 | Aug 22, 2025 |
| Rogers Kristi Marie | — | Sale | 1,700 | $134.70 | $228,990 | 8,596 | Aug 22, 2025 |
| POSEY BRUCE K | CHIEF LEGAL OFFICER | Sale | 192 | $132.74 | $25,486 | 57,865 | Aug 20, 2025 |
| Pfeiffer Wendy | — | Sale | 200 | $129.72 | $25,944 | 11,082 | Aug 15, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Sale | 5,722 | $129.67 | $741,972 | 210,698 | Aug 14, 2025 |
| Zangardi John A. | — | Sale | 1,287 | $132.03 | $169,923 | 11,034 | Aug 13, 2025 |
| Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sale | 100 | $135.27 | $13,527 | 94,468 | Aug 5, 2025 |
| Kim Joo Mi | CHIEF FINANCIAL OFFICER | Tax Withholding | 3,802 | $130.53 | $496,275 | 95,486 | Aug 1, 2025 |
| POSEY BRUCE K | CHIEF LEGAL OFFICER | Tax Withholding | 2,278 | $130.53 | $297,347 | 58,365 | Aug 1, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Tax Withholding | 6,042 | $130.53 | $788,662 | 209,920 | Aug 1, 2025 |
| POSEY BRUCE K | CHIEF LEGAL OFFICER | Sale | 106 | $140.70 | $14,914 | 60,643 | Jul 21, 2025 |
| Pfeiffer Wendy | — | Sale | 200 | $139.45 | $27,890 | 11,282 | Jul 15, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Sale | 326 | $139.50 | $45,477 | 215,962 | Jul 14, 2025 |
| Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sale | 39 | $150.35 | $5,864 | 99,288 | Jul 7, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Sale | 3,300 | $148.50 | $490,050 | 225,162 | Jul 3, 2025 |
| POSEY BRUCE K | CHIEF LEGAL OFFICER | Sale | 374 | $135.50 | $50,677 | 61,335 | Jun 20, 2025 |
| Hank Jeffrey P | — | Sale | 657 | $139.07 | $91,369 | 13,888 | Jun 16, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Sale | 1,900 | $140.46 | $266,874 | 229,962 | Jun 16, 2025 |
| Berquist Thomas | — | Sale | 656 | $138.78 | $91,040 | 5,604 | Jun 13, 2025 |
| Pfeiffer Wendy | — | Sale | 200 | $138.78 | $27,756 | 11,482 | Jun 13, 2025 |
| Zangardi John A. | — | Award / Grant | 1,879 | — | — | 12,321 | Jun 11, 2025 |
| Rogers Kristi Marie | — | Award / Grant | 1,879 | — | — | 10,296 | Jun 11, 2025 |
| Pfeiffer Wendy | — | Award / Grant | 1,879 | — | — | 11,682 | Jun 11, 2025 |
| Hank Jeffrey P | — | Award / Grant | 1,879 | — | — | 14,545 | Jun 11, 2025 |
| Berquist Thomas | — | Award / Grant | 1,879 | — | — | 6,260 | Jun 11, 2025 |
| Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sale | 656 | $139.83 | $91,728 | 100,264 | Jun 5, 2025 |
| Thakar Sumedh S | CEO & PRESIDENT | Sale | 6,000 | $140.20 | $841,200 | 231,962 | Jun 2, 2025 |