Thakar Sumedh S - Insider Non-Derivative Transactions at QUALYS, INC. (QLYS) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Dec 15, 2025, Thakar Sumedh S's relationship to QUALYS, INC. (QLYS) is Director,Officer (CEO & PRESIDENT), and currently has 261,300 shares of Common Stock.
The chart below shows the number of shares owned, and the table shows the recent insider transactions.
You can see similar information for other QLYS insiders.
Related Topics: SEC Topic List.
Data Source: SEC.
Thakar Sumedh S - Insider Non-Derivative Transactions of QLYS Common Stock
Thakar Sumedh S - Insider Non-Derivative Transactions at QLYS
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Dec 16, 2025 | Sell -- (Common Stock) | 600 | 151.94 | 252800 |
| Dec 16, 2025 | Sell -- (Common Stock) | 200 | 150.11 | 253400 |
| Dec 16, 2025 | Sell -- (Common Stock) | 357 | 149.54 | 253600 |
| Dec 16, 2025 | Sell -- (Common Stock) | 1243 | 148.33 | 253957 |
| Dec 16, 2025 | Sell -- (Common Stock) | 1400 | 147.16 | 255200 |
| Dec 16, 2025 | Sell -- (Common Stock) | 2100 | 146.33 | 256600 |
| Dec 16, 2025 | Sell -- (Common Stock) | 2600 | 145.49 | 258700 |
| Dec 16, 2025 | M -- (Common Stock) | 6500 | 25.56 | 261300 |
| Nov 15, 2025 | Sell -- (Common Stock) | 300 | 143.8 | 254800 |
| Nov 15, 2025 | Sell -- (Common Stock) | 5117 | 143.18 | 255100 |
| Nov 15, 2025 | Sell -- (Common Stock) | 1661 | 142.15 | 260217 |
| Nov 15, 2025 | Sell -- (Common Stock) | 1422 | 141.24 | 261878 |
| Nov 15, 2025 | M -- (Common Stock) | 6500 | 25.56 | 263300 |
| Nov 13, 2025 | Sell -- (Common Stock) | 2200 | 155.04 | 256800 |
| Nov 2, 2025 | F -- (Common Stock) | 6043 | 123.26 | 259000 |
| Oct 31, 2025 | Acquisition -- (Common Stock) | 61092 | 0 | 265043 |
| Oct 15, 2025 | Sell -- (Common Stock) | 3957 | 127.27 | 203951 |
| Oct 15, 2025 | Sell -- (Common Stock) | 4543 | 126.44 | 207908 |
| Oct 15, 2025 | M -- (Common Stock) | 6500 | 25.56 | 212451 |
| Sep 16, 2025 | Sell -- (Common Stock) | 2699 | 133.07 | 205951 |
| Sep 16, 2025 | Sell -- (Common Stock) | 5801 | 132.22 | 208650 |
| Sep 16, 2025 | M -- (Common Stock) | 6500 | 25.56 | 214451 |
| Aug 15, 2025 | Sell -- (Common Stock) | 2778 | 130.54 | 207920 |
| Aug 15, 2025 | Sell -- (Common Stock) | 5722 | 129.67 | 210698 |
| Aug 15, 2025 | M -- (Common Stock) | 6500 | 25.56 | 216420 |
| Aug 2, 2025 | F -- (Common Stock) | 6042 | 130.53 | 209920 |
| Jul 15, 2025 | Sell -- (Common Stock) | 326 | 139.5 | 215962 |
| Jul 15, 2025 | Sell -- (Common Stock) | 4774 | 138.81 | 216288 |
| Jul 15, 2025 | Sell -- (Common Stock) | 3000 | 137.92 | 221062 |
| Jul 15, 2025 | Sell -- (Common Stock) | 400 | 136.29 | 224062 |
| Jul 15, 2025 | M -- (Common Stock) | 6500 | 25.56 | 224462 |
| Jul 4, 2025 | Sell -- (Common Stock) | 2313 | 150.18 | 217962 |
| Jul 4, 2025 | Sell -- (Common Stock) | 4887 | 149.84 | 220275 |
| Jul 4, 2025 | Sell -- (Common Stock) | 3300 | 148.5 | 225162 |
| Jul 4, 2025 | Sell -- (Common Stock) | 1500 | 147.56 | 228462 |
| Jun 17, 2025 | Sell -- (Common Stock) | 1900 | 140.46 | 229962 |
| Jun 17, 2025 | Sell -- (Common Stock) | 4700 | 139.4 | 231862 |
| Jun 17, 2025 | Sell -- (Common Stock) | 1900 | 138.66 | 236562 |
| Jun 17, 2025 | M -- (Common Stock) | 6500 | 25.56 | 238462 |
| Jun 3, 2025 | Sell -- (Common Stock) | 6000 | 140.2 | 231962 |
| May 30, 2025 | Sell -- (Common Stock) | 1884 | 137.11 | 237962 |
| May 30, 2025 | Sell -- (Common Stock) | 4014 | 136.5 | 239846 |
| May 30, 2025 | Sell -- (Common Stock) | 2602 | 135.42 | 243860 |
| May 30, 2025 | M -- (Common Stock) | 6500 | 25.56 | 246462 |
| May 2, 2025 | F -- (Common Stock) | 6351 | 127.02 | 239962 |
| Apr 15, 2025 | Sell -- (Common Stock) | 3337 | 124.62 | 246313 |
| Apr 15, 2025 | Sell -- (Common Stock) | 1500 | 123.73 | 249650 |
| Apr 15, 2025 | Sell -- (Common Stock) | 2163 | 122.62 | 251150 |
| Apr 15, 2025 | M -- (Common Stock) | 7000 | 25.56 | 253313 |
| Mar 15, 2025 | Sell -- (Common Stock) | 1286 | 126.24 | 246313 |
| Mar 15, 2025 | Sell -- (Common Stock) | 3290 | 125.68 | 247599 |
| Mar 15, 2025 | Sell -- (Common Stock) | 1324 | 124.32 | 250889 |
| Mar 15, 2025 | Sell -- (Common Stock) | 1100 | 123.49 | 252213 |
| Mar 15, 2025 | M -- (Common Stock) | 7000 | 25.56 | 253313 |
| Feb 16, 2025 | Acquisition -- (Common Stock) | 169 | 103.94 | 246313 |
| Feb 15, 2025 | Sell -- (Common Stock) | 65 | 143.66 | 246144 |
| Feb 15, 2025 | Sell -- (Common Stock) | 2195 | 143.07 | 246209 |
| Feb 15, 2025 | Sell -- (Common Stock) | 2350 | 142.08 | 248404 |
| Feb 15, 2025 | Sell -- (Common Stock) | 2390 | 141.38 | 250754 |
| Feb 15, 2025 | M -- (Common Stock) | 7000 | 25.56 | 253144 |
| Feb 2, 2025 | F -- (Common Stock) | 6349 | 139.41 | 246144 |
| Jan 31, 2025 | F -- (Common Stock) | 6572 | 139.73 | 232323 |
| Jan 31, 2025 | Acquisition -- (Common Stock) | 13442 | 0 | 238895 |
| Jan 31, 2025 | F -- (Common Stock) | 7708 | 139.73 | 239793 |
| Jan 31, 2025 | F -- (Common Stock) | 5394 | 139.73 | 245020 |
| Jan 31, 2025 | Acquisition -- (Common Stock) | 15178 | 0 | 247501 |
| Jan 31, 2025 | Acquisition -- (Common Stock) | 10621 | 0 | 250414 |
| Jan 31, 2025 | F -- (Common Stock) | 7710 | 139.73 | 252493 |
| Jan 31, 2025 | Acquisition -- (Common Stock) | 15183 | 0 | 260203 |
| Jan 15, 2025 | Sell -- (Common Stock) | 1864 | 135.42 | 225453 |
| Jan 15, 2025 | Sell -- (Common Stock) | 3125 | 134.54 | 227317 |
| Jan 15, 2025 | Sell -- (Common Stock) | 2011 | 133.54 | 230442 |
| Jan 15, 2025 | M -- (Common Stock) | 7000 | 25.56 | 232453 |
| Dec 17, 2024 | Sell -- (Common Stock) | 40 | 149.65 | 225453 |
| Dec 17, 2024 | Sell -- (Common Stock) | 1200 | 148.34 | 225493 |
| Dec 17, 2024 | Sell -- (Common Stock) | 2335 | 147.51 | 226693 |
| Dec 17, 2024 | Sell -- (Common Stock) | 3425 | 146.48 | 229028 |
| Dec 17, 2024 | M -- (Common Stock) | 7000 | 25.56 | 232453 |
| Nov 15, 2024 | Sell -- (Common Stock) | 100 | 151.38 | 225453 |
| Nov 15, 2024 | Sell -- (Common Stock) | 2555 | 150.13 | 225553 |
| Nov 15, 2024 | Sell -- (Common Stock) | 4345 | 149.35 | 228108 |
| Nov 15, 2024 | M -- (Common Stock) | 7000 | 25.56 | 232453 |
| Nov 7, 2024 | Sell -- (Common Stock) | 3392 | 170 | 225453 |
| Nov 7, 2024 | Sell -- (Common Stock) | 3750 | 165 | 228845 |
| Nov 2, 2024 | F -- (Common Stock) | 7007 | 120.34 | 232595 |
| Oct 31, 2024 | Acquisition -- (Common Stock) | 59953 | 0 | 239602 |
| Oct 15, 2024 | Sell -- (Common Stock) | 500 | 127.64 | 179649 |
| Oct 15, 2024 | Sell -- (Common Stock) | 500 | 126.62 | 180149 |
| Oct 15, 2024 | Sell -- (Common Stock) | 2300 | 125.38 | 180649 |
| Oct 15, 2024 | Sell -- (Common Stock) | 3700 | 124.59 | 182949 |
| Oct 15, 2024 | M -- (Common Stock) | 7000 | 25.56 | 186649 |
| Sep 17, 2024 | Sell -- (Common Stock) | 2877 | 126.37 | 179649 |
| Sep 17, 2024 | Sell -- (Common Stock) | 4123 | 125.87 | 182526 |
| Sep 17, 2024 | M -- (Common Stock) | 7000 | 25.56 | 186649 |
| Aug 16, 2024 | Acquisition -- (Common Stock) | 54 | 106.2 | 179649 |
| Aug 15, 2024 | Sell -- (Common Stock) | 373 | 125.78 | 179595 |
| Aug 15, 2024 | Sell -- (Common Stock) | 1327 | 124.42 | 179968 |
| Aug 15, 2024 | Sell -- (Common Stock) | 5300 | 123.67 | 181295 |
| Aug 15, 2024 | M -- (Common Stock) | 7000 | 25.56 | 186595 |
| Aug 2, 2024 | F -- (Common Stock) | 7006 | 138.42 | 179595 |
| Jul 16, 2024 | Sell -- (Common Stock) | 1556 | 143.75 | 186601 |
| Jul 16, 2024 | Sell -- (Common Stock) | 5444 | 142.98 | 188157 |
| Jul 16, 2024 | M -- (Common Stock) | 7000 | 25.56 | 193601 |
| Jun 15, 2024 | Sell -- (Common Stock) | 300 | 136.83 | 186601 |
| Jun 15, 2024 | Sell -- (Common Stock) | 6700 | 136.29 | 186901 |
| Jun 15, 2024 | M -- (Common Stock) | 7000 | 25.56 | 193601 |
| Jun 4, 2024 | Sell -- (Common Stock) | 200 | 141.04 | 186601 |
| Jun 4, 2024 | Sell -- (Common Stock) | 200 | 139.72 | 186801 |
| Jun 4, 2024 | Sell -- (Common Stock) | 400 | 139.25 | 187001 |
| Jun 4, 2024 | Sell -- (Common Stock) | 900 | 137.5 | 187401 |
| Jun 4, 2024 | Sell -- (Common Stock) | 2800 | 136.69 | 188301 |
| Jun 4, 2024 | Sell -- (Common Stock) | 2500 | 135.64 | 191101 |
| Jun 4, 2024 | M -- (Common Stock) | 7000 | 25.56 | 193601 |
| May 2, 2024 | F -- (Common Stock) | 7007 | 165.29 | 186601 |
| Apr 16, 2024 | Sell -- (Common Stock) | 243 | 166.62 | 193608 |
| Apr 16, 2024 | Sell -- (Common Stock) | 975 | 165.62 | 193851 |
| Apr 16, 2024 | Sell -- (Common Stock) | 712 | 164.63 | 194826 |
| Apr 16, 2024 | Sell -- (Common Stock) | 511 | 163.35 | 195538 |
| Apr 16, 2024 | Sell -- (Common Stock) | 1593 | 162.44 | 196049 |
| Apr 16, 2024 | M -- (Common Stock) | 3161 | 30.58 | 197642 |
| Mar 15, 2024 | Sell -- (Common Stock) | 143 | 171.93 | 194481 |
| Mar 15, 2024 | Sell -- (Common Stock) | 243 | 169.07 | 194624 |
| Mar 15, 2024 | Sell -- (Common Stock) | 1405 | 168.48 | 194867 |
| Mar 15, 2024 | Sell -- (Common Stock) | 1447 | 167.16 | 196272 |
| Mar 15, 2024 | Sell -- (Common Stock) | 882 | 165.91 | 197719 |
| Mar 15, 2024 | M -- (Common Stock) | 3250 | 30.58 | 198601 |
| Feb 16, 2024 | Acquisition -- (Common Stock) | 108 | 126.25 | 195351 |
| Feb 15, 2024 | Sell -- (Common Stock) | 286 | 171.42 | 195243 |
| Feb 15, 2024 | Sell -- (Common Stock) | 2599 | 170.27 | 195529 |
| Feb 15, 2024 | Sell -- (Common Stock) | 1235 | 169.47 | 198128 |
| Feb 15, 2024 | M -- (Common Stock) | 3250 | 30.58 | 199363 |
| Feb 6, 2024 | F -- (Common Stock) | 7098 | 168.24 | 182488 |
| Feb 6, 2024 | F -- (Common Stock) | 6486 | 168.24 | 188799 |
| Feb 6, 2024 | Acquisition -- (Common Stock) | 14005 | 0 | 189586 |
| Feb 6, 2024 | Acquisition -- (Common Stock) | 12797 | 0 | 195285 |
| Feb 6, 2024 | F -- (Common Stock) | 7517 | 168.24 | 196113 |
| Feb 6, 2024 | Acquisition -- (Common Stock) | 14831 | 0 | 203630 |
| Feb 2, 2024 | F -- (Common Stock) | 6632 | 190.39 | 175581 |
| Jan 17, 2024 | Sell -- (Common Stock) | 372 | 193.62 | 182213 |
| Jan 17, 2024 | Sell -- (Common Stock) | 736 | 192.67 | 182585 |
| Jan 17, 2024 | Sell -- (Common Stock) | 3897 | 191.79 | 183321 |
| Jan 17, 2024 | M -- (Common Stock) | 3250 | 30.58 | 187218 |
| Dec 15, 2023 | Sell -- (Common Stock) | 1478 | 195.34 | 183396 |
| Dec 15, 2023 | Sell -- (Common Stock) | 2681 | 194.73 | 185446 |
| Dec 15, 2023 | Sell -- (Common Stock) | 845 | 193.59 | 188127 |
| Dec 15, 2023 | M -- (Common Stock) | 3250 | 30.58 | 188972 |
| Nov 15, 2023 | Sell -- (Common Stock) | 1576 | 176.44 | 185722 |
| Nov 15, 2023 | Sell -- (Common Stock) | 1826 | 175.3 | 187298 |
| Nov 15, 2023 | Sell -- (Common Stock) | 1107 | 173.89 | 189124 |
| Nov 15, 2023 | Sell -- (Common Stock) | 495 | 172.8 | 190231 |
| Nov 15, 2023 | M -- (Common Stock) | 3250 | 30.58 | 190726 |
| Nov 2, 2023 | F -- (Common Stock) | 7991 | 151.95 | 187476 |
| Oct 27, 2023 | Acquisition -- (Common Stock) | 45551 | 0 | 195467 |
| Oct 17, 2023 | Sell -- (Common Stock) | 761 | 163.1 | 149916 |
| Oct 17, 2023 | Sell -- (Common Stock) | 4244 | 162.53 | 150677 |
| Oct 17, 2023 | M -- (Common Stock) | 3250 | 30.58 | 154921 |
| Sep 15, 2023 | Sell -- (Common Stock) | 432 | 152.99 | 151671 |
| Sep 15, 2023 | Sell -- (Common Stock) | 4571 | 152.62 | 152103 |
| Sep 15, 2023 | M -- (Common Stock) | 3250 | 30.58 | 156674 |
| Aug 16, 2023 | Acquisition -- (Common Stock) | 28 | 99.26 | 153424 |
| Aug 15, 2023 | Sell -- (Common Stock) | 1415 | 152.31 | 153396 |
| Aug 15, 2023 | Sell -- (Common Stock) | 1844 | 151.81 | 154811 |
| Aug 15, 2023 | Sell -- (Common Stock) | 1744 | 150.79 | 156655 |
| Aug 15, 2023 | M -- (Common Stock) | 3250 | 30.58 | 158399 |
| Aug 5, 2023 | Sell -- (Common Stock) | 100 | 151.71 | 155149 |
| Aug 5, 2023 | Sell -- (Common Stock) | 500 | 150.89 | 155249 |
| Aug 5, 2023 | Sell -- (Common Stock) | 300 | 149.74 | 155749 |
| Aug 5, 2023 | Sell -- (Common Stock) | 20 | 147.75 | 156049 |
| Aug 5, 2023 | Sell -- (Common Stock) | 812 | 146.79 | 156069 |
| Aug 5, 2023 | Sell -- (Common Stock) | 2436 | 145.1 | 156881 |
| Aug 5, 2023 | M -- (Common Stock) | 4168 | 37.28 | 159317 |
| Aug 2, 2023 | F -- (Common Stock) | 7991 | 139.44 | 155149 |
| Aug 2, 2023 | Sell -- (Common Stock) | 3467 | 140.07 | 163140 |
| Aug 2, 2023 | M -- (Common Stock) | 3467 | 37.28 | 166607 |
| Jul 28, 2023 | Sell -- (Common Stock) | 700 | 140.32 | 163140 |
| Jul 28, 2023 | M -- (Common Stock) | 700 | 37.28 | 163840 |
| Jul 26, 2023 | Sell -- (Common Stock) | 8333 | 135.22 | 163140 |
| Jul 26, 2023 | M -- (Common Stock) | 8333 | 37.28 | 171473 |
| Jul 15, 2023 | Sell -- (Common Stock) | 1665 | 130.31 | 163140 |
| Jul 15, 2023 | Sell -- (Common Stock) | 3340 | 129.69 | 164805 |
| Jul 15, 2023 | M -- (Common Stock) | 3250 | 30.58 | 168145 |
| Jun 15, 2023 | Sell -- (Common Stock) | 770 | 130.64 | 164895 |
| Jun 15, 2023 | Sell -- (Common Stock) | 1341 | 129.9 | 165665 |
| Jun 15, 2023 | Sell -- (Common Stock) | 1879 | 128.76 | 167006 |
| Jun 15, 2023 | Sell -- (Common Stock) | 1015 | 127.98 | 168885 |
| Jun 15, 2023 | M -- (Common Stock) | 3250 | 30.58 | 169900 |
| Jun 3, 2023 | Sell -- (Common Stock) | 8333 | 130.02 | 166650 |
| Jun 3, 2023 | M -- (Common Stock) | 8333 | 37.28 | 174983 |
| Jun 1, 2023 | Sell -- (Common Stock) | 1364 | 126.24 | 166650 |
| Jun 1, 2023 | Sell -- (Common Stock) | 5469 | 125.35 | 168014 |
| Jun 1, 2023 | M -- (Common Stock) | 6833 | 37.28 | 173483 |
| May 31, 2023 | Sell -- (Common Stock) | 799 | 128.45 | 166650 |
| May 31, 2023 | Sell -- (Common Stock) | 529 | 127.72 | 167449 |
| May 31, 2023 | Sell -- (Common Stock) | 1671 | 126.76 | 167978 |
| May 31, 2023 | Sell -- (Common Stock) | 146 | 125.17 | 169649 |
| May 31, 2023 | Sell -- (Common Stock) | 9752 | 124 | 169795 |
| May 31, 2023 | M -- (Common Stock) | 3250 | 30.58 | 171653 |
| May 31, 2023 | Sell -- (Common Stock) | 10272 | 123.3 | 179547 |
| May 31, 2023 | M -- (Common Stock) | 18166 | 37.28 | 189819 |
| May 2, 2023 | F -- (Common Stock) | 7991 | 111.31 | 168403 |
| Apr 15, 2023 | Sell -- (Common Stock) | 880 | 129.57 | 176394 |
| Apr 15, 2023 | Sell -- (Common Stock) | 3112 | 128.18 | 177274 |
| Apr 15, 2023 | Sell -- (Common Stock) | 1840 | 127.18 | 180386 |
| Apr 15, 2023 | M -- (Common Stock) | 4300 | 30.58 | 182226 |
| Mar 15, 2023 | Sell -- (Common Stock) | 20 | 121.55 | 177926 |
| Mar 15, 2023 | Sell -- (Common Stock) | 1666 | 120.64 | 177946 |
| Mar 15, 2023 | Sell -- (Common Stock) | 2239 | 119.95 | 179612 |
| Mar 15, 2023 | M -- (Common Stock) | 511 | 23.51 | 179970 |
| Mar 15, 2023 | Sell -- (Common Stock) | 1908 | 118.92 | 181851 |
| Mar 15, 2023 | M -- (Common Stock) | 3789 | 30.58 | 183759 |
| Feb 16, 2023 | Acquisition -- (Common Stock) | 140 | 101.38 | 179459 |
| Feb 15, 2023 | Sell -- (Common Stock) | 500 | 122.62 | 179319 |
| Feb 15, 2023 | Sell -- (Common Stock) | 1315 | 121.29 | 179819 |
| Feb 15, 2023 | Sell -- (Common Stock) | 1400 | 120.18 | 181134 |
| Feb 15, 2023 | Sell -- (Common Stock) | 2618 | 119.23 | 182534 |
| Feb 15, 2023 | M -- (Common Stock) | 4300 | 23.51 | 185152 |
| Feb 7, 2023 | F -- (Common Stock) | 6493 | 121.02 | 180852 |
| Feb 7, 2023 | Acquisition -- (Common Stock) | 13096 | 0 | 187345 |
| Feb 2, 2023 | F -- (Common Stock) | 7183 | 119.07 | 174249 |
| Jan 18, 2023 | Sell -- (Common Stock) | 2812 | 107.67 | 181432 |
| Jan 18, 2023 | Sell -- (Common Stock) | 1383 | 106.94 | 184244 |
| Jan 18, 2023 | Sell -- (Common Stock) | 1381 | 105.95 | 185627 |
| Jan 18, 2023 | M -- (Common Stock) | 4300 | 23.51 | 187008 |
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