QLYS QUALYS, INC.
Nasdaq · SEC CIK 1107843 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $23.64M 45 sales by 6 insiders
- Filings on record
- 392 since 2021-07-07, latest 2026-09-22 21:12
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Thakar Sumedh S | CEO, Pres, Dir | — | $14.62M |
| Kim Joo Mi | CFO | — | $6.39M |
| POSEY BRUCE K | CLO | — | $2.06M |
| Pfeiffer Wendy | Dir | — | $277.5K |
| Berquist Thomas | Dir | — | $193.6K |
| Hank Jeffrey P | Dir | — | $103.2K |
| Zangardi John A. | Dir | — | — |
| Brooks Bradford L. | Dir | — | — |
| Rogers Kristi Marie | Dir | — | — |
Transactions 522
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MT | 2026-09-22 21:12 | 2026-09-21 | QLYS | POSEY BRUCE K | CLO | S - Sale | $179.49 | -866 | 58.7K | -1% | -$155.4K |
| MT | 2026-09-15 20:21 | 2026-09-14 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale | $170.05 | -3,200 | 180.3K | -2% | -$544.2K |
| T | 2026-09-03 16:04 | 2026-09-02 | QLYS | Berquist Thomas | Dir | S - Sale | $175.27 | -511 | 6,270 | -8% | -$89.6K |
| MT | 2026-09-03 16:03 | 2026-09-02 | QLYS | Kim Joo Mi | CFO | S - Sale | $169.62 | -1,030 | 74.7K | -1% | -$174.7K |
| MT | 2026-08-21 16:09 | 2026-08-20 | QLYS | POSEY BRUCE K | CLO | S - Sale | $184.23 | -866 | 59.6K | -1% | -$159.5K |
| T | 2026-08-21 16:05 | 2026-08-20 | QLYS | Pfeiffer Wendy | Dir | S - Sale | $185.00 | -500 | 11.7K | -4% | -$92.5K |
| MT | 2026-08-17 16:04 | 2026-08-14 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale | $188.97 | -3,200 | 183.5K | -2% | -$604.7K |
| MT | 2026-08-04 17:25 | 2026-08-03 | QLYS | Kim Joo Mi | CFO | S - Sale | $153.04 | -1,627 | 75.7K | -2% | -$249.0K |
| 2026-08-03 17:01 | 2026-08-01 | QLYS | Kim Joo Mi | CFO | F - Tax | $144.75 | -3,845 | 77.4K | -5% | -$556.6K | |
| 2026-08-03 17:00 | 2026-08-01 | QLYS | POSEY BRUCE K | CLO | F - Tax | $144.75 | -2,269 | 60.4K | -4% | -$328.4K | |
| 2026-08-03 16:59 | 2026-08-01 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | F - Tax | $144.75 | -6,748 | 186.7K | -3% | -$976.8K | |
| MT | 2026-07-21 19:38 | 2026-07-20 | QLYS | POSEY BRUCE K | CLO | S - Sale | $158.17 | -882 | 62.7K | -1% | -$139.5K |
| T | 2026-07-21 19:37 | 2026-07-20 | QLYS | Pfeiffer Wendy | Dir | S - Sale | $158.19 | -500 | 12.2K | -4% | -$79.1K |
| MT | 2026-07-15 19:58 | 2026-07-14 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale | $160.50 | -3,200 | 193.5K | -2% | -$513.6K |
| T | 2026-07-06 19:16 | 2026-07-06 | QLYS | POSEY BRUCE K | CLO | S - Sale | $155.00 | -1,000 | 63.6K | -2% | -$155.0K |
| T | 2026-07-06 19:15 | 2026-07-02 | QLYS | Kim Joo Mi | CFO | S - Sale | $143.44 | -965 | 81.2K | -1% | -$138.4K |
| MT | 2026-07-01 21:39 | 2026-06-30 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale | $135.00 | -30.0K | 196.7K | -13% | -$4.05M |
| MT | 2026-06-30 16:21 | 2026-06-29 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale | $126.75 | -10.0K | 226.7K | -4% | -$1.27M |
| MT | 2026-06-29 17:06 | 2026-06-26 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale | $120.48 | -10.0K | 236.7K | -4% | -$1.20M |
| MT | 2026-06-23 17:09 | 2026-06-22 | QLYS | POSEY BRUCE K | CLO | S - Sale | $109.44 | -865 | 64.6K | -1% | -$94.7K |
| T | 2026-06-23 17:06 | 2026-06-22 | QLYS | Pfeiffer Wendy | Dir | S - Sale | $110.55 | -500 | 12.7K | -4% | -$55.3K |
| MT | 2026-06-16 16:12 | 2026-06-15 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale | $114.80 | -3,200 | 246.7K | -1% | -$367.4K |
| T | 2026-06-15 16:22 | 2026-06-12 | QLYS | Berquist Thomas | Dir | S - Sale | $110.75 | -939 | 6,781 | -12% | -$104.0K |
| M | 2026-06-15 16:21 | 2026-06-11+ | QLYS | Hank Jeffrey P | Dir | S - Sale | $109.82 | -940 | 15.6K | -6% | -$103.2K |
| 2026-06-11 19:08 | 2026-06-10 | QLYS | Zangardi John A. | Dir | A - Grant | $0.00 | +2,628 | 6,699 | +65% | $0 | |
| 2026-06-11 19:06 | 2026-06-10 | QLYS | Hank Jeffrey P | Dir | A - Grant | $0.00 | +2,628 | 16.5K | +19% | $0 | |
| 2026-06-11 19:04 | 2026-06-10 | QLYS | Rogers Kristi Marie | Dir | A - Grant | $0.00 | +2,628 | 11.2K | +31% | $0 | |
| 2026-06-11 19:03 | 2026-06-10 | QLYS | Pfeiffer Wendy | Dir | A - Grant | $0.00 | +2,628 | 13.2K | +25% | $0 | |
| 2026-06-11 19:01 | 2026-06-10 | QLYS | Brooks Bradford L. | Dir | A - Grant | $0.00 | +2,628 | 5,826 | +82% | $0 | |
| 2026-06-11 19:00 | 2026-06-10 | QLYS | Berquist Thomas | Dir | A - Grant | $0.00 | +2,628 | 7,720 | +52% | $0 | |
| MT | 2026-06-03 18:10 | 2026-06-02 | QLYS | Kim Joo Mi | CFO | S - Sale | $111.67 | -1,031 | 82.2K | -1% | -$115.1K |
| MT | 2026-06-02 16:45 | 2026-06-01 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale | $114.73 | -13.2K | 249.9K | -5% | -$1.51M |
| T | 2026-05-26 16:10 | 2026-05-22 | QLYS | Pfeiffer Wendy | Dir | S - Sale | $101.21 | -500 | 10.6K | -5% | -$50.6K |
| MT | 2026-05-21 16:04 | 2026-05-19+ | QLYS | POSEY BRUCE K | CLO | S - Sale | $100.25 | -3,249 | 65.4K | -5% | -$325.7K |
| T | 2026-05-21 16:02 | 2026-05-19 | QLYS | Kim Joo Mi | CFO | S - Sale | $100.17 | -1,627 | 83.2K | -2% | -$163.0K |
| 2026-05-04 17:26 | 2026-05-01 | QLYS | POSEY BRUCE K | CLO | F - Tax | $88.53 | -2,270 | 68.7K | -3% | -$201.0K | |
| 2026-05-04 17:25 | 2026-05-01 | QLYS | Kim Joo Mi | CFO | F - Tax | $88.53 | -3,845 | 84.8K | -4% | -$340.4K | |
| 2026-05-04 17:23 | 2026-05-01 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | F - Tax | $88.53 | -6,748 | 263.1K | -3% | -$597.4K | |
| 2026-03-16 | 2026-03-13 | QLYS | POSEY BRUCE K | CLO | S - Sale | $100.09 | -65 | 71.0K | -0.1% | -$6,506 | |
| 2026-03-06 | 2026-03-05 | QLYS | POSEY BRUCE K | CLO | S - Sale | $100.18 | -100 | 71.0K | -0.1% | -$10.0K | |
| M | 2026-02-24 | 2026-02-20 | QLYS | POSEY BRUCE K | CLO | S - Sale | $103.84 | -481 | 71.2K | -0.7% | -$49.9K |
| M | 2026-02-06 | 2026-02-04 | QLYS | Kim Joo Mi | CFO | S - Sale | $128.46 | -6,799 | 92.3K | -7% | -$873.4K |
| M | 2026-02-05 | 2026-02-03 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | F - Tax | $127.52 | -28.5K | 269.6K | -10% | -$3.63M |
| M | 2026-02-05 | 2026-02-03 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | A - Grant | $0.00 | +56.0K | 277.2K | +25% | $0 |
| M | 2026-02-05 | 2026-02-03 | QLYS | Kim Joo Mi | CFO | F - Tax | $127.52 | -7,038 | 91.1K | -7% | -$897.5K |
| M | 2026-02-05 | 2026-02-03 | QLYS | Kim Joo Mi | CFO | A - Grant | $0.00 | +13.8K | 94.7K | +17% | $0 |
| M | 2026-02-05 | 2026-02-03 | QLYS | POSEY BRUCE K | CLO | A - Grant | $0.00 | +8,113 | 67.0K | +14% | $0 |
| M | 2026-02-05 | 2026-02-03 | QLYS | POSEY BRUCE K | CLO | F - Tax | $127.52 | -3,645 | 69.5K | -5% | -$464.8K |
| M | 2026-02-03 | 2026-02-02 | QLYS | Kim Joo Mi | CFO | S - Sale | $135.63 | -3,414 | 88.5K | -4% | -$463.0K |
| 2026-02-03 | 2026-02-01 | QLYS | Kim Joo Mi | CFO | F - Tax | $131.90 | -2,769 | 91.9K | -3% | -$365.2K | |
| 2026-02-03 | 2026-02-01 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | F - Tax | $131.90 | -5,662 | 242.1K | -2% | -$746.8K | |
| 2026-02-03 | 2026-02-01 | QLYS | POSEY BRUCE K | CLO | F - Tax | $131.90 | -1,659 | 66.9K | -2% | -$218.8K | |
| M | 2026-01-22 | 2026-01-20 | QLYS | POSEY BRUCE K | CLO | S - Sale | $132.34 | -1,101 | 68.7K | -2% | -$145.7K |
| M | 2026-01-16 | 2026-01-14 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale | $133.77 | -5,000 | 248.0K | -2% | -$668.8K |
| M | 2026-01-05 | 2026-01-02 | QLYS | Kim Joo Mi | CFO | S - Sale | $130.77 | -4,753 | 94.7K | -5% | -$621.6K |
| M | 2025-12-23 | 2025-12-22 | QLYS | POSEY BRUCE K | CLO | S - Sale | $142.46 | -1,077 | 69.8K | -2% | -$153.4K |
| DM | 2025-12-16 | 2025-12-15 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale+OE | $147.12 | -8,500 | 253.4K | -3% | -$1.25M |
| D | 2025-12-16 | 2025-12-15 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | M - OptEx | $25.56 | +6,500 | 261.3K | +3% | +$166.1K |
| M | 2025-12-10 | 2025-12-09 | QLYS | Kim Joo Mi | CFO | S - Sale | $149.81 | -8,649 | 103.6K | -8% | -$1.30M |
| M | 2025-12-05 | 2025-12-03+ | QLYS | POSEY BRUCE K | CLO | S - Sale | $146.98 | -4,077 | 70.8K | -5% | -$599.2K |
| M | 2025-12-03 | 2025-12-02 | QLYS | Kim Joo Mi | CFO | S - Sale | $146.59 | -7,506 | 112.7K | -6% | -$1.10M |
| M | 2025-11-24 | 2025-11-21 | QLYS | Kim Joo Mi | CFO | S - Sale | $141.95 | -7,694 | 121.8K | -6% | -$1.09M |
| DM | 2025-11-17 | 2025-11-14 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale+OE | $142.68 | -8,500 | 261.9K | -3% | -$1.21M |
| D | 2025-11-17 | 2025-11-14 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | M - OptEx | $25.56 | +6,500 | 263.3K | +3% | +$166.1K |
| 2025-11-13 | 2025-11-12 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale | $155.04 | -2,200 | 256.8K | -0.8% | -$341.1K | |
| 2025-11-04 | 2025-11-01 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | F - Tax | $123.26 | -6,043 | 259.0K | -2% | -$744.9K | |
| 2025-11-04 | 2025-11-01 | QLYS | POSEY BRUCE K | CLO | F - Tax | $123.26 | -2,279 | 74.9K | -3% | -$280.9K | |
| 2025-11-04 | 2025-11-01 | QLYS | Kim Joo Mi | CFO | F - Tax | $123.26 | -3,802 | 123.3K | -3% | -$468.6K | |
| 2025-11-03 | 2025-10-30 | QLYS | Brooks Bradford L. | Dir | A - Grant | $0.00 | +3,198 | 3,198 | New | $0 | |
| 2025-10-31 | 2025-10-30 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | A - Grant | $0.00 | +61.1K | 265.0K | +30% | $0 | |
| 2025-10-31 | 2025-10-30 | QLYS | POSEY BRUCE K | CLO | A - Grant | $0.00 | +20.4K | 77.1K | +36% | $0 | |
| 2025-10-31 | 2025-10-30 | QLYS | Kim Joo Mi | CFO | A - Grant | $0.00 | +34.2K | 127.1K | +37% | $0 | |
| M | 2025-10-21 | 2025-10-20 | QLYS | POSEY BRUCE K | CLO | S - Sale | $127.12 | -540 | 56.8K | -0.9% | -$68.6K |
| DM | 2025-10-15 | 2025-10-14 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale+OE | $126.83 | -8,500 | 207.9K | -4% | -$1.08M |
| D | 2025-10-15 | 2025-10-14 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | M - OptEx | $25.56 | +6,500 | 212.5K | +3% | +$166.1K |
| M | 2025-10-07 | 2025-10-06 | QLYS | Kim Joo Mi | CFO | S - Sale | $129.17 | -787 | 93.2K | -0.8% | -$101.7K |
| M | 2025-09-23 | 2025-09-22 | QLYS | POSEY BRUCE K | CLO | S - Sale | $136.18 | -525 | 57.6K | -0.9% | -$71.5K |
| D | 2025-09-16 | 2025-09-15 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | M - OptEx | $25.56 | +6,500 | 214.5K | +3% | +$166.1K |
| DM | 2025-09-16 | 2025-09-15 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale+OE | $132.49 | -8,500 | 208.7K | -4% | -$1.13M |
| M | 2025-09-08 | 2025-09-05 | QLYS | Kim Joo Mi | CFO | S - Sale | $134.80 | -844 | 94.2K | -0.9% | -$113.8K |
| M | 2025-09-03 | 2025-09-02 | QLYS | Berquist Thomas | Dir | S - Sale | $133.09 | -512 | 5,129 | -9% | -$68.1K |
| 2025-08-29 | 2025-08-27 | QLYS | Zangardi John A. | Dir | S - Sale | $134.94 | -3,103 | 4,071 | -43% | -$418.7K | |
| 2025-08-25 | 2025-08-22 | QLYS | Zangardi John A. | Dir | S - Sale | $134.82 | -3,860 | 7,174 | -35% | -$520.4K | |
| 2025-08-25 | 2025-08-22 | QLYS | Rogers Kristi Marie | Dir | S - Sale | $134.70 | -1,700 | 8,596 | -17% | -$229.0K | |
| M | 2025-08-21 | 2025-08-20 | QLYS | POSEY BRUCE K | CLO | S - Sale | $132.28 | -525 | 57.9K | -0.9% | -$69.4K |
| 2025-08-18 | 2025-08-15 | QLYS | Pfeiffer Wendy | Dir | S - Sale | $129.72 | -200 | 11.1K | -2% | -$25.9K | |
| 2025-08-15 | 2025-08-13 | QLYS | Zangardi John A. | Dir | S - Sale | $132.03 | -1,287 | 11.0K | -10% | -$169.9K | |
| D | 2025-08-15 | 2025-08-14 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | M - OptEx | $25.56 | +6,500 | 216.4K | +3% | +$166.1K |
| DM | 2025-08-15 | 2025-08-14 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale+OE | $129.95 | -8,500 | 210.7K | -4% | -$1.10M |
| M | 2025-08-06 | 2025-08-05 | QLYS | Kim Joo Mi | CFO | S - Sale | $132.26 | -1,018 | 94.5K | -1% | -$134.6K |
| 2025-08-05 | 2025-08-01 | QLYS | POSEY BRUCE K | CLO | F - Tax | $130.53 | -2,278 | 58.4K | -4% | -$297.3K | |
| 2025-08-05 | 2025-08-01 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | F - Tax | $130.53 | -6,042 | 209.9K | -3% | -$788.7K | |
| 2025-08-05 | 2025-08-01 | QLYS | Kim Joo Mi | CFO | F - Tax | $130.53 | -3,802 | 95.5K | -4% | -$496.3K | |
| M | 2025-07-23 | 2025-07-21 | QLYS | POSEY BRUCE K | CLO | S - Sale | $140.11 | -541 | 60.6K | -0.9% | -$75.8K |
| D | 2025-07-15 | 2025-07-14 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | M - OptEx | $25.56 | +6,500 | 224.5K | +3% | +$166.1K |
| DM | 2025-07-15 | 2025-07-14 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale+OE | $138.40 | -8,500 | 216.0K | -4% | -$1.18M |
| 2025-07-15 | 2025-07-15 | QLYS | Pfeiffer Wendy | Dir | S - Sale | $139.45 | -200 | 11.3K | -2% | -$27.9K | |
| M | 2025-07-07 | 2025-07-07 | QLYS | Kim Joo Mi | CFO | S - Sale | $148.23 | -787 | 99.3K | -0.8% | -$116.7K |
| M | 2025-07-07 | 2025-07-03 | QLYS | Thakar Sumedh S | CEO, Pres, Dir | S - Sale | $149.25 | -12.0K | 225.2K | -5% | -$1.79M |
| M | 2025-06-23 | 2025-06-20 | QLYS | POSEY BRUCE K | CLO | S - Sale | $135.96 | -525 | 61.3K | -0.8% | -$71.4K |
Purchase Sale Sale after option exercise All abbreviations