Insider Trading activities at Qualys, Inc. (QLYS)

Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Qualys, Inc. (QLYS) since 2014 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Qualys, Inc.. Table 2 shows the detailed insider transactions. This company's CIK number is 1107843.

Total stock buying since 2014: $1,878,126.
Total stock sales since 2014: $519,965,444.
Total stock option exercises since 2014: $51,869,858.


19 insiders reported insider trading activities at Qualys, Inc. (QLYS):
Insider trading activities of Hank Jeffrey P
Insider trading activities of Schmidt Howard A
Insider trading activities of Pfeiffer Wendy
Insider trading activities of Kim Joo Mi
Insider trading activities of Thakar Sumedh S
Insider trading activities of Deeba Amer
Insider trading activities of Dixon Donald R
Insider trading activities of Peters Allan
Insider trading activities of Headley Todd P
Insider trading activities of Zangardi John A.
Insider trading activities of Fisher Melissa B
Insider trading activities of Posey Bruce K
Insider trading activities of Pace Peter
Insider trading activities of Mccauley Donald C
Insider trading activities of Berquist Thomas
Insider trading activities of Courtot Philippe F
Insider trading activities of Philippe Courtot Family Trust
Insider trading activities of Rogers Kristi Marie
Insider trading activities of Bergeron Sandra E.

Table 1. Yearly summary of insider stock purchases, sales, and option exercises at Qualys, Inc. (QLYS).
Insider Buying Insider Sales Option Exercises
Year Shares Value Shares Value Shares Value
2025 0 $0 116,572 $15,869,953 58,000 $1,542,960
2024 5 $627 121,877 $18,198,095 82,911 $2,244,498
2023 0 $0 161,273 $22,542,327 122,000 $3,888,320
2022 0 $0 176,813 $23,571,401 127,544 $2,665,307
2021 0 $0 1,466,106 $175,632,108 112,500 $1,652,347
2020 0 $0 746,328 $73,012,738 668,650 $16,566,730
2019 0 $0 527,024 $44,867,572 487,700 $12,107,801
2018 0 $0 427,150 $34,972,448 353,333 $4,210,096
2017 0 $0 1,765,089 $79,896,898 1,873,961 $5,889,975
2016 0 $0 491,807 $16,680,282 265,432 $956,715
2015 50,000 $1,877,499 328,599 $14,721,622 55,500 $112,824
2014 0 $0 0 $0 32,285 $32,285

Table 2. Monthly summary of insider trading at Qualys, Inc. (QLYS).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2025-09 0 $0 512 $68,184 0 $0
2025-08 0 $0 20,193 $2,675,003 6,500 $166,140
2025-07 0 $0 22,028 $3,183,264 6,500 $166,140
2025-06 0 $0 16,538 $2,308,882 6,500 $166,140
2025-05 0 $0 14,043 $1,873,829 10,500 $328,860
2025-04 0 $0 9,171 $1,131,400 7,000 $178,920
2025-03 0 $0 8,541 $1,075,350 7,000 $178,920
2025-02 0 $0 16,029 $2,262,254 7,000 $178,920
2025-01 0 $0 9,517 $1,291,787 7,000 $178,920
2024-12 0 $0 16,887 $2,566,535 7,000 $178,920
2024-11 0 $0 19,622 $3,080,199 11,000 $341,640
2024-10 0 $0 8,973 $1,125,791 8,000 $204,480
2024-09 0 $0 8,946 $1,123,004 8,000 $204,480
2024-08 5 $627 8,946 $1,118,967 8,000 $204,480
2024-07 0 $0 8,973 $1,287,292 8,000 $204,480
2024-06 0 $0 16,796 $2,302,049 15,000 $383,400
2024-05 0 $0 4,258 $641,381 1,000 $25,560
2024-04 0 $0 7,389 $1,220,526 4,161 $122,223
2024-03 0 $0 6,273 $1,050,310 4,250 $124,945
2024-02 0 $0 6,680 $1,131,560 4,250 $124,945
2024-01 0 $0 8,134 $1,550,481 4,250 $124,945
2023-12 0 $0 8,063 $1,562,024 4,250 $124,945
2023-11 0 $0 17,902 $3,204,547 9,550 $260,413
2023-10 0 $0 6,600 $1,067,374 4,250 $124,945

Table 3. Detailed insider trading at Qualys, Inc. (QLYS)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2025-09-02 Berquist Thomas Sale 512 133.17 68,184
2025-08-27 Zangardi John A. Sale 3,103 134.94 418,721
2025-08-22 Zangardi John A. Sale 3,860 134.82 520,405
2025-08-22 Rogers Kristi Marie Sale 1,700 134.71 228,998
2025-08-20 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 525 132.75 69,693
2025-08-15 Pfeiffer Wendy Sale 200 129.72 25,944
2025-08-14 Thakar Sumedh S (CEO & PRESIDENT) Sale 8,500 130.10 1,105,875
2025-08-14 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 6,500 25.56 166,140
2025-08-13 Zangardi John A. Sale 1,287 132.03 169,918
2025-08-05 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 1,018 133.06 135,449
2025-07-21 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 541 140.33 75,920
2025-07-15 Pfeiffer Wendy Sale 200 139.45 27,889
2025-07-14 Thakar Sumedh S (CEO & PRESIDENT) Sale 8,500 138.13 1,174,113
2025-07-14 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 6,500 25.56 166,140
2025-07-07 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 787 148.80 117,102
2025-07-03 Thakar Sumedh S (CEO & PRESIDENT) Sale 12,000 149.02 1,788,240
2025-06-20 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 525 136.59 71,711
2025-06-16 Thakar Sumedh S (CEO & PRESIDENT) Sale 8,500 139.51 1,185,809
2025-06-16 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 6,500 25.56 166,140
2025-06-16 Hank Jeffrey P Sale 657 139.07 91,368
2025-06-13 Pfeiffer Wendy Sale 200 138.78 27,756
2025-06-13 Berquist Thomas Sale 656 138.78 91,039
2025-06-02 Thakar Sumedh S (CEO & PRESIDENT) Sale 6,000 140.20 841,199
2025-05-29 Thakar Sumedh S (CEO & PRESIDENT) Sale 8,500 136.34 1,158,890
2025-05-29 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 6,500 25.56 166,140
2025-05-20 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 525 137.79 72,340
2025-05-05 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 1,018 126.75 129,031
2025-05-05 Hank Jeffrey P Sale 4,000 128.39 513,568
2025-05-05 Hank Jeffrey P Option Ex 4,000 40.68 162,720
2025-04-21 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 540 118.50 63,988
2025-04-14 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,000 123.66 865,585
2025-04-14 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 7,000 25.56 178,920
2025-04-09 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 1,358 124.49 169,060
2025-04-08 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 111 120.01 13,321
2025-04-07 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 162 120.04 19,446
2025-03-20 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 524 129.66 67,940
2025-03-14 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,000 124.93 874,538
2025-03-14 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 7,000 25.56 178,920
2025-03-05 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 1,017 130.65 132,872
2025-02-14 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,000 142.55 997,836
2025-02-14 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 7,000 25.56 178,920
2025-02-13 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 4,542 140.08 636,238
2025-02-10 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 4,487 140.00 628,180
2025-01-21 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 882 138.98 122,579
2025-01-14 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,000 134.50 941,507
2025-01-14 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 7,000 25.56 178,920
2025-01-06 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 1,635 139.27 227,701
2024-12-16 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,000 148.00 1,035,972
2024-12-16 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 7,000 25.56 178,920
2024-12-05 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 1,332 157.50 209,791
2024-12-02 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 8,555 154.39 1,320,772
2024-11-15 Hank Jeffrey P Sale 4,000 146.93 587,712
2024-11-15 Hank Jeffrey P Option Ex 4,000 40.68 162,720
2024-11-14 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,000 150.29 1,052,002
2024-11-14 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 7,000 25.56 178,920
2024-11-06 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 1,480 165.00 244,200
2024-11-06 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,142 167.50 1,196,285
2024-10-21 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 1,339 123.89 165,892
2024-10-21 Posey Bruce K (CHIEF LEGAL OFFICER) Option Ex 1,000 25.56 25,560
2024-10-14 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,000 126.06 882,413
2024-10-14 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 7,000 25.56 178,920
2024-10-07 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 634 122.22 77,486
2024-09-20 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 1,330 123.19 163,846
2024-09-20 Posey Bruce K (CHIEF LEGAL OFFICER) Option Ex 1,000 25.56 25,560
2024-09-16 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,000 126.12 882,861
2024-09-16 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 7,000 25.56 178,920
2024-09-05 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 616 123.86 76,297
2024-08-20 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 1,330 123.38 164,100
2024-08-20 Posey Bruce K (CHIEF LEGAL OFFICER) Option Ex 1,000 25.56 25,560
2024-08-14 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,000 124.62 872,375
2024-08-14 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 7,000 25.56 178,920
2024-08-13 Zangardi John A. Buy 5 125.58 627
2024-08-05 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 616 133.92 82,492
2024-07-22 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 1,339 143.49 192,130
2024-07-22 Posey Bruce K (CHIEF LEGAL OFFICER) Option Ex 1,000 25.56 25,560
2024-07-15 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,000 143.36 1,003,541
2024-07-15 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 7,000 25.56 178,920
2024-07-05 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 634 144.51 91,621
2024-06-20 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 1,330 134.76 179,230
2024-06-20 Posey Bruce K (CHIEF LEGAL OFFICER) Option Ex 1,000 25.56 25,560
2024-06-14 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,000 136.56 955,934
2024-06-14 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 7,000 25.56 178,920
2024-06-10 Hank Jeffrey P Sale 850 135.45 115,132
2024-06-05 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 616 135.72 83,605
2024-06-03 Thakar Sumedh S (CEO & PRESIDENT) Sale 7,000 138.31 968,148
2024-06-03 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 7,000 25.56 178,920
2024-05-24 Pfeiffer Wendy Sale 2,000 145.80 291,600
2024-05-20 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 1,330 145.66 193,729
2024-05-20 Posey Bruce K (CHIEF LEGAL OFFICER) Option Ex 1,000 25.56 25,560
2024-05-06 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 928 168.16 156,052
2024-04-22 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 1,443 166.95 240,908
2024-04-22 Posey Bruce K (CHIEF LEGAL OFFICER) Option Ex 1,000 25.56 25,560
2024-04-15 Thakar Sumedh S (CEO & PRESIDENT) Sale 4,034 164.53 663,726
2024-04-15 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 3,161 30.58 96,663
2024-04-05 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 1,912 165.22 315,892
2024-03-20 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 1,430 165.17 236,188
2024-03-20 Posey Bruce K (CHIEF LEGAL OFFICER) Option Ex 1,000 25.56 25,560
2024-03-14 Thakar Sumedh S (CEO & PRESIDENT) Sale 4,120 168.51 694,252
2024-03-14 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 3,250 30.58 99,385
2024-03-05 Kim Joo Mi (CHIEF FINANCIAL OFFICER) Sale 723 165.80 119,870
2024-02-20 Posey Bruce K (CHIEF LEGAL OFFICER) Sale 1,430 163.75 234,165
2024-02-20 Posey Bruce K (CHIEF LEGAL OFFICER) Option Ex 1,000 25.56 25,560
2024-02-14 Thakar Sumedh S (CEO & PRESIDENT) Sale 4,120 170.39 701,994
2024-02-14 Thakar Sumedh S (CEO & PRESIDENT) Option Ex 3,250 30.58 99,385
2024-02-05 Kim Joo Mi (Chief Financial Officer) Sale 1,130 172.92 195,401
2024-01-22 Posey Bruce K (Chief Legal Officer) Sale 1,000 198.26 198,263
2024-01-22 Posey Bruce K (Chief Legal Officer) Option Ex 1,000 25.56 25,560
2024-01-16 Thakar Sumedh S (CEO & President) Sale 5,005 192.69 964,428
2024-01-16 Thakar Sumedh S (CEO & President) Option Ex 3,250 30.58 99,385
2024-01-05 Kim Joo Mi (Chief Financial Officer) Sale 2,129 182.15 387,790
2023-12-20 Posey Bruce K (Chief Legal Officer) Sale 1,000 204.07 204,066
2023-12-20 Posey Bruce K (Chief Legal Officer) Option Ex 1,000 25.56 25,560
2023-12-14 Thakar Sumedh S (CEO & President) Sale 5,004 194.55 973,543
2023-12-14 Thakar Sumedh S (CEO & President) Option Ex 3,250 30.58 99,385
2023-12-05 Kim Joo Mi (Chief Financial Officer) Sale 629 185.20 116,488
2023-12-04 Pfeiffer Wendy (Director) Sale 1,430 187.36 267,927
2023-11-28 Kim Joo Mi (Chief Financial Officer) Sale 1,598 180.42 288,307
2023-11-27 Kim Joo Mi (Chief Financial Officer) Sale 5,000 181.05 905,245
2023-11-27 Posey Bruce K (Chief Legal Officer) Sale 6,300 180.52 1,137,257
2023-11-27 Posey Bruce K (Chief Legal Officer) Option Ex 6,300 25.56 161,028
2023-11-14 Thakar Sumedh S (CEO & President) Sale 5,004 174.61 873,738
2023-11-14 Thakar Sumedh S (CEO & President) Option Ex 3,250 30.58 99,385
2023-10-20 Posey Bruce K (Chief Legal Officer) Sale 1,595 158.30 252,490
2023-10-20 Posey Bruce K (Chief Legal Officer) Option Ex 1,000 25.56 25,560
2023-10-16 Thakar Sumedh S (CEO & President) Sale 5,005 162.81 814,884
2023-10-16 Thakar Sumedh S (CEO & President) Option Ex 3,250 30.58 99,385
2023-09-20 Posey Bruce K (Chief Legal Officer) Sale 1,579 152.73 241,154
2023-09-20 Posey Bruce K (Chief Legal Officer) Option Ex 1,000 25.56 25,560
2023-09-14 Thakar Sumedh S (CEO & President) Sale 5,003 152.81 764,483
2023-09-14 Thakar Sumedh S (CEO & President) Option Ex 3,250 30.58 99,385
2023-08-21 Posey Bruce K (Chief Legal Officer) Sale 1,578 145.97 230,342
2023-08-21 Posey Bruce K (Chief Legal Officer) Option Ex 1,000 25.56 25,560
2023-08-14 Thakar Sumedh S (CEO & President) Sale 5,003 151.64 758,634
2023-08-14 Thakar Sumedh S (CEO & President) Option Ex 3,250 30.58 99,385
2023-08-04 Thakar Sumedh S (CEO & President) Sale 4,168 148.66 619,619
2023-08-04 Thakar Sumedh S (CEO & President) Option Ex 4,168 37.28 155,383
2023-08-01 Thakar Sumedh S (CEO & President) Sale 3,467 140.07 485,622
2023-08-01 Thakar Sumedh S (CEO & President) Option Ex 3,467 37.28 129,249
2023-07-27 Thakar Sumedh S (CEO & President) Sale 700 140.32 98,222
2023-07-27 Thakar Sumedh S (CEO & President) Option Ex 700 37.28 26,096
2023-07-25 Thakar Sumedh S (CEO & President) Sale 8,333 135.22 1,126,763
2023-07-25 Thakar Sumedh S (CEO & President) Option Ex 8,333 37.28 310,654
2023-07-20 Posey Bruce K (Chief Legal Officer) Sale 1,597 131.22 209,556
2023-07-20 Posey Bruce K (Chief Legal Officer) Option Ex 1,000 25.56 25,560
2023-07-14 Thakar Sumedh S (CEO & President) Sale 5,005 130.00 650,655
2023-07-14 Thakar Sumedh S (CEO & President) Option Ex 3,250 30.58 99,385
2023-06-20 Posey Bruce K (Chief Legal Officer) Sale 1,577 129.60 204,387
2023-06-20 Posey Bruce K (Chief Legal Officer) Option Ex 1,000 25.56 25,560
2023-06-14 Thakar Sumedh S (CEO & President) Sale 10,010 129.32 1,294,502
2023-06-14 Thakar Sumedh S (CEO & President) Option Ex 6,500 30.58 198,770

Insider trading activities including stock purchases, stock sales, and option exercises of QLYS listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Qualys, Inc. (symbol QLYS, CIK number 1107843) see the Securities and Exchange Commission (SEC) website.



©2023, insider-monitor.com. All rights reserved.