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Qualys, Inc. - QLYS
Officers
Directors
Officer & Directors
10 Percent
All
All Sectors
Services
Business Services
Prepackaged Software
Include option trades
Include indirect trades
Latest data: 9/14/2026 10:02:20 PM
EDGAR CIK
0001107843
1 Month
3 Month
6 Month
1 Year
2 Years
Buy Breakdown
Total $0
No buy transactions for this time period.
Sell Breakdown
Total $19,474,043
Monthly Totals
Transaction
Filed
Name
Type
Shares @ Price
Value
Balance change
Ownership
09/02/2026
10b5-1
09/03/2026
Berquist Thomas
Director
Sell
-511 @ $175.27
($89,562.97)
6,270
(-7.54%)
Direct
09/02/2026
10b5-1
09/03/2026
Kim Joo Mi
CHIEF FINANCIAL OFFICER
CFO
Sell
-1,030 @ $169.62
($174,712.29)
74,713
(-1.36%)
Direct
08/20/2026
10b5-1
08/21/2026
Pfeiffer Wendy
Director
Sell
-500 @ $185.00
($92,500.00)
11,710
(-4.10%)
Direct
08/20/2026
10b5-1
08/21/2026
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-866 @ $184.23
($159,544.16)
59,554
(-1.43%)
Direct
08/14/2026
10b5-1
08/17/2026
Thakar Sumedh S
CEO & PRESIDENT
CEO
Director
Sell
-3,200 @ $188.97
($604,708.41)
183,538
(-1.71%)
Direct
08/03/2026
10b5-1
08/04/2026
Kim Joo Mi
CHIEF FINANCIAL OFFICER
CFO
Sell
-1,627 @ $153.04
($248,994.78)
75,743
(-2.10%)
Direct
07/20/2026
10b5-1
07/21/2026
Pfeiffer Wendy
Director
Sell
-500 @ $158.19
($79,095.00)
12,210
(-3.93%)
Direct
07/20/2026
10b5-1
07/21/2026
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-882 @ $158.17
($139,508.44)
62,689
(-1.39%)
Direct
07/14/2026
10b5-1
07/15/2026
Thakar Sumedh S
CEO & PRESIDENT
CEO
Director
Sell
-3,200 @ $160.50
($513,610.80)
193,486
(-1.63%)
Direct
07/06/2026
10b5-1
07/06/2026
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-1,000 @ $155.00
($155,000.00)
63,571
(-1.55%)
Direct
07/02/2026
10b5-1
07/06/2026
Kim Joo Mi
CHIEF FINANCIAL OFFICER
CFO
Sell
-965 @ $143.44
($138,419.60)
81,215
(-1.17%)
Direct
06/30/2026
10b5-1
07/01/2026
Thakar Sumedh S
CEO & PRESIDENT
CEO
Director
Sell
-30,000 @ $135.00
($4,050,000.00)
196,686
(-13.23%)
Direct
06/29/2026
10b5-1
06/30/2026
Thakar Sumedh S
CEO & PRESIDENT
CEO
Director
Sell
-10,000 @ $126.75
($1,267,537.55)
226,686
(-4.23%)
Direct
06/26/2026
10b5-1
06/29/2026
Thakar Sumedh S
CEO & PRESIDENT
CEO
Director
Sell
-10,000 @ $120.48
($1,204,814.24)
236,686
(-4.05%)
Direct
06/22/2026
10b5-1
06/23/2026
Pfeiffer Wendy
Director
Sell
-500 @ $110.55
($55,275.00)
12,710
(-3.79%)
Direct
06/22/2026
10b5-1
06/23/2026
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-865 @ $109.44
($94,668.46)
64,571
(-1.32%)
Direct
06/15/2026
10b5-1
06/16/2026
Thakar Sumedh S
CEO & PRESIDENT
CEO
Director
Sell
-3,200 @ $114.80
($367,369.10)
246,686
(-1.28%)
Direct
06/12/2026
10b5-1
06/15/2026
Berquist Thomas
Director
Sell
-939 @ $110.75
($103,994.25)
6,781
(-12.16%)
Direct
06/12/2026
10b5-1
06/15/2026
Hank Jeffrey P
Director
Sell
-470 @ $110.75
($52,052.50)
15,576
(-2.93%)
Direct
06/11/2026
10b5-1
06/15/2026
Hank Jeffrey P
Director
Sell
-470 @ $108.88
($51,173.60)
16,046
(-2.85%)
Direct
06/02/2026
10b5-1
06/03/2026
Kim Joo Mi
CHIEF FINANCIAL OFFICER
CFO
Sell
-1,031 @ $111.67
($115,128.38)
82,180
(-1.24%)
Direct
06/01/2026
10b5-1
06/02/2026
Thakar Sumedh S
CEO & PRESIDENT
CEO
Director
Sell
-13,200 @ $114.73
($1,514,407.18)
249,886
(-5.02%)
Direct
05/22/2026
10b5-1
05/26/2026
Pfeiffer Wendy
Director
Sell
-500 @ $101.21
($50,605.00)
10,582
(-4.51%)
Direct
05/20/2026
10b5-1
05/21/2026
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-865 @ $100.43
($86,875.67)
65,436
(-1.30%)
Direct
05/19/2026
10b5-1
05/21/2026
Kim Joo Mi
CHIEF FINANCIAL OFFICER
CFO
Sell
-1,627 @ $100.17
($162,975.94)
83,211
(-1.92%)
Direct
05/19/2026
10b5-1
05/21/2026
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-2,384 @ $100.18
($238,834.56)
66,301
(-3.47%)
Direct
03/13/2026
10b5-1
03/16/2026
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-65 @ $100.09
($6,506.08)
70,955
(-0.09%)
Direct
03/05/2026
10b5-1
03/06/2026
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-100 @ $100.18
($10,018.35)
71,020
(-0.14%)
Direct
02/20/2026
10b5-1
02/24/2026
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-481 @ $103.85
($49,949.54)
71,120
(-0.67%)
Direct
02/04/2026
10b5-1
02/06/2026
Kim Joo Mi
CHIEF FINANCIAL OFFICER
CFO
Sell
-6,799 @ $128.46
($873,369.30)
88,489
(-7.14%)
Direct
02/02/2026
10b5-1
02/03/2026
Kim Joo Mi
CHIEF FINANCIAL OFFICER
CFO
Sell
-3,414 @ $135.63
($463,024.11)
88,489
(-3.71%)
Direct
01/20/2026
10b5-1
01/22/2026
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-1,101 @ $132.34
($145,708.02)
68,598
(-1.58%)
Direct
01/14/2026
10b5-1
01/16/2026
Thakar Sumedh S
CEO & PRESIDENT
CEO
Director
Sell
-5,000 @ $133.76
($668,817.04)
247,800
(-1.98%)
Direct
01/02/2026
10b5-1
01/05/2026
Kim Joo Mi
CHIEF FINANCIAL OFFICER
CFO
Sell
-4,753 @ $130.77
($621,539.91)
94,672
(-4.78%)
Direct
12/22/2025
10b5-1
12/23/2025
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-1,077 @ $142.46
($153,426.82)
69,699
(-1.52%)
Direct
12/09/2025
10b5-1
12/10/2025
Kim Joo Mi
CHIEF FINANCIAL OFFICER
CFO
Sell
-8,649 @ $149.81
($1,295,705.26)
99,425
(-8.00%)
Direct
12/04/2025
10b5-1
12/05/2025
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-1,000 @ $150.00
($150,000.00)
70,776
(-1.39%)
Direct
12/03/2025
10b5-1
12/05/2025
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-3,077 @ $145.99
($449,218.55)
71,776
(-4.11%)
Direct
12/02/2025
10b5-1
12/03/2025
Kim Joo Mi
CHIEF FINANCIAL OFFICER
CFO
Sell
-7,506 @ $146.59
($1,100,307.06)
108,074
(-6.49%)
Direct
11/21/2025
10b5-1
11/24/2025
Kim Joo Mi
CHIEF FINANCIAL OFFICER
CFO
Sell
-7,694 @ $141.95
($1,092,192.32)
115,580
(-6.24%)
Direct
11/12/2025
10b5-1
11/13/2025
Thakar Sumedh S
CEO & PRESIDENT
CEO
Director
Sell
-2,200 @ $155.04
($341,093.94)
256,800
(-0.85%)
Direct
10/20/2025
10b5-1
10/21/2025
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-540 @ $127.12
($68,646.02)
56,775
(-0.94%)
Direct
10/06/2025
10b5-1
10/07/2025
Kim Joo Mi
CHIEF FINANCIAL OFFICER
CFO
Sell
-787 @ $129.17
($101,656.45)
92,864
(-0.84%)
Direct
09/22/2025
10b5-1
09/23/2025
Posey Bruce K
CHIEF LEGAL OFFICER
Officer
Sell
-525 @ $136.18
($71,496.75)
57,315
(-0.91%)
Direct