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QUALYS, INC.

QLYS Net selling
CIK 0001107843 #1186 in the set updated 17 Sep 2026
Bought (120 mo)
$627.90
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$513.78M
$32.95M on a plan · $254.67M straight out of an exercise
Sold at will
$226.16M
301 of 1256 sales
Net
−$513.78M
−$226.16M against sales at will

By person

22 insiders · 1,262 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
COURTOT PHILIPPE F
Director
—
$155.74M (166) scheduled
−$155.74M
5,156,645
14.91%
$900.92M
+1.9%
Philippe Courtot Family Trust entity
10% owner
—
$153.30M (63)
−$153.30M
3,850,339
11.13%
$672.69M
−25.0%
Thakar Sumedh S
CEO & PRESIDENT
—
$102.80M (424) scheduled
−$102.80M
180,338
0.5213%
$31.51M
+267.8%
POSEY BRUCE K
CHIEF LEGAL OFFICER
—
$32.36M (286) scheduled
−$32.36M
59,554
0.1721%
$10.40M
+318.2%
BERGERON SANDRA E.
Director
—
$13.09M (15)
−$13.09M
27,904
0.0807%
$4.88M
−83.5%
Kim Joo Mi
CHIEF FINANCIAL OFFICER
—
$12.17M (121) scheduled
−$12.17M
74,713
0.2160%
$13.05M
+9,310%
DIXON DONALD R
Director
—
$10.79M (17)
−$10.79M
90,495
0.2616%
$15.81M
−68.2%
Hank Jeffrey P
Director
—
$9.11M (43) scheduled
−$9.11M
15,576
0.0450%
$2.72M
+121.1%
PACE PETER
Director
—
$8.52M (12) scheduled
−$8.52M
17,118
0.0495%
$2.99M
−63.6%
Rogers Kristi Marie
Director
—
$6.26M (8) scheduled
−$6.26M
11,224
0.0324%
$1.96M
+59.3%
Deeba Amer
VP Corp Dev & Strat Alliances
—
$3.33M (39) scheduled
−$3.33M
31,867
0.0921%
$5.57M
−45.3%
Fisher Melissa B
Chief Financial Officer
—
$2.41M (34) scheduled
−$2.41M
171,633
0.4961%
$29.99M
+513.3%
Zangardi John A.
Director
$627.90 (1)
$1.11M (3)
−$1.11M
6,704
0.0194%
$1.17M
—
Headley Todd P
Director
—
$968.16K (3)
−$968.16K
7,302
0.0211%
$1.28M
−51.4%
Pfeiffer Wendy
Director
—
$918.18K (11) scheduled
−$918.18K
11,710
0.0338%
$2.05M
—
Peters Allan
Chief Revenue Officer
—
$538.67K (5)
−$538.67K
44,854
0.1297%
$7.84M
+53.5%
Berquist Thomas
Director
—
$352.74K (6) scheduled
−$352.74K
6,270
0.0181%
$1.10M
—
Paul Saikat
Chief Accounting Officer
—
—
—
10,326
0.0298%
$1.80M
+55.9%
Hatter Patricia
Director
—
—
—
7,239
0.0209%
$1.26M
—
Berutti William
Director
—
—
—
6,561
0.0190%
$1.15M
—
Brooks Bradford L.
Director
—
—
—
5,826
0.0168%
$1.02M
—
Ream Jason
Director
—
—
—
4,664
0.0135%
$814.85K
—

Individual transactions

44
Insider
Date
Role
Action
Shares
Price
Amount
Thakar Sumedh S
15 Dec 2025
CEO & PRESIDENT
Sold after exercise
600
$151.94
$91.17K
Thakar Sumedh S
15 Dec 2025
CEO & PRESIDENT
Sold after exercise
200
$150.11
$30.02K
Thakar Sumedh S
15 Dec 2025
CEO & PRESIDENT
Sold after exercise
357
$149.54
$53.39K
Thakar Sumedh S
15 Dec 2025
CEO & PRESIDENT
Sold after exercise
1,243
$148.33
$184.37K
Thakar Sumedh S
15 Dec 2025
CEO & PRESIDENT
Sold after exercise
1,400
$147.16
$206.03K
Thakar Sumedh S
15 Dec 2025
CEO & PRESIDENT
Sold after exercise
2,100
$146.33
$307.30K
Thakar Sumedh S
15 Dec 2025
CEO & PRESIDENT
Sold after exercise
2,600
$145.49
$378.28K
Thakar Sumedh S
14 Nov 2025
CEO & PRESIDENT
Sold after exercise
300
$143.80
$43.14K
Thakar Sumedh S
14 Nov 2025
CEO & PRESIDENT
Sold after exercise
5,117
$143.18
$732.68K
Thakar Sumedh S
14 Nov 2025
CEO & PRESIDENT
Sold after exercise
1,661
$142.15
$236.10K
Thakar Sumedh S
14 Nov 2025
CEO & PRESIDENT
Sold after exercise
1,422
$141.24
$200.85K
Thakar Sumedh S
14 Oct 2025
CEO & PRESIDENT
Sold after exercise
3,957
$127.27
$503.60K
Thakar Sumedh S
14 Oct 2025
CEO & PRESIDENT
Sold after exercise
4,543
$126.44
$574.41K
Thakar Sumedh S
15 Sep 2025
CEO & PRESIDENT
Sold after exercise
2,699
$133.07
$359.16K
Thakar Sumedh S
15 Sep 2025
CEO & PRESIDENT
Sold after exercise
5,801
$132.22
$767.02K
Thakar Sumedh S
14 Aug 2025
CEO & PRESIDENT
Sold after exercise
2,778
$130.54
$362.63K
Thakar Sumedh S
14 Aug 2025
CEO & PRESIDENT
Sold after exercise
5,722
$129.67
$741.97K
Thakar Sumedh S
14 Jul 2025
CEO & PRESIDENT
Sold after exercise
326
$139.50
$45.48K
Thakar Sumedh S
14 Jul 2025
CEO & PRESIDENT
Sold after exercise
4,774
$138.81
$662.67K
Thakar Sumedh S
14 Jul 2025
CEO & PRESIDENT
Sold after exercise
3,000
$137.92
$413.75K
Thakar Sumedh S
14 Jul 2025
CEO & PRESIDENT
Sold after exercise
400
$136.29
$54.52K
Thakar Sumedh S
16 Jun 2025
CEO & PRESIDENT
Sold after exercise
1,900
$140.46
$266.88K
Thakar Sumedh S
16 Jun 2025
CEO & PRESIDENT
Sold after exercise
4,700
$139.40
$655.17K
Thakar Sumedh S
16 Jun 2025
CEO & PRESIDENT
Sold after exercise
1,900
$138.66
$263.46K
Thakar Sumedh S
29 May 2025
CEO & PRESIDENT
Sold after exercise
1,884
$137.11
$258.31K
Thakar Sumedh S
29 May 2025
CEO & PRESIDENT
Sold after exercise
4,014
$136.50
$547.89K
Thakar Sumedh S
29 May 2025
CEO & PRESIDENT
Sold after exercise
2,602
$135.42
$352.36K
Hank Jeffrey P
5 May 2025
Director
Sold after exercise
2,357
$129.40
$304.99K
Hank Jeffrey P
5 May 2025
Director
Sold after exercise
1,243
$128.61
$159.86K
Hank Jeffrey P
5 May 2025
Director
Sold after exercise
400
$127.17
$50.87K
Thakar Sumedh S
14 Apr 2025
CEO & PRESIDENT
Sold after exercise
3,337
$124.62
$415.84K
Thakar Sumedh S
14 Apr 2025
CEO & PRESIDENT
Sold after exercise
1,500
$123.73
$185.59K
Thakar Sumedh S
14 Apr 2025
CEO & PRESIDENT
Sold after exercise
2,163
$122.62
$265.23K
Thakar Sumedh S
14 Mar 2025
CEO & PRESIDENT
Sold after exercise
1,286
$126.24
$162.35K
Thakar Sumedh S
14 Mar 2025
CEO & PRESIDENT
Sold after exercise
3,290
$125.68
$413.48K
Thakar Sumedh S
14 Mar 2025
CEO & PRESIDENT
Sold after exercise
1,324
$124.32
$164.60K
Thakar Sumedh S
14 Mar 2025
CEO & PRESIDENT
Sold after exercise
1,100
$123.49
$135.84K
Thakar Sumedh S
14 Feb 2025
CEO & PRESIDENT
Sold after exercise
65
$143.66
$9.34K
Thakar Sumedh S
14 Feb 2025
CEO & PRESIDENT
Sold after exercise
2,195
$143.07
$314.04K
Thakar Sumedh S
14 Feb 2025
CEO & PRESIDENT
Sold after exercise
2,350
$142.08
$333.88K
Thakar Sumedh S
14 Feb 2025
CEO & PRESIDENT
Sold after exercise
2,390
$141.38
$337.90K
Thakar Sumedh S
14 Jan 2025
CEO & PRESIDENT
Sold after exercise
1,864
$135.42
$252.43K
Thakar Sumedh S
14 Jan 2025
CEO & PRESIDENT
Sold after exercise
3,125
$134.54
$420.44K
Thakar Sumedh S
14 Jan 2025
CEO & PRESIDENT
Sold after exercise
2,011
$133.54
$268.55K
Showing 250 of 1,262 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 754
Amendments (4/A) skipped 16
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 264
Sales straight out of an exercise 691
Sales at will 301
Transactions with no price 0
Shares from compensation/vesting 8,216,232
Sales filed before the plan box existed 295
History held since 30 Aug 2016