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GLAUKOS Corp

GKOS Net selling
CIK 0001192448 #891 in the set updated 21 Sep 2026
Bought (12 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$68.85M
$1.36M on a plan · $60.03M straight out of an exercise
Sold at will
$7.47M
10 of 57 sales
Net
−$68.85M
−$7.47M against sales at will

By person

11 insiders · 59 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Burns Thomas William
CHAIRMAN & CEO
—
$31.63M (2) scheduled
−$31.63M
1,210,560
2.05%
$208.22M
+22.8%
Gilliam Joseph E
PRESIDENT & COO
—
$17.24M (9) scheduled
−$17.24M
72,588
0.1231%
$12.49M
−29.2%
Thurman Alex R.
SVP & CHIEF FINANCIAL OFFICER
—
$10.18M (9) scheduled
−$10.18M
43,906
0.0744%
$7.55M
−16.2%
Navratil Tomas
CHIEF DEVELOPMENT OFFICER
—
$3.42M (22)
−$3.42M
72,433
0.1228%
$12.46M
−5.6%
Kliman Gilbert H
Director
—
$2.39M (4) scheduled
−$2.39M
37,406
0.0634%
$6.43M
+15.7%
Stapley Marc
Director
—
$1.92M (5) scheduled
−$1.92M
39,327
0.0667%
$6.76M
+15.4%
WEISNER AIMEE S
Director
—
$1.76M (4) scheduled
−$1.76M
50,189
0.0851%
$8.63M
+11.2%
WEN LEANA
Director
—
$331.70K (2)
−$331.70K
21,092
0.0358%
$3.63M
+15.6%
Foley Mark J
Director
—
—
—
60,267
0.1022%
$10.37M
+72.5%
Hoffmeister David F
Director
—
—
—
49,549
0.0840%
$8.52M
+1,065%
Torres Denice
Director
—
—
—
24,212
0.0410%
$4.16M
+26.5%

Individual transactions

20
Insider
Date
Role
Action
Shares
Price
Amount
Navratil Tomas
16 Sep 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
4
$172.00
$688.00
Navratil Tomas
16 Sep 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
234
$170.95
$40.00K
Navratil Tomas
16 Sep 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
120
$168.38
$20.21K
Navratil Tomas
16 Sep 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
460
$167.32
$76.97K
Navratil Tomas
16 Sep 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
191
$166.20
$31.74K
Navratil Tomas
16 Sep 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
345
$164.60
$56.79K
Navratil Tomas
16 Sep 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
103
$163.20
$16.81K
Navratil Tomas
1 Jul 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
716
$139.06
$99.57K
Navratil Tomas
16 Jun 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
1,537
$130.68
$200.86K
Navratil Tomas
10 Apr 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
32
$120.23
$3.85K
Navratil Tomas
10 Apr 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
614
$119.35
$73.28K
Navratil Tomas
10 Apr 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
210
$117.45
$24.66K
Navratil Tomas
10 Apr 2026
CHIEF DEVELOPMENT OFFICER
Sold on a plan
1,237
$116.72
$144.38K
Thurman Alex R.
25 Mar 2026
SVP & CHIEF FINANCIAL OFFICER
Sold on a plan
2,511
$106.46
$267.32K
Thurman Alex R.
24 Mar 2026
SVP & CHIEF FINANCIAL OFFICER
Sold on a plan
1,521
$105.24
$160.07K
Thurman Alex R.
17 Mar 2026
SVP & CHIEF FINANCIAL OFFICER
Sold on a plan
625
$99.15
$61.97K
Thurman Alex R.
25 Nov 2025
SVP & CHIEF FINANCIAL OFFICER
Sold on a plan
315
$105.00
$33.08K
Navratil Tomas
22 Sep 2025
CHIEF DEVELOPMENT OFFICER
Sold on a plan
276
$84.70
$23.38K
Navratil Tomas
22 Sep 2025
CHIEF DEVELOPMENT OFFICER
Sold on a plan
218
$83.76
$18.26K
Navratil Tomas
22 Sep 2025
CHIEF DEVELOPMENT OFFICER
Sold on a plan
23
$82.79
$1.90K
Show all 59 transactions →

What was left out

Form 4 filings counted 81
Amendments (4/A) skipped 7
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 20
Sales straight out of an exercise 27
Sales at will 10
Transactions with no price 0
Shares from compensation/vesting 1,327,400
History held since 20 Oct 2016