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GLAUKOS Corp

GKOS Net selling
CIK 0001192448 #891 in the set updated 21 Sep 2026
Bought (1 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (1 mo)
$2.73M
$243.20K on a plan · $0.00 straight out of an exercise
Sold at will
$2.48M
3 of 10 sales
Net
−$2.73M
−$2.48M against sales at will

By person

11 insiders · 10 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Navratil Tomas
CHIEF DEVELOPMENT OFFICER
—
$2.73M (10)
−$2.73M
72,433
0.1228%
$12.46M
−5.6%
Burns Thomas William
CHAIRMAN & CEO
—
—
—
1,210,560
2.05%
$208.22M
+22.8%
Gilliam Joseph E
PRESIDENT & COO
—
—
—
72,588
0.1231%
$12.49M
−29.2%
Foley Mark J
Director
—
—
—
60,267
0.1022%
$10.37M
+72.5%
WEISNER AIMEE S
Director
—
—
—
50,189
0.0851%
$8.63M
+11.2%
Hoffmeister David F
Director
—
—
—
49,549
0.0840%
$8.52M
+1,065%
Thurman Alex R.
SVP & CHIEF FINANCIAL OFFICER
—
—
—
43,906
0.0744%
$7.55M
−16.2%
Stapley Marc
Director
—
—
—
39,327
0.0667%
$6.76M
+15.4%
Kliman Gilbert H
Director
—
—
—
37,406
0.0634%
$6.43M
+15.7%
Torres Denice
Director
—
—
—
24,212
0.0410%
$4.16M
+26.5%
WEN LEANA
Director
—
—
—
21,092
0.0358%
$3.63M
+15.6%

Individual transactions

10
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
28 Aug 2026
CHIEF DEVELOPMENT OFFICER
Sell
10
$182.50
$1.83K
Navratil Tomas
28 Aug 2026
CHIEF DEVELOPMENT OFFICER
Sell
6,091
$181.19
$1.10M
Navratil Tomas
28 Aug 2026
CHIEF DEVELOPMENT OFFICER
Sell
7,643
$180.25
$1.38M

What was left out

Form 4 filings counted 2
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 7
Sales straight out of an exercise 0
Sales at will 3
Transactions with no price 0
Shares from compensation/vesting 0
History held since 20 Oct 2016