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GLAUKOS Corp

GKOS Net selling

CIK 0001192448 #891 in the set updated 17 Sep 2026

Bought (120 mo)

$50.06K

out of their own pocket, the only kind of buying there is

Sold (120 mo)

$409.43M

$2.76M on a plan · $189.37M straight out of an exercise

Sold at will

$217.31M

116 of 351 sales

Net

−$409.38M

−$217.26M against sales at will

By person

16 insiders · 368 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Burns Thomas William

CHAIRMAN & CEO

—

$99.00M (65) scheduled

−$99.00M

1,210,560

2.05%

$220.93M

+436.0%

ORBIMED ADVISORS LLC entity

Director

—

$81.55M (40)

−$81.55M

0.0000%

$0.00

−100.0%

SILVERSTEIN JONATHAN

Director

—

$81.55M (40)

−$81.55M

0.0000%

$0.00

−100.0%

Gilliam Joseph E

PRESIDENT & COO

$50.06K (1)

$54.75M (76) scheduled

−$54.70M

72,588

0.1231%

$13.25M

—

Kliman Gilbert H

Director

—

$38.31M (17)

−$38.31M

37,406

0.0634%

$6.83M

−98.8%

Calcaterra Chris M.

Chief Operating Officer

—

$17.60M (21) scheduled

−$17.60M

181,594

0.3079%

$33.14M

−24.3%

Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

—

$10.97M (38) scheduled

−$10.97M

43,906

0.0744%

$8.01M

−8.7%

LINK WILLIAM J PHD

Director

—

$6.80M (6)

−$6.80M

58,300

0.0988%

$10.64M

−50.5%

Stapley Marc

Director

—

$5.20M (17) scheduled

−$5.20M

39,327

0.0667%

$7.18M

—

WEISNER AIMEE S

Director

—

$4.76M (5) scheduled

−$4.76M

50,189

0.0851%

$9.16M

+1,573%

Navratil Tomas

CHIEF DEVELOPMENT OFFICER

—

$4.13M (18)

−$4.13M

73,890

0.1253%

$13.48M

+95.1%

Foley Mark J

Director

—

$2.92M (2) scheduled

−$2.92M

60,267

0.1022%

$11.00M

—

HARRISON RICHARD L

CFO & Treasurer

—

$1.56M (4) scheduled

−$1.56M

1,388

0.0024%

$253.31K

0.0%

WEN LEANA

Director

—

$331.70K (2)

−$331.70K

21,092

0.0358%

$3.85M

—

Hoffmeister David F

Director

—

49,549

0.0840%

$9.04M

—

Torres Denice

Director

—

24,212

0.0410%

$4.42M

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

Hoffmeister David F

26 May 2026

Director

Exercised, kept

15,000

$24.69

$370.35K

Burns Thomas William

9 Feb 2026

CHAIRMAN & CEO

Exercised, kept

166,000

$30.92

$5.13M

Hoffmeister David F

11 Jun 2025

Director

Exercised, kept

25,000

$32.00

$800.00K

Hoffmeister David F

10 Apr 2024

Director

Exercised, kept

10,000

$7.28

$72.75K

WEISNER AIMEE S

8 Mar 2023

Director

Exercised, kept

10,000

$7.28

$72.75K

Burns Thomas William

6 Aug 2021

Chief Executive Officer

Exercised, kept

20,000

$7.28

$145.50K

Burns Thomas William

6 Aug 2021

Chief Executive Officer

Exercised, kept

266,880

$4.23

$1.13M

Burns Thomas William

28 Feb 2020

Chief Executive Officer

Exercised, kept

3,034

$34.88

$105.83K

Burns Thomas William

28 Feb 2020

Chief Executive Officer

Exercised, kept

40,682

$10.11

$411.30K

Burns Thomas William

28 Feb 2020

Chief Executive Officer

Exercised, kept

80,000

$3.98

$318.00K

Burns Thomas William

28 Feb 2020

Chief Executive Officer

Exercised, kept

88,880

$3.98

$353.30K

Burns Thomas William

20 Dec 2019

Chief Executive Officer

Exercised, kept

10,000

$3.98

$39.75K

Burns Thomas William

9 Dec 2019

Chief Executive Officer

Exercised, kept

3,583

$3.70

$13.26K

Showing 250 of 368 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 450

Amendments (4/A) skipped 14

Filings about a different issuer 0

Unreadable filings 0

Joint filings 5

Sales on a Rule 10b5-1 plan 44

Sales straight out of an exercise 191

Sales at will 116

Transactions with no price 0

Shares from compensation/vesting 8,075,535

Sales filed before the plan box existed 102

History held since 20 Oct 2016