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GLAUKOS Corp

GKOS Net selling

CIK 0001192448 #891 in the set updated 21 Sep 2026

Bought (120 mo)

$50.06K

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

Sold (120 mo)

$409.68M

$3.01M on a plan · $189.37M straight out of an exercise

Sold at will

$217.31M

116 of 358 sales

Net

−$409.63M

−$217.26M against sales at will

By person

16 insiders · 375 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%

$208.22M

+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%

$12.49M

—

Kliman Gilbert H

Director

—

$38.31M (17)

−$38.31M

37,406

0.0634%

$6.43M

−98.8%

Calcaterra Chris M.

Chief Operating Officer

—

$17.60M (21) scheduled

−$17.60M

181,594

0.3079%

$31.23M

−24.3%

Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICER

—

$10.97M (38) scheduled

−$10.97M

43,906

0.0744%

$7.55M

−8.7%

LINK WILLIAM J PHD

Director

—

$6.80M (6)

−$6.80M

58,300

0.0988%

$10.03M

−50.5%

Stapley Marc

Director

—

$5.20M (17) scheduled

−$5.20M

39,327

0.0667%

$6.76M

—

WEISNER AIMEE S

Director

—

$4.76M (5) scheduled

−$4.76M

50,189

0.0851%

$8.63M

+1,573%

Navratil Tomas

CHIEF DEVELOPMENT OFFICER

—

$4.37M (25)

−$4.37M

72,433

0.1228%

$12.46M

+91.3%

Foley Mark J

Director

—

$2.92M (2) scheduled

−$2.92M

60,267

0.1022%

$10.37M

—

HARRISON RICHARD L

CFO & Treasurer

—

$1.56M (4) scheduled

−$1.56M

1,388

0.0024%

$238.74K

0.0%

WEN LEANA

Director

—

$331.70K (2)

−$331.70K

21,092

0.0358%

$3.63M

—

Hoffmeister David F

Director

—

49,549

0.0840%

$8.52M

—

Torres Denice

Director

—

24,212

0.0410%

$4.16M

—

Individual transactions

Nothing of that kind in this period.

What was left out

Form 4 filings counted 451

Amendments (4/A) skipped 14

Filings about a different issuer 0

Unreadable filings 0

Joint filings 5

Sales on a Rule 10b5-1 plan 51

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