Form 4 Tracker
GLAUKOS Corp
GKOS

70 insider filings · Latest: Oct 5, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Mar 25, 2026Mar 25 1:46 PMThurman Alex R.
Proposed Sale
2,511$106.46$267.3K—

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Mar 24, 2026Mar 24 1:50 PMThurman Alex R.
Proposed Sale
1,521$105.24$160.1K—

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Mar 16, 2026Mar 19 8:10 PMTomas NavratilCHIEF DEVELOPMENT OFFICER
Sale
1,031$98.04$101.1K73,631(D)

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Mar 17, 2026Mar 19 8:10 PMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Sale
625$99.15$62.0K49,249(D)

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Mar 17, 2026Mar 17 2:44 PMThurman Alex R.
Proposed Sale
625$99.15$62.0K—

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Mar 16, 2026Mar 16 4:02 PMNavratil Tomas
Proposed Sale
1,031$97.99$101.0K—

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Feb 19, 2026Feb 23 10:24 PMAimee S WeisnerDirector
Sale
15,000$117.38$1.8M18,806(D)

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Feb 19, 2026Feb 19 3:30 PMWEISNER AIMEE S
Proposed Sale
15,000$119.47$1.8M—

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Jan 22, 2026Jan 27 2:21 AMMarc StapleyDirector
Sale
15,000$127.71$1.9M37,449(D)

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Jan 22, 2026Jan 27 2:05 AMJoseph E GilliamPRESIDENT & COO
Sale
10,498$127.68$1.3M92,366(D)

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Jan 21, 2026Jan 24 1:42 AMJoseph E GilliamPRESIDENT & COO
Sale
4,502$124.65$561.2K92,366(D)

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Jan 22, 2026Jan 22 9:27 PMGilliam Joseph E
Proposed Sale
10,498$127.68$1.3M—

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Jan 22, 2026Jan 22 9:21 PMStapley Marc
Proposed Sale
15,000$127.70$1.9M—

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Jan 21, 2026Jan 21 9:40 PMGilliam Joseph E
Proposed Sale
4,502$124.65$561.2K—

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Jan 16, 2026Jan 20 11:37 PMThomas William BurnsDirector, CHAIRMAN & CEO
Sale
186,945$115.00$21.5M153,775(D)

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Jan 8, 2026Jan 20 11:37 PMThomas William BurnsDirector, CHAIRMAN & CEO
Sale
88,055$115.00$10.1M153,775(D)

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Jan 16, 2026Jan 16 3:29 PMBurns Thomas William
Proposed Sale
186,945$115.00$21.5M—

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Jan 8, 2026Jan 8 9:09 PMBurns Thomas William
Proposed Sale
88,055$115.00$10.1M—

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Dec 9, 2025Dec 9 8:43 PMKliman Gilbert H
Proposed Sale
5,000$107.27$536.4K—

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Nov 25, 2025Nov 25 7:19 PMThurman Alex R.
Proposed Sale
315$105.00$33.1K—

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
May 26, 2026May 28 8:31 PMDavid F HoffmeisterDirector
Option Exercise
15,000$24.690(D)

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May 14, 2026May 18 11:38 PMGilbert H KlimanDirector
Option Exercise
5,000$24.690(D)

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May 11, 2026May 13 11:52 PMGilbert H KlimanDirector
Option Exercise
5,000$24.695,000(D)

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Apr 30, 2026May 4 10:40 PMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Option Exercise
10,000$38.6830,000(D)

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Mar 25, 2026Mar 28 12:33 AMThomas William BurnsDirector, CHAIRMAN & CEO
Grant/Award
227,661$109.6098,474(D)

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Mar 25, 2026Mar 28 12:32 AMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Grant/Award
28,743$109.6020,515(D)

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Mar 25, 2025Mar 28 12:32 AMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Grant/Award
19,601$48.4619,601(D)

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Mar 25, 2026Mar 28 12:31 AMJoseph E GilliamPRESIDENT & COO
Grant/Award
75,168$55.1836,751(D)

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Feb 19, 2026Feb 23 10:24 PMAimee S WeisnerDirector
Option Exercise
15,000$24.690(D)

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Feb 9, 2026Feb 11 1:14 AMThomas William BurnsDirector, CHAIRMAN & CEO
Option Exercise
166,000$30.92100,000(D)

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Jan 22, 2026Jan 27 2:21 AMMarc StapleyDirector
Option Exercise
15,000$24.690(D)

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Jan 22, 2026Jan 27 2:05 AMJoseph E GilliamPRESIDENT & COO
Option Exercise
10,498$55.1830,713(D)

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Jan 21, 2026Jan 24 1:42 AMJoseph E GilliamPRESIDENT & COO
Option Exercise
4,502$55.1833,813(D)

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Jan 16, 2026Jan 20 11:37 PMThomas William BurnsDirector, CHAIRMAN & CEO
Option Exercise
186,945$16.490(D)

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Jan 8, 2026Jan 20 11:37 PMThomas William BurnsDirector, CHAIRMAN & CEO
Option Exercise
88,055$16.49186,945(D)

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