Form 4 Tracker
GLAUKOS Corp
GKOS

38 insider filings · Latest: May 11, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
May 14, 2026May 14 8:04 PMKliman Gilbert H
Proposed Sale
5,000$140.76$703.8K

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May 11, 2026May 13 11:52 PMGilbert H KlimanDirector
Sale
5,000$135.00$675.0K35,528(D)

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May 11, 2026May 11 8:23 PMKliman Gilbert H
Proposed Sale
5,000$135.00$675.0K

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Apr 30, 2026May 4 10:40 PMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Sale
10,000$140.00$1.4M43,681(D)

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May 1, 2026May 4 10:12 PMJoseph E GilliamPRESIDENT & COO
Sale
19,573$143.54$2.8M73,419(D)

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May 1, 2026May 4 10:07 PMLeana WenDirector
Sale
1,700$143.35$243.7K19,739(D)

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May 1, 2026May 1 7:59 PMWEN LEANA
Proposed Sale
1,700$145.35$247.1K

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May 1, 2026May 1 4:18 PMGilliam Joseph E
Proposed Sale
19,573$143.54$2.8M

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Apr 30, 2026Apr 30 2:14 PMThurman Alex R.
Proposed Sale
10,000$140.00$1.4M

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Apr 10, 2026Apr 14 8:07 PMTomas NavratilCHIEF DEVELOPMENT OFFICER
Sale
2,093$117.62$246.2K90,370(D)

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Apr 10, 2026Apr 10 8:05 PMNavratil Tomas
Proposed Sale
2,093$117.62$246.2K

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Mar 25, 2026Mar 28 12:32 AMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Sale
2,511$106.46$267.3K41,967(D)

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Mar 24, 2026Mar 26 12:40 AMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Sale
1,521$105.24$160.1K46,498(D)

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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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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
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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