Form 4 Tracker
GLAUKOS Corp
GKOS

65 insider filings · Latest: Aug 11, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Aug 11, 2026Aug 13 11:57 PMJoseph E GilliamPRESIDENT & COO
Sale
60,000$179.74$10.8M72,588(D)

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Aug 7, 2026Aug 11 9:31 PMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Sale
20,000$180.13$3.6M43,906(D)

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Aug 11, 2026Aug 11 4:05 PMGilliam Joseph E
Proposed Sale
60,000$179.74$10.8M

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Aug 7, 2026Aug 7 9:45 PMThurman Alex R.
Proposed Sale
20,000$180.13$3.6M

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Jul 31, 2026Aug 3 8:41 PMLeana WenDirector
Sale
525$167.63$88.0K21,092(D)

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Jul 31, 2026Jul 31 8:22 PMWEN LEANA
Proposed Sale
525$167.63$88.0K

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Jul 16, 2026Jul 21 8:26 PMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Sale
10,000$160.00$1.6M43,906(D)

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Jul 16, 2026Jul 16 4:18 PMThurman Alex R.
Proposed Sale
10,000$160.00$1.6M

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Jul 9, 2026Jul 14 12:04 AMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Sale
10,000$155.00$1.6M43,681(D)

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Jul 9, 2026Jul 9 4:42 PMThurman Alex R.
Proposed Sale
10,000$155.00$1.6M

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Jul 6, 2026Jul 9 1:13 AMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Sale
10,000$150.00$1.5M43,681(D)

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Jul 1, 2026Jul 9 12:53 AMTomas NavratilCHIEF DEVELOPMENT OFFICER
Sale
716$139.06$99.6K87,634(D)

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Jul 6, 2026Jul 6 3:46 PMThurman Alex R.
Proposed Sale
10,000$150.00$1.5M

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Jul 1, 2026Jul 1 4:37 PMNavratil Tomas
Proposed Sale
716$139.06$99.6K

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Jun 16, 2026Jun 18 11:34 PMTomas NavratilCHIEF DEVELOPMENT OFFICER
Sale
1,537$130.68$200.9K88,833(D)

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Jun 16, 2026Jun 16 3:03 PMNavratil Tomas
Proposed Sale
1,537$130.68$200.9K

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May 14, 2026May 18 11:38 PMGilbert H KlimanDirector
Sale
5,000$140.76$703.8K35,528(D)

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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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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Aug 11, 2026Aug 13 11:57 PMJoseph E GilliamPRESIDENT & COO
Option Exercise
60,000$55.1826,751(D)

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Aug 7, 2026Aug 11 9:31 PMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Option Exercise
20,000$33.810(D)

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Jul 16, 2026Jul 21 8:26 PMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Option Exercise
10,000$38.6810,000(D)

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Jul 9, 2026Jul 14 12:04 AMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Option Exercise
10,000$38.6810,000(D)

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Jul 6, 2026Jul 9 1:13 AMAlex R. ThurmanSVP & CHIEF FINANCIAL OFFICER
Option Exercise
10,000$38.6820,000(D)

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May 28, 2026Jun 23 11:29 PMMark J FoleyDirector
Grant/Award
2,9872,987(D)

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May 28, 2026Jun 23 11:27 PMLeana WenDirector
Grant/Award
2,9872,987(D)

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May 28, 2026Jun 23 11:26 PMMarc StapleyDirector
Grant/Award
2,9872,987(D)

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May 28, 2026Jun 23 11:25 PMAimee S WeisnerDirector
Grant/Award
2,9872,987(D)

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May 28, 2026Jun 23 11:24 PMGilbert H KlimanDirector
Grant/Award
2,9872,987(D)

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May 28, 2026Jun 23 11:22 PMDavid F HoffmeisterDirector
Grant/Award
2,9872,987(D)

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May 28, 2026Jun 23 11:22 PMDenice TorresDirector
Grant/Award
2,9872,987(D)

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May 28, 2026Jun 1 10:21 PMLeana WenDirector
Grant/Award
2,987$53.572,987(D)

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May 28, 2026Jun 1 10:21 PMAimee S WeisnerDirector
Grant/Award
2,987$53.572,987(D)

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May 28, 2026Jun 1 10:20 PMDenice TorresDirector
Grant/Award
2,987$53.572,987(D)

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May 28, 2026Jun 1 10:18 PMMark J FoleyDirector
Grant/Award
2,987$53.572,987(D)

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May 28, 2026Jun 1 10:13 PMDavid F HoffmeisterDirector
Grant/Award
2,987$53.572,987(D)

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May 28, 2026Jun 1 10:12 PMGilbert H KlimanDirector
Grant/Award
2,987$53.572,987(D)

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May 28, 2026Jun 1 10:10 PMMarc StapleyDirector
Grant/Award
2,987$53.572,987(D)

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May 26, 2026May 28 8:31 PMDavid F HoffmeisterDirector
Option Exercise
15,000$24.690(D)

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