Insider Trading for GKOS
View recent insider trading activity including purchases, sales, and awards. Insider trading can provide insights into how executives view their company's prospects.
Insider Trading Summary
Shares Acquired
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Shares Disposed
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Net Position
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Recent Activity (30 Days)
Acquisitions: 30.0K shares
Dispositions: 60.7K shares
Net: -30.7K shares
Insiders have been net sellers recently, which could indicate concerns about current valuation or short-term outlook.
Quarterly Activity (3 Months)
Acquisitions: 120.0K shares
Dispositions: 144.1K shares
Net: -24.2K shares
Insiders have been net sellers over the quarter, which institutional investors may view as a cautionary signal.
Key Insider Activity: Mar 25, 2025 to Jul 16, 2026
Burns Thomas William
ExecutiveChief Executive Officer
+226.5K shares
13 transactions
Thurman Alex R.
ExecutiveVice President
+1.5K shares
23 transactions
Navratil Tomas
ExecutiveOfficer: Chief Development Officer
+10.9K shares
21 transactions
Gilliam Joseph E
ExecutiveChief Operating Officer
+56.2K shares
13 transactions
Kliman Gilbert H
DirectorDirector
-2.1K shares
9 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| Jul 16, 2026 | Thurman Alex R. | EVice President | Exercise | 10.0K | $38.68 | $386,800.00 | 53.9K | View |
| Jul 16, 2026 | Thurman Alex R. | EVice President | Sale | 10.0K | $160.00 | $1,600,000.00 | 43.9K | View |
| Jul 16, 2026 | Thurman Alex R. | EVice President | Exercise | 10.0K | $38.68 | $386,800.00 | 10.0K | View |
Jul 9, 2026 | Locked | — | — | — | — | — | — | — |
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Jul 9, 2026 | Locked | — | — | — | — | — | — | — |
Jul 6, 2026 | Locked | — | — | — | — | — | — | — |
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Jul 6, 2026 | Locked | — | — | — | — | — | — | — |
Jul 1, 2026 | Locked | — | — | — | — | — | — | — |
Jun 25, 2026 | Locked | — | — | — | — | — | — | — |
Jun 25, 2026 | Locked | — | — | — | — | — | — | — |
Jun 25, 2026 | Locked | — | — | — | — | — | — | — |
Jun 16, 2026 | Locked | — | — | — | — | — | — | — |
May 28, 2026 | Locked | — | — | — | — | — | — | — |
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May 26, 2026 | Locked | — | — | — | — | — | — | — |
May 26, 2026 | Locked | — | — | — | — | — | — | — |
May 14, 2026 | Locked | — | — | — | — | — | — | — |
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May 14, 2026 | Locked | — | — | — | — | — | — | — |
May 11, 2026 | Locked | — | — | — | — | — | — | — |
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May 11, 2026 | Locked | — | — | — | — | — | — | — |
May 1, 2026 | Locked | — | — | — | — | — | — | — |
May 1, 2026 | Locked | — | — | — | — | — | — | — |
Apr 30, 2026 | Locked | — | — | — | — | — | — | — |
Apr 30, 2026 | Locked | — | — | — | — | — | — | — |
Apr 30, 2026 | Locked | — | — | — | — | — | — | — |
Apr 10, 2026 | Locked | — | — | — | — | — | — | — |
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Apr 2, 2026 | Locked | — | — | — | — | — | — | — |
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Apr 1, 2026 | Locked | — | — | — | — | — | — | — |
Apr 1, 2026 | Locked | — | — | — | — | — | — | — |
Mar 31, 2026 | Locked | — | — | — | — | — | — | — |
Mar 25, 2026 | Locked | — | — | — | — | — | — | — |
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Mar 24, 2026 | Locked | — | — | — | — | — | — | — |
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Mar 24, 2026 | Locked | — | — | — | — | — | — | — |
Mar 24, 2026 | Locked | — | — | — | — | — | — | — |
Mar 23, 2026 | Locked | — | — | — | — | — | — | — |
Mar 23, 2026 | Locked | — | — | — | — | — | — | — |
Mar 23, 2026 | Locked | — | — | — | — | — | — | — |
Mar 17, 2026 | Locked | — | — | — | — | — | — | — |
Mar 16, 2026 | Locked | — | — | — | — | — | — | — |
Mar 16, 2026 | Locked | — | — | — | — | — | — | — |
Mar 16, 2026 | Locked | — | — | — | — | — | — | — |
Mar 16, 2026 | Locked | — | — | — | — | — | — | — |
Mar 16, 2026 | Locked | — | — | — | — | — | — | — |
Mar 16, 2026 | Locked | — | — | — | — | — | — | — |
Mar 16, 2026 | Locked | — | — | — | — | — | — | — |
Mar 13, 2026 | Locked | — | — | — | — | — | — | — |
Mar 13, 2026 | Locked | — | — | — | — | — | — | — |
Mar 13, 2026 | Locked | — | — | — | — | — | — | — |
Mar 25, 2025 | Locked | — | — | — | — | — | — | — |
Click "View" in the SEC Filing column to access the detailed SEC form submission for each transaction.
Executive Activity:
Executives have been net buyers of GKOS stock, which is typically a strong positive signal.