SEC Form 4 · accession 0001920053-26-000026
GLAUKOS Corp · GKOS
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Tomas Navratil
Officer — CHIEF DEVELOPMENT OFFICER
Period of report
Aug 28, 2026
Accepted (ET)
Sep 1, 2026 · 6:24 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001192448
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1,F2 | Aug 28, 2026 | S | 7,643 | $180.25 | D | 79,991 | D | |
| Common StockF3,F2 | Aug 28, 2026 | S | 6,091 | $181.19 | D | 73,900 | D | |
| Common StockF2 | Aug 28, 2026 | S | 10 | $182.50 | D | 73,890 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1This transaction was executed in multiple trades at prices ranging from $179.69 to $180.69. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
- F2Includes 38,817 restricted stock units that have not yet vested or been delivered to the Reporting Person.
- F3This transaction was executed in multiple trades at prices ranging from $180.71 to $181.61. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.