Glaukos Corp Chief Development Officer Sells $10.6M in Common Stock

Executive Summary

On October 30, 2026, Tomas Navratil, Chief Development Officer of Glaukos Corp ($GKOS), conducted a series of option exercises and subsequent open-market sales totaling 44,436 shares for aggregate gross proceeds of approximately $10.62 million.

Transaction Breakdown

1. Option Exercises (Code M):

   • Exercised 4,181 options at an exercise price of $55.00 per share.
   • Exercised 8,788 options at an exercise price of $85.94 per share.
   • Total shares acquired via derivative conversion: 12,969 shares.

2. Open Market Dispositions (Code S):

   • 10,221 shares sold at a weighted-average price of $237.54 ($237.09–$238.07).
   • 12,836 shares sold at a weighted-average price of $238.56 ($238.11–$239.11).
   • 14,943 shares sold at a weighted-average price of $239.64 ($239.13–$240.03).
   • 6,436 shares sold at a weighted-average price of $240.52 ($240.17–$240.87).
   • Total Disposed: 44,436 shares at an aggregate value of $10,618,979.74.

Post-Transaction Holdings & Ownership Analysis

• Direct Ownership Remaining: 37,328 shares.
• Footnote Note: All 37,328 reported remaining shares consist of restricted stock units (RSUs) that have not yet vested or been delivered. Consequently, the reporting owner has liquidated virtually all freely tradable common stock currently held outside of unvested equity awards.
• Significance: High, due to the total transaction value surpassing $10 million and the substantial reduction in net unrestricted common share holdings.