Glaukos Corp officer Tomas Navratil filed a Form 144 notice on October 30, 2026, disclosing a proposed sale of 44,436 shares of common stock on NYSE with an aggregate market value of $10,618,941.75.

Key Highlights

  • Proposed sale size: 44,436 shares of Glaukos Corp common stock with an aggregate market value of $10,618,941.75, according to the filing.
  • Approximate sale date: October 30, 2026, through Fidelity Brokerage Services LLC, 900 Salem Street, Smithfield, RI 02917.
  • Shares outstanding: The filing lists 59,196,870 shares of common stock outstanding.
  • Acquisition sources: Shares were acquired through multiple restricted stock vestings between January 1, 2023, and March 25, 2026, plus a stock option exercise on October 30, 2026, for 12,969 shares paid in cash.
  • Recent prior sales: Navratil sold a combined 18,343 shares between August 28, 2026, and October 5, 2026, generating gross proceeds of $3,226,584.58, per the filing.
  • Exchange: NYSE:GKOS, with SEC file number 001-37463.

Navratil's Proposed Share Sale and Acquisition History at Glaukos Corp

According to the Form 144 filed on October 30, 2026, Tomas Navratil, identified as an officer of Glaukos Corp (NYSE:GKOS), proposed to sell 44,436 shares of the company's common stock. The filing lists the aggregate market value of these shares at $10,618,941.75 and names Fidelity Brokerage Services LLC as the executing broker. Glaukos Corp is headquartered at 1 Glaukos Way, Aliso Viejo, California 92656.

The filing details that the shares to be sold were acquired through a series of restricted stock vestings from the issuer, spanning January 1, 2023, through March 25, 2026, with individual vesting events ranging from 35 shares to 8,920 shares. Additionally, 12,969 shares were acquired on October 30, 2026, through a stock option exercise paid in cash. All restricted stock vestings are characterized as compensation in the filing.

As required under Rule 144, the filing also discloses sales made by Navratil during the prior three months. According to the filing, he sold 13,744 shares on August 28, 2026, for gross proceeds of $2,483,097.96; 1,457 shares on September 16, 2026, for $243,207.31; 1,615 shares on September 25, 2026, for $249,157.98; and 1,527 shares on October 5, 2026, for $251,121.33. The notice was signed by Emily Navaro as a duly authorized representative of Fidelity Brokerage Services LLC, acting as attorney-in-fact for Tomas Navratil.

What Was Disclosed

Glaukos Corp officer Tomas Navratil filed a Form 144 notice proposing to sell 44,436 common shares with an aggregate market value of $10,618,941.75 on approximately October 30, 2026, via Fidelity Brokerage Services LLC, with shares sourced from restricted stock vestings and a stock option exercise.