Form 4: Glaukos COO Sells Shares After Option Exercise

Glaukos Corp's President and COO, Joseph E. Gilliam, exercised stock options and subsequently sold an equal number of common shares under a pre-arranged 10b5-1 trading plan.

Summary

• Joseph E. Gilliam, President & COO of Glaukos Corp (GKOS), reported transactions on January 21, 2026.
• He acquired 4,502 shares of common stock by exercising stock options at a price of $55.18 per share.
• Simultaneously, he disposed of 4,502 shares of common stock at a weighted average price of $124.65 per share, with trades ranging from $124.47 to $124.75.
• These transactions were executed pursuant to a Rule 10b5-1 trading plan adopted on June 11, 2025.
• Following these transactions, Mr. Gilliam beneficially owns 92,366 shares of common stock, which includes 62,605 restricted stock units that have not yet vested.
• The exercised options were part of grants made on March 24, 2022, with an exercise price of $55.18 and an expiration date of March 24, 2032.
• A portion of the options (2,602 shares) vested based on the Issuer's achievement of pre-determined operational targets, and another portion (1,900 shares) vested based on multi-year performance goals related to his promotion.

Sentiment

Score: 6

Explanation: The sentiment is slightly positive. While an executive sold shares, it was a pre-planned transaction under a 10b5-1 plan, which is a routine compensation event. The executive realized significant value from exercising options, reflecting past performance and compensation structure.

Positives

• The executive exercised options at a significantly lower price ($55.18) than the sale price ($124.65), indicating a substantial gain on the compensation.
• The transactions were conducted under a Rule 10b5-1 trading plan, which demonstrates pre-planning and reduces concerns about trading on material non-public information.

Negatives

• An executive selling shares, even under a 10b5-1 plan, can sometimes be perceived negatively by investors as it represents a reduction in direct ownership.

Risks

• Potential negative market perception if investors misinterpret the sale as a lack of confidence, despite it being a pre-planned transaction.

Future Outlook

This filing does not contain forward-looking statements or guidance regarding the company's future performance or outlook.

Industry Context

This Form 4 filing details an individual insider transaction and does not provide broader industry context or trends.

Corporate Governance

Stakeholder Impact

• Shareholders: May view the executive's sale as a routine compensation event, especially given the 10b5-1 plan, but some might interpret it as a reduction in insider conviction, though this is mitigated by the pre-planned nature.

Key Dates

Recommendation

This Form 4 filing reports a routine insider transaction involving the exercise of stock options and subsequent sale of shares under a pre-arranged 10b5-1 trading plan. Such transactions are typically part of an executive's compensation strategy and do not, by themselves, provide sufficient new information to warrant a change in investment recommendation. The sale was expected and does not signal a change in the company's fundamental outlook.

Keywords

Glaukos, GKOS, Form 4, Insider Transaction, Stock Options, 10b5-1 Plan, Executive Compensation, Share Sale