Form 4: Glaukos COO Joseph Gilliam Sells Shares for Tax

Glaukos COO Joseph Gilliam sold 1,189 shares of common stock to cover tax obligations related to the vesting of restricted stock units.

Summary

• Joseph E. Gilliam, President & COO of Glaukos Corp (GKOS), reported a transaction involving company common stock.
• On March 16, 2026, 1,189 shares of common stock were disposed of at a price of $98.94 per share.
• This disposition was due to shares being withheld by the Issuer for tax withholding obligations upon the vesting and delivery of restricted stock units (RSUs).
• The RSUs were originally granted on March 14, 2024.
• Following this transaction, Joseph E. Gilliam beneficially owns 87,658 shares of common stock.
• This beneficial ownership includes 53,986 restricted stock units that have not yet vested or been delivered.

Sentiment

Score: 6

Explanation: StockSavvy.ai views this as a neutral-to-slightly-positive event. While shares were sold, it was a non-discretionary tax withholding related to the vesting of executive compensation, which itself is a positive for the executive.

Positives

• The vesting of restricted stock units represents earned compensation for the executive, indicating a successful retention and incentive program.

Industry Context

StockSavvy.ai notes that this Form 4 filing details a routine insider transaction, specifically the withholding of shares to cover tax liabilities upon the vesting of restricted stock units. This is a common practice for executives receiving equity compensation and is generally not indicative of a change in the company's fundamental outlook or the executive's confidence in the company.

Stakeholder Impact

• Shareholders: This is a routine transaction and is unlikely to have a significant impact on shareholder sentiment or the company's valuation. It reflects standard executive compensation practices.

Key Dates

Recommendation

This transaction is a routine, non-discretionary sale of shares to cover tax obligations upon the vesting of restricted stock units. It does not reflect a discretionary decision by management to sell shares based on their outlook for the company, nor does it provide new information that would warrant a change in investment recommendation. Therefore, a 'hold' recommendation is appropriate, as this filing alone does not present a strong signal for buying or selling.

Keywords

Glaukos, GKOS, Form 4, Insider Transaction, Restricted Stock Units, RSU Vesting, Tax Withholding, Executive Compensation