Form 4: Glaukos COO Sells Shares for Tax Obligations

Glaukos Corporation's President & COO, Joseph E. Gilliam, disposed of 1,056 shares of common stock to cover tax withholding obligations related to vested restricted stock units.

Summary

• Joseph E. Gilliam, President & COO of Glaukos Corp [GKOS], reported a transaction on September 23, 2025.
• The transaction involved the disposition of 1,056 shares of Glaukos Common Stock.
• These shares were withheld by the Issuer to satisfy tax withholding obligations upon the vesting and delivery of restricted stock units (RSUs).
• The price per share for the disposition was $84.69.
• Following this transaction, Joseph E. Gilliam beneficially owns 111,706 shares of Glaukos Common Stock.
• This beneficial ownership includes 62,605 restricted stock units that have not yet vested or been delivered.
• The underlying restricted stock units were originally granted on March 18, 2021.

Sentiment

Score: 5

Explanation: The transaction is a routine, non-discretionary disposition of shares for tax withholding purposes upon RSU vesting, which does not reflect a change in management's sentiment towards the company's prospects.

Positives

• The underlying restricted stock units (RSUs) granted on March 18, 2021, have vested, indicating a milestone achievement for the executive and potentially for the company's performance metrics tied to RSU vesting.
• The transaction is a non-discretionary sale for tax purposes, not an open market sale indicating a lack of confidence in the company's future.

Negatives

• A reduction in direct share ownership by a key executive, even if for tax purposes, slightly decreases their direct equity stake in the company.

Future Outlook

NA

Industry Context

This Form 4 filing is a routine disclosure of an insider transaction, specifically a tax-related disposition of shares upon RSU vesting. It does not provide information directly related to broader industry trends or competitive landscape.

Stakeholder Impact

• Shareholders: Minimal impact as it's a routine tax-related transaction, not a discretionary sale. It slightly reduces the executive's direct ownership but is offset by the vesting of equity.
• Employees: No direct impact.
• Customers/Suppliers/Creditors: No direct impact.

Key Dates

Keywords

Glaukos, GKOS, Form 4, insider transaction, Joseph E Gilliam, stock disposition, tax withholding, restricted stock units, RSU vesting, corporate officer