Form 4: Magnite Executive Vests PSUs, Sells Shares for Tax

Magnite's President of Revenue, Sean Patrick Buckley, vested 64,125 performance stock units and subsequently sold 30,369 shares to cover tax obligations.

Summary

• Sean Patrick Buckley, President, Revenue of Magnite, Inc. (MGNI), reported transactions on January 9, 2026.
• Buckley acquired 64,125 shares of Common Stock through the vesting of Performance Stock Units (PSUs) at a price of $0 per share.
• The vesting of PSUs was determined by the Compensation Committee based on Magnite's Total Stockholder Return (TSR) relative to the Russell 2000 index over a three-year period starting January 1, 2023.
• The achievement level for the PSUs was 126.35%, resulting in the vesting of 64,125 shares.
• Buckley disposed of 30,369 shares of Common Stock at a price of $16.17 per share to cover tax withholding obligations associated with the PSU vesting.
• Following these transactions, Buckley's direct beneficial ownership of Common Stock is 429,941 shares.

Sentiment

Score: 7

Explanation: The sentiment is positive for the executive due to the successful vesting of performance-based equity, indicating strong company performance against targets. For the company, it's a neutral event as it represents a routine compensation payout and tax-related share disposition.

Positives

• The vesting of 64,125 Performance Stock Units (PSUs) indicates that Magnite achieved 126.35% of its performance targets over the three-year measurement period, reflecting strong company performance relative to the Russell 2000 index.
• The successful vesting of performance-based equity awards aligns executive incentives with shareholder returns.

Negatives

• The disposition of 30,369 shares, while for tax purposes, reduces the executive's direct beneficial ownership in the company.

Future Outlook

This filing does not contain forward-looking statements or guidance, as it is a report of past insider transactions.

Industry Context

This filing reflects a routine executive compensation event, where performance-based equity awards vest upon achievement of pre-defined company performance metrics. Such compensation structures are common across the technology and ad-tech industries to incentivize long-term executive performance aligned with shareholder interests.

Stakeholder Impact

• Shareholders: The vesting of PSUs indicates that the company met or exceeded performance targets, which is generally positive. The sale of shares for tax purposes is a routine event and typically has minimal impact on the broader market.
• Employees: This transaction highlights the company's executive compensation structure, which can influence employee morale and retention, particularly for those with similar equity awards.

Key Dates

Recommendation

This Form 4 details a routine executive compensation event involving the vesting of performance stock units and a subsequent sale of shares to cover tax obligations. It does not provide new fundamental information about Magnite's operational performance, strategic direction, or financial health that would warrant a change in investment recommendation. Therefore, a 'hold' recommendation is appropriate as this filing alone does not present a compelling reason to buy or sell the stock.

Keywords

Magnite, MGNI, Form 4, Insider Transaction, Performance Stock Units, PSU Vesting, Executive Compensation, Stock Sale, Tax Withholding