Form 4: MediaAlpha CEO Sells Shares Under 10b5-1 Plan

MediaAlpha CEO Steven Yi sold 24,000 shares of Class A Common Stock over three days in December 2025, pursuant to a pre-arranged 10b5-1 trading plan to cover tax obligations from RSU vesting.

Summary

• Steven Yi, CEO, President, and Co-Founder of MediaAlpha, Inc. (MAX), sold a total of 24,000 shares of Class A Common Stock.
• The sales occurred over three consecutive days: December 15, 16, and 17, 2025.
• Each day, 8,000 shares were sold.
• The sales were executed under a Rule 10b5-1 trading plan, specifically to cover tax liabilities arising from the vesting of Restricted Stock Units (RSUs).
• Following these transactions, Steven Yi beneficially owns 2,879,330 shares of Class A Common Stock directly.

Sentiment

Score: 6

Explanation: The sentiment is neutral to slightly positive. While insider selling can sometimes be viewed negatively, the explicit reason (tax obligations from RSU vesting) and the execution via a 10b5-1 plan make this a routine and expected event, mitigating negative interpretations. It doesn't indicate a lack of confidence in the company's future.

Positives

• The sales were pre-planned under a Rule 10b5-1 trading plan, indicating a structured approach rather than an immediate reaction to market conditions.
• The stated purpose of the sales is to cover tax obligations from RSU vesting, which is a common and expected reason for insider sales.

Negatives

• Insider selling, even for tax purposes, can sometimes be perceived negatively by the market, potentially signaling a lack of confidence, although in this context, it's a routine event.

Future Outlook

NA

Management Comments

• The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person to cover taxes resulting from the vesting of RSUs.

Industry Context

This is a routine insider transaction for tax purposes and does not inherently reflect broader industry trends or competitive positioning. Such sales are common for executives receiving equity compensation.

Stakeholder Impact

• Shareholders: The sale is a routine, pre-planned transaction for tax purposes, which typically has minimal long-term impact on shareholder confidence. However, some short-term market participants might react to insider selling.
• Employees: No direct impact on employees is indicated by this filing.

Key Dates

Recommendation

The insider sales by CEO Steven Yi are explicitly stated to be for covering tax obligations arising from RSU vesting and were executed under a pre-arranged Rule 10b5-1 trading plan. This is a common and expected practice for executives and does not signal a change in the company's fundamentals or management's long-term outlook. Therefore, this filing alone does not warrant a change in investment recommendation; a 'hold' stance is maintained, pending further fundamental analysis.

Keywords

MediaAlpha, MAX, Steven Yi, Insider Trading, Form 4, Stock Sale, 10b5-1 Plan, RSU Vesting, CEO, Director