Form 4: MACOM CFO John Kober Boosts Holdings After PRSU Vesting

MACOM Technology Solutions Holdings' Senior VP and CFO, John Kober, increased his beneficial ownership by 9,038 shares after the vesting of performance-based restricted stock units and subsequent sales under a 10b5-1 plan.

Summary

• John Kober, Senior VP and CFO of MACOM Technology Solutions Holdings, Inc. (MTSI), reported changes in his beneficial ownership of common stock.
• On November 6, 2025, Kober acquired 50,400 shares of common stock due to the vesting and settlement of performance-based restricted stock units (PRSUs).
• On November 6, 2025, 22,081 shares were withheld by the Issuer to satisfy tax withholding obligations related to the PRSU vesting, at a price of $166.92 per share.
• On November 7, 2025, Kober sold a total of 18,496 shares of common stock in multiple transactions at weighted average prices ranging from $163.65 to $169.91.
• These sales were conducted pursuant to a Rule 10b5-1 sales plan adopted on August 14, 2025.
• On November 8, 2025, an additional 775 shares were withheld by the Issuer for tax withholding obligations related to the vesting of restricted stock units, at a price of $170.03 per share.
• Following all reported transactions, Kober's direct beneficial ownership of common stock stands at 56,612 shares, representing a net increase of 9,038 shares from his implied holding prior to the PRSU vesting.

Sentiment

Score: 6

Explanation: The sentiment is slightly positive. While there were significant sales, they were primarily for tax obligations and diversification under a pre-planned 10b5-1, which is routine. Crucially, the executive's net beneficial ownership increased over the period, and the vesting of PRSUs indicates performance achievement.

Positives

• The vesting of 50,400 performance-based restricted stock units (PRSUs) indicates the achievement of performance targets by the company and the executive.
• John Kober's beneficial ownership of MACOM common stock increased by a net of 9,038 shares over the reporting period, demonstrating continued alignment with shareholder interests.
• The sales of shares were executed under a pre-arranged Rule 10b5-1 plan, which suggests planned diversification or liquidity management rather than a reaction to new, negative information.

Negatives

• A significant number of shares (18,496) were sold for cash, in addition to shares withheld for tax obligations (22,856 shares), reducing the executive's direct holdings from the peak after vesting.

Future Outlook

This Form 4 filing does not contain any forward-looking statements or guidance regarding the company's future outlook.

Industry Context

This insider transaction report is a routine disclosure for executives receiving equity compensation. It does not provide specific insights into broader industry trends or competitive landscape, but reflects an executive's personal financial planning within the context of their compensation structure.

Stakeholder Impact

• Shareholders may view the vesting of PRSUs positively as it suggests the company met performance targets. The subsequent sales, while substantial, are mitigated by being part of a pre-arranged 10b5-1 plan and a net increase in overall beneficial ownership, which generally reduces concerns about an insider's immediate view on the company's prospects.

Key Dates

Recommendation

The transactions reported are largely routine for an executive receiving equity compensation, involving the vesting of performance-based units, subsequent tax withholding, and sales under a pre-arranged 10b5-1 plan. While a significant number of shares were sold, the executive's net beneficial ownership increased over the reporting period. This single Form 4 filing does not present new fundamental information that would warrant a change in investment recommendation, thus a 'hold' stance is appropriate, with continued monitoring of future insider activity and company performance.

Keywords

MACOM Technology Solutions Holdings, MTSI, Insider Transaction, Form 4, Stock Sale, CFO, Equity Compensation, RSU, PRSU, 10b5-1 Plan