Form 4: MasTec Director Jorge Mas Disposes Shares for Tax

MasTec Director Jorge Mas reported a disposition of 15,958 common shares at $297.81 each to cover tax obligations related to restricted stock vesting.

Summary

• Jorge Mas, a Director of MasTec Inc. (MTZ), reported a disposition of 15,958 shares of common stock.
• The shares were disposed of on March 10, 2026, at a price of $297.81 per share.
• This transaction represents shares withheld by the Issuer to pay taxes due upon the vesting of restricted stock.
• Following this transaction, Jorge Mas directly beneficially owns 4,540,848 shares of common stock.
• He also indirectly beneficially owns 848,941 shares through the Jorge Mas Irrevocable Family Trust, 276,000 shares through Mas Equity Partners III, LLC, 100,000 shares through the Mas Family Foundation, Inc., and 5,665,484 shares through Jorge Mas Holdings I, LLC.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, as it represents a routine tax-related disposition of shares upon vesting of restricted stock, rather than a discretionary sale or purchase.

Positives

• The transaction is a routine tax withholding, indicating the vesting of restricted stock, which can be seen as a positive for the director's compensation.

Negatives

• A reduction in direct beneficial ownership by 15,958 shares.

Future Outlook

This filing does not contain any forward-looking statements or guidance.

Industry Context

StockSavvy.ai notes that routine insider transactions, such as tax-related dispositions of restricted stock, are common and generally do not reflect a change in management's confidence in the company's future. These filings provide transparency into executive compensation structures.

Related Party Transactions

• Jorge Mas indirectly owns shares through entities where he or his family members have control or interest, including the Jorge Mas Irrevocable Family Trust, Mas Equity Partners III, LLC, Mas Family Foundation, Inc., and Jorge Mas Holdings I, LLC. He disclaims beneficial ownership for some of these, except to the extent of his pecuniary interest.

Stakeholder Impact

• Minimal impact on shareholders as this is a routine, non-discretionary transaction for tax purposes.
• Indicates the vesting of restricted stock, which is part of the compensation structure for executives and directors.

Key Dates

Recommendation

This Form 4 filing details a routine, non-discretionary disposition of shares by a director to cover tax obligations upon restricted stock vesting. It does not indicate a change in the company's fundamentals or the director's long-term view, thus a 'hold' recommendation is appropriate as it provides no new information to alter an existing investment thesis.

Keywords

MasTec, MTZ, Jorge Mas, Director, SEC Form 4, Insider Transaction, Stock Disposition, Tax Withholding, Restricted Stock