Form 4: MTX Director Robinson Boosts Phantom Stock Holdings

Minerals Technologies Director Marc E. Robinson acquired 50.903 phantom stock units, increasing his beneficial ownership to 24,921.053 units under a deferred compensation plan.

Summary

• Director Marc E. Robinson of Minerals Technologies Inc. (MTX) acquired 50.903 phantom stock units.
• The transaction occurred on December 4, 2025.
• Each phantom stock unit is economically equivalent to one share of MTX Common Stock.
• These units were accrued under the company's Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors.
• The units will be settled in cash upon Mr. Robinson's termination of service as a director.
• Following this acquisition, Mr. Robinson beneficially owns a total of 24,921.053 phantom stock units.

Sentiment

Score: 6

Explanation: The acquisition of phantom stock units by a director is a routine compensation event, generally viewed as a positive alignment of interests, though it does not reflect a direct open market purchase.

Positives

• Director Marc E. Robinson increased his beneficial ownership of phantom stock units by 50.903 units, aligning his interests with shareholders.

Future Outlook

The phantom stock units are to be settled in cash upon the reporting person's termination of service as a director.

Industry Context

This Form 4 filing reports a routine insider transaction related to director compensation, which is a standard practice across industries for aligning management and director interests with shareholder value.

Corporate Governance

Related Party Transactions

• Director Marc E. Robinson acquired 50.903 phantom stock units under the Minerals Technologies Inc. Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors.

Stakeholder Impact

• Shareholders: Director's increased beneficial ownership of equity-equivalent units aligns interests with long-term shareholder value.
• Directors: Compensation structure for non-employee directors is being utilized as intended.

Next Steps

• Phantom stock units will be settled in cash upon Marc E. Robinson's termination of service as a director.

Key Dates

Recommendation

This Form 4 reports a routine acquisition of phantom stock units by a director as part of a deferred compensation plan. Such transactions are standard for insider compensation and do not typically indicate a significant change in the company's fundamental outlook or warrant an immediate change in investment recommendation.

Keywords

Minerals Technologies, MTX, Form 4, insider transaction, phantom stock, director compensation, deferred compensation