Minerals Technologies MTX Number of additional shares authorized under the plan (in shares)

The Company’s 2015 Stock Award and Incentive Plan provides for grants of incentive and non-qualified stock options, restricted stock, restricted stock units, stock appreciation rights, stock awards, and performance unit awards (the 2015 Stock Award and Incentive Plan, as amended, referred to herein as the “Plan” and together with its predecessor for awards granted prior to May 2015, the 2001 Stock Award and Incentive Plan, as amended and restated, the “Plans”). At the Company's 2024 Annual Meeting of Stockholders, the Company's stockholders ratified the adoption of an amendment and restatement of the Plan, which increased the number of shares available for issuance pursuant to the Plan by 889,000 shares and removed certain individual award limits in light of recent tax law changes. The Plans are administered by the Compensation Committee of the Board of Directors. Stock options granted under the Plans generally have a ten year term. The exercise price for stock options are at prices at or above the fair market value of the common stock on the date of the grant, and each award of stock options will vest ratably over a specified period, generally three years.