Minerals Technologies Inc. filings document formal disclosures for its NYSE-listed common stock, including current reports that furnish quarterly financial-performance press releases and proxy materials for annual shareholder voting. The filing record identifies MTI as a specialty minerals company and links reported results to its Consumer & Specialties and Engineered Solutions operating segments.
Proxy disclosures cover board elections, auditor ratification, advisory executive-compensation votes, annual-meeting procedures, and related governance matters. Current reports also identify exhibit filings, interactive data cover pages, and the company’s registered common stock structure.
Breunig Joseph C. reported acquisition or exercise transactions in this Form 4 filing.
MINERALS TECHNOLOGIES INC director Joseph C. Breunig received a grant of 34.890 phantom stock units on March 6, 2026. Each unit is the economic equivalent of one share of common stock and will be settled in cash under the company’s deferred compensation and unit award plan for non-employee directors when his board service ends. Following this award, he holds a total of 19,622.481 phantom stock units directly.
Minerals Technologies Inc. outlines its 2025 business, risk profile, and capital structure as a global specialty minerals company and the world’s largest bentonite producer. Operations are organized into Consumer & Specialties and Engineered Solutions, which generated 53% and 47% of net sales, respectively.
The company serves diverse end markets from cat litter and personal care to steel, foundry, environmental remediation, and infrastructure, with about 48% of sales from outside the United States. It spent $22.9 million on research and development in 2025, or about 1.1% of sales, and employs 3,782 people in over 30 countries.
Debt totaled $961.7 million, mainly term loans and senior notes, governed by covenants that could restrict flexibility. MTI highlights talc-related liabilities at subsidiary BMI Oldco Inc., which is in Chapter 11; the company has recorded a $215 million accrual to fund a proposed trust and related case costs, plus a debtor-in-possession credit facility.
The report emphasizes raw material security, extensive bentonite and limestone reserves, and exposure to global economic cycles in paper, steel, construction, automotive, and energy markets. It also details robust safety and sustainability programs, cybersecurity governance, and broad regulatory, environmental, tax, and litigation risks that could materially affect future results.
Nomura Asset Management International Inc. and Nomura Investment Management Business Trust reported beneficial ownership of 1,564,606 shares of Minerals Technologies Inc. common stock, representing 5.03% of the class. This percentage is based on 31,134,308 shares outstanding as of October 14, 2025.
The two Delaware entities have shared voting and shared dispositive power over all reported shares, with no sole voting or dispositive power. They state the position is held in the ordinary course of business and not for the purpose of changing or influencing control of Minerals Technologies.
Macquarie Group and affiliates report exiting their position in Minerals Technologies Inc. common shares. The amended Schedule 13G/A shows Macquarie Group Limited, Macquarie Management Holdings Inc., and Macquarie Investment Management Business Trust now beneficially own 0 shares, representing 0.00% of the MTX common stock as of the stated event date.
All three entities report no sole or shared voting or dispositive power over Minerals Technologies shares and confirm their ownership is 5 percent or less of the class. They also certify that any securities referenced were acquired and held in the ordinary course of business and not for the purpose of changing or influencing control of the company.
FMR LLC filed an amended Schedule 13G reporting beneficial ownership of 3,124,775.08 shares of Minerals Technologies Inc. common stock, representing 10.0% of the class as of the reporting date.
FMR LLC reports sole voting power over 3,121,533 shares and sole dispositive power over 3,124,775.08 shares. Abigail P. Johnson is also listed as a reporting person with sole dispositive power over the same 3,124,775.08 shares but no voting power. The filing states the shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of the company.
FMR LLC has filed Amendment No. 2 to report a significant ownership position in Minerals Technologies Inc. common stock. FMR and related reporting person Abigail P. Johnson report beneficial ownership of 2,723,354.08 shares, representing 8.7% of the company’s common stock as of 12/31/2025.
FMR LLC reports sole voting power over 2,720,127 shares and sole dispositive power over 2,723,354.08 shares, while Johnson reports sole dispositive power over the same 2,723,354.08 shares. The filing states the shares were acquired and are held in the ordinary course of business, without the purpose or effect of changing or influencing control of Minerals Technologies Inc.
Minerals Technologies Inc. furnished an update on its business by issuing a press release covering its financial performance for the fourth quarter of 2025. The company submitted this press release as an exhibit to a current report so that investors and the market can access the same information.
Minerals Technologies Inc. (MTX) chairman and CEO Douglas Dietrich reported the vesting and settlement of deferred restricted stock units (DRSUs) into common stock and related tax withholding. On January 23, 2026, 11,016 DRSUs converted into 11,016 shares of common stock at $0 per share, and the company withheld 6,092 shares to satisfy tax obligations at $68.77 per share. On January 26, 2026, a further 11,123 DRSUs converted into 11,123 shares, with 6,152 shares withheld for taxes at $68.89 per share. After these transactions, Dietrich directly held 175,973 shares of common stock, 70,081 DRSUs, and 4,562.677 shares indirectly through a 401(k) plan.
Minerals Technologies Inc. VP of Human Resources Erin Cutler reported equity award activity involving deferred restricted stock units (DRSUs) and company stock. On January 23, 2026, 1,276 DRSUs were converted to common stock at an exercise price of $0, with 608 shares withheld at $68.77 per share to cover tax obligations, leaving 7,059 common shares held directly. On January 26, 2026, a further 1,195 DRSUs converted at $0, with 520 shares withheld at $68.89 per share for taxes, resulting in 7,734 common shares held directly. Cutler also holds 1,697.399 shares indirectly through a 401(k) plan and continues to hold DRSUs that are each economically equivalent to one share of common stock, granted in 2023 and 2024 and vesting in three annual installments.
Minerals Technologies Inc. vice president Michael Cipolla reported multiple equity award transactions in January 2026. On January 23, 2026, Deferred Restricted Stock Units (DRSUs) converted into 1,427 shares of common stock at $0, and the company withheld 774 shares at $68.77 to satisfy tax withholding obligations, leaving him with 38,897 directly held shares.
On January 26, 2026, additional DRSUs converted into 1,292 common shares at $0, and 660 shares at $68.89 were withheld for taxes, bringing his direct common stock holdings to 39,529 shares. Following these transactions, he also holds 8,623 DRSUs, and 9,802.966 shares indirectly through a 401(k) plan, with each DRSU economically equivalent to one share of common stock.