Welcome to our dedicated page for Minerals Tech SEC filings (Ticker: MTX), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
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.
FEDER FRANKLIN reported acquisition or exercise transactions in this Form 4 filing.
Minerals Technologies Inc. director Franklin Feder received a grant of 40.867 phantom stock units on March 6, 2026. Each unit is the economic equivalent of one share of common stock and was granted under the company’s deferred compensation plan, increasing his phantom unit balance to 22,984.003 units, to be settled in cash when his board service ends.
Deans Alison Ann reported acquisition or exercise transactions in this Form 4 filing.
Minerals Technologies Inc. director Alison Ann Deans received 27.451 phantom stock units tied to the company’s common stock. Each unit is economically equivalent to one share and was granted under the non-employee director deferred compensation and unit award plan. Following this award, she holds 15,439.088 phantom stock units, which will be settled in cash when her board service ends.
CLARK ROBERT L reported acquisition or exercise transactions in this Form 4 filing.
MINERALS TECHNOLOGIES INC director Robert L. Clark reported receiving a grant of 56.439 phantom stock units on March 6, 2026. Each phantom stock unit is the economic equivalent of one share of common stock and is accrued under the company’s Non-Funded Deferred Compensation and Unit Award Plan for Non-Employee Directors.
These phantom stock units will be settled in cash when Clark’s service as a director ends. Following this award, he holds a total of 31,742.243 phantom stock units directly, reflecting ongoing board compensation rather than an open-market share purchase or sale.
CARMOLA JOHN J reported acquisition or exercise transactions in this Form 4 filing.
Minerals Technologies Inc. director John J. Carmola received a grant of 46.236 phantom stock units, bringing his total phantom stock holdings to 26,003.668 units. Each unit is economically equivalent to one share of common stock and will be settled in cash when his board service ends, reflecting routine non-employee director compensation rather than an open-market trade.
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.