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MINERALS TECHNOLOGIES INC

For the period ended Oct 4, 2026. Filed Oct 30, 2026.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Oct 4, 2026 · Filed Oct 30, 2026

MTX$62.59+1.6%Stored close · as of Nov 9, 2026

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Item 6. Exhibits

Exhibit No.Exhibit Title
4.1Indenture, dated as of October 13, 2026, by and among Minerals Technologies Inc., the subsidiary guarantors from time to time party thereto and U.S. Bank Trust Company, National Association, as trustee (incorporated by reference to Exhibit 4.1 to the Company's Current Report on Form 8-K filed on October 13, 2026)
10.1Refinancing Facility Agreement and Incremental Facility Amendment dated as of October 13, 2026, among Minerals Technologies Inc., certain subsidiaries party thereto, the lenders party thereto and JPMorgan Chase Bank, N.A., as Administrative Agent (incorporated by reference to Exhibit 10.1 to the Company's Current Report on Form 8-K filed on October 13, 2026)*
15Letter Regarding Unaudited Interim Financial Information.
31.1Rule 13a-14(a)/15d-14(a) Certification executed by the Company’s principal executive officer.
31.2Rule 13a-14(a)/15d-14(a) Certification executed by the Company’s principal financial officer.
32Section 1350 Certifications.
95Information concerning Mine Safety Violations
99Risk Factors
101.INSXBRL Instance Document (the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document).
101.SCHInline XBRL Taxonomy Extension Schema
101.CALInline XBRL Taxonomy Extension Calculation Linkbase
101.DEFInline XBRL Taxonomy Extension Definition Linkbase
101.LABInline XBRL Taxonomy Extension Label Linkbase
101.PREInline XBRL Taxonomy Extension Presentation Linkbase
104Cover Page Interactive Data File (formatted as inline XBRL and contain in Exhibit 101).

*Pursuant to Item 601(a)(5) of Regulation S-K, certain exhibits and schedules to this agreement have been omitted. The registrant agrees to furnish supplementally to the Securities and Exchange Commission a copy of any omitted exhibit or schedule upon request by the Securities and Exchange Commission.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.