Minerals Technologies Inc SEC filings MTX
Minerals Technologies Inc has 1,004 filings in SEC EDGAR's recent list, going back to Dec 11, 2018. Its latest annual report, Form ARS, was filed on Apr 2, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 30, 2026, covering the quarter ended Oct 4, 2026. The most recent current report (Form 8-K) was filed on Oct 29, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Oct 30, 2026 | Oct 4, 2026 |
| 8-K |
Current report
Results of operations
|
Oct 29, 2026 | Oct 29, 2026 |
| 8-K |
Current report
Other events
|
Oct 21, 2026 | Oct 21, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 13, 2026 | Oct 13, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Oct 1, 2026 |
| 8-K |
Current report
Other events
|
Oct 2, 2026 | Oct 1, 2026 |
| 8-K |
Current report
Other events
|
Oct 1, 2026 | Oct 1, 2026 |
| SD | Specialized disclosure (conflict minerals) | Sep 28, 2026 | — |
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 6, 2026 | — |
| 10-Q | Quarterly report | Jul 31, 2026 | Jul 5, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 30, 2026 | Jul 30, 2026 |
| 8-K |
Current report
Other events
|
Jul 22, 2026 | Jul 22, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 8-K |
Current report
Other events
|
Jun 29, 2026 | Jun 29, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 11-K | Employee savings plan report | Jun 17, 2026 | Dec 31, 2025 |
| SD | Specialized disclosure (conflict minerals) | Jun 1, 2026 | — |
| 4 | Insider transaction | May 21, 2026 | May 20, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 20, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 20, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 20, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 20, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 20, 2026 |
| 4 | Insider transaction | May 21, 2026 | May 20, 2026 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 20, 2026 | May 19, 2026 |
| 4 | Insider transaction | May 18, 2026 | May 14, 2026 |
| 144 | Notice of proposed sale | May 14, 2026 | — |
| 4 | Insider transaction | May 13, 2026 | May 11, 2026 |
| 144 | Notice of proposed sale | May 11, 2026 | — |
| 144 | Notice of proposed sale | May 6, 2026 | — |
| 144 | Notice of proposed sale | May 6, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 6, 2026 | — |
| 10-Q | Quarterly report | May 1, 2026 | Apr 5, 2026 |
| 8-K |
Current report
Results of operations
|
Apr 30, 2026 | Apr 30, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 30, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 29, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Apr 9, 2026 | Apr 5, 2026 |
| 4 | Insider transaction | Apr 3, 2026 | Apr 1, 2026 |
| 4 | Insider transaction | Apr 2, 2026 | Apr 1, 2026 |
| ARS | Annual report to shareholders | Apr 2, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 2, 2026 | — |
| DEF 14A | Proxy statement | Apr 2, 2026 | May 20, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Mar 24, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 6, 2026 |
| 10-K | Annual report | Feb 20, 2026 | Dec 31, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 6, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 5, 2026 | — |
| 8-K | Current report | Jan 29, 2026 | Jan 29, 2026 |
| 4 | Insider transaction | Jan 27, 2026 | Jan 23, 2026 |
| 4 | Insider transaction | Jan 27, 2026 | Jan 23, 2026 |
| 4 | Insider transaction | Jan 27, 2026 | Jan 23, 2026 |
| 4 | Insider transaction | Jan 27, 2026 | Jan 23, 2026 |
| 4 | Insider transaction | Jan 27, 2026 | Jan 23, 2026 |
| 4 | Insider transaction | Jan 27, 2026 | Jan 23, 2026 |
| 4 | Insider transaction | Jan 27, 2026 | Jan 23, 2026 |
| 4 | Insider transaction | Jan 27, 2026 | Jan 23, 2026 |
| 4 | Insider transaction | Jan 23, 2026 | Jan 21, 2026 |
| 4 | Insider transaction | Jan 23, 2026 | Jan 21, 2026 |
| 4 | Insider transaction | Jan 23, 2026 | Jan 21, 2026 |
| 4 | Insider transaction | Jan 23, 2026 | Jan 21, 2026 |
| 4 | Insider transaction | Jan 23, 2026 | Jan 21, 2026 |
| 4 | Insider transaction | Jan 23, 2026 | Jan 21, 2026 |
| 4 | Insider transaction | Jan 23, 2026 | Jan 21, 2026 |
| 4 | Insider transaction | Jan 23, 2026 | Jan 21, 2026 |
| 4 | Insider transaction | Jan 22, 2026 | Jan 20, 2026 |
| 4 | Insider transaction | Jan 22, 2026 | Jan 20, 2026 |
| 4 | Insider transaction | Jan 22, 2026 | Jan 20, 2026 |
| 4 | Insider transaction | Jan 22, 2026 | Jan 20, 2026 |
| 4 | Insider transaction | Jan 22, 2026 | Jan 20, 2026 |
| 4 | Insider transaction | Jan 22, 2026 | Jan 20, 2026 |
| 4 | Insider transaction | Jan 22, 2026 | Jan 20, 2026 |
| 8-K |
Current report
Other events
|
Jan 21, 2026 | Jan 21, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Dec 31, 2025 | Dec 29, 2025 |
| 144 | Notice of proposed sale | Dec 29, 2025 | — |
| 4 | Insider transaction | Dec 8, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Dec 8, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Dec 8, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Dec 8, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Dec 8, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Dec 8, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Dec 8, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Dec 8, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Dec 8, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Nov 25, 2025 | Nov 21, 2025 |
| 144 | Notice of proposed sale | Nov 21, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 5, 2025 | — |
| 10-Q | Quarterly report | Oct 24, 2025 | Sep 28, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 23, 2025 | Oct 23, 2025 |
| 8-K |
Current report
Other events
|
Oct 16, 2025 | Oct 15, 2025 |
| 4 | Insider transaction | Oct 3, 2025 | Oct 1, 2025 |
| 4 | Insider transaction | Oct 3, 2025 | Oct 1, 2025 |
| SD | Specialized disclosure (conflict minerals) | Sep 29, 2025 | — |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 10-Q | Quarterly report | Jul 25, 2025 | Jun 29, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 24, 2025 | Jul 24, 2025 |
| 8-K |
Current report
Other events
|
Jul 16, 2025 | Jul 16, 2025 |
| 4 | Insider transaction | Jul 3, 2025 | Jul 1, 2025 |
| 4 | Insider transaction | Jul 3, 2025 | Jul 1, 2025 |
| 11-K | Employee savings plan report | Jun 18, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jun 17, 2025 | Jun 16, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | Jun 12, 2025 |
| 4 | Insider transaction | Jun 16, 2025 | May 14, 2025 |
| SD | Specialized disclosure (conflict minerals) | Jun 2, 2025 | — |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 15, 2025 | May 13, 2025 |
| 4 | Insider transaction | May 5, 2025 | May 2, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 30, 2025 |
| 4 | Insider transaction | May 1, 2025 | Apr 30, 2025 |
| DEFA14A | Additional proxy material | May 1, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 28, 2025 | — |
| 10-Q | Quarterly report | Apr 25, 2025 | Mar 30, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 24, 2025 | Apr 24, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 17, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| 4 | Insider transaction | Apr 3, 2025 | Apr 1, 2025 |
| ARS | Annual report to shareholders | Apr 2, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 2, 2025 | — |
| DEF 14A | Proxy statement | Apr 2, 2025 | May 14, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 11, 2025 | Mar 7, 2025 |
| 10-K | Annual report | Feb 21, 2025 | Dec 31, 2024 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 12, 2025 | — |
| 8-K/A |
Amended current report
Results of operations
|
Feb 7, 2025 | Feb 6, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2025 | Feb 6, 2025 |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 24, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 24, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 24, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 24, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 24, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 24, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 24, 2025 |
| 4 | Insider transaction | Jan 28, 2025 | Jan 24, 2025 |
| 4 | Insider transaction | Jan 27, 2025 | Jan 23, 2025 |
| 4 | Insider transaction | Jan 27, 2025 | Jan 23, 2025 |
| 4 | Insider transaction | Jan 27, 2025 | Jan 23, 2025 |
| 4 | Insider transaction | Jan 27, 2025 | Jan 23, 2025 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Industrial Inorganic Chemicals (SIC 2810)
- Listed as
- MTX (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- New York, NY
- SEC filer status
- Large accelerated filer
- SEC CIK
- 891014
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.