M-tron Industries, Inc. SEC filings MPTI
M-tron Industries, Inc. has 283 filings in SEC EDGAR's recent list, going back to May 11, 2022. Its latest annual report, Form ARS, was filed on May 13, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 12, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 31, 2026 (regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 23, 2026 | — |
| S-8 | Employee stock plan registration | Sep 23, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 31, 2026 | Aug 27, 2026 |
| 4 | Insider transaction | Aug 19, 2026 | Aug 11, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 14, 2026 | — |
| 10-Q | Quarterly report | Aug 12, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 12, 2026 | Aug 12, 2026 |
| 144 | Notice of proposed sale | Aug 11, 2026 | — |
| 4 | Insider transaction | Aug 5, 2026 | Mar 19, 2026 |
| 4 | Insider transaction | Aug 5, 2026 | Mar 19, 2026 |
| 4 | Insider transaction | Aug 5, 2026 | Mar 19, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 3, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 29, 2026 | — |
| 8-K |
Current report
Shareholder vote results
|
Jun 18, 2026 | Jun 16, 2026 |
| SD | Specialized disclosure (conflict minerals) | Jun 1, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 14, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 14, 2026 | May 12, 2026 |
| 10-Q | Quarterly report | May 13, 2026 | Mar 31, 2026 |
| 15-12G | Deregistration | May 13, 2026 | — |
| ARS | Annual report to shareholders | May 13, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 8, 2026 | May 7, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 4, 2026 | Apr 28, 2026 |
| DEF 14A | Proxy statement | Apr 30, 2026 | Jun 16, 2026 |
| 4 | Insider transaction | Apr 29, 2026 | Apr 10, 2026 |
| 4/A | Form 4/a | Apr 29, 2026 | Apr 9, 2026 |
| 4 | Insider transaction | Apr 28, 2026 | Apr 13, 2026 |
| 4 | Insider transaction | Apr 28, 2026 | Apr 20, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 27, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 27, 2026 | Apr 27, 2026 |
| 4 | Insider transaction | Apr 24, 2026 | Apr 7, 2026 |
| 4 | Insider transaction | Apr 23, 2026 | Apr 14, 2026 |
| 8-K |
Current report
Other events
|
Apr 21, 2026 | Apr 21, 2026 |
| 4 | Insider transaction | Apr 16, 2026 | Apr 14, 2026 |
| 144 | Notice of proposed sale | Apr 14, 2026 | — |
| 144 | Notice of proposed sale | Apr 14, 2026 | — |
| 8-K |
Current report
Other events
|
Apr 9, 2026 | Apr 9, 2026 |
| 4 | Insider transaction | Apr 7, 2026 | Apr 2, 2026 |
| 4 | Insider transaction | Apr 7, 2026 | Aug 11, 2025 |
| 4 | Insider transaction | Apr 7, 2026 | Apr 2, 2026 |
| 4/A | Form 4/a | Apr 7, 2026 | Dec 19, 2025 |
| 8-K/A | Amended current report | Mar 31, 2026 | Mar 30, 2026 |
| 8-A12B/A | Form 8-a12b/a | Mar 31, 2026 | — |
| 8-A12B | Form 8-a12b | Mar 30, 2026 | — |
| 8-K |
Current report
Other events
|
Mar 30, 2026 | Mar 30, 2026 |
| 424B2 | Prospectus | Mar 30, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Mar 27, 2026 | — |
| 10-K | Annual report | Mar 26, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Mar 24, 2026 | Mar 24, 2026 |
| 4 | Insider transaction | Mar 23, 2026 | Mar 19, 2026 |
| 4 | Insider transaction | Mar 23, 2026 | Mar 19, 2026 |
| 4 | Insider transaction | Mar 23, 2026 | Mar 19, 2026 |
| 4 | Insider transaction | Mar 23, 2026 | Mar 19, 2026 |
| 4 | Insider transaction | Mar 23, 2026 | Mar 19, 2026 |
| 4 | Insider transaction | Mar 23, 2026 | Mar 19, 2026 |
| 4 | Insider transaction | Mar 23, 2026 | Mar 19, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Mar 18, 2026 | Mar 18, 2026 |
| 15-12G | Deregistration | Jan 9, 2026 | — |
| 4 | Insider transaction | Jan 8, 2026 | Jan 6, 2026 |
| 4 | Insider transaction | Jan 7, 2026 | Dec 23, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Jan 7, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Dec 31, 2025 | Dec 23, 2025 |
| 4 | Insider transaction | Dec 30, 2025 | Dec 19, 2025 |
| 4 | Insider transaction | Dec 30, 2025 | Dec 22, 2025 |
| 25-NSE | Delisting notice | Dec 29, 2025 | — |
| 4 | Insider transaction | Dec 23, 2025 | Dec 18, 2025 |
| 4 | Insider transaction | Dec 23, 2025 | Dec 4, 2025 |
| 4 | Insider transaction | Dec 23, 2025 | Dec 19, 2025 |
| 4 | Insider transaction | Dec 19, 2025 | Dec 5, 2025 |
| 8-K |
Current report
Other events
|
Dec 10, 2025 | Dec 9, 2025 |
| 8-K/A |
Amended current report
Officer or director change
|
Dec 5, 2025 | Nov 6, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 25, 2025 | Nov 20, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Nov 13, 2025 | Nov 6, 2025 |
| 10-Q | Quarterly report | Nov 12, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 12, 2025 | Nov 12, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 4, 2025 | Nov 4, 2025 |
| 8-K |
Current report
Other events
|
Oct 23, 2025 | Oct 20, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 11, 2025 | Sep 10, 2025 |
| 10-Q | Quarterly report | Aug 12, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 12, 2025 | Aug 12, 2025 |
| 4 | Insider transaction | Jun 27, 2025 | Jun 27, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 12, 2025 | Jun 10, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 10, 2025 | Jun 10, 2025 |
| SD | Specialized disclosure (conflict minerals) | Jun 2, 2025 | — |
| 4 | Insider transaction | May 30, 2025 | May 28, 2025 |
| 10-Q | Quarterly report | May 13, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 13, 2025 | May 13, 2025 |
| ARS | Annual report to shareholders | Apr 30, 2025 | Dec 31, 2024 |
| DEF 14A | Proxy statement | Apr 30, 2025 | Jun 11, 2025 |
| CERT | Nyse american certification | Apr 29, 2025 | — |
| 8-A12B | Form 8-a12b | Apr 29, 2025 | — |
| 8-K/A |
Amended current report
Material agreement
|
Apr 25, 2025 | Apr 25, 2025 |
| 424B2 | Prospectus | Apr 25, 2025 | — |
| 8-A12G | Form 8-a12g | Apr 25, 2025 | — |
| 8-K |
Current report
Material agreement
|
Apr 25, 2025 | Apr 25, 2025 |
| 4 | Insider transaction | Apr 8, 2025 | Apr 4, 2025 |
| 4 | Insider transaction | Apr 8, 2025 | Apr 4, 2025 |
| 4 | Insider transaction | Apr 8, 2025 | Apr 4, 2025 |
| 4 | Insider transaction | Apr 4, 2025 | Oct 3, 2024 |
| 3 | Initial insider ownership | Apr 4, 2025 | Oct 3, 2024 |
| 4 | Insider transaction | Mar 31, 2025 | Mar 21, 2025 |
| 10-K | Annual report | Mar 27, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Mar 27, 2025 | Mar 27, 2025 |
| 4 | Insider transaction | Mar 26, 2025 | Mar 21, 2025 |
| 4 | Insider transaction | Mar 25, 2025 | Mar 21, 2025 |
| 4 | Insider transaction | Mar 25, 2025 | Mar 21, 2025 |
| 4 | Insider transaction | Mar 25, 2025 | Mar 21, 2025 |
| 4 | Insider transaction | Mar 25, 2025 | Mar 21, 2025 |
| 4 | Insider transaction | Mar 25, 2025 | Mar 21, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 24, 2025 | Mar 20, 2025 |
| 8-K |
Current report
Other events
|
Feb 28, 2025 | Feb 27, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 26, 2025 | Feb 26, 2025 |
| 8-K |
Current report
Officer or director change, Other events
|
Feb 21, 2025 | Feb 17, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 20, 2025 | Feb 20, 2025 |
| EFFECT | Filing | Feb 11, 2025 | — |
| CORRESP | Letter to the SEC | Feb 6, 2025 | — |
| UPLOAD | Letter from the SEC | Feb 5, 2025 | — |
| DEL AM | Form del am | Feb 3, 2025 | — |
| S-3 | Shelf registration | Jan 31, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 17, 2025 | Jan 17, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Dec 16, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Nov 27, 2024 | — |
| 4 | Insider transaction | Nov 20, 2024 | Nov 19, 2024 |
| 4 | Insider transaction | Nov 18, 2024 | Nov 15, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Nov 15, 2024 | — |
| 4 | Insider transaction | Nov 15, 2024 | Nov 14, 2024 |
| 4 | Insider transaction | Nov 14, 2024 | Nov 13, 2024 |
| 10-Q | Quarterly report | Nov 13, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 13, 2024 | Nov 13, 2024 |
| 4 | Insider transaction | Nov 12, 2024 | Nov 8, 2024 |
| 4 | Insider transaction | Nov 8, 2024 | Nov 7, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Nov 8, 2024 | — |
| 4 | Insider transaction | Nov 7, 2024 | Nov 6, 2024 |
| 4 | Insider transaction | Oct 15, 2024 | Oct 11, 2024 |
| 4 | Insider transaction | Oct 15, 2024 | Oct 10, 2024 |
| 8-K |
Current report
Officer or director change
|
Oct 9, 2024 | Oct 3, 2024 |
| 4 | Insider transaction | Oct 1, 2024 | Oct 1, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 18, 2024 | Sep 18, 2024 |
| 4 | Insider transaction | Sep 16, 2024 | Sep 13, 2024 |
| 4 | Insider transaction | Sep 10, 2024 | Sep 9, 2024 |
| 4 | Insider transaction | Aug 29, 2024 | Aug 28, 2024 |
| 4 | Insider transaction | Aug 27, 2024 | Aug 26, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Aug 21, 2024 | — |
| 4 | Insider transaction | Aug 20, 2024 | Aug 19, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 14, 2024 | Aug 14, 2024 |
| 10-Q | Quarterly report | Aug 14, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jun 25, 2024 | Jun 13, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Jun 18, 2024 | Jun 11, 2024 |
| 4 | Insider transaction | Jun 13, 2024 | Jun 10, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 30, 2024 | — |
| 4 | Insider transaction | May 29, 2024 | Apr 8, 2024 |
| 10-Q | Quarterly report | May 14, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 7, 2024 | May 7, 2024 |
| DEF 14A | Proxy statement | Apr 29, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Apr 23, 2024 | Apr 19, 2024 |
| 8-K |
Current report
Officer or director change
|
Apr 16, 2024 | Apr 16, 2024 |
| 4 | Insider transaction | Apr 10, 2024 | Mar 18, 2024 |
| 8-K |
Current report
Other events
|
Mar 26, 2024 | Mar 26, 2024 |
| 4 | Insider transaction | Mar 25, 2024 | Mar 21, 2024 |
| 4 | Insider transaction | Mar 25, 2024 | Mar 21, 2024 |
| 4 | Insider transaction | Mar 25, 2024 | Mar 21, 2024 |
| 4 | Insider transaction | Mar 25, 2024 | Mar 21, 2024 |
| 4 | Insider transaction | Mar 25, 2024 | Mar 21, 2024 |
| 4 | Insider transaction | Mar 25, 2024 | Mar 21, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Mar 25, 2024 | Mar 25, 2024 |
| 10-K | Annual report | Mar 25, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Mar 25, 2024 | Mar 21, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 4, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Mar 7, 2024 | — |
| 4 | Insider transaction | Feb 22, 2024 | Feb 20, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Jan 16, 2024 | — |
| 4 | Insider transaction | Jan 16, 2024 | Dec 21, 2023 |
| 4 | Insider transaction | Jan 12, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Jan 10, 2024 | Jan 9, 2024 |
| 144 | Notice of proposed sale | Jan 10, 2024 | — |
| 144 | Notice of proposed sale | Jan 9, 2024 | — |
| 4 | Insider transaction | Jan 8, 2024 | Jan 5, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Jan 8, 2024 | — |
| 4 | Insider transaction | Jan 8, 2024 | Jan 4, 2024 |
| 4 | Insider transaction | Jan 5, 2024 | Jan 3, 2024 |
| 4 | Insider transaction | Jan 4, 2024 | Jan 3, 2024 |
| 4 | Insider transaction | Jan 4, 2024 | Jan 3, 2024 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 29, 2023 |
| 4 | Insider transaction | Dec 29, 2023 | Dec 7, 2023 |
| 8-K |
Current report
Other events
|
Dec 28, 2023 | Dec 28, 2023 |
| SC 13D/A | Amended ownership over 5% (active) | Dec 26, 2023 | — |
| 4 | Insider transaction | Dec 26, 2023 | Dec 15, 2023 |
| 4 | Insider transaction | Dec 18, 2023 | Dec 14, 2023 |
| 144 | Notice of proposed sale | Dec 13, 2023 | — |
| 4 | Insider transaction | Dec 13, 2023 | Dec 11, 2023 |
| 144 | Notice of proposed sale | Dec 12, 2023 | — |
| SC 13D/A | Amended ownership over 5% (active) | Dec 12, 2023 | — |
| 4 | Insider transaction | Dec 12, 2023 | Dec 5, 2023 |
| SC 13D/A | Amended ownership over 5% (active) | Dec 11, 2023 | — |
| 4 | Insider transaction | Dec 8, 2023 | Dec 7, 2023 |
| 4 | Insider transaction | Dec 7, 2023 | Dec 7, 2023 |
| 4 | Insider transaction | Dec 6, 2023 | Dec 4, 2023 |
| SC 13D/A | Amended ownership over 5% (active) | Dec 5, 2023 | — |
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
- Electronic Components, NEC (SIC 3679)
- Listed as
- MPTI (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Orlando, FL
- SEC filer status
- , Emerging growth company
- SEC CIK
- 1902314
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.