Matternet, Inc. SEC filings MTTN
Matternet, Inc. has 56 filings in SEC EDGAR's recent list, going back to Aug 1, 2025. Its latest annual report, Form 10-K, was filed on Mar 30, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 19, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 28, 2026 (bylaw or fiscal year change). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| PRE 14A | Preliminary proxy statement | Nov 2, 2026 | Nov 2, 2026 |
| 424B5 | Prospectus supplement | Oct 28, 2026 | — |
| 8-K |
Current report
Bylaw or fiscal year change
|
Oct 28, 2026 | Oct 22, 2026 |
| 424B5 | Prospectus supplement | Oct 7, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Oct 7, 2026 | Oct 1, 2026 |
| 424B5 | Prospectus supplement | Sep 28, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Sep 28, 2026 | Sep 25, 2026 |
| 424B5 | Prospectus supplement | Sep 21, 2026 | — |
| 8-K |
Current report
Other events
|
Sep 21, 2026 | Sep 21, 2026 |
| 424B5 | Prospectus supplement | Aug 19, 2026 | — |
| 10-Q | Quarterly report | Aug 19, 2026 | Jun 30, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 18, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 17, 2026 | — |
| NT 10-Q | Notification of late filing | Aug 17, 2026 | Jun 30, 2026 |
| EFFECT | Filing | Aug 11, 2026 | — |
| 424B5 | Prospectus supplement | Aug 11, 2026 | — |
| 4 | Insider transaction | Aug 5, 2026 | Aug 3, 2026 |
| 3 | Initial insider ownership | Aug 5, 2026 | Jul 28, 2026 |
| S-1/A | Amended registration statement | Aug 3, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Jul 30, 2026 | Jul 28, 2026 |
| S-1 | Registration statement | Jun 30, 2026 | — |
| 8-K |
Current report
Unregistered share sale, Officer or director change
|
Jun 15, 2026 | Jun 9, 2026 |
| D | Filing | Jun 8, 2026 | — |
| D | Filing | Jun 8, 2026 | — |
| SCHEDULE 13D | Ownership over 5% (active) | Jun 1, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jun 1, 2026 | — |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Unregistered share sale, Change to shareholder rights, Auditor change, Change in control, Officer or director change, Bylaw or fiscal year change
|
May 29, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 3 | Initial insider ownership | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 3 | Initial insider ownership | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 3 | Initial insider ownership | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 3 | Initial insider ownership | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 3 | Initial insider ownership | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 3 | Initial insider ownership | May 27, 2026 | May 22, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 3 | Initial insider ownership | May 27, 2026 | May 22, 2026 |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| SC 14F1 | Schedule 14f-1 | Apr 30, 2026 | — |
| 10-K | Annual report | Mar 30, 2026 | Dec 31, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| 10-Q | Quarterly report | Nov 13, 2025 | Sep 30, 2025 |
| 3 | Initial insider ownership | Sep 30, 2025 | Sep 30, 2025 |
| 3 | Initial insider ownership | Sep 30, 2025 | Sep 30, 2025 |
| UPLOAD | Letter from the SEC | Sep 23, 2025 | — |
| CORRESP | Letter to the SEC | Sep 19, 2025 | — |
| 10-12G/A | Amendment no. 1 to form 10-12g | Sep 19, 2025 | — |
| UPLOAD | Letter from the SEC | Aug 22, 2025 | — |
| 10-12G | General form for registration of securities | Aug 1, 2025 | — |
Showing 56 filings. 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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Source: SEC EDGAR filings. This is company-reported data, not investment advice.