NEUROONE MEDICAL TECHNOLOGIES Corp SEC filings NMTC
NEUROONE MEDICAL TECHNOLOGIES Corp has 653 filings in SEC EDGAR's recent list, going back to Oct 4, 2010. Its latest annual report, Form ARS, was filed on Mar 9, 2026 for the period ended Sep 30, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 13, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 5, 2026 (results of operations, other events). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Sep 8, 2026 | Aug 27, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 28, 2026 |
| 4 | Insider transaction | Aug 28, 2026 | Aug 28, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 14, 2026 | — |
| 3 | Initial insider ownership | Jul 14, 2026 | Jul 10, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jun 30, 2026 |
| 144 | Notice of proposed sale | Jun 30, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 21, 2026 | — |
| 4 | Insider transaction | Apr 7, 2026 | Apr 3, 2026 |
| 4 | Insider transaction | Apr 7, 2026 | Apr 3, 2026 |
| 4 | Insider transaction | Apr 7, 2026 | Apr 3, 2026 |
| 4 | Insider transaction | Apr 7, 2026 | Apr 3, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Mar 30, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Mar 31, 2026 |
| 4 | Insider transaction | Apr 1, 2026 | Mar 31, 2026 |
| 4 | Insider transaction | Mar 16, 2026 | Mar 12, 2026 |
| 4 | Insider transaction | Mar 12, 2026 | Mar 10, 2026 |
| 144 | Notice of proposed sale | Mar 9, 2026 | — |
| 4 | Insider transaction | Mar 3, 2026 | Mar 1, 2026 |
| 3 | Initial insider ownership | Mar 3, 2026 | Mar 1, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 18, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 18, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 18, 2026 |
| 4 | Insider transaction | Jan 5, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Jan 5, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Jan 5, 2026 | Dec 31, 2025 |
| 4 | Insider transaction | Jan 2, 2026 | Dec 18, 2025 |
| 3 | Initial insider ownership | Jan 2, 2026 | Dec 18, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 12, 2025 | — |
| 4 | Insider transaction | Oct 1, 2025 | Sep 30, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Sep 30, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Sep 30, 2025 |
| 4 | Insider transaction | Sep 9, 2025 | Sep 5, 2025 |
| 144 | Notice of proposed sale | Aug 20, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 13, 2025 | — |
| 4 | Insider transaction | Jul 2, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jul 2, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jun 25, 2025 | Jun 23, 2025 |
| 4 | Insider transaction | Jun 25, 2025 | Jun 23, 2025 |
| 4 | Insider transaction | Jun 25, 2025 | Jun 23, 2025 |
| 4 | Insider transaction | Jun 5, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Jun 3, 2025 | Jun 1, 2025 |
| 3 | Initial insider ownership | Jun 3, 2025 | Jun 1, 2025 |
| 4 | Insider transaction | May 23, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 19, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 9, 2025 | — |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 21, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 7, 2025 | Apr 4, 2025 |
| 4 | Insider transaction | Apr 7, 2025 | Apr 4, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 144 | Notice of proposed sale | Mar 14, 2025 | — |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 20, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 4, 2025 | — |
| 4 | Insider transaction | Feb 4, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 4, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Feb 4, 2025 | Jan 31, 2025 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Dec 3, 2024 | Nov 30, 2024 |
| 4 | Insider transaction | Dec 3, 2024 | Nov 30, 2024 |
| 4 | Insider transaction | Dec 3, 2024 | Nov 30, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 25, 2024 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| 4 | Insider transaction | Nov 1, 2024 | Oct 31, 2024 |
| 4 | Insider transaction | Nov 1, 2024 | Oct 31, 2024 |
| 4 | Insider transaction | Nov 1, 2024 | Oct 31, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 2, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Sep 4, 2024 | Aug 31, 2024 |
| 4 | Insider transaction | Sep 4, 2024 | Aug 31, 2024 |
| 4 | Insider transaction | Sep 4, 2024 | Aug 31, 2024 |
| 4 | Insider transaction | Aug 5, 2024 | Aug 1, 2024 |
| 4 | Insider transaction | Aug 2, 2024 | Jul 31, 2024 |
| 4 | Insider transaction | Aug 2, 2024 | Jul 31, 2024 |
| 4 | Insider transaction | Aug 2, 2024 | Jul 31, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 2, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jun 11, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 7, 2024 | Jun 5, 2024 |
| 4 | Insider transaction | Jun 4, 2024 | May 31, 2024 |
| 4 | Insider transaction | Jun 4, 2024 | May 31, 2024 |
| 4 | Insider transaction | Jun 4, 2024 | May 31, 2024 |
| 144 | Notice of proposed sale | May 24, 2024 | — |
| 4 | Insider transaction | May 2, 2024 | Apr 30, 2024 |
| 4 | Insider transaction | May 2, 2024 | Apr 30, 2024 |
| 4 | Insider transaction | May 2, 2024 | Apr 30, 2024 |
| 4 | Insider transaction | Apr 23, 2024 | Apr 21, 2024 |
| 4 | Insider transaction | Apr 23, 2024 | Apr 21, 2024 |
| 4 | Insider transaction | Apr 23, 2024 | Apr 21, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 2, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Feb 21, 2024 | Feb 18, 2024 |
| 4 | Insider transaction | Feb 21, 2024 | Feb 18, 2024 |
| 4 | Insider transaction | Feb 21, 2024 | Feb 18, 2024 |
| 4 | Insider transaction | Feb 21, 2024 | Feb 18, 2024 |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2024 | — |
| 4 | Insider transaction | Feb 1, 2024 | Jan 31, 2024 |
| 4 | Insider transaction | Feb 1, 2024 | Jan 31, 2024 |
| 4 | Insider transaction | Feb 1, 2024 | Jan 31, 2024 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 29, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Jan 11, 2024 | — |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Jan 3, 2024 | Dec 31, 2023 |
| 4 | Insider transaction | Dec 27, 2023 | Dec 26, 2023 |
| 4 | Insider transaction | Dec 26, 2023 | Dec 21, 2023 |
| 4 | Insider transaction | Dec 26, 2023 | Dec 21, 2023 |
| 144 | Notice of proposed sale | Dec 21, 2023 | — |
| 4 | Insider transaction | Dec 4, 2023 | Nov 30, 2023 |
| 4 | Insider transaction | Dec 4, 2023 | Nov 30, 2023 |
| 4 | Insider transaction | Dec 4, 2023 | Nov 30, 2023 |
| 4 | Insider transaction | Nov 14, 2023 | Nov 10, 2023 |
| 3 | Initial insider ownership | Nov 14, 2023 | Nov 10, 2023 |
| 4 | Insider transaction | Nov 13, 2023 | Nov 9, 2023 |
| 4 | Insider transaction | Nov 13, 2023 | Nov 9, 2023 |
| 4 | Insider transaction | Nov 13, 2023 | Nov 9, 2023 |
| 4 | Insider transaction | Nov 13, 2023 | Nov 9, 2023 |
| 4 | Insider transaction | Nov 3, 2023 | Nov 2, 2023 |
| 4 | Insider transaction | Nov 3, 2023 | Nov 2, 2023 |
| 4 | Insider transaction | Nov 3, 2023 | Nov 2, 2023 |
| 4 | Insider transaction | Nov 2, 2023 | Oct 31, 2023 |
| 4 | Insider transaction | Nov 2, 2023 | Oct 31, 2023 |
| 4 | Insider transaction | Nov 2, 2023 | Oct 31, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Sep 30, 2023 |
| 4 | Insider transaction | Sep 14, 2023 | Sep 13, 2023 |
| 4 | Insider transaction | Sep 5, 2023 | Aug 31, 2023 |
| 4 | Insider transaction | Sep 5, 2023 | Aug 31, 2023 |
| 4 | Insider transaction | Sep 5, 2023 | Aug 31, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Aug 2, 2023 | — |
| 4 | Insider transaction | Aug 1, 2023 | Jul 31, 2023 |
| 4 | Insider transaction | Aug 1, 2023 | Jul 31, 2023 |
| 4 | Insider transaction | Aug 1, 2023 | Jul 31, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jul 5, 2023 | Jun 30, 2023 |
| 4 | Insider transaction | Jun 1, 2023 | May 31, 2023 |
| 4 | Insider transaction | Jun 1, 2023 | May 31, 2023 |
| 4 | Insider transaction | Jun 1, 2023 | May 31, 2023 |
| 4 | Insider transaction | May 2, 2023 | Apr 30, 2023 |
| 4 | Insider transaction | May 2, 2023 | Apr 30, 2023 |
| 4 | Insider transaction | May 2, 2023 | Apr 30, 2023 |
| 4 | Insider transaction | Apr 25, 2023 | Apr 21, 2023 |
| 4 | Insider transaction | Apr 25, 2023 | Apr 21, 2023 |
| 4 | Insider transaction | Apr 25, 2023 | Apr 21, 2023 |
| 4 | Insider transaction | Apr 25, 2023 | Apr 21, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Apr 4, 2023 | Mar 31, 2023 |
| 4 | Insider transaction | Mar 24, 2023 | Mar 21, 2023 |
| 4 | Insider transaction | Mar 20, 2023 | Mar 16, 2023 |
| 4 | Insider transaction | Mar 20, 2023 | Mar 16, 2023 |
| 4 | Insider transaction | Mar 20, 2023 | Mar 16, 2023 |
| 4 | Insider transaction | Feb 7, 2023 | Feb 3, 2023 |
| 4 | Insider transaction | Feb 7, 2023 | Feb 3, 2023 |
| 4 | Insider transaction | Feb 7, 2023 | Feb 3, 2023 |
| 4 | Insider transaction | Jun 16, 2022 | Jun 15, 2022 |
| 4 | Insider transaction | Jun 14, 2022 | Jun 10, 2022 |
| 4 | Insider transaction | Jun 2, 2022 | May 31, 2022 |
| 4 | Insider transaction | Jun 2, 2022 | May 31, 2022 |
| 4 | Insider transaction | Jun 2, 2022 | May 31, 2022 |
| 4 | Insider transaction | May 24, 2022 | May 20, 2022 |
| 4 | Insider transaction | Feb 4, 2022 | Feb 3, 2022 |
| 4 | Insider transaction | Feb 4, 2022 | Feb 3, 2022 |
| 4 | Insider transaction | Feb 4, 2022 | Feb 3, 2022 |
| 4 | Insider transaction | Feb 4, 2022 | Feb 3, 2022 |
| 4/A | Primary document | Feb 4, 2022 | Jun 23, 2021 |
| 4 | Insider transaction | Oct 7, 2021 | May 26, 2021 |
| 4 | Insider transaction | Jun 25, 2021 | Jun 23, 2021 |
| 4 | Insider transaction | Jun 4, 2021 | Jun 2, 2021 |
| 4 | Insider transaction | Jun 4, 2021 | Jun 2, 2021 |
| 4 | Insider transaction | Jun 4, 2021 | Jun 2, 2021 |
| 4 | Insider transaction | Apr 28, 2021 | Apr 26, 2021 |
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
- Surgical & Medical Instruments & Apparatus (SIC 3841)
- Listed as
- NMTC (Nasdaq)
- Fiscal year ends
- September 30
- Incorporated in
- DE
- Headquarters
- Eden Prairie, MN
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1500198
- Former names
- Original Source Entertainment, Inc. (until May 22, 2017)
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All 151 Surgical & Medical Instruments & Apparatus companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.