Momentus Inc. SEC filings MNTS
Momentus Inc. has 709 filings in SEC EDGAR's recent list, going back to Aug 9, 2019. Its latest annual report, Form ARS, was filed on Apr 10, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 11, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 25, 2026 (agreement ended). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 25-NSE | Delisting notice | Aug 11, 2026 | — |
| EFFECT | Filing | Jun 4, 2026 | — |
| CORRESP | Letter to the SEC | Jun 2, 2026 | — |
| UPLOAD | Letter from the SEC | Jun 1, 2026 | — |
| EFFECT | Filing | Apr 28, 2026 | — |
| CORRESP | Letter to the SEC | Apr 24, 2026 | — |
| UPLOAD | Letter from the SEC | Apr 24, 2026 | — |
| EFFECT | Filing | Feb 5, 2026 | — |
| CORRESP | Letter to the SEC | Feb 3, 2026 | — |
| UPLOAD | Letter from the SEC | Jan 29, 2026 | — |
| DRS | Filing | Jan 12, 2026 | — |
| EFFECT | Filing | Dec 31, 2025 | — |
| CORRESP | Letter to the SEC | Dec 29, 2025 | — |
| NT 10-Q | Filing | Nov 14, 2025 | Sep 30, 2025 |
| CORRESP | Letter to the SEC | Oct 2, 2025 | — |
| D | Filing | Oct 2, 2025 | — |
| EFFECT | Filing | Sep 30, 2025 | — |
| CORRESP | Letter to the SEC | Sep 29, 2025 | — |
| UPLOAD | Letter from the SEC | Sep 29, 2025 | — |
| UPLOAD | Letter from the SEC | Sep 25, 2025 | — |
| NT 10-Q | Filing | Aug 14, 2025 | Jun 30, 2025 |
| EFFECT | Filing | Jul 9, 2025 | — |
| CORRESP | Letter to the SEC | Jul 7, 2025 | — |
| EFFECT | Filing | Jun 30, 2025 | — |
| EFFECT | Filing | Jun 27, 2025 | — |
| CORRESP | Letter to the SEC | Jun 27, 2025 | — |
| CORRESP | Letter to the SEC | Jun 26, 2025 | — |
| CORRESP | Letter to the SEC | Jun 26, 2025 | — |
| CORRESP | Letter to the SEC | Jun 17, 2025 | — |
| UPLOAD | Letter from the SEC | Jun 16, 2025 | — |
| CORRESP | Letter to the SEC | Jun 10, 2025 | — |
| UPLOAD | Letter from the SEC | Jun 6, 2025 | — |
| DRSLTR | Filing | May 30, 2025 | — |
| UPLOAD | Letter from the SEC | May 22, 2025 | — |
| DRS | Filing | May 15, 2025 | — |
| DRSLTR | Filing | May 14, 2025 | — |
| D | Filing | May 9, 2025 | — |
| EFFECT | Filing | Apr 30, 2025 | — |
| CORRESP | Letter to the SEC | Apr 28, 2025 | — |
| UPLOAD | Letter from the SEC | Apr 24, 2025 | — |
| NT 10-K | Filing | Apr 1, 2025 | Dec 31, 2024 |
| EFFECT | Filing | Feb 10, 2025 | — |
| CORRESP | Letter to the SEC | Feb 6, 2025 | — |
| CORRESP | Letter to the SEC | Feb 6, 2025 | — |
| UPLOAD | Letter from the SEC | Jan 27, 2025 | — |
| EFFECT | Filing | Jan 2, 2025 | — |
| CORRESP | Letter to the SEC | Dec 31, 2024 | — |
| EFFECT | Filing | Dec 17, 2024 | — |
| CORRESP | Letter to the SEC | Dec 16, 2024 | — |
| CORRESP | Letter to the SEC | Dec 16, 2024 | — |
| UPLOAD | Letter from the SEC | Dec 16, 2024 | — |
| UPLOAD | Letter from the SEC | Dec 4, 2024 | — |
| EFFECT | Filing | Nov 5, 2024 | — |
| CORRESP | Letter to the SEC | Nov 1, 2024 | — |
| UPLOAD | Letter from the SEC | Oct 23, 2024 | — |
| UPLOAD | Letter from the SEC | Sep 17, 2024 | — |
| CORRESP | Letter to the SEC | Sep 4, 2024 | — |
| UPLOAD | Letter from the SEC | Aug 20, 2024 | — |
| NT 10-Q | Filing | Aug 15, 2024 | Jun 30, 2024 |
| NT 10-Q | Filing | May 17, 2024 | Mar 31, 2024 |
| NT 10-K | Filing | Apr 2, 2024 | Dec 31, 2023 |
| EFFECT | Filing | Sep 16, 2022 | — |
| EFFECT | Filing | Sep 12, 2022 | — |
| CORRESP | Letter to the SEC | Sep 7, 2022 | — |
| UPLOAD | Letter from the SEC | Sep 7, 2022 | — |
| EFFECT | Filing | Sep 14, 2021 | — |
| CORRESP | Letter to the SEC | Sep 13, 2021 | — |
| UPLOAD | Letter from the SEC | Sep 10, 2021 | — |
| 25-NSE | Delisting notice | Aug 12, 2021 | — |
| 425 | Filing | Aug 6, 2021 | — |
| 425 | Current report | Aug 6, 2021 | — |
| 425 | Filing | Aug 6, 2021 | — |
| 425 | Form 425 | Aug 5, 2021 | — |
| 425 | Current report | Aug 5, 2021 | — |
| 425 | Form 425 | Aug 3, 2021 | — |
| 425 | Filing | Aug 2, 2021 | — |
| 425 | Srac blog 425 filing | Aug 2, 2021 | — |
| 425 | Form 425 | Jul 30, 2021 | — |
| 425 | Form 425 | Jul 29, 2021 | — |
| 425 | Form 425 | Jul 28, 2021 | — |
| EFFECT | Filing | Jul 22, 2021 | — |
| CORRESP | Letter to the SEC | Jul 22, 2021 | — |
| CORRESP | Letter to the SEC | Jul 21, 2021 | — |
| UPLOAD | Letter from the SEC | Jul 21, 2021 | — |
| CORRESP | Letter to the SEC | Jul 16, 2021 | — |
| 425 | Current report | Jul 16, 2021 | — |
| 425 | Current report filing | Jul 14, 2021 | — |
| UPLOAD | Letter from the SEC | Jul 13, 2021 | — |
| CORRESP | Letter to the SEC | Jul 12, 2021 | — |
| UPLOAD | Letter from the SEC | Jul 9, 2021 | — |
| 425 | Form 425 | Jun 30, 2021 | — |
| 425 | Current report | Jun 29, 2021 | — |
| 425 | Form 425 | Jun 9, 2021 | — |
| 425 | Current report | Jun 9, 2021 | — |
| 425 | Current report | May 24, 2021 | — |
| UPLOAD | Letter from the SEC | May 19, 2021 | — |
| NT 10-Q | Notification of late filing | May 18, 2021 | Mar 31, 2021 |
| 425 | Form 425 | May 18, 2021 | — |
| 425 | Form 425 | May 13, 2021 | — |
| 425 | Current report | May 13, 2021 | — |
| 425 | Current report | May 11, 2021 | — |
| 425 | Form 425 | May 11, 2021 | — |
| 425 | Form 425 | May 10, 2021 | — |
| 425 | Current report | May 6, 2021 | — |
| 425 | Form 425 | May 6, 2021 | — |
| 425 | Form 425 | May 6, 2021 | — |
| 425 | Form 425 | May 5, 2021 | — |
| 425 | Filing | May 5, 2021 | — |
| 425 | Form 425 | May 4, 2021 | — |
| 425 | Form 425 | May 4, 2021 | — |
| 425 | Form 425 | Apr 28, 2021 | — |
| 425 | Form 425 | Apr 21, 2021 | — |
| 425 | Form 425 | Apr 20, 2021 | — |
| 425 | Form 425 | Apr 19, 2021 | — |
| 425 | Form 425 | Apr 15, 2021 | — |
| 425 | Current report | Apr 8, 2021 | — |
| CORRESP | Letter to the SEC | Apr 7, 2021 | — |
| 425 | Current report | Apr 7, 2021 | — |
| PRER14A | Preliminary revised proxy statement | Apr 7, 2021 | — |
| UPLOAD | Letter from the SEC | Apr 5, 2021 | — |
| 425 | Current report | Jan 25, 2021 | — |
| 425 | Form 425 | Jan 5, 2021 | — |
| 425 | Form 425 | Jan 5, 2021 | — |
| 425 | Current report | Jan 4, 2021 | — |
| 425 | Current report | Dec 14, 2020 | — |
| 425 | Form 425 | Dec 7, 2020 | — |
| 425 | Filing | Dec 4, 2020 | — |
| 425 | Current report | Nov 17, 2020 | — |
| 425 | Filing | Nov 3, 2020 | — |
| 425 | Current report | Nov 2, 2020 | — |
| 425 | Current report | Oct 13, 2020 | — |
| 425 | Current report | Oct 7, 2020 | — |
| 425 | Current report | Oct 7, 2020 | — |
| EFFECT | Filing | Nov 7, 2019 | — |
| CERT | Filing | Nov 7, 2019 | — |
| 8-A12B | For registration of certain classes of securities | Nov 6, 2019 | — |
| CORRESP | Letter to the SEC | Nov 5, 2019 | — |
| CORRESP | Letter to the SEC | Nov 5, 2019 | — |
| CORRESP | Letter to the SEC | Sep 27, 2019 | — |
| UPLOAD | Letter from the SEC | Aug 26, 2019 | — |
| DRS | Filing | Aug 9, 2019 | — |
Showing 141 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Guided Missiles & Space Vehicles & Parts (SIC 3760)
- Listed as
- MNTS (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- San Jose, CA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1781162
- Former names
- Stable Road Acquisition Corp. (until Aug 12, 2021)
Other Guided Missiles & Space Vehicles & Parts companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.