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.

Momentus Inc. SEC filings
Form Description Filed Period
DEF 14A Proxy statement Apr 10, 2026 May 19, 2026
DEF 14A Proxy statement Jan 22, 2026 Feb 6, 2026
PRE 14A Preliminary proxy statement Jan 12, 2026 Jan 12, 2026
DEF 14A Proxy statement Dec 29, 2025 Jan 27, 2026
PRE 14A Preliminary proxy statement Dec 15, 2025 Dec 15, 2025
DEF 14A Proxy statement Oct 29, 2025 Nov 24, 2025
PRE 14A Preliminary proxy statement Oct 15, 2025 Oct 15, 2025
DEF 14A Proxy statement Sep 8, 2025 Sep 17, 2025
PRE 14A Preliminary proxy statement Aug 22, 2025 Sep 17, 2025
DEF 14A Proxy statement Aug 19, 2025 Sep 17, 2025
PRE 14A Preliminary proxy statement Jul 18, 2025 Jul 18, 2025
DEF 14A Proxy statement Apr 28, 2025 May 19, 2025
PRE 14A Preliminary proxy statement Apr 14, 2025 May 19, 2025
DEFA14A Additional proxy material Nov 22, 2024 —
DEFA14A Additional proxy material Nov 22, 2024 —
DEF 14A Proxy statement Oct 29, 2024 Nov 13, 2024
PRE 14A Preliminary proxy statement Oct 18, 2024 Nov 13, 2024
DEF 14A Proxy statement Jun 6, 2024 Jun 28, 2024
PRE 14A Preliminary proxy statement May 14, 2024 Jun 25, 2024
DEF 14A Proxy statement Feb 16, 2024 Mar 15, 2024
PRE 14A Preliminary proxy statement Feb 5, 2024 Feb 5, 2024
DEF 14A Proxy statement Jul 27, 2023 Aug 22, 2023
PRE 14A Preliminary proxy statement Jul 17, 2023 Jul 17, 2023
DEFA14A Additional proxy material Jun 14, 2023 —
DEFA14A Additional proxy material Jun 9, 2023 —
DEFA14A Additional proxy material Jun 7, 2023 —
DEFA14A Additional proxy material May 26, 2023 —
DEFA14A Additional proxy material May 25, 2023 —
DEFA14A Additional proxy material May 16, 2023 —
DEFA14A Additional proxy material Apr 20, 2023 —
DEF 14A Proxy statement Apr 20, 2023 May 30, 2023
DEFA14A Additional proxy material Apr 15, 2022 —
DEF 14A Proxy statement Apr 15, 2022 May 31, 2022
DEF 14A Proxy statement Apr 9, 2021 May 6, 2021
PRE 14A Preliminary proxy statement Mar 25, 2021 Mar 25, 2021

Showing 35 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.

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)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.