Event Type
Disclosure
Mandatory
Variant
8-K
Material Modification to Rights of Security Holders On December 3, 2025, the Board of Directors (the “Board”) of Momentus Inc., a Delaware corporation (the “Com
of this Current Report on Form 8-K. Item 8.01 Other Events. On December 15, 2025, the Company issued a press release, a copy of which is furnished as Exhibit 99
, announcing that the Company has cancelled its 2025 Special Meeting of Stockholders (the “Special Meeting”), which was originally scheduled to be held on Novem
Financial Statements and Exhibits. (d) Exhibits Exhibit Number Exhibit Description 3.1 Form of Third Certificate of Amendment to the Second Amended and Restated