UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 8-K

CURRENT REPORT
Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934

April 13, 2026
Date of Report (date of earliest event reported)

Momentus Inc.
(Exact name of registrant as specified in its charter)

Delaware
001-39128
84-1905538
(State or other jurisdiction of incorporation or organization)
(Commission File Number)
(I.R.S. Employer Identification No.)

1762 Automation Parkway
San Jose, California
  
95131
     
(Address of Principal Executive Offices)
  
(Zip Code)

(650) 564-7820
Registrant’s telephone number, including area code
3901 N. First Street
San Jose, California 95134
Former name, former address, and former fiscal year, if changed since last report

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d‑2(b))
☐
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(g) of the Act:

Title of each class
Trading Symbol(s)
Name of each exchange on which registered
Class A common stock
MNTS
The Nasdaq Stock Market LLC
Warrants
MNTSW
The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01
Other Events.

Press Release

On April 13, Momentus Inc., a Delaware corporation (the “Company”) issued a press release which provided updates to its shareholders on upcoming operations. The press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated by reference herein.

Item 9.01
Financial Statements and Exhibits.
 
(d) Exhibits
 
Exhibit Number
  
Exhibit Description
 
Press Release

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

   
By:
  
/s/ Lon Ensler
  
   
Name:
  
 Lon Ensler
Dated:
April 13, 2026
Title:
  
 Chief Financial Officer