Momentus Inc.

MNTS·NASDAQ·$15.48Share Price as of 11/2·$89MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/11/26 10-QQ1 ended 03/31/2605/13/26 10-KFY 202503/31/26 10-QQ3 ended 09/30/2511/20/25 10-QQ2 ended 06/30/2508/19/25

Disclosures

8-KCurrent report08/25/26 8-KCurrent report08/14/26 8-KCurrent report06/18/26 8-KCurrent report06/15/26 8-KCurrent report05/29/26

Prospectuses and Registrations

424B5Prospectus supplement06/18/26 424B5Prospectus supplement06/15/26 S-3/AShelf registration (amended)06/01/26 S-3Shelf registration05/26/26 S-8Registration of securities for employees05/22/26

Proxies

DEF 14ADefinitive proxy04/10/26 DEF 14ADefinitive proxy01/22/26 PRE 14APreliminary proxy01/12/26 DEF 14ADefinitive proxy12/29/25 PRE 14APreliminary proxy12/15/25

Ownership

SC 13G/ABeneficial ownership (amended)08/14/26 SC 13G/ABeneficial ownership (amended)08/14/26 SC 13GBeneficial ownership05/28/26 Form 4Insider transaction05/26/26 Form 4Insider transaction05/22/26

Other

25-NSERemoval from listing08/11/26 EFFECTRequest for effectiveness06/04/26 CORRESPCorrespondence with the SEC06/02/26 UPLOADLetter from the SEC06/01/26 EFFECTRequest for effectiveness04/28/26