Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the SecuritiesExchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submittedpursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smallerreporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer”, “smaller If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period forcomplying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes☒No☐ As of May 14, 2025, there were23,000,000Class A ordinary shares, $0.0001 par value and5,750,000Class B ordinary shares,$0.0001 par value, issued or outstanding. TABLE OF CONTENTS Unless otherwise stated in this Report, or the context otherwise requires, references to: ●“2024 Annual Report” are to our Annual Report on Form 10-K for the fiscal year ended December 31, 2024, as filed withthe SEC (as defined below) on March 26, 2025; ●“2024 SPAC Rules” are to the rules and regulations for SPACs adopted by the SEC on January 24, 2024, which becameeffective on July 1, 2024; ●“Amended and Restated Charter” are to our Amended and Restated Memorandum and Articles of Association, asamended and restated from time to time, and currently in effect; ●“ASC” are to the FASB (as defined below) Accounting Standards Codification; ●“ASU” are to the FASB Accounting Standards Update; ●“Audit Committee” are to the audit committee of our Board of Directors (as defined below); ●“Board of Directors” or “Board” are to our board of directors; ●“Business Combination” are to a merger, capital share exchange, asset acquisition, share purchase, reorganization orsimilar business combination with one or more businesses; ●“Cantor” are to Cantor Fitzgerald & Co., the representative of the underwriters of the Initial Public Offering (as definedbelow); ●“Class A Ordinary Shares” are to our Class A ordinary shares, par value $0.0001 per share; ●“Class B Ordinary Shares” are to our Class B ordinary shares, par value $0.0001 per share; ●“Combination Period” are to (i) the 24-month period, from the closing of the Initial Public Offering to July 15, 2026 (orsuch earlier time as determined by our Board), that we have to consummate an initial Business Combination, or (ii) suchother time period in which we must consummate an initial Business Combination pursuant to an amendment to our ●“Companies Act” are to the Companies Act (As Revised) of the Cayman Islands as the same may be amended from timeto time;●“Company,” “Launch One,” “our,” “we,” or “us” are to Launch One Acquisition Corp. Cayman Islands exemptedcompany;●“Continental” are to Continental Stock Transfer & Trust Company, trustee of our Trust Account and warrant agent of ourPublic Warrants (as defined below);●“DWAC System” are to the Depository Trust Company’s Deposit/Withdrawal At Custodian System;●“Exchange Act” are to the Securities Exchange Act of 1934, as amended;●“Excise Tax” are to the U.S. federal 1% excise tax on certain repurchases of stock by publicly traded U.S. domesticcorporations and certain U.S. domestic subsidiaries of publicly traded foreign corporations occurring on or after January1, 2023 as provided for by the Inflation Reduction Act of 2022;●“FASB” are to the Financial Accounting Standards Board;●“FINRA” are to the Financial Industry Regulatory Authority; ●“Founder Shares” are to the Class B Ordinary Shares initially purchased by our Sponsor prior to the Initial PublicOffering and the Class A Ordinary Shares that (i) will be issued upon the automatic conversion of the Class B OrdinaryShares at the time of our Business Combination as described herein (for the avoidance of doubt, such Class A Ordinary ●“GAAP” are to the accounting principles generally accepted in the United States of America; ●“IFRS” are to the International Financial Reporting Standards, as issued by the International Accounting StandardsBoard; ●“Initial Public Offering” or “IPO” are to the initial public offering that we consummated on July 15, 2024; ●“Investment Company Act” are to the Investment Company Act of 1940, as amended; ●“IPO Promissory Note” are to that certain unsecured promissory note in the principal amount of up to $300,000 issued toour Sponsor on February 21, 2024; ●“IPO Registration Statement” are to the Registration State