
FORM10-K (Mark One) ANNUAL REPORT PURSUANT TO SECTION13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2025 For the transition period fromtoCommission File No.001-35186 Spirit Aviation Holdings, Inc. (Exact name of registrant as specified in its charter) (954)447-7920(Registrant’s telephone number, including area code) None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule405 of the Securities Act.Yes☐No☒ Indicate by check mark whether the registrant (1)has filed all reports required to be filed by Section13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12months(or for such shorter period that the registrant was required to file such reports), and (2)has been subject to such filing requirements for the past 90days.Yes☐No☒(The registrant isa voluntary filer. The registrant has filed all applicable reports under Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months.) Indicate by checkmark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during thepreceding 12 months (or for such shorter period that the registrant was required to submit such files).Yes☒No☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. Seethe definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company” and "emerging growth company" in Rule12b-2 of the Exchange Act. Large accelerated filerNon-accelerated filer ☐Accelerated filer☐Smaller reporting companyEmerging 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 financialaccounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control over financial reportingunder Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C.7262(b)) by the registered public accounting firm that prepared or issued its audit reportYes☒No☐ If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included in the filing reflect the correction ofan error to previously issued financial statements.☐ Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensation received by any of the registrant’sexecutive officers during the relevant recovery period pursuant to §240.10D-1(b).☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule12b-2 of the Act).Yes☐No☒ The aggregate market value of the common stock held by non-affiliates of the registrant was approximately $129 million computed by reference to the last sale price of the commonstock on the NYSE American on June30, 2025, the last trading day of the registrant’s most recently completed second fiscal quarter. Shares held by each executive officer, director and bycertain persons that own 10 percent or more of the outstanding Common Stock have been excluded in that such persons may be deemed to be affiliates. This determination of affiliate statusis not necessarily a conclusive determination for other purposes. The number of shares of each registrant's classes of common stock outstanding as of the close of business on March 4, 2026: Number of Shares28,320,815 Portions of the registrant's Proxy Statement for the registrant's 2026 Annual Meeting of Stockholders are incorporated by reference into Part III of this Form 10-K to the extent statedherein. The Proxy Statement will be filed within 120 days of the registrant's fiscal year ended December31, 2025. On September 11, 2025, NYSE American filed a Form 25 for Spirit Aviation Holdings, Inc., a Delaware corporation (the “Company”) in connection with the delisting ofthe common stock, par value $0.0001, of the Company (the “Common Stock”) from NYSE American. The delisting became effective ten days after the Form 25 was filed. Thederegistration of the Common Stock under Section 12(b) of the Securities Exchange Act of 1934, as amended, became effective 90 days, after the filing of the Form 25 onDecember 10, 2025. The Common Stock began trading on the OTC Pink Limited Market on September3, 2025, under the symbol “FLYYQ.”1 TABLE OF CONTENTS PART IItem 1. BusinessItem 1A. Risk FactorsItem 1B. Unresolved Staff CommentsItem 1C. CybersecurityItem 2. PropertiesItem 3. Legal ProceedingsItem 4. Mine Safety Disclosures PART IIItem 5. Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity SecuritiesI