FORM 10-Q (Mark One)☒QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 OR ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the transition period fromto CANTOR EQUITY PARTNERS IV, INC.(Exact name of registrant as specified in its charter) Cayman Islands001-4280998-1601014(State or other jurisdiction ofincorporation or organization)(Commission File Number)(I.R.S. EmployerIdentification No.) 110 East 59thStreet, New York, New York10022(Addressofprincipalexecutiveoffices)(ZipCode) (212) 938-5000(Registrant’s telephone number, including area code) Not Applicable(Former name, former address and former fiscal year, if changed since last report) Securities registered pursuant to Section 12(b) of the Act: Name of Each Exchange on WhichRegisteredThe Nasdaq Stock Market LLC Indicate by check mark whether the registrant (1)has filed all reports required to be filed by Section13 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),and (2)has been subject to such filing requirements for the past 90 days. Yes☒No☐ 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 theregistrant 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 smallerreporting company or an emerging growth company. See the definitions of “large accelerated filer”, “accelerated filer”, “smallerreporting company”, and “emerging growth company” in Rule12b-2 of the Exchange Act. Largeacceleratedfiler☐Acceleratedfiler☐Non-acceleratedfiler☒Smallerreportingcompany☒Emerginggrowthcompany☒ 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, 2026, there were 45,900,000 Class A ordinary shares, par value $0.0001 per share, and 11,250,000 Class B ordinaryshares, par value $0.0001 per share, of the registrant issued and outstanding. CANTOR EQUITY PARTNERS IV, INC.Quarterly Report on Form10-Q Table of Contents Page No.PARTI. FINANCIAL INFORMATION1Item1.Financial Statements1Condensed Balance Sheets as of March 31, 2026 (Unaudited) and December 31, 20251Condensed Statements of Operations for the Three Months Ended March 31, 2026 and 2025 (Unaudited)2Condensed Statements of Comprehensive Income (Loss) for the Three Months Ended March 31, 2026 and 2025(Unaudited)3Condensed Statements of Changes in Shareholders’ Equity (Deficit) for the Three Months Ended March 31,2026 and 2025 (Unaudited)4Condensed Statements of Cash Flows for the Three Months Ended March 31, 2026 and 2025 (Unaudited)5Notes to Unaudited Condensed Financial Statements6Item2.Management’s Discussion and Analysis of Financial Condition and Results of Operations20Item3.Quantitative and Qualitative Disclosures About Market Risk23Item4.Controls and Procedures23PARTII. OTHER INFORMATION24Item1.Legal Proceedings24Item1A.Risk Factors24Item2.Unregistered Sales of Equity Securities and Use of Proceeds24Item3.Defaults Upon Senior Securities25Item4.Mine Safety Disclosures25Item5.Other Information25Item6.Exhibits25SIGNATURES26 CANTOR EQUITY PARTNERS IV, INC.CONDENSED BALANCE SHEETS CANTOR EQUITY PARTNERS IV, INC.CONDENSED STATEMENTS OF OPERATIONS(UNAUDITED) (1)This number excludes up to 1,500,000 Class B ordinary shares subject to surrender if the over-allotment option is not exercised infull or in part by the underwriter. On August 22, 2025, 250,000 Class B ordinary shares were surrendered by the Sponsor due tothe partial exercise of the over-allotment option and the remaining balance of the over-allotment option being forfeited by theunderwriter. Also, this number has been retroactively adjusted to reflect the capitalization of the Company in the form of theissuance of 6,500,000 Class B ordinary shares on June 17, 2025 (See Note 7). The accompanying notes are an integral part of these unaudited condensed financial statements. CANTOR EQUITY PARTNERS IV, INC.CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)(UNAUDITED) For theThreeMonthsEndedMarch 31,20262025 Net income (loss)$4,134,558$(27,148)Other comprehensive income (loss):Change in unrealized depreciation of available-for-sale debt securities(420,815)—Total other comprehensive income (loss)(420,815)—Comprehensive income (loss)$3,713,743$(27,148) The accompanyi