{"url_path":"/sec/ccix/8-k/2026-07-15/cover-page","section_key":"cover-page","section_title":"Cover Page","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-07-15","source_url":"https://www.sec.gov/Archives/edgar/data/2006291/0001193125-26-303455-index.html","accession_number":"0001193125-26-303455","cik":"0002006291","ticker":"CCIX","issuer_name":"Churchill Capital Corp IX/Cayman","edgar_url":"https://www.sec.gov/Archives/edgar/data/2006291/0001193125-26-303455-index.html","primary_entity_key":"0002006291","primary_entity_name":"Churchill Capital Corp IX/Cayman"},"word_count":378,"has_tables":true,"body_markdown":"8-K\n\nChurchill Capital Corp IX/Cayman false 0002006291 0002006291 2026-07-14 2026-07-14 0002006291 ccixu:UnitsEachConsistingOfOneClassAOrdinaryShareAndOneQuarterOfOneRedeemableWarrantMember 2026-07-14 2026-07-14 0002006291 us-gaap:CapitalUnitClassAMember 2026-07-14 2026-07-14 0002006291 ccixu:WarrantsEachWholeWarrantExercisableForOneClassAOrdinaryShareAtAnExercisePriceOf11.50PerShareMember 2026-07-14 2026-07-14\n\n \n\n \n\nUNITED STATES\n\nSECURITIES AND EXCHANGE COMMISSION\n\nWashington, D.C. 20549\n\n \n\n \n\nFORM 8-K\n\n \n\n \n\nCURRENT REPORT\n\nPURSUANT TO SECTION 13 OR 15(d)\n\nOF THE SECURITIES EXCHANGE ACT OF 1934\n\nDate of Report (Date of earliest event reported): July 14, 2026\n\n \n\n \n\nCHURCHILL CAPITAL CORP IX\n\n(Exact name of registrant as specified in its charter)\n\n \n\n \n\n \n\nCayman Islands\n \n001-42041\n \n86-1885237\n\n(State or other jurisdiction\nof incorporation)\n \n(Commission\nFile Number)\n \n(IRS Employer\nIdentification No.)\n\n640 Fifth Avenue, 14th Floor\n\nNew York, NY 10019\n\n(Address of principal executive offices, including zip code)\n\nRegistrant’s telephone number, including area code: (212) 380-7500\n\nNot Applicable\n\n(Former name or former address, if changed since last report)\n\n \n\n \n\nCheck 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:\n\n \n\n☐\n\nWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)\n\n \n\n☐\n\nSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)\n\n \n\n☐\n\nPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))\n\n \n\n☐\n\nPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))\n\nSecurities registered pursuant to Section 12(b) of the Act:\n\n \n\nTitle of each class\n\n \n\nTrading\nSymbol(s)\n\n \n\nName of each exchange\non which registered\n\nUnits, each consisting of one Class A ordinary share and one-quarter of one redeemable warrant\n \nCCIXU\n \nThe Nasdaq Stock Market LLC\n\nClass A ordinary shares, par value $0.0001 per share\n \nCCIX\n \nThe Nasdaq Stock Market LLC\n\nWarrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50 per share\n \nCCIXW\n \nThe Nasdaq Stock Market LLC\n\nIndicate 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).\n\nEmerging growth company ☒\n\nIf 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. ☐"}