{"url_path":"/sec/kpet-un/8-k/2026-05-21/cover-page","section_key":"cover-page","section_title":"Cover Page","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-05-21","source_url":"https://www.sec.gov/Archives/edgar/data/2095297/0001213900-26-059837-index.html","accession_number":"0001213900-26-059837","cik":"0002095297","ticker":"KPET","issuer_name":"KPET Ultra Paceline Corp","edgar_url":"https://www.sec.gov/Archives/edgar/data/2095297/0001213900-26-059837-index.html","primary_entity_key":"0002095297","primary_entity_name":"KPET Ultra Paceline Corp"},"word_count":373,"has_tables":true,"body_markdown":"false\n0002095297\n\n0002095297\n\n2026-05-21\n2026-05-21\n\n0002095297\n\nKPETUN:UnitsEachConsistingOfOneClassOrdinaryShare0.0001ParValueAndOnesixthOfOneWarrantMember\n\n2026-05-21\n2026-05-21\n\n0002095297\n\nKPETUN:ClassOrdinarySharesParValue0.0001PerShareMember\n\n2026-05-21\n2026-05-21\n\n0002095297\n\nKPETUN:WarrantsEachWholeWarrantExercisableForOneClassOrdinaryShareAtExercisePriceOf11.50PerShareMember\n\n2026-05-21\n2026-05-21\n\niso4217:USD\n\nxbrli:shares\n\niso4217:USD\n\nxbrli:shares\n\n \n\n** **\n\n**UNITED\nSTATES\nSECURITIES AND EXCHANGE COMMISSION\nWashington, D.C. 20549**\n\n \n\n \n\n \n\n**FORM 8-K**\n\n**CURRENT\nREPORT**\n\n \n\n \n\n** **\n\n**PURSUANT\nTO SECTION 13 OR 15(d) OF THE\nSECURITIES EXCHANGE ACT OF 1934**\n\n \n\nDate\nof Report (Date of earliest event reported):** May 21, 2026**\n\n** **\n\n**KPET\nUltra Paceline Corporation**\n\n(Exact\nname of registrant as specified in its charter)\n\n \n\n**Cayman\nIslands**\n \n**001-43216**\n \n**98-1888520**\n\n(State\nor other jurisdiction of\n\nincorporation)\n \n(Commission\nFile Number)\n \n(I.R.S.\nEmployer\n\nIdentification No.)\n\n \n\n**5109\nS. Broadband Lane**\n \n \n\n**Sioux\nFalls, SD**\n \n**57108**\n\n(Address\nof principal executive offices)\n \n(Zip\nCode)\n\n \n\n**605-308-0233**\n\n(Registrant’s telephone number, including area code)\n\n** **\n\n**Not\nApplicable**\n\n(Former name or former address, if changed since last report)\n\n \n\nCheck\nthe appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under\nany of the following provisions:\n\n \n\n☐\nWritten communications pursuant to Rule 425 under\nthe Securities Act (17 CFR 230.425)\n\n \n \n\n☐\nSoliciting material pursuant to Rule 14a-12 under\nthe Exchange Act (17 CFR 240.14a-12)\n\n \n \n\n☐\nPre-commencement communications pursuant to Rule 14d-2(b) under\nthe Exchange Act (17 CFR 240.14d-2(b))\n\n \n \n\n☐\nPre-commencement communications pursuant to Rule 13e-4(c) under\nthe Exchange Act (17 CFR 240.13e-4(c))\n\n \n\nSecurities\nregistered pursuant to Section 12(b) of the Act:\n\n \n\nTitle\nof each class\n \nTrading\nSymbol(s)\n \nName\nof each exchange\n\non which registered\n\nUnits, each consisting of\none Class A ordinary share, $0.0001 par value, and one-sixth of one warrant\n \nKPET.U\n \nNew York Stock Exchange\n\nClass A ordinary shares,\npar value $0.0001 per share\n \nKPET\n \nNew York Stock Exchange\n\nWarrants, each whole warrant\nexercisable for one Class A ordinary share at an exercise price of $11.50 per share\n \nKPET.WS\n \nNew York Stock Exchange\n\n \n\nIndicate\nby check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405\nof this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).\n\n \n\nEmerging\ngrowth company ☒\n\n \n\nIf\nan emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying\nwith any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐"}