{"url_path":"/sec/ctaa/10-q/2026/cover-page","section_key":"cover-page","section_title":"Cover Page","topic":"sec","document":{"doc_type":"10-Q","doc_date":"2026-05-15","source_url":"https://www.sec.gov/Archives/edgar/data/2094073/0001493152-26-023940-index.html","accession_number":"0001493152-26-023940","cik":"0002094073","ticker":"CTAA","issuer_name":"Clearthink 1 Acquisition Corp.","edgar_url":"https://www.sec.gov/Archives/edgar/data/2094073/0001493152-26-023940-index.html","primary_entity_key":"0002094073","primary_entity_name":"Clearthink 1 Acquisition Corp."},"word_count":756,"has_tables":true,"body_markdown":"false\n--12-31\nQ1\n0002094073\n00-0000000\n\n0002094073\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nCTAAU:UnitsEachConsistingOfOneClassOrdinaryShareAndOneRightToReceiveOnefifth15OfOneClassOrdinaryShareMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nCTAAU:ClassOrdinarySharesParValue0.0001PerShareMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nCTAAU:RightsEachEntitlingHolderToReceiveOnefifth15OfOneClassOrdinaryShareMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nus-gaap:CommonClassAMember\n\n2026-05-15\n\n0002094073\n\nus-gaap:CommonClassAMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nus-gaap:CommonClassBMember\n\n2026-05-15\n\n0002094073\n\nus-gaap:CommonClassBMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\n2026-03-31\n\n0002094073\n\n2025-12-31\n\n0002094073\n\nus-gaap:CommonClassAMember\n\n2026-03-31\n\n0002094073\n\nus-gaap:CommonClassAMember\n\n2025-12-31\n\n0002094073\n\nus-gaap:CommonClassBMember\n\n2026-03-31\n\n0002094073\n\nus-gaap:CommonClassBMember\n\n2025-12-31\n\n0002094073\n\n2026-02-23\n2026-02-23\n\n0002094073\n\nus-gaap:OverAllotmentOptionMember\n\n2026-02-26\n2026-02-26\n\n0002094073\n\nus-gaap:CommonClassBMember\nus-gaap:SubsequentEventMember\n\n2026-04-01\n2026-05-15\n\n0002094073\n\nCTAAU:RedeemableClassAMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nCTAAU:NonRedeemableClassAMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nCTAAU:NonRedeemableClassBMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nus-gaap:CommonClassBMember\nus-gaap:SubsequentEventMember\n\n2026-04-11\n2026-04-11\n\n0002094073\n\nus-gaap:CommonStockMember\nus-gaap:CommonClassAMember\n\n2025-12-31\n\n0002094073\n\nus-gaap:CommonStockMember\nus-gaap:CommonClassBMember\n\n2025-12-31\n\n0002094073\n\nus-gaap:CommonStockMember\n\n2025-12-31\n\n0002094073\n\nus-gaap:RetainedEarningsMember\n\n2025-12-31\n\n0002094073\n\nus-gaap:CommonStockMember\nus-gaap:CommonClassAMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nus-gaap:CommonStockMember\nus-gaap:CommonClassBMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nus-gaap:CommonStockMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nus-gaap:RetainedEarningsMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nus-gaap:CommonStockMember\nus-gaap:CommonClassAMember\n\n2026-03-31\n\n0002094073\n\nus-gaap:CommonStockMember\nus-gaap:CommonClassBMember\n\n2026-03-31\n\n0002094073\n\nus-gaap:CommonStockMember\n\n2026-03-31\n\n0002094073\n\nus-gaap:RetainedEarningsMember\n\n2026-03-31\n\n0002094073\n\nus-gaap:IPOMember\n\n2026-02-25\n2026-02-25\n\n0002094073\n\nus-gaap:IPOMember\n\n2026-02-25\n\n0002094073\n\nus-gaap:PrivatePlacementMember\n\n2026-02-25\n2026-02-25\n\n0002094073\n\nus-gaap:PrivatePlacementMember\n\n2026-02-25\n\n0002094073\n\n2026-02-26\n2026-02-26\n\n0002094073\n\n2026-02-26\n\n0002094073\n\nus-gaap:IPOMember\n\n2026-03-31\n\n0002094073\n\nus-gaap:IPOMember\nsrt:MaximumMember\n\n2026-03-31\n\n0002094073\n\nus-gaap:IPOMember\nsrt:MaximumMember\n\n2025-12-31\n\n0002094073\n\nCTAAU:NonRedeemableClassAAndBMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nus-gaap:IPOMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nus-gaap:PrivatePlacementMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nus-gaap:PrivatePlacementMember\n\n2026-03-31\n\n0002094073\n\nCTAAU:FounderSharesMember\nus-gaap:CommonClassBMember\n\n2025-10-14\n2025-10-14\n\n0002094073\n\nCTAAU:FounderSharesMember\nus-gaap:CommonClassBMember\n\n2026-02-23\n2026-02-23\n\n0002094073\n\nus-gaap:CommonClassBMember\n\n2026-02-23\n\n0002094073\n\nus-gaap:CommonClassBMember\n\n2026-04-30\n2026-04-30\n\n0002094073\n\nCTAAU:UnsecuredPromissoryNoteMember\n\n2026-03-31\n\n0002094073\n\nCTAAU:UnsecuredPromissoryNoteMember\n\n2025-12-31\n\n0002094073\n\nCTAAU:WorkingCapitalLoansMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nCTAAU:WorkingCapitalLoansMember\n\n2026-03-31\n\n0002094073\n\nCTAAU:UnderwritersMember\nus-gaap:IPOMember\n\n2026-01-01\n2026-03-31\n\n0002094073\n\nCTAAU:UnderwritersMember\nus-gaap:OverAllotmentOptionMember\n\n2026-02-26\n2026-02-26\n\n0002094073\n\n2026-02-25\n2026-02-25\n\n0002094073\n\n2026-02-25\n\n0002094073\n\nus-gaap:MeasurementInputExpectedTermMember\n\n2026-02-25\n\n0002094073\n\nus-gaap:MeasurementInputExpectedDividendRateMember\n\n2026-02-25\n\n0002094073\n\nus-gaap:MeasurementInputRiskFreeInterestRateMember\n\n2026-02-25\n\n0002094073\n\nus-gaap:MeasurementInputPriceVolatilityMember\n\n2026-02-25\n\niso4217:USD\n\nxbrli:shares\n\niso4217:USD\n\nxbrli:shares\n\nxbrli:pure\n\nCTAAU:Segment\n\n \n\n \n\n \n\n**UNITED\nSTATES**\n\n**SECURITIES\nAND EXCHANGE COMMISSION**\n\n**Washington,\nD.C. 20549**\n\n \n\n**Form\n10-Q**\n\n \n\n(Mark\nOne)\n\n \n\n☒\n**QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.**\n\n \n\n**For\nthe quarterly period ended March 31, 2026**\n\n \n\n☐\n**TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.**\n\n \n\n**For\nthe transition period from ____ to _____**\n\n \n\n**Commission\nfile number: 001-43139**\n\n \n\n**ClearThink\n1 Acquisition Corp.**\n\n*(Name\nof Registrant in Its Charter)*\n\n \n\n**Cayman\nIslands**\n \n**N/A**\n\n**State\nor Other Jurisdiction of**\n\n**Incorporation\nor Organization)**\n\n \n\n**(I.R.S.\nEmployer**\n\n**Identification\nNo.)**\n\n \n\n**150\nE. Palmetto Park Road**\n\n**Suite\n202**\n\n**Boca\nRaton, Florida 33432**\n\n**(Address\nof principal executive offices)**\n\n \n\n**+1\n(561) 358-3696**\n\n**(Registrant’s\nTelephone Number, Including Area Code)**\n\n \n\n \n\n**(Former\nname, former address and former fiscal year, if changed since last report)**\n\n \n\nSecurities\nregistered pursuant to Section 12(b) of the Act:\n\n \n\n**Title\nof each class**\n \n**Trading\nSymbol(s)**\n \n**Name\nof each exchange on\nwhich registered**\n\nUnits,\neach consisting of one Class A Ordinary Share and one Right to receive one-fifth (1/5) of one Class A Ordinary Share\n \nCTAAU\n \nThe\nNasdaq Stock Market LLC\n\nClass\nA Ordinary Shares, par value $0.0001 per share\n \nCTAA\n \nThe\nNasdaq Stock Market LLC\n\nRights,\neach entitling the holder to receive one-fifth (1/5) of one Class A Ordinary Share\n \nCTAAR\n \nThe\nNasdaq Stock Market LLC\n\n \n\nIndicate\nby check whether the registrant: (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act\nof 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has\nbeen subject to such filing requirements for the past 90 days. Yes ☐ No ☒\n\n \n\nIndicate\nby check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule\n405 of Regulation S-T (Section 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant\nwas required to submit such files). Yes ☒ No ☐\n\n \n\nIndicate\nby check mark whether registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company,\nor an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer”, “smaller\nreporting company”, and “emerging growth company” in Rule 12b-2 of the Exchange Act.\n\n \n\nLarge\naccelerated filer ☐\nAccelerated\nfiler ☐\n \n\nNon-accelerated\nfiler ☒\nSmaller\nreporting company ☒\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. ☐\n\n \n\nIndicate\nby check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes ☒ No ☐\n\n \n\nIndicate\nthe number of shares outstanding of each of the issuer’s classes of common stock, as of the latest practicable date: 12,515,000\nClass A ordinary shares, $0.0001\npar value per share, and 4,171,667 Class B ordinary shares, $0.0001 par value per share, at May 15, 2026.\n\n \n\n \n\n \n\n \n\n \n\n** **\n\n**CLEARTHINK\n1 ACQUISITION CORP.**\n\n \n\n**TABLE\nOF CONTENTS**\n\n \n\n \n \n \n \n**Page**\n\n**PART I - FINANCIAL INFORMATION:**\n \n1"}