{"url_path":"/sec/giw/8-k/2026-06-25/cover-page","section_key":"cover-page","section_title":"Cover Page","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-06-25","source_url":"https://www.sec.gov/Archives/edgar/data/2080019/0001193125-26-281713-index.html","accession_number":"0001193125-26-281713","cik":"0002080019","ticker":"GIW","issuer_name":"GigCapital8 Corp.","edgar_url":"https://www.sec.gov/Archives/edgar/data/2080019/0001193125-26-281713-index.html","primary_entity_key":"0002080019","primary_entity_name":"GigCapital8 Corp."},"word_count":372,"has_tables":true,"body_markdown":"8-K\n\nfalse000208001900020800192026-06-252026-06-250002080019giwwu:ClassAOrdinaryShares00001ParValueMember2026-06-252026-06-250002080019us-gaap:CapitalUnitsMember2026-06-252026-06-250002080019giwwu:RightsOneRightToReceiveOneFifthOfOneClassAOrdinaryShareEachFiveRightsEntitlingTheHolderThereofToReceiveOneClassAOrdinaryShareUponTheConsummationOfABusinessCombinationMember2026-06-252026-06-25\n\n \n\nUNITED STATES\n\nSECURITIES AND EXCHANGE COMMISSION\n\nWASHINGTON, D.C. 20549\n\n \n\nFORM 8-K\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): June 25, 2026\n\n \n\nGigCapital8 Corp.\n\n(Exact name of registrant as specified in its charter)\n\n \n\n \n\n \n\n \n\n \n\n \n\nCayman Islands\n\n001-42893\n\n98-1868645\n\n(State or Other Jurisdiction of\nIncorporation or Organization)\n\n(Commission\n\nFile Number)\n\n(I.R.S. Employer\nIdentification No.)\n\n \n\n \n\n \n\n1731 Embarcadero Rd., Suite 200\n\nPalo Alto, CA 94303\n\n \n\n(Address of principal executive offices, including Zip Code)\n\n \n\n(650) 276-7040\n\n \n\n(Registrant’s Telephone Number, Including Area Code)\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 (see General Instructions A.2. below):\n\n \n\n☒   Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)\n\n \n\n☐   Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)\n\n \n\n☐   Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))\n\n \n\n☐   Pre-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\nTrading\n\nSymbol(s)\n\nName of each exchange\n\non which registered\n\nUnits, each consisting of one Class A ordinary share, $0.0001 par value, and one right to receive one-fifth of one Class A ordinary share\n\nGIWWU\n\nThe Nasdaq Stock Market LLC\n\n \n\n \n\nClass A ordinary shares, $0.0001 par value\n\nGIW\n\nThe Nasdaq Stock Market LLC\n\nRights, one right to receive one-fifth of one Class A ordinary share, each five rights entitling the holder thereof to receive one Class A ordinary share upon the consummation of a business combination\n\nGIWWR\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. ☐"}