{"url_path":"/sec/ribb/8-k/2026-09-11/cover-page","section_key":"cover-page","section_title":"Cover Page","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-09-11","source_url":"https://www.sec.gov/Archives/edgar/data/2035016/0001213900-26-099253-index.html","accession_number":"0001213900-26-099253","cik":"0002035016","ticker":"RIBB","issuer_name":"Ribbon Acquisition Corp.","edgar_url":"https://www.sec.gov/Archives/edgar/data/2035016/0001213900-26-099253-index.html","primary_entity_key":"0002035016","primary_entity_name":"Ribbon Acquisition Corp."},"word_count":343,"has_tables":true,"body_markdown":"false\n0002035016\n00-0000000\n\n0002035016\n\n2026-09-10\n2026-09-10\n\n0002035016\n\nRIBB:ClassOrdinarySharesMember\n\n2026-09-10\n2026-09-10\n\n0002035016\n\nRIBB:UnitsMember\n\n2026-09-10\n2026-09-10\n\n0002035016\n\nus-gaap:RightsMember\n\n2026-09-10\n2026-09-10\n\niso4217:USD\n\nxbrli:shares\n\niso4217:USD\n\nxbrli:shares\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\n8-K**\n\n \n\n**CURRENT\nREPORT**\n\n \n\n**Pursuant\nto Section 13 or Section 15(d) of the Securities Exchange Act of 1934**\n\n \n\nDate\nof Report (Date of earliest event reported): September 10, 2026\n\n \n\n**Ribbon Acquisition Corp.**\n\n**(Exact\nName of Registrant as Specified in its Charter)**\n\n \n\n**Cayman Islands**\n \n**001-42474**\n \n**N/A**\n\n(State or other jurisdiction\n\nof incorporation)\n \n(Commission\nFile Number)\n \n(IRS Employer\n\nIdentification No.)\n\n \n\n**Central Park Tower LaTour Shinjuku, Room 3001,** **6-15-1 Nishi Shinjuku,****Shinjuku-ku, Tokyo****160-0023,\nJapan**\n\n \n**160-0023**\n\n(Address of principal executive\noffices)\n \n(Zip Code)\n\n \n\nRegistrant’s\ntelephone number, including area code: **+ 81 90-8508-3462**\n\n \n\nN/A\n\n(Former\nname 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 to the registrant under\nany of the following provisions:\n\n \n\n☐\nWritten communications\npursuant to Rule 425 under the Securities Act (17 CFR 230.425)\n\n \n \n\n☐\nSoliciting material pursuant\nto Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)\n\n \n \n\n☐\nPre-commencement communications\npursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))\n\n \n \n\n☐\nPre-commencement communications\npursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))\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. ☐\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 exchange on which registered**\n\nClass A Ordinary Shares\n \nRIBB\n \nThe Nasdaq Stock Market\nLLC\n\nUnits\n \nRIBBU\n \nThe Nasdaq Stock Market\nLLC\n\nRights\n \nRIBBR\n \nThe Nasdaq Stock Market\nLLC"}