{"url_path":"/sec/keyy/8-k/2026-06-08/item-8-01","section_key":"item-8-01","section_title":"Item 8.01 Other Events.**","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-06-08","source_url":"https://www.sec.gov/Archives/edgar/data/2102771/0001213900-26-066255-index.html","accession_number":"0001213900-26-066255","cik":"0002102771","ticker":"KEYY","issuer_name":"Keystone Acquisition Corp.","edgar_url":"https://www.sec.gov/Archives/edgar/data/2102771/0001213900-26-066255-index.html","primary_entity_key":"0002102771","primary_entity_name":"Keystone Acquisition Corp."},"word_count":367,"has_tables":true,"body_markdown":"**Item 8.01. Other Events.**\n\n \n\nA total of $288,218,750 of\nthe net proceeds from the IPO (which amount includes up to $11,500,000 of the underwriters’ deferred commission) and the sale of\nthe Private Placement Warrants, was placed in a U.S.-based trust account maintained by Efficiency, acting as trustee. Except with respect\nto interest earned on the funds held in the trust account that may be released to the Company to pay its taxes (which shall exclude any\n1% U.S. federal excise tax on stock repurchases under the Inflation Reduction Act of 2022 that is imposed on us, if any) and up to $100,000\nof interest to pay liquidation expenses, the funds held in the trust account will not be released from the trust account until the earliest\nof (i) the completion of the Company’s initial business combination or an earlier redemption in connection with the commencement\nof the consummation of the initial business combination if the Company determines it is desirable to facilitate the completion of the\ninitial business combination, (ii) the redemption of the Class A Ordinary Shares included in the Units sold in the IPO (the “public\nshares”) if the Company is unable to complete its initial business combination within 21 months from the closing of the IPO,\nsubject to applicable law or (iii) the redemption of any of the public shares properly submitted in connection with a shareholder vote\nto amend the Company’s Amended Articles (A) to modify the substance or timing of the Company’s obligation to allow redemption\nin connection with its initial business combination or to redeem 100% of its public shares if it has not consummated an initial business\ncombination within 21 months from the closing of the IPO or (B) with respect to any other material provisions relating to shareholders’\nrights or pre-initial business combination activity.\n\n \n\n2\n\n \n\n \n\nOn June 2, 2026, the Company\nissued a press release announcing the pricing of the IPO, a copy of which is attached as Exhibit 99.1 to this Current Report on Form 8-K.\n\n \n\nOn June 4, 2026, the Company\nissued a press release announcing the closing of the IPO, a copy of which is attached as Exhibit 99.2 to this Current Report on Form 8-K."}