{"filing":{"accession_number":"0001829126-26-011279","cik":"0002047455","ticker":"QSEAU","company_name":"Quartzsea Acquisition Corp","form":"8-K","filing_date":"2026-10-19","report_date":"2026-10-13","primary_document":"quartzsea_8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/2047455/000182912626011279/quartzsea_8k.htm"},"events":[{"id":35993,"run_id":33182,"accession_number":"0001829126-26-011279","anchor_item_number":"5.03","event_type":"shareholder_vote_results","event_domain":"governance","is_material":true,"confidence":0.95,"summary":"Shareholders approved an Extraordinary General Meeting on October 13, 2026, voting to extend the business combination deadline to February 19, 2027, amend the trust agreement to permit monthly extensions, and adjourn the meeting. All three proposals passed with substantial majorities (6,745,828 for, 1,665,624 against).","company_name":"Quartzsea Acquisition Corp","ticker":"QSEAU","filing_date":"2026-10-19","form":"8-K","submitted_at":null,"items":[{"id":40257,"accession_number":"0001829126-26-011279","item_number":"1.01","item_title":"Entry into a Material Definitive","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.72,"reasoning":"This disclosure describes Amendment No. 2 to the Investment Management Trust Agreement, which modifies the trust account mechanics for a SPAC (blank-check company) to permit monthly extensions through February 2027 and establish contribution requirements and cure periods. While the Item 1.01 caption suggests M\u0026A activity, the actual substance is a governance/administrative amendment to the trust structure governing shareholder funds—a core governance matter for SPACs. The amendment is material because it affects the timeline and terms under which the company must complete a business combination or return capital to shareholders, directly impacting investor interests.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-10-19T13:03:39.726490+00:00","company_name":"","ticker":null,"filing_date":""},{"id":40258,"accession_number":"0001829126-26-011279","item_number":"5.03","item_title":"Amendments to Articles of Incorporation","event_type":"shareholder_vote_results","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The filing discloses results of an Extraordinary General Meeting held on October 13, 2026, where shareholders voted on three proposals: an extension amendment to the Memorandum of Association extending the business combination deadline to February 19, 2027; a corresponding trust agreement amendment; and an adjournment proposal. All three proposals were approved with detailed voting tallies (6,745,828 for, 1,665,624 against, 0 abstain on each). This is a classic Item 5.07 shareholder vote results disclosure, material to investors as it extends the SPAC's deadline to complete its initial business combination and affects the trust account mechanics.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-10-19T13:03:39.726490+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":40257,"accession_number":"0001829126-26-011279","item_number":"1.01","item_title":"Entry into a Material Definitive","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.72,"reasoning":"This disclosure describes Amendment No. 2 to the Investment Management Trust Agreement, which modifies the trust account mechanics for a SPAC (blank-check company) to permit monthly extensions through February 2027 and establish contribution requirements and cure periods. While the Item 1.01 caption suggests M\u0026A activity, the actual substance is a governance/administrative amendment to the trust structure governing shareholder funds—a core governance matter for SPACs. The amendment is material because it affects the timeline and terms under which the company must complete a business combination or return capital to shareholders, directly impacting investor interests.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-10-19T13:03:39.726490+00:00","company_name":"Quartzsea Acquisition Corp","ticker":"QSEAU","filing_date":"2026-10-19"},{"id":40258,"accession_number":"0001829126-26-011279","item_number":"5.03","item_title":"Amendments to Articles of Incorporation","event_type":"shareholder_vote_results","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The filing discloses results of an Extraordinary General Meeting held on October 13, 2026, where shareholders voted on three proposals: an extension amendment to the Memorandum of Association extending the business combination deadline to February 19, 2027; a corresponding trust agreement amendment; and an adjournment proposal. All three proposals were approved with detailed voting tallies (6,745,828 for, 1,665,624 against, 0 abstain on each). This is a classic Item 5.07 shareholder vote results disclosure, material to investors as it extends the SPAC's deadline to complete its initial business combination and affects the trust account mechanics.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-10-19T13:03:39.726490+00:00","company_name":"Quartzsea Acquisition Corp","ticker":"QSEAU","filing_date":"2026-10-19"}]}