{"schema_version":"secwatch.filing_event.v1","accession":"0001829126-26-006629","form_type":"8-K","ticker":"QSEA","cik":"0002047455","company_name":"Quartzsea Acquisition Corp","filed_at":"2026-06-17T21:54:10+00:00","discovered_at":"2026-06-18T10:05:00.253910+00:00","generated_at":"2026-06-18T10:09:04.737027+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Quartzsea postpones EGM to June 23; seeks extension to Oct 19 for business combination","bullets":["Extraordinary General Meeting rescheduled from June 18 to June 23, 2026 at 5:00 p.m. ET.","Redemption deadline extended to June 23, 2026 at 5:00 p.m. ET.","Proposal would extend deadline to consummate initial business combination from June 19 to Oct 19, 2026 via up to four one-month extensions.","Monthly trust contribution would be the lesser of $0.033 per public share or $175,000.","Voting remains open until 11:59 p.m. ET on June 22, 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0001829126-26-006629","json":"https://secwatch.observer/filing/0001829126-26-006629.json","markdown":"https://secwatch.observer/filing/0001829126-26-006629.md","text":"https://secwatch.observer/filing/0001829126-26-006629.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2047455/000182912626006629/0001829126-26-006629-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2047455/000182912626006629/quartzsea_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T10:09:04.737027+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}