{"schema_version":"secwatch.filing_event.v1","accession":"0001829126-25-002082","form_type":"8-K","ticker":"QSEA","cik":"0002047455","company_name":"Quartzsea Acquisition Corp","filed_at":"2025-03-27T23:59:59+00:00","discovered_at":"2026-05-14T18:03:05.863548+00:00","generated_at":"2026-05-24T04:25:40.902813+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Quartzsea Acquisition Corp closes IPO of 8.28M units at $10, raising $82.8M in trust","bullets":["IPO of 8,280,000 units at $10/unit closed March 19; gross proceeds $82.8M.","Underwriters fully exercised overallotment (1,080,000 additional units).","Private placement of 231,900 units to sponsor Blue Jay Investment for $2,319,000.","Net proceeds of $82.8M deposited in trust; cash outside trust $1,245,878.","Auditor notes going concern: 15-month deadline to complete business combination by June 19, 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0001829126-25-002082","json":"https://secwatch.observer/filing/0001829126-25-002082.json","markdown":"https://secwatch.observer/filing/0001829126-25-002082.md","text":"https://secwatch.observer/filing/0001829126-25-002082.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2047455/000182912625002082/0001829126-25-002082-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2047455/000182912625002082/quartzsea_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-24T04:25:40.902813+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"}