{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-25-106635","form_type":"8-K","ticker":"EURK","cik":"0002000410","company_name":"Eureka Acquisition Corp","filed_at":"2025-11-05T23:59:59+00:00","discovered_at":"2026-05-14T18:02:41.257997+00:00","generated_at":"2026-05-17T00:25:55.885383+00:00","sec_items":["1.01","2.03","3.02","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Eureka Acquisition extends business combination deadline to Dec 3, 2025 via $150K sponsor note","bullets":["Sponsor deposited $150,000 into trust to extend deadline from Nov 3 to Dec 3, 2025.","Company issued $150,000 unsecured promissory note to Hercules Capital Management Corp.","Note bears no interest, due upon business combination or expiry of SPAC term.","Note convertible into private units at $10/unit, each consisting of one Class A ordinary share and one right.","Extension is one of up to eight monthly extensions permitted under charter, each requiring $150K deposit."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-25-106635","json":"https://secwatch.observer/filing/0001213900-25-106635.json","markdown":"https://secwatch.observer/filing/0001213900-25-106635.md","text":"https://secwatch.observer/filing/0001213900-25-106635.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2000410/000121390025106635/0001213900-25-106635-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2000410/000121390025106635/ea0264138-8k_eureka.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T00:25:55.885383+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"}