{"schema_version":"secwatch.filing_event.v1","accession":"0000947484-25-000081","form_type":"8-K","ticker":"ACGL","cik":"0000947484","company_name":"ARCH CAPITAL GROUP LTD.","filed_at":"2025-11-03T23:59:59+00:00","discovered_at":"2026-05-14T18:02:42.696767+00:00","generated_at":"2026-05-17T01:02:53.130376+00:00","sec_items":["1.01","2.03","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Arch Capital subsidiary extends $700M letter of credit facility through May 2026","bullets":["Amendment extends availability period from May 31, 2025 to May 31, 2026.","Facility size remains $700 million for letters of credit.","Notes name change of Apollo No. 14 Limited to Portico Corporate Member Ltd. effective Nov 5, 2024.","Borrower is Arch Reinsurance Ltd., wholly-owned subsidiary of Arch Capital Group Ltd."],"urls":{"canonical":"https://secwatch.observer/filing/0000947484-25-000081","json":"https://secwatch.observer/filing/0000947484-25-000081.json","markdown":"https://secwatch.observer/filing/0000947484-25-000081.md","text":"https://secwatch.observer/filing/0000947484-25-000081.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/947484/000094748425000081/0000947484-25-000081-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/947484/000094748425000081/acgl-20251029.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T01:02:53.130376+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"}