{"schema_version":"secwatch.filing_event.v1","accession":"0000947484-26-000114","form_type":"8-K","ticker":"ACGL","cik":"0000947484","company_name":"ARCH CAPITAL GROUP LTD.","filed_at":"2026-06-16T20:08:25+00:00","discovered_at":"2026-06-16T20:10:00.375769+00:00","generated_at":"2026-06-16T20:10:50.397195+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"positive","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Arch Capital buys back $417.9M of senior notes at small premium; early tender fully subscribed","bullets":["Increased tender max to $417.9M for 5.144% notes due 2043 and 5.031% notes due 2046.","$218.7M of 2043 notes and $199.1M of 2046 notes validly tendered; all accepted.","Total consideration per $1,000: $960.00 for 2043 notes, $942.30 for 2046 notes (incl. $50 premium).","Early settlement date June 18, 2026; no further notes expected to be accepted after early deadline.","Financing condition satisfied; Wells Fargo and BofA serving as dealer managers."],"urls":{"canonical":"https://secwatch.observer/filing/0000947484-26-000114","json":"https://secwatch.observer/filing/0000947484-26-000114.json","markdown":"https://secwatch.observer/filing/0000947484-26-000114.md","text":"https://secwatch.observer/filing/0000947484-26-000114.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/947484/000094748426000114/0000947484-26-000114-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/947484/000094748426000114/acgl-20260615.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-16T20:10:50.397195+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"}