{"schema_version":"secwatch.filing_event.v1","accession":"0000947484-24-000130","form_type":"8-K","ticker":"ACGL","cik":"0000947484","company_name":"ARCH CAPITAL GROUP LTD.","filed_at":"2024-10-30T23:59:59+00:00","discovered_at":"2026-05-14T18:03:11.463416+00:00","generated_at":"2026-05-30T08:49:50.287987+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"Arch Capital Q3 net income $978M ($2.56 EPS), up 37% YoY; underwriting income down 25% on cat losses","bullets":["Net income available to common shareholders: $978M ($2.56 diluted EPS) vs $713M ($1.88) in Q3 2023.","After-tax operating income $762M ($1.99/share); annualized operating return on average common equity 14.8%.","Pre-tax catastrophe losses $450M from Hurricane Helene and global events; combined ratio 86.6% (78.3% ex-cat and prior-year dev).","Gross premiums written $5.44B (+20.2% YoY); underwriting income $538M (down 25.4%).","Book value per share $57.00, up 8.1% from June 30, 2024."],"urls":{"canonical":"https://secwatch.observer/filing/0000947484-24-000130","json":"https://secwatch.observer/filing/0000947484-24-000130.json","markdown":"https://secwatch.observer/filing/0000947484-24-000130.md","text":"https://secwatch.observer/filing/0000947484-24-000130.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/947484/000094748424000130/0000947484-24-000130-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/947484/000094748424000130/acgl-20241030.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-30T08:49:50.287987+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"}