{"schema_version":"secwatch.filing_event.v1","accession":"0000947484-24-000091","form_type":"8-K","ticker":"ACGL","cik":"0000947484","company_name":"ARCH CAPITAL GROUP LTD.","filed_at":"2024-07-30T23:59:59+00:00","discovered_at":"2026-05-14T18:03:16.470166+00:00","generated_at":"2026-05-31T15:35:18.733313+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Arch Capital Q2 net income $1.3B, EPS $3.30, compared to $661M, $1.75 a year ago","bullets":["Net income available to common shareholders of $1.3B ($3.30/share) vs $661M ($1.75/share) in Q2 2023.","After-tax operating income $981M ($2.57/share) vs $726M ($1.92/share) in prior-year quarter.","Gross premiums written rose 11.1% to $5.38B; net premiums earned up 20.2% to $3.57B.","Combined ratio improved to 78.7% from 79.8% a year ago; ex-cat and prior-year development 76.7% vs 79.7%.","Book value per share $52.75 at June 30, 2024, a 6.9% increase from March 31, 2024."],"urls":{"canonical":"https://secwatch.observer/filing/0000947484-24-000091","json":"https://secwatch.observer/filing/0000947484-24-000091.json","markdown":"https://secwatch.observer/filing/0000947484-24-000091.md","text":"https://secwatch.observer/filing/0000947484-24-000091.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/947484/000094748424000091/0000947484-24-000091-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/947484/000094748424000091/acgl-20240730.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T15:35:18.733313+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"}