{"schema_version":"secwatch.filing_event.v1","accession":"0000947484-24-000007","form_type":"8-K","ticker":"ACGL","cik":"0000947484","company_name":"ARCH CAPITAL GROUP LTD.","filed_at":"2024-02-14T23:59:59+00:00","discovered_at":"2026-05-14T18:03:27.390123+00:00","generated_at":"2026-06-06T02:58:55.963391+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Arch Capital Q4 net income $2.3B ($6.12 EPS); operating income $945M; book value up 21.5%","bullets":["Net income $2.3B ($6.12 diluted EPS) vs $849M ($2.26) in Q4 2022; includes $1.18B deferred tax asset from Bermuda corporate income tax.","After-tax operating income $945M ($2.49 per share) vs $806M ($2.14) YoY, a 17.3% increase.","Combined ratio excluding catastrophic activity and prior year development improved to 78.9% from 82.0%.","Book value per common share $46.94, up 21.5% from $38.63 at Sept 30, 2023.","Gross premiums written $4.25B, up 12% YoY; CEO bullish on 2024 market conditions."],"urls":{"canonical":"https://secwatch.observer/filing/0000947484-24-000007","json":"https://secwatch.observer/filing/0000947484-24-000007.json","markdown":"https://secwatch.observer/filing/0000947484-24-000007.md","text":"https://secwatch.observer/filing/0000947484-24-000007.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/947484/000094748424000007/0000947484-24-000007-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/947484/000094748424000007/acgl-20240214.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-06T02:58:55.963391+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":[{"claim_id":"176f72030c7d082653cfb3b65a8257b539f429ab","claim":"ARCH CAPITAL GROUP LTD. reported the quarter ended December 31, 2023 results: net income $2.3 billion, EPS $6.12 per share.","evidence_excerpt":"Arch Capital Group Ltd. issued a press release reporting its earnings and the availability of its financial supplement for the quarter ended December 31, 2023.","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/947484/000094748424000007/0000947484-24-000007-index.htm","confidence":0.95,"family_label":"Earnings Releases","details":[{"label":"Period","value":"the quarter ended December 31, 2023"},{"label":"Net income","value":"$2.3 billion"},{"label":"EPS","value":"$6.12 per share"},{"label":"Result","value":"reported results"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}