{"schema_version":"secwatch.filing_event.v1","accession":"0000947484-26-000090","form_type":"8-K","ticker":"ACGL","cik":"0000947484","company_name":"ARCH CAPITAL GROUP LTD.","filed_at":"2026-06-03T10:06:06+00:00","discovered_at":"2026-06-03T10:10:00.257454+00:00","generated_at":"2026-06-03T10:10:42.392216+00:00","sec_items":["1.01","8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.72,"calibrated_materiality_score":0.72,"confidence":"high","headline":"Arch Capital prices $2B senior notes offering to refinance near-term debt and tender offers","bullets":["$600M of 5.250% senior notes due 2036 and $1.4B of 5.950% senior notes due 2056 priced.","Net proceeds to redeem $500M of 4.011% Senior Notes due 2026 and fund tender offers for 5.144% notes due 2043 and 5.031% notes due 2046.","Offering expected to close on June 9, 2026, led by Wells Fargo, BofA, J.P. Morgan, and Lloyds Securities.","Remaining proceeds, if any, to be used for general corporate purposes."],"urls":{"canonical":"https://secwatch.observer/filing/0000947484-26-000090","json":"https://secwatch.observer/filing/0000947484-26-000090.json","markdown":"https://secwatch.observer/filing/0000947484-26-000090.md","text":"https://secwatch.observer/filing/0000947484-26-000090.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/947484/000094748426000090/0000947484-26-000090-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/947484/000094748426000090/acgl-20260602.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-03T10:10:42.392216+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":"4dab75ba5e3cbce568971bed2c24a90090b692a3","claim":"ARCH CAPITAL GROUP LTD. entered into Underwriting Agreement with the underwriters named therein valued at $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 and $1,400,000,000 aggregate (effective 2026-06-02).","evidence_excerpt":"On June 2, 2026, Arch Capital Group Ltd. (“ACGL” or the “Issuer”) entered into an Underwriting Agreement pursuant to which the Issuer agreed to sell, and the underwriters named therein agreed to purchase, subject to and upon terms and conditions set forth therein, (i) $600,000,000 aggregate principal amount of 5.250% senior notes due 2036 (the “2036 Notes”) and (ii) $1,400,000,000 aggregate principal amount of 5.950% senior notes due 2056 (the “2056 Notes” and, together with the 2036 Notes, the “Notes”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/947484/000094748426000090/0000947484-26-000090-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"underwriting"},{"label":"Counterparty","value":"the underwriters named therein"},{"label":"Value","value":"$600,000,000 aggregate principal amount of 5.250% senior notes due 2036 and $1,400,000,000 aggregate"},{"label":"Effective","value":"2026-06-02"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}