{"filing":{"accession_number":"0000011544-26-000020","cik":"0000011544","ticker":"WRB-PH","company_name":"BERKLEY W R CORP","form":"8-K","filing_date":"2026-06-11","report_date":null,"primary_document":"wrb-20260609.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/11544/000001154426000020/wrb-20260609.htm"},"events":[{"id":5244,"run_id":4596,"accession_number":"0000011544-26-000020","anchor_item_number":"1.01","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.75,"summary":"W. R. Berkley Corporation entered into a First Amendment to its Credit Agreement on June 9, 2026, extending the maturity date of the revolving credit facility from April 1, 2027 to June 9, 2031, materially extending the company's liquidity runway and modifying its capital structure.","company_name":"BERKLEY W R CORP","ticker":"WRB-PH","filing_date":"2026-06-11","form":"8-K","submitted_at":null,"items":[{"id":6323,"accession_number":"0000011544-26-000020","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.75,"reasoning":"W. R. Berkley Corporation entered into a First Amendment to its Credit Agreement on June 9, 2026, extending the maturity date of the revolving credit facility from April 1, 2027 to June 9, 2031. While this is a material amendment to a significant financing arrangement, it is more accurately characterized as a material definitive agreement modification rather than a traditional M\u0026A activity. However, given the Item 1.01 classification and the materiality of extending a multi-year credit facility, this represents a material financial event affecting the company's capital structure and liquidity position.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:18:45.373113+00:00","company_name":"","ticker":null,"filing_date":""},{"id":6324,"accession_number":"0000011544-26-000020","item_number":"2.03","item_title":"Creation of a Direct Financial Obligation or an Obligation Under an Off-Balance Sheet Arrangement of a Registrant.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.45,"reasoning":"Item 2.03 discloses creation of a direct financial obligation, but the actual substance is incorporated by reference from Item 1.01. Without access to Item 1.01's content, the specific event type cannot be determined with confidence. Item 1.01 typically covers M\u0026A activity, but could also address debt issuance, lease arrangements, or other financial obligations. Given the materiality of Item 2.03 disclosures and the inability to assess the underlying transaction, \"other_material\" is the most defensible classification pending review of Item 1.01.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:18:45.373113+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":6323,"accession_number":"0000011544-26-000020","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.75,"reasoning":"W. R. Berkley Corporation entered into a First Amendment to its Credit Agreement on June 9, 2026, extending the maturity date of the revolving credit facility from April 1, 2027 to June 9, 2031. While this is a material amendment to a significant financing arrangement, it is more accurately characterized as a material definitive agreement modification rather than a traditional M\u0026A activity. However, given the Item 1.01 classification and the materiality of extending a multi-year credit facility, this represents a material financial event affecting the company's capital structure and liquidity position.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:18:45.373113+00:00","company_name":"BERKLEY W R CORP","ticker":"WRB-PH","filing_date":"2026-06-11"},{"id":6324,"accession_number":"0000011544-26-000020","item_number":"2.03","item_title":"Creation of a Direct Financial Obligation or an Obligation Under an Off-Balance Sheet Arrangement of a Registrant.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.45,"reasoning":"Item 2.03 discloses creation of a direct financial obligation, but the actual substance is incorporated by reference from Item 1.01. Without access to Item 1.01's content, the specific event type cannot be determined with confidence. Item 1.01 typically covers M\u0026A activity, but could also address debt issuance, lease arrangements, or other financial obligations. Given the materiality of Item 2.03 disclosures and the inability to assess the underlying transaction, \"other_material\" is the most defensible classification pending review of Item 1.01.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-11T20:18:45.373113+00:00","company_name":"BERKLEY W R CORP","ticker":"WRB-PH","filing_date":"2026-06-11"}]}