{"schema_version":"secwatch.filing_event.v1","accession":"0000776867-23-000010","form_type":"8-K","ticker":"WTM","cik":"0000776867","company_name":"WHITE MOUNTAINS INSURANCE GROUP LTD","filed_at":"2023-06-06T23:59:59+00:00","discovered_at":"2026-05-14T18:03:42.210929+00:00","generated_at":"2026-06-14T07:01:33.828688+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"low","headline":"White Mountains holds annual investor meeting; presentation furnished without specific material updates","bullets":["White Mountains Insurance Group held its Annual Investor Information Meeting on June 6, 2023.","A presentation was furnished as Exhibit 99.1 via this 8-K, but its detailed content is not available in the extracted text.","No specific financial results, guidance changes, or other material events were disclosed in the filing itself.","The meeting is a regularly scheduled update; no unexpected announcements were apparent from the furnished materials."],"urls":{"canonical":"https://secwatch.observer/filing/0000776867-23-000010","json":"https://secwatch.observer/filing/0000776867-23-000010.json","markdown":"https://secwatch.observer/filing/0000776867-23-000010.md","text":"https://secwatch.observer/filing/0000776867-23-000010.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/776867/000077686723000010/0000776867-23-000010-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/776867/000077686723000010/wtm-20230606.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-14T07:01:33.828688+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"}