{"schema_version":"secwatch.filing_event.v1","accession":"0000776867-22-000008","form_type":"8-K","ticker":"WTM","cik":"0000776867","company_name":"WHITE MOUNTAINS INSURANCE GROUP LTD","filed_at":"2022-05-26T23:59:59+00:00","discovered_at":"2026-05-14T18:04:03.643334+00:00","generated_at":"2026-06-25T06:58:29.547149+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Kudu raises $114M from MassMutual and White Mountains; WTM ownership drops to 89%","bullets":["MassMutual invests $64M, WM Regent (White Mountains) invests $50M at ~1.3x Dec 2021 equity.","White Mountains' ownership in Kudu decreases from 99% to 89% post-transaction.","Kudu-affiliated managers have $65B AUM; Kudu completed 4 transactions in past 12 months.","Kudu has raised >$800M equity/debt since inception; MassMutual provided $350M credit facility in 2021.","Transaction values Kudu go-forward portfolio at 1.3x Dec 2021 equity, excluding $54M from two exited cos."],"urls":{"canonical":"https://secwatch.observer/filing/0000776867-22-000008","json":"https://secwatch.observer/filing/0000776867-22-000008.json","markdown":"https://secwatch.observer/filing/0000776867-22-000008.md","text":"https://secwatch.observer/filing/0000776867-22-000008.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/776867/000077686722000008/0000776867-22-000008-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/776867/000077686722000008/wtm-20220526.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-25T06:58:29.547149+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"}