Chronology 13F
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WHITE MTNS INS GROUP LTD

WTM · Financials

1 whale investor · Q3 2025

Whale investors

Concentrated managers reporting this company in Q3 2025.

1 holders
  1. Southeastern Asset ManagementMason Hawkins
    EquityQ3 2025
    $52.91M2.70% portfolio

Holdings reflect reported 13F data for Q3 2025 and may be delayed or incomplete.