{
 "company": "Wr Berkley",
 "ticker": "WRB",
 "page": "https://www.moatshark.com/s/wrb",
 "note": "Source: SEC filings via moatshark. Values and changes are estimates; not investment advice.",
 "holders": [
  {
   "manager": "Fairholme Capital Management",
   "moatshark_slug": "fairholme-capital-management",
   "period": "2026-06-30",
   "portfolio_pct": 1.21,
   "value_usd": 18080365,
   "change": "HOLD",
   "share_change_pct": 0,
   "quarters_held": 13
  },
  {
   "manager": "Markel Group",
   "moatshark_slug": "markel-group",
   "period": "2026-06-30",
   "portfolio_pct": 0.03,
   "value_usd": 4284699,
   "change": "HOLD",
   "share_change_pct": 0,
   "quarters_held": 37
  }
 ]
}