{
 "company": "American Express",
 "ticker": "AXP",
 "page": "https://www.moatshark.com/s/axp",
 "note": "Source: SEC filings via moatshark. Values and changes are estimates; not investment advice.",
 "holders": [
  {
   "manager": "Berkshire Hathaway",
   "moatshark_slug": "berkshire-hathaway",
   "period": "2026-06-30",
   "portfolio_pct": 17.14,
   "value_usd": 51282319275,
   "change": "HOLD",
   "share_change_pct": 0,
   "quarters_held": 53
  },
  {
   "manager": "Smead Capital Management",
   "moatshark_slug": "smead-capital-management",
   "period": "2026-09-30",
   "portfolio_pct": 3.63,
   "value_usd": 170935368,
   "change": "REDUCE",
   "share_change_pct": -1.2,
   "quarters_held": 41
  },
  {
   "manager": "Tweedy, Browne",
   "moatshark_slug": "tweedy-browne",
   "period": "2026-06-30",
   "portfolio_pct": 1.61,
   "value_usd": 21214702,
   "change": "REDUCE",
   "share_change_pct": -0.4,
   "quarters_held": 17
  },
  {
   "manager": "Markel Group",
   "moatshark_slug": "markel-group",
   "period": "2026-06-30",
   "portfolio_pct": 1.26,
   "value_usd": 165894715,
   "change": "HOLD",
   "share_change_pct": 0,
   "quarters_held": 53
  },
  {
   "manager": "First Eagle Investment Management",
   "moatshark_slug": "first-eagle-investment-management",
   "period": "2026-06-30",
   "portfolio_pct": 0.94,
   "value_usd": 568309886,
   "change": "ADD",
   "share_change_pct": 1.1,
   "quarters_held": 53
  },
  {
   "manager": "Giverny Capital",
   "moatshark_slug": "giverny-capital",
   "period": "2026-06-30",
   "portfolio_pct": 0.53,
   "value_usd": 15753986,
   "change": "NEW",
   "share_change_pct": null,
   "quarters_held": 1
  },
  {
   "manager": "Mairs & Power",
   "moatshark_slug": "mairs-power",
   "period": "2026-06-30",
   "portfolio_pct": 0.45,
   "value_usd": 49253116,
   "change": "REDUCE",
   "share_change_pct": -2.2,
   "quarters_held": 53
  },
  {
   "manager": "Davis Selected Advisers",
   "moatshark_slug": "davis-selected-advisers",
   "period": "2026-06-30",
   "portfolio_pct": 0.3,
   "value_usd": 70971938,
   "change": "REDUCE",
   "share_change_pct": -10,
   "quarters_held": 53
  },
  {
   "manager": "Semper Augustus",
   "moatshark_slug": "semper-augustus",
   "period": "2026-06-30",
   "portfolio_pct": 0.13,
   "value_usd": 1119946,
   "change": "REDUCE",
   "share_change_pct": -3.6,
   "quarters_held": 46
  },
  {
   "manager": "Lindsell Train",
   "moatshark_slug": "lindsell-train",
   "period": "2026-06-30",
   "portfolio_pct": 0.1,
   "value_usd": 2570700,
   "change": "REDUCE",
   "share_change_pct": -15.6,
   "quarters_held": 25
  },
  {
   "manager": "Harris Associates (Oakmark)",
   "moatshark_slug": "harris-associates-oakmark",
   "period": "2026-06-30",
   "portfolio_pct": 0.09,
   "value_usd": 68817897,
   "change": "REDUCE",
   "share_change_pct": -0.1,
   "quarters_held": 26
  },
  {
   "manager": "Matrix Asset Advisors",
   "moatshark_slug": "matrix-asset-advisors",
   "period": "2026-09-30",
   "portfolio_pct": 0.07,
   "value_usd": 862429,
   "change": "HOLD",
   "share_change_pct": 0,
   "quarters_held": 54
  },
  {
   "manager": "Dodge & Cox",
   "moatshark_slug": "dodge-cox",
   "period": "2026-06-30",
   "portfolio_pct": 0.05,
   "value_usd": 91760122,
   "change": "REDUCE",
   "share_change_pct": -2.2,
   "quarters_held": 53
  },
  {
   "manager": "Gardner Russo & Quinn",
   "moatshark_slug": "gardner-russo-quinn",
   "period": "2026-06-30",
   "portfolio_pct": 0.02,
   "value_usd": 1733531,
   "change": "REDUCE",
   "share_change_pct": -21,
   "quarters_held": 53
  },
  {
   "manager": "Horizon Kinetics",
   "moatshark_slug": "horizon-kinetics",
   "period": "2026-06-30",
   "portfolio_pct": 0.01,
   "value_usd": 441755,
   "change": "HOLD",
   "share_change_pct": 0,
   "quarters_held": 5
  },
  {
   "manager": "Ruane, Cunniff & Goldfarb (Sequoia)",
   "moatshark_slug": "ruane-cunniff-goldfarb-sequoia",
   "period": "2026-06-30",
   "portfolio_pct": 0,
   "value_usd": 315249,
   "change": "HOLD",
   "share_change_pct": 0,
   "quarters_held": 10
  }
 ]
}