{
 "company": "Quest Diagnostics",
 "ticker": "DGX",
 "page": "https://www.moatshark.com/s/dgx",
 "note": "Source: SEC filings via moatshark. Values and changes are estimates; not investment advice.",
 "holders": [
  {
   "manager": "Davis Selected Advisers",
   "moatshark_slug": "davis-selected-advisers",
   "period": "2026-06-30",
   "portfolio_pct": 1.42,
   "value_usd": 329781509,
   "change": "REDUCE",
   "share_change_pct": -3.8,
   "quarters_held": 50
  },
  {
   "manager": "Horizon Kinetics",
   "moatshark_slug": "horizon-kinetics",
   "period": "2026-06-30",
   "portfolio_pct": 0.01,
   "value_usd": 614655,
   "change": "HOLD",
   "share_change_pct": 0,
   "quarters_held": 30
  },
  {
   "manager": "First Eagle Investment Management",
   "moatshark_slug": "first-eagle-investment-management",
   "period": "2026-06-30",
   "portfolio_pct": 0,
   "value_usd": 1612092,
   "change": "ADD",
   "share_change_pct": 153.5,
   "quarters_held": 18
  }
 ]
}