{
 "company": "3m",
 "ticker": "MMM",
 "page": "https://www.moatshark.com/s/mmm",
 "note": "Source: SEC filings via moatshark. Values and changes are estimates; not investment advice.",
 "holders": [
  {
   "manager": "Mairs & Power",
   "moatshark_slug": "mairs-power",
   "period": "2026-06-30",
   "portfolio_pct": 0.52,
   "value_usd": 56563197,
   "change": "REDUCE",
   "share_change_pct": -0.7,
   "quarters_held": 53
  },
  {
   "manager": "Jensen Investment Management",
   "moatshark_slug": "jensen-investment-management",
   "period": "2026-06-30",
   "portfolio_pct": 0.11,
   "value_usd": 4471630,
   "change": "REDUCE",
   "share_change_pct": 0,
   "quarters_held": 53
  },
  {
   "manager": "Dodge & Cox",
   "moatshark_slug": "dodge-cox",
   "period": "2026-06-30",
   "portfolio_pct": 0,
   "value_usd": 1223716,
   "change": "REDUCE",
   "share_change_pct": -1.5,
   "quarters_held": 53
  },
  {
   "manager": "Horizon Kinetics",
   "moatshark_slug": "horizon-kinetics",
   "period": "2026-06-30",
   "portfolio_pct": 0,
   "value_usd": 437157,
   "change": "REDUCE",
   "share_change_pct": -46,
   "quarters_held": 14
  }
 ]
}