{
 "company": "Allison Transmission Holdings",
 "ticker": "ALSN",
 "page": "https://www.moatshark.com/s/alsn",
 "note": "Source: SEC filings via moatshark. Values and changes are estimates; not investment advice.",
 "holders": [
  {
   "manager": "Tweedy, Browne",
   "moatshark_slug": "tweedy-browne",
   "period": "2026-06-30",
   "portfolio_pct": 0.19,
   "value_usd": 2456717,
   "change": "ADD",
   "share_change_pct": 38,
   "quarters_held": 4
  },
  {
   "manager": "Harris Associates (Oakmark)",
   "moatshark_slug": "harris-associates-oakmark",
   "period": "2026-06-30",
   "portfolio_pct": 0.06,
   "value_usd": 45407388,
   "change": "REDUCE",
   "share_change_pct": -24.3,
   "quarters_held": 22
  }
 ]
}