CarMax Inc. (KMX) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for KMX. 13F holdings as of 2026-06-30.
In 13F filings for the quarter ended June 30, 2026, 545 institutions reported holding KMX, with 147.5 million shares worth $7.8 billion in aggregate.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| BlackRock | 17,092,089 | $904M | DECREASED |
| Vanguard | 14,892,856 | $788M | INCREASED |
| AQR Capital Management | 6,622,794 | $349M | DECREASED |
| Srs Investment Management | 5,922,862 | $313M | INCREASED |
| Two Sigma Investments | 5,831,970 | $308M | INCREASED |
Recent Congressional Trades
| Member | Type | Amount | Date |
|---|---|---|---|
| Gilbert Cisneros (Democrat) | PURCHASE | $1,001 - $15,000 | 2026-08-19 |
Full institutional holdings, insider history, and congressional trades for CarMax Inc. on SentiSense.