| Amount | Holding |
|---|---|
| 7.07% | Berkshire Hathaway Inc B |
| 6.38% | Alphabet Inc Class C |
| 5.11% | Liberty Broadband Corp C |
| 4.25% | Laboratory Corp of America Holdings |
| 4.22% | Visa Inc Class A |
| 3.98% | Black Knight Inc A |
| 3.50% | Vulcan Materials Co |
| 3.46% | Mastercard Inc A |
| 3.43% | Liberty SiriusXM Group C |
| 3.35% | Markel Corp |