| PORTFOLIO MANAGER | WEIGHTS | CHANGE VALUE | CURRENT SHARES |
|---|
| Bill & Melinda Gates Foundation Trust | 45.23% | -0.03% | 37,104,399 |
| SHAYNE & CO., LLC | 42.97% | 0.10% | 280,690 |
| GREYLIN INVESTMENT MANGEMENT INC | 34.75% | 0.10% | 652,750 |
| CHECK CAPITAL MANAGEMENT INC/CA | 29.06% | 0.11% | 1,311,904 |
| H&H International Investment, LLC | 27.40% | -0.05% | 7,711,176 |
| LOUNTZIS ASSET MANAGEMENT, LLC | 26.62% | 0.00% | 156,519 |
| United American Securities inc. (d/b/a uas asset management) | 26.47% | 0.31% | 373,778 |
| Asset Management Advisors, LLC | 25.46% | 0.10% | 131,790 |
| New Capital Management LP | 25.44% | -0.36% | 111,691 |
| Cook & Bynum Capital Management LLC | 23.96% | 0.10% | 114,960 |