| Daily Journal Corp. | 52.47% | 1,591,800 | $83,665 |
| Berkshire Hathaway | 10.52% | 442,361,700 | $23,250,531 |
| Chou Associates Management | 7.67% | 434,542 | $22,840 |
| Gardner Russo & Gardner | 5.08% | 13,376,592 | $703,074 |
| Aquamarine Capital Management | 2.91% | 115,000 | $6,044 |
| Lafayette Investments | 2.42% | 133,240 | $7,003 |
| Weitz Investment Management | 1.16% | 541,196 | $28,445 |
| Soros Fund Management | 0.42% | 367,096 | $19,295 |
| Lincoln Capital | 0.16% | 6,205 | $326 |
| Avenir Corp | 0.16% | 27,604 | $1,451 |
| Markel Corporation | 0.05% | 54,000 | $2,839 |
| Horizon Kinetics, LLC | 0.01% | 7,831 | $411 |
| Punch Card Capital, L.P. | 0.00% | 38 | $2 |