| Stock (Ticker) | % owned | Cost | Market value | Return |
| (millions) | (millions) | (millions) | ||
| American Express (AXP) | 12.20% | $1,287 | $7,802 | 506.2% |
| Ameriprise Financial (AMP) | 12.10% | $183 | $1,243 | 579.2% |
| Anheuser-Busch (BUD) | 5.60% | $2,133 | $1,884 | -11.7% |
| Coca-Cola (KO) | 8.40% | $1,299 | $8,062 | 520.6% |
| M&T Bank (MTB) | 6.00% | $103 | $732 | 610.7% |
| Moody's (MCO) | 16.20% | $499 | $2,948 | 490.8% |
| PetroChina (PTR) | 1.30% | $488 | $1,915 | 292.4% |
| Procter & Gamble (PG) | 3.00% | $940 | $5,788 | 515.7% |
| Wal-Mart (WMT) | 0.50% | $944 | $933 | -1.2% |
| Washington Post (WPO) | 18.00% | $11 | $1,322 | 11918.2% |
| Wells Fargo (WFC) | 5.70% | $2,754 | $5,975 | 117.0% |
| White Mountains Ins. (WTM) | 16.00% | $369 | $963 | 161.0% |