Thomas Gayner - Markel Asset Management
Holding/activity history for White Mountains Insurance (WTM)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price |
| 2011 Q3 | 0 | 0 | Sell 100.00% | 1.68 | |
| 2011 Q2 | 75,530 | 1.68 | Reduce 7.36% | 0.13 | $420.16 |
| 2011 Q1 | 81,530 | 1.61 | $364.20 | ||
| 2010 Q4 | 81,530 | 1.53 | $335.59 | ||
| 2010 Q3 | 81,530 | 1.52 | $308.46 | ||
| 2010 Q2 | 81,530 | 1.80 | Reduce 10.90% | 0.22 | $324.20 |
| 2010 Q1 | 91,500 | 2.01 | Reduce 2.14% | 0.04 | $354.99 |
| 2009 Q4 | 93,500 | 2.20 | $332.66 | ||
| 2009 Q3 | 93,500 | 2.14 | $307.02 | ||
| 2009 Q2 | 93,500 | 1.93 | $228.91 | ||
| 2009 Q1 | 93,500 | 1.62 | $171.91 | ||
| 2008 Q4 | 93,500 | 2.22 | Reduce 6.78% | 0.16 | $267.10 |
| 2008 Q3 | 100,300 | 3.07 | Reduce 15.22% | 0.55 | $469.75 |
| 2008 Q2 | 118,300 | 3.35 | Reduce 9.21% | 0.34 | $428.99 |
| 2008 Q1 | 130,300 | 3.46 | Reduce 6.46% | 0.24 | $480.00 |
| 2007 Q4 | 139,300 | 3.66 | Reduce 4.13% | 0.16 | $514.05 |
| 2007 Q3 | 145,300 | 3.82 | $519.75 | ||
| 2007 Q2 | 145,300 | 4.54 | $606.02 | ||
| 2007 Q1 | 145,300 | 4.41 | $566.50 | ||
| 2006 Q4 | 145,300 | 4.45 | $579.43 |