Thomas Gayner - Markel Group Inc.
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    129
Portfolio value:    $11,938,885,174
Holdings Activity Buys Sells    History
Holding/activity history for  White Mountains Insurance (WTM)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2011   Q3 0 0.00 Sell 100.00% 1.79 SEC
2011   Q2 75,530 1.79 Reduce 7.36% 0.13 $420.16 $31,735,000 SEC
2011   Q1 81,530 1.73 $364.20 $29,693,000 SEC
2010   Q4 81,530 1.62 $335.59 $27,361,000 SEC
2010   Q3 81,530 1.64 $308.46 $25,149,000 SEC
2010   Q2 81,530 1.91 Reduce 10.90% 0.24 $324.20 $26,432,000 SEC
2010   Q1 91,500 2.18 Reduce 2.14% 0.05 $354.99 $32,482,000 SEC
2009   Q4 93,500 2.27 $332.66 $31,104,000 SEC
2009   Q3 93,500 2.25 $307.02 $28,706,000 SEC
2009   Q2 93,500 2.12 $228.91 $21,403,000 SEC
2009   Q1 93,500 1.74 $171.91 $16,074,000 SEC
2008   Q4 93,500 2.31 Reduce 6.78% 0.21 $267.10 $24,974,000 SEC
2008   Q3 100,300 3.17 Reduce 15.22% 0.53 $469.75 $47,116,000 SEC
2008   Q2 118,300 3.49 Reduce 9.21% 0.33 $428.99 $50,750,000 SEC
2008   Q1 130,300 3.60 Reduce 6.46% 0.25 $480.00 $62,544,000 SEC
2007   Q4 139,300 3.85 $514.05 $71,607,000 SEC