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  Contango Oil & Gas (MCF)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2012   Q3 0 0.00 Sell 100.00% 0.12 SEC
2012   Q2 40,500 0.12 Add 32.79% 0.03 $59.21 $2,398,000 SEC
2012   Q1 30,500 0.09 Reduce 49.59% 0.10 $58.92 $1,797,000 SEC
2011   Q4 60,500 0.20 $58.18 $3,520,000 SEC
2011   Q3 60,500 0.21 Add 19.80% 0.03 $54.71 $3,310,000 SEC
2011   Q2 50,500 0.17 Add 77.19% 0.07 $58.44 $2,951,000 SEC
2011   Q1 28,500 0.11 Buy 0.11 $63.23 $1,802,000 SEC