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  Calumet (CLMT)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2014   Q2 0 0.00 Sell 100.00% 0.02 SEC
2014   Q1 20,000 0.02 Reduce 61.54% 0.02 $25.85 $517,000 SEC
2013   Q4 52,000 0.04 Add 40.54% 0.01 $26.02 $1,353,000 SEC
2013   Q3 37,000 0.04 $27.30 $1,010,000 SEC
2013   Q2 37,000 0.05 $36.38 $1,346,000 SEC
2013   Q1 37,000 0.05 $37.24 $1,378,000 SEC
2012   Q4 37,000 0.05 $30.41 $1,125,000 SEC
2012   Q3 37,000 0.06 $32.00 $1,184,000 SEC
2012   Q2 37,000 0.04 $23.78 $880,000 SEC
2012   Q1 37,000 0.05 $26.41 $977,000 SEC
2011   Q4 37,000 0.04 Add 3.64% <0.01 $20.16 $746,000 SEC
2011   Q3 35,700 0.04 $16.92 $604,000 SEC
2011   Q2 35,700 0.04 $21.51 $768,000 SEC
2011   Q1 35,700 0.04 Add 38.91% 0.01 $21.23 $758,000 SEC
2010   Q4 25,700 0.03 $21.28 $547,000 SEC
2010   Q3 25,700 0.03 $19.73 $507,000 SEC
2010   Q2 25,700 0.03 $17.67 $454,000 SEC
2010   Q1 25,700 0.04 Buy 0.04 $20.82 $535,000 SEC