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  Schlumberger Ltd. (SLB)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2017   Q4 0 0.00 Sell 100.00% 0.01 SEC
2017   Q3 4,000 0.01 $69.75 $279,000 SEC
2017   Q2 4,000 0.01 Reduce 99.40% 1.17 $65.75 $263,000 SEC
2017   Q1 662,500 1.18 $78.10 $51,741,000 SEC
2016   Q4 662,500 1.36 $83.95 $55,617,000 SEC
2016   Q3 662,500 1.36 $78.64 $52,099,000 SEC
2016   Q2 662,500 1.40 $79.08 $52,390,000 SEC
2016   Q1 662,500 1.33 Add 0.08% <0.01 $73.75 $48,859,000 SEC
2015   Q4 662,000 1.27 Add 1.53% 0.02 $69.75 $46,174,000 SEC
2015   Q3 652,000 1.20 Add 4.82% 0.06 $68.97 $44,968,000 SEC
2015   Q2 622,000 1.37 Add 14.13% 0.17 $86.19 $53,610,000 SEC
2015   Q1 545,000 1.17 Add 34.57% 0.30 $83.44 $45,475,000 SEC
2014   Q4 405,000 0.88 Add 23.85% 0.17 $85.41 $34,591,000 SEC
2014   Q3 327,000 0.97 Add 5.48% 0.05 $101.69 $33,253,000 SEC
2014   Q2 310,000 1.09 Add 19.23% 0.18 $117.95 $36,564,000 SEC
2014   Q1 260,000 0.81 Add 49.43% 0.27 $97.50 $25,350,000 SEC
2013   Q4 174,000 0.51 Add 12.99% 0.06 $90.11 $15,679,000 SEC
2013   Q3 154,000 0.48 Add 2.67% 0.01 $88.36 $13,607,000 SEC
2013   Q2 150,000 0.40 Add 2.74% 0.01 $71.66 $10,749,000 SEC
2013   Q1 146,000 0.43 $74.89 $10,934,000 SEC
2012   Q4 146,000 0.45 $69.30 $10,118,000 SEC
2012   Q3 146,000 0.50 Add 0.69% <0.01 $72.33 $10,560,000 SEC
2012   Q2 145,000 0.47 Add 59.34% 0.18 $64.91 $9,412,000 SEC
2012   Q1 91,000 0.32 Add 31.12% 0.08 $69.93 $6,364,000 SEC
2011   Q4 69,400 0.27 Reduce 0.86% <0.01 $68.31 $4,741,000 SEC
2011   Q3 70,000 0.27 Reduce 0.43% <0.01 $59.73 $4,181,000 SEC
2011   Q2 70,300 0.34 $86.40 $6,074,000 SEC
2011   Q1 70,300 0.38 $93.26 $6,556,000 SEC
2010   Q4 70,300 0.35 Add 6.03% 0.02 $83.50 $5,870,000 SEC
2010   Q3 66,300 0.27 Reduce 0.15% <0.01 $61.61 $4,085,000 SEC
2010   Q2 66,400 0.27 Add 0.61% <0.01 $55.35 $3,675,000 SEC
2010   Q1 66,000 0.28 $63.45 $4,188,000 SEC
2009   Q4 66,000 0.31 Add 15.79% 0.04 $65.09 $4,296,000 SEC
2009   Q3 57,000 0.27 Add 46.15% 0.09 $59.60 $3,397,000 SEC
2009   Q2 39,000 0.21 Add 8.33% 0.02 $54.10 $2,110,000 SEC
2009   Q1 36,000 0.16 Add 73.08% 0.07 $40.61 $1,462,000 SEC
2008   Q4 20,800 0.08 Add 3.48% <0.01 $42.31 $880,000 SEC
2008   Q3 20,100 0.11 Buy 0.11 $78.11 $1,570,000 SEC