Thomas Gayner - Markel Group
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  Illumina, Inc. (ILMN)
← All ILMN superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2021   Q4 0 0.00 Sell 100.00% 0.02 $331.74–413.42 · VW $375.56i SEC
2021   Q3 4,112 0.02 $394.46 $1,622,000 SEC
2021   Q2 4,112 0.02 $460.36 $1,893,000 SEC
2021   Q1 4,112 0.02 $373.54 $1,536,000 SEC
2020   Q4 4,112 0.02 $359.92 $1,480,000 SEC
2020   Q3 4,112 0.02 $300.58 $1,236,000 SEC
2020   Q2 4,112 0.03 $360.17 $1,481,000 SEC
2020   Q1 4,112 0.02 Add 300.00% 0.02 $191.42–330.38 · VW $266.44i $1,092,000 SEC
2019   Q4 1,028 <0.01 $322.96 $332,000 SEC
2019   Q3 1,028 <0.01 $295.72 $304,000 SEC
2019   Q2 1,028 0.01 $357.98 $368,000 SEC
2019   Q1 1,028 0.01 $302.53 $311,000 SEC
2018   Q4 1,028 0.01 $291.83 $300,000 SEC
2018   Q3 1,028 0.01 $357.00 $367,000 SEC
2018   Q2 1,028 0.01 $271.40 $279,000 SEC
2018   Q1 1,028 <0.01 $229.57 $236,000 SEC
2017   Q4 1,028 <0.01 Buy <0.01 $192.81–224.44 · VW $209.16i $218,000 SEC
Price snapshot:
Current price$190.05
52-week low$88.00
52-week high$196.66