Andreas Halvorsen - Viking Global Investors
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    77
Portfolio value:    $35,748,670,967
Holdings Activity Buys Sells    History
Holding/activity history for  Illumina Inc. (ILMN)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2021   Q4 0 0.00 Sell 100.00% 0.17 SEC
2021   Q3 155,319 0.17 Buy 0.17 $405.61 $62,999,000 SEC
2020   Q1 0 0.00 Sell 100.00% 0.63 SEC
2019   Q4 408,658 0.63 Reduce 78.79% 2.40 $331.74 $135,568,000 SEC
2019   Q3 1,926,956 3.05 Add 40.54% 0.88 $304.22 $586,219,000 SEC
2019   Q2 1,371,087 2.27 Add 15.97% 0.31 $368.15 $504,766,000 SEC
2019   Q1 1,182,324 2.11 Add 3.35% 0.07 $310.69 $367,336,000 SEC
2018   Q4 1,143,954 2.00 Add 196.98% 1.33 $299.93 $343,106,000 SEC
2018   Q3 385,190 0.81 Reduce 23.08% 0.19 $367.06 $141,388,000 SEC
2018   Q2 500,763 0.84 Buy 0.84 $279.29 $139,858,000 SEC
2017   Q1 0 0.00 Sell 100.00% 0.21 SEC
2016   Q4 349,965 0.21 Buy 0.21 $128.04 $44,810,000 SEC
2015   Q4 0 0.00 Sell 100.00% 1.30 SEC
2015   Q3 1,789,486 1.30 Reduce 63.99% 2.85 $175.82 $314,627,000 SEC
2015   Q2 4,968,956 4.46 Reduce 41.59% 2.77 $218.36 $1,085,021,000 SEC
2015   Q1 8,506,696 6.67 Add 2.57% 0.17 $185.64 $1,579,183,000 SEC
2014   Q4 8,293,405 8.04 Reduce 4.13% 0.26 $184.58 $1,530,797,000 SEC
2014   Q3 8,650,670 6.29 Add 8.23% 0.48 $163.92 $1,418,018,000 SEC
2014   Q2 7,992,844 6.94 Reduce 9.85% 0.59 $178.54 $1,427,042,000 SEC
2014   Q1 8,866,245 6.03 Add 422.48% 4.88 $148.66 $1,318,056,000 SEC
2013   Q4 1,696,962 0.96 Buy 0.96 $110.59 $187,667,000 SEC
2013   Q2 0 0.00 Sell 100.00% 0.09 SEC
2013   Q1 200,500 0.09 Buy 0.09 $53.98 $10,822,000 SEC
2012   Q2 0 0.00 Sell 100.00% 1.32 SEC
2012   Q1 2,068,400 1.32 Buy 1.32 $52.61 $108,818,000 SEC
2010   Q4 0 0.00 Sell 100.00% 0.39 SEC
2010   Q3 566,600 0.39 Add 1,068,956.60% 0.39 $49.20 $27,876,000 SEC
2010   Q2 53 3.17 Reduce 99.99% 0.01 $811.32 $43,000 SEC
2010   Q1 656,000 0.01 Reduce 44.82% 0.24 $38.90 $25,518,000 SEC
2009   Q4 1,188,816 0.54 Buy 0.54 $30.68 $36,472,000 SEC
2009   Q2 0 0.00 Sell 100.00% 2.17 SEC
2009   Q1 1,438,800 2.17 Reduce 37.50% 0.78 $37.24 $53,580,000 SEC
2008   Q4 2,302,100 2.07 Buy 2.07 $26.05 $59,969,000 SEC
2008   Q3 0 0.00 Sell 100.00% 1.00 SEC
2008   Q2 473,600 1.00 Reduce 63.41% 1.56 $87.11 $41,255,000 SEC
2008   Q1 1,294,400 2.46 Add 8.18% 0.19 $75.90 $98,244,000 SEC
2007   Q4 1,196,500 1.71 Reduce 36.46% 1.04 $59.26 $70,904,000 SEC
2007   Q3 1,883,100 2.84 Reduce 42.56% 1.51 $51.88 $97,695,000 SEC
2007   Q2 3,278,600 3.54 Add 347.29% 2.75 $40.59 $133,078,000 SEC
2007   Q1 733,000 0.64 Buy 0.64 $29.30 $21,476,000 SEC