William Frels - Mairs & Power Inc
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    245
Portfolio value:    $9,786,094,433
Holdings Activity Buys Sells    History
Holding/activity history for  Littelfuse Inc. (LFUS)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2026   Q1 724,710 2.51 Reduce 6.96% 0.13 $339.35 $245,930,339 SEC
2025   Q4 778,951 1.90 Reduce 4.30% 0.09 $252.92 $197,012,287 SEC
2025   Q3 813,938 1.98 Reduce 6.06% 0.12 $259.01 $210,818,081 SEC
2025   Q2 866,464 1.94 Reduce 1.92% 0.03 $226.73 $196,453,383 SEC
2025   Q1 883,427 1.81 Add 0.92% 0.02 $196.74 $173,805,428 SEC
2024   Q4 875,381 2.00 Add 1.67% 0.03 $235.65 $206,283,533 SEC
2024   Q3 860,984 2.15 Add 1.42% 0.03 $265.25 $228,376,006 SEC
2024   Q2 848,926 2.10 Reduce 1.03% 0.02 $255.59 $216,976,996 SEC
2024   Q1 857,751 2.01 Reduce 0.17% <0.01 $242.35 $207,875,955 SEC
2023   Q4 859,245 2.42 Reduce 2.14% 0.05 $267.56 $229,899,592 SEC
2023   Q3 878,019 2.55 Reduce 1.59% 0.04 $247.32 $217,151,659 SEC
2023   Q2 892,175 2.83 Reduce 0.25% <0.01 $291.31 $259,899,499 SEC
2023   Q1 894,425 2.77 Add 0.02% <0.01 $268.09 $239,786,398 SEC
2022   Q4 894,287 2.37 Add 0.39% <0.01 $220.20 $196,921,997 SEC
2022   Q3 890,836 2.23 Add 3.52% 0.08 $198.69 $177,000,000 SEC
2022   Q2 860,512 2.62 Add 2.99% 0.08 $254.04 $218,604,000 SEC
2022   Q1 835,547 2.10 Add 4.10% 0.08 $249.41 $208,394,000 SEC
2021   Q4 802,624 2.34 Add 3.72% 0.08 $314.68 $252,570,000 SEC
2021   Q3 773,841 2.12 Add 2.61% 0.05 $273.27 $211,468,000 SEC
2021   Q2 754,165 1.90 Add 2.30% 0.04 $254.79 $192,154,000 SEC
2021   Q1 737,188 2.05 Add 2.46% 0.05 $264.44 $194,942,000 SEC
2020   Q4 719,475 2.04 Add 10.54% 0.19 $254.66 $183,222,000 SEC
2020   Q3 650,883 1.44 Add 2.27% 0.03 $177.34 $115,428,000 SEC
2020   Q2 636,413 1.42 Add 5.18% 0.07 $170.63 $108,591,000 SEC
2020   Q1 605,093 1.18 Add 14.48% 0.15 $133.42 $80,732,000 SEC
2019   Q4 528,570 1.15 Add 4.05% 0.04 $191.30 $101,115,000 SEC
2019   Q3 507,990 1.09 Add 9.60% 0.10 $177.31 $90,072,000 SEC
2019   Q2 463,507 0.98 Add 21.56% 0.17 $176.91 $81,999,000 SEC
2019   Q1 381,308 0.85 Add 39.93% 0.24 $182.48 $69,581,000 SEC
2018   Q4 272,503 0.63 Add 61.35% 0.24 $171.48 $46,729,000 SEC
2018   Q3 168,889 0.39 Add 110.19% 0.20 $197.89 $33,421,000 SEC
2018   Q2 80,350 0.23 Add 6.85% 0.01 $228.18 $18,334,000 SEC
2018   Q1 75,200 0.19 Buy 0.19 $208.18 $15,655,000 SEC