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  Coresite Rlty Corp (COR)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2021   Q4 0 0.00 Sell 100.00% 1.47 SEC
2021   Q3 1,057,458 1.47 Reduce 10.54% 0.17 $138.54 $146,500,000 SEC
2021   Q2 1,182,096 1.57 Reduce 6.24% 0.10 $134.60 $159,110,000 SEC
2021   Q1 1,260,703 1.59 Add 0.22% <0.01 $119.85 $151,095,000 SEC
2020   Q4 1,257,888 1.75 Reduce 0.30% <0.01 $125.28 $157,588,000 SEC
2020   Q3 1,261,708 1.87 Add 0.93% 0.02 $118.88 $149,992,000 SEC
2020   Q2 1,250,030 1.98 Reduce 0.65% 0.01 $121.06 $151,329,000 SEC
2020   Q1 1,258,161 2.13 Add 7.81% 0.15 $115.90 $145,821,000 SEC
2019   Q4 1,167,060 1.49 Add 2.63% 0.04 $112.12 $130,851,000 SEC
2019   Q3 1,137,145 1.67 Add 3.52% 0.06 $121.85 $138,561,000 SEC
2019   Q2 1,098,484 1.52 Add 1.44% 0.02 $115.17 $126,512,000 SEC
2019   Q1 1,082,907 1.41 Add 14.05% 0.17 $107.02 $115,893,000 SEC
2018   Q4 949,513 1.12 Add 9.39% 0.10 $87.23 $82,826,000 SEC
2018   Q3 867,994 1.12 Add 7.81% 0.08 $111.14 $96,469,000 SEC
2018   Q2 805,086 1.11 Add 15.32% 0.15 $110.82 $89,220,000 SEC
2018   Q1 698,123 0.86 Add 38.44% 0.24 $100.26 $69,994,000 SEC
2017   Q4 504,268 0.67 Add 407.82% 0.54 $113.90 $57,436,000 SEC
2017   Q3 99,300 0.13 Buy 0.13 $111.90 $11,112,000 SEC