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  Covance Inc. (CVD)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2008   Q4 0 0.00 Sell 100.00% <0.01 SEC
2008   Q3 2,700 <0.01 $88,410.00 $238,707,000 SEC
2008   Q2 2,700 <0.01 $86,020.00 $232,254,000 SEC
2008   Q1 2,700 <0.01 $82,970.00 $224,019,000 SEC
2007   Q4 2,700 <0.01 $86,620.00 $233,874,000 SEC
2007   Q3 2,700 <0.01 Buy <0.01 $77,900.00 $210,330,000 SEC
2006   Q3 0 0.00 Sell 100.00% 0.01 SEC
2006   Q2 4,300 0.01 $61,220.00 $263,246,000 SEC
2006   Q1 4,300 <0.01 $58,750.00 $252,625,000 SEC
2005   Q4 4,300 <0.01 $48,550.00 $208,765,000 SEC
2005   Q3 4,300 0.01 Reduce 12.24% <0.01 $47,990.00 $206,357,000 SEC
2005   Q2 4,900 <0.01 $44,870.00 $219,863,000 SEC
2005   Q1 4,900 <0.01 Buy <0.01 $47,610.00 $233,289,000 SEC
2003   Q1 0 0.00 Sell 100.00% 0.01 SEC
2002   Q4 12,900 0.01 Reduce 3.01% <0.01 $24,590.00 $317,211,000 SEC
2002   Q3 13,300 0.01 Reduce 29.26% <0.01 $19,570.00 $260,281,000 SEC
2002   Q2 18,800 0.02 Reduce 2.08% <0.01 $18,750.00 $352,500,000 SEC
2002   Q1 19,200 0.03 Reduce 17.24% <0.01 $20,280.00 $389,376,000 SEC
2001   Q4 23,200 0.03 $22,700.00 $526,640,000 SEC
2001   Q3 23,200 0.02 Reduce 60.81% 0.09 $17,910.00 $415,512,000 SEC
2001   Q2 59,200 0.15 Buy 0.15 $22,650.00 $1,340,880,000 SEC
2001   Q1 0 0.00 Sell 100.00% 0.04 SEC
2000   Q4 59,500 0.04 Reduce 8.50% <0.01 $10,750.00 $639,625,000 SEC
2000   Q3 65,025 0.03 Reduce 1.51% <0.01 $8,187.50 $532,392,000 SEC
2000   Q2 66,025 0.04 Buy 0.04 $8,812.50 $581,845,000 SEC
2000   Q1 0 0.00 Sell 100.00% 0.04 SEC
1999   Q4 62,125 0.04 Reduce 17.63% <0.01 $10,812.51 $671,727,000 SEC
1999   Q3 75,425 0.05 Buy 0.05 $9,687.50 $730,680,000 SEC