William Frels - Mairs & Power
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  State Street SPDR S&P MIDCAP 400 ETF Trust (MDY)
← All MDY superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2026   Q1 819 0.01 Buy 0.01 $597.03–662.65 · VW $630.50i $505,203 SEC
2025   Q4 0 0.00 Sell 100.00% 0.01 $568.21–622.79 · VW $597.97i SEC
2025   Q3 1,064 0.01 Add 23.01% <0.01 $559.89–608.79 · VW $586.22i $634,250 SEC
2025   Q2 865 <0.01 Buy <0.01 $458.82–570.21 · VW $528.38i $490,005 SEC
2025   Q1 0 0.00 Sell 100.00% 0.01 $520.28–602.32 · VW $564.33i SEC
2024   Q4 1,035 0.01 Add 23.95% <0.01 $559.64–624.13 · VW $586.48i $589,515 SEC
2024   Q3 835 <0.01 Reduce 15.23% <0.01 $511.97–574.28 · VW $554.23i $475,666 SEC
2024   Q2 985 0.01 Buy 0.01 $515.00–556.96 · VW $536.27i $527,054 SEC
2021   Q2 0 0.00 Sell 100.00% <0.01 $475.11–507.63 · VW $492.82i SEC
2021   Q1 437 <0.01 Reduce 18.16% <0.01 $409.74–489.48 · VW $448.92i $208,000 SEC
2020   Q4 534 <0.01 Reduce 31.45% <0.01 $336.60–425.31 · VW $382.87i $224,000 SEC
2020   Q3 779 <0.01 Add 3.32% <0.01 $314.49–360.17 · VW $339.77i $264,000 SEC
2020   Q2 754 <0.01 Buy <0.01 $240.58–355.23 · VW $308.98i $245,000 SEC
2016   Q4 0 0.00 Sell 100.00% <0.01 $268.25–309.59 · VW $290.12i SEC
2016   Q3 1,080 <0.01 $282.41 $305,000 SEC
2016   Q2 1,080 <0.01 Reduce 34.55% <0.01 $256.08–278.33 · VW $267.24i $294,000 SEC
2016   Q1 1,650 0.01 Add 50.68% <0.01 $220.88–264.35 · VW $242.47i $433,000 SEC
2015   Q4 1,095 <0.01 Reduce 39.00% <0.01 $244.88–268.82 · VW $259.50i $278,000 SEC
2015   Q3 1,795 0.01 Buy 0.01 $216.91–277.39 · VW $258.06i $447,000 SEC
Price snapshot:
Current price$685.98
Avg. buy price$616.85
+/- since buy11.21%
52-week low$553.64
52-week high$704.45