Wallace Weitz - Weitz Investment Management, Inc.
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    49
Portfolio value:    $1,432,543,452
Holdings Activity Buys Sells    History
Holding/activity history for  Summit Matls Inc (SUM)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2021   Q2 0 0.00 Sell 100.00% 1.63 SEC
2021   Q1 1,300,600 1.63 Reduce 24.49% 0.37 $28.02 $36,443,000 SEC
2020   Q4 1,722,500 1.49 $20.08 $34,588,000 SEC
2020   Q3 1,722,500 1.35 $16.54 $28,490,000 SEC
2020   Q2 1,722,500 1.39 Reduce 5.42% 0.08 $16.08 $27,698,000 SEC
2020   Q1 1,821,200 1.46 Add 5.73% 0.08 $15.00 $27,318,000 SEC
2019   Q4 1,722,550 1.66 Reduce 10.44% 0.19 $23.90 $41,169,000 SEC
2019   Q3 1,923,450 1.79 Reduce 21.01% 0.40 $22.20 $42,701,000 SEC
2019   Q2 2,435,000 1.92 Add 9.88% 0.17 $19.25 $46,874,000 SEC
2019   Q1 2,216,000 1.51 Reduce 6.39% 0.09 $15.87 $35,168,000 SEC
2018   Q4 2,367,300 1.39 Add 47.75% 0.45 $12.40 $29,355,000 SEC
2018   Q3 1,602,200 1.23 Add 766.05% 1.09 $18.18 $29,128,000 SEC
2018   Q2 185,000 0.21 Buy 0.21 $26.25 $4,856,000 SEC
2017   Q2 0 0.00 Sell 100.00% 0.02 SEC
2017   Q1 18,722 0.02 $24.73 $463,000 SEC
2016   Q4 18,722 0.02 Reduce 10.85% <0.01 $23.77 $445,000 SEC
2016   Q3 21,000 0.02 $18.57 $390,000 SEC
2016   Q2 21,000 0.02 $20.48 $430,000 SEC
2016   Q1 21,000 0.02 Buy 0.02 $19.43 $408,000 SEC