Wallace Weitz - Weitz Investment Management
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  CoStar Group, Inc. (CSGP)
← All CSGP superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2026   Q1 517,025 1.46 Reduce 28.18% 0.81 $39.18–70.57 · VW $52.21i $20,856,789 SEC
2025   Q4 719,850 2.87 $67.24 $48,402,714 SEC
2025   Q3 719,850 3.30 Reduce 5.98% 0.20 $79.94–97.43 · VW $89.26i $60,733,745 SEC
2025   Q2 765,600 3.32 Reduce 16.02% 0.62 $71.21–83.68 · VW $76.43i $61,554,240 SEC
2025   Q1 911,600 3.84 Add 2.44% 0.09 $68.41–83.03 · VW $76.67i $72,226,068 SEC
2024   Q4 889,875 3.29 Add 0.38% 0.01 $68.26–82.49 · VW $75.10i $63,706,151 SEC
2024   Q3 886,500 3.30 $75.44 $66,877,560 SEC
2024   Q2 886,500 3.47 Add 1.14% 0.04 $71.90–96.98 · VW $82.09i $65,725,110 SEC
2024   Q1 876,500 4.30 $96.60 $84,669,900 SEC
2023   Q4 876,500 4.06 Reduce 7.44% 0.30 $67.35–89.11 · VW $79.77i $76,597,335 SEC
2023   Q3 947,000 4.03 Reduce 11.33% 0.58 $75.78–92.30 · VW $82.64i $72,814,830 SEC
2023   Q2 1,068,000 5.10 Reduce 2.98% 0.13 $67.22–92.36 · VW $82.17i $95,052,000 SEC
2023   Q1 1,100,800 4.40 Reduce 0.45% 0.02 $65.12–81.15 · VW $72.98i $75,790,080 SEC
2022   Q4 1,105,800 4.89 Reduce 11.37% 0.59 $68.86–85.37 · VW $79.66i $85,456,224 SEC
2022   Q3 1,247,700 5.18 Reduce 14.75% 0.69 $57.54–79.26 · VW $71.19i $86,902,000 SEC
2022   Q2 1,463,600 4.67 Add 1.42% 0.07 $53.51–68.39 · VW $60.97i $88,416,000 SEC
2022   Q1 1,443,100 4.30 Add 27.78% 0.93 $49.00–79.73 · VW $64.27i $96,125,000 SEC
2021   Q4 1,129,400 3.61 Add 20.21% 0.61 $75.09–101.05 · VW $82.38i $89,256,000 SEC
2021   Q3 939,500 3.42 Add 4.45% 0.15 $80.00–90.85 · VW $86.19i $80,853,000 SEC
2021   Q2 899,500 3.17 Add 7.79% 0.23 $80.52–94.35 · VW $85.78i $74,497,000 SEC
2021   Q1 834,500 3.06 Add 4.38% 0.13 $74.31–95.28 · VW $84.45i $68,587,000 SEC
2020   Q4 799,500 3.18 Add 0.06% <0.01 $78.10–95.12 · VW $87.69i $73,896,000 SEC
2020   Q3 799,000 3.20 $84.85 $67,796,000 SEC
2020   Q2 799,000 2.84 Add 23.11% 0.53 $52.02–74.71 · VW $64.94i $56,783,000 SEC
2020   Q1 649,000 2.04 Buy 2.04 $50.02–74.67 · VW $64.28i $38,110,000 SEC
2003   Q2 0 0.00 Sell 100.00% 0.04 $2.11–3.12 · VW $2.65i SEC
2003   Q1 800,000 0.04 Add 1.91% <0.01 $1.76–2.28 · VW $2.05i $1,786,000 SEC
2002   Q4 785,000 0.03 $1.85 $1,448,000 SEC
2002   Q3 785,000 0.03 $1.80 $1,413,000 SEC
2002   Q1 785,000 0.03 Buy 0.03 $1.60–2.61 · VW $2.09i $1,787,000 SEC
Price snapshot:
Current price$28.77
Avg. buy price$67.12
+/- since buy-57.14%
52-week low$28.09
52-week high$97.43