Bill Nygren - Oakmark Funds
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    156
Portfolio value:    $74,879,237,060
Holdings Activity Buys Sells    History
Holding/activity history for  IDEXX Laboratories, Inc. (IDXX)
← All IDXX superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2026   Q1 482 <0.01 Add 5.93% $548.51–726.41 · VW $635.74i $270,831 SEC
2025   Q4 455 <0.01 $676.53 $307,821 SEC
2025   Q3 455 <0.01 Buy <0.01 $506.91–688.12 · VW $598.17i $290,695 SEC
2002   Q4 0 0.00 Sell 100.00% 0.05 $7.32–9.26 · VW $8.24i SEC
2002   Q3 1,124,000 0.05 Reduce 40.70% 0.02 $5.95–8.00 · VW $7.22i $8,696,000 SEC
2002   Q2 1,895,600 0.05 Reduce 30.41% 0.03 $6.15–8.15 · VW $7.15i $12,222,000 SEC
2002   Q1 2,724,000 0.10 Add 50.26% 0.04 $6.00–7.32 · VW $6.63i $18,278,000 SEC
2001   Q4 1,812,800 0.09 Reduce 3.57% <0.01 $5.59–7.50 · VW $6.61i $12,921,000 SEC
2001   Q3 1,880,000 0.11 Add 241.82% 0.08 $5.05–7.72 · VW $6.21i $10,983,000 SEC
2001   Q2 550,000 0.04 Add 10.00% <0.01 $4.78–8.10 · VW $6.98i $4,241,000 SEC
2001   Q1 500,000 0.03 Buy 0.03 $4.28–6.38 · VW $5.56i $2,742,000 SEC
Price snapshot:
Current price$564.21
Avg. buy price$634.58
+/- since buy-11.09%
52-week low$506.91
52-week high$769.98