Joel Greenblatt - Gotham Asset Management
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    1749
Portfolio value:    $32,652,425,993
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 80,477 0.14 Add 34.72% 0.04 $548.51–726.41 · VW $635.74i $45,219,222 SEC
2025   Q4 59,738 0.15 Add 22.81% 0.03 $600.57–769.98 · VW $689.75i $40,414,549 SEC
2025   Q3 48,643 0.14 Add 40.36% 0.04 $506.91–688.12 · VW $598.17i $31,077,526 SEC
2025   Q2 34,657 0.11 Add 69.48% 0.05 $356.14–537.47 · VW $461.63i $18,587,935 SEC
2025   Q1 20,449 0.07 Add 48.59% 0.02 $404.60–474.67 · VW $430.33i $8,587,558 SEC
2024   Q4 13,762 0.05 Reduce 28.92% 0.03 $398.50–505.52 · VW $428.55i $5,689,761 SEC
2024   Q3 19,362 0.10 Add 23.64% 0.02 $446.28–530.60 · VW $485.48i $9,782,070 SEC
2024   Q2 15,660 0.10 Reduce 15.54% 0.02 $462.00–548.88 · VW $500.71i $7,629,552 SEC
2024   Q1 18,542 0.15 Add 114.90% 0.08 $507.61–583.39 · VW $543.74i $10,011,382 SEC
2023   Q4 8,628 0.09 Reduce 50.49% 0.08 $372.50–568.30 · VW $460.21i $4,788,971 SEC
2023   Q3 17,427 0.16 Add 79.92% 0.07 $430.81–564.74 · VW $504.20i $7,620,304 SEC
2023   Q2 9,686 0.11 Reduce 10.93% 0.01 $446.00–506.56 · VW $481.01i $4,864,600 SEC
2023   Q1 10,874 0.13 Reduce 5.75% <0.01 $399.27–515.79 · VW $474.35i $5,437,870 SEC
2022   Q4 11,537 0.13 Reduce 10.29% 0.01 $317.06–448.01 · VW $391.34i $4,706,635 SEC
2022   Q3 12,861 0.13 Add 0.40% <0.01 $321.79–417.77 · VW $366.00i $4,190,000 SEC
2022   Q2 12,810 0.14 Add 229.81% 0.10 $318.50–558.01 · VW $397.53i $4,493,000 SEC
2022   Q1 3,884 0.07 Add 87.00% 0.03 $460.36–656.31 · VW $532.75i $2,125,000 SEC
2021   Q4 2,077 0.04 Reduce 67.62% 0.11 $575.59–672.93 · VW $633.96i $1,368,000 SEC
2021   Q3 6,415 0.16 Add 13.68% 0.02 $620.86–706.95 · VW $663.69i $3,989,000 SEC
2021   Q2 5,643 0.15 Reduce 7.97% 0.01 $482.90–639.65 · VW $560.07i $3,564,000 SEC
2021   Q1 6,132 0.13 Reduce 0.71% <0.01 $455.23–573.99 · VW $503.61i $3,000,000 SEC
2020   Q4 6,176 0.10 Reduce 7.28% <0.01 $382.68–503.83 · VW $453.86i $3,087,000 SEC
2020   Q3 6,661 0.08 Buy 0.08 $329.69–407.86 · VW $383.19i $2,619,000 SEC
2020   Q1 0 0.00 Sell 100.00% 0.04 $168.65–296.25 · VW $245.95i SEC
2019   Q4 7,865 0.04 Buy 0.04 $246.74–294.57 · VW $266.44i $2,054,000 SEC
2019   Q1 0 0.00 Sell 100.00% 0.02 $176.11–226.15 · VW $208.29i SEC
2018   Q4 5,413 0.02 Buy 0.02 $176.15–252.69 · VW $204.76i $1,007,000 SEC
2018   Q1 0 0.00 Sell 100.00% 0.01 $157.53–207.14 · VW $185.14i SEC
2017   Q4 4,620 0.01 Add 109.14% <0.01 $146.09–168.66 · VW $158.85i $722,000 SEC
2017   Q3 2,209 <0.01 Buy <0.01 $148.80–171.37 · VW $159.33i $343,000 SEC
2014   Q4 0 0.00 Sell 100.00% 0.19 $57.56–76.94 · VW $70.59i SEC
2014   Q3 310,646 0.19 Buy 0.19 $56.74–70.00 · VW $62.08i $18,302,000 SEC
2014   Q2 0 0.00 Sell 100.00% <0.01 $57.92–68.07 · VW $63.84i SEC
2014   Q1 5,636 <0.01 Reduce 0.56% $52.32–64.64 · VW $59.20i $342,000 SEC
2013   Q4 5,668 <0.01 Reduce 4.03% <0.01 $49.56–56.56 · VW $52.80i $301,000 SEC
2013   Q3 5,906 0.01 Reduce 23.04% <0.01 $43.99–50.19 · VW $47.90i $294,000 SEC
2013   Q2 7,674 0.02 Buy 0.02 $40.78–46.30 · VW $43.48i $344,000 SEC
Price snapshot:
Current price$564.21
Avg. buy price$561.57
+/- since buy0.47%
52-week low$506.91
52-week high$769.98