Simplex Trading’s Idexx Laboratories IDXX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$225K Sell
400
-2,800
-88% -$1.8M ﹤0.01% 4171
2025
Q4
$2.16M Buy
3,200
+1,100
+52% +$749K ﹤0.01% 1916
2025
Q3
$1.34M Sell
2,100
-2,300
-52% -$1.4M ﹤0.01% 2747
2025
Q2
$2.36M Buy
4,400
+800
+22% +$383K ﹤0.01% 1956
2025
Q1
$1.51M Sell
3,600
-1,200
-25% -$521K ﹤0.01% 2298
2024
Q4
$1.98M Sell
4,800
-900
-16% -$395K ﹤0.01% 2199
2024
Q3
$2.88M Sell
5,700
-8,100
-59% -$3.94M ﹤0.01% 1959
2024
Q2
$6.72M Buy
13,800
+5,400
+64% +$2.71M ﹤0.01% 1253
2024
Q1
$4.54M Buy
8,400
+4,900
+140% +$2.68M ﹤0.01% 1680
2023
Q4
$1.94M Sell
3,500
-8,600
-71% -$4.04M ﹤0.01% 2378
2023
Q3
$5.29M Sell
12,100
-1,200
-9% -$598K ﹤0.01% 1308
2023
Q2
$6.68M Sell
13,300
-14,900
-53% -$7.14M 0.01% 1128
2023
Q1
$14.1M Sell
28,200
-8,500
-23% -$4.07M 0.01% 742
2022
Q4
$15M Buy
36,700
+7,000
+24% +$2.72M 0.02% 673
2022
Q3
$9.68M Buy
29,700
+21,100
+245% +$7.75M 0.01% 820
2022
Q2
$3.02M Buy
8,600
+5,600
+187% +$2.28M ﹤0.01% 1495
2022
Q1
$1.64M Buy
3,000
+1,900
+173% +$999K ﹤0.01% 2309
2021
Q4
$724K Sell
1,100
-2,200
-67% -$1.38M ﹤0.01% 3317
2021
Q3
$2.11M Hold
3,300
﹤0.01% 2069
2021
Q2
$2.08M Buy
3,300
+3,270
+10,900% +$1.81M ﹤0.01% 2102
2021
Q1
$1.47M Buy
30
+9
+43% +$4.51K ﹤0.01% 1963
2020
Q4
$1.05M Sell
21
-80
-79% -$35.8K ﹤0.01% 2492
2020
Q3
$3.97M Buy
101
+49
+94% +$18.1K 0.01% 1024
2020
Q2
$1.72M Buy
52
+11
+27% +$3.19K ﹤0.01% 1635
2020
Q1
$993K Buy
41
+9
+28% +$2.35K ﹤0.01% 1888
2019
Q4
$835K Sell
32
-14
-30% -$3.69K ﹤0.01% 2252
2019
Q3
$1.25M Buy
46
+30
+188% +$8.35K ﹤0.01% 1727
2019
Q2
$440K Sell
16
-188
-92% -$46.3K ﹤0.01% 2690
2019
Q1
$4.56M Sell
204
-115
-36% -$23.7K 0.01% 743
2018
Q4
$5.93M Buy
319
+264
+480% +$54.1K 0.02% 498
2018
Q3
$1.37M Sell
55
-9
-14% -$2.19K ﹤0.01% 1567
2018
Q2
$1.39M Sell
64
-30
-32% -$6.18K 0.01% 1457
2018
Q1
$79K Sell
94
-96
-51% -$17.7K ﹤0.01% 1991
2017
Q4
$10K Buy
190
+17
+10% +$2.68K ﹤0.01% 3892
2017
Q3
$82K Buy
173
+20
+13% +$3.16K ﹤0.01% 1895
2017
Q2
$328K Sell
153
-4
-3% -$650 0.01% 895
2017
Q1
$285K Sell
157
-31
-16% -$4.27K 0.01% 1000
2016
Q4
$167K Buy
188
+4
+2% +$456 0.01% 1177
2016
Q3
$197K Buy
184
+20
+12% +$2.11K 0.01% 1046
2016
Q2
$91K Buy
164
+143
+681% +$12.3K 0.01% 1545
2016
Q1
$13K Buy
+21
New +$1.51K ﹤0.01% 3210
2015
Q4
Sell
-26
Closed -$22K 5705
2015
Q3
$22K Sell
26
-75
-74% -$5.37K ﹤0.01% 2688
2015
Q2
$8K Buy
+101
New +$6.99K ﹤0.01% 3250

Other funds holding IDXX

Simplex Trading's IDXX Position: Q1 2026 in Review

Simplex Trading opened a new position in Idexx Laboratories (IDXX) in Q1 2026: 15 shares worth $8.43K. The stake represents ﹤0.01% of the portfolio and ranks #7495 among its holdings. This is a return to the name: Simplex Trading previously reported a position in IDXX as recently as Q3 2025.

Simplex Trading first reported a position in IDXX in Q1 2015 and has held it in 21 quarters since. The position peaked at $2.11M in Q3 2025. 1,311 funds tracked by Wall St. Rank hold IDXX as of Q1 2026.

  • Simplex Trading held 15 shares of Idexx Laboratories worth $8.43K as of Q1 2026.
  • Idexx Laboratories was a new Simplex Trading position in Q1 2026.
  • Idexx Laboratories made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #7495 holding.
  • Simplex Trading first reported a position in Idexx Laboratories in Q1 2015 and has held it in 21 quarters since.
  • Simplex Trading's Idexx Laboratories position peaked at $2.11M in Q3 2025.
  • 1,311 funds tracked by Wall St. Rank held Idexx Laboratories as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.