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
$8.43K Buy
+15
New +$9.62K ﹤0.01% 7495
2025
Q4
Sell
-3,310
Closed -$2.25M 9227
2025
Q3
$2.11M Buy
+3,310
New +$2.01M ﹤0.01% 2269
2025
Q2
Sell
-762
Closed -$364K 9134
2025
Q1
$320K Buy
+762
New +$331K ﹤0.01% 3872
2024
Q2
Sell
-202
Closed -$101K 9238
2024
Q1
$109K Buy
+202
New +$110K ﹤0.01% 5490
2022
Q3
Sell
-495
Closed -$182K 10346
2022
Q2
$173K Sell
495
-595
-55% -$243K ﹤0.01% 4793
2022
Q1
$596K Buy
+1,090
New +$573K ﹤0.01% 3609
2021
Q4
Sell
-518
Closed -$325K 10881
2021
Q3
$330K Hold
518
﹤0.01% 4752
2021
Q2
$327K Sell
518
-1,351
-72% -$746K ﹤0.01% 4832
2021
Q1
$914K Buy
+1,869
New +$936K ﹤0.01% 2510
2020
Q3
Sell
-2,761
Closed -$1.02M 8091
2020
Q2
$911K Buy
+2,761
New +$799K ﹤0.01% 2232
2020
Q1
Sell
-611
Closed -$159K 7878
2019
Q4
$159K Buy
+611
New +$161K ﹤0.01% 3999
2019
Q1
Sell
-5,302
Closed -$1.09M 7422
2018
Q4
$986K Sell
5,302
-1,762
-25% -$361K ﹤0.01% 1639
2018
Q3
$1.76M Buy
7,064
+6,202
+719% +$1.51M 0.01% 1352
2018
Q2
$187K Sell
862
-1,115
-56% -$230K ﹤0.01% 3567
2018
Q1
$378K Buy
+1,977
New +$365K 0.02% 864
2017
Q3
Sell
-1,868
Closed -$295K 6203
2017
Q2
$301K Buy
+1,868
New +$303K 0.01% 944
2016
Q3
Sell
-9,725
Closed -$1.02M 6077
2016
Q2
$903K Buy
9,725
+9,473
+3,759% +$813K 0.06% 307
2016
Q1
$19K Sell
252
-3,125
-93% -$225K ﹤0.01% 2847
2015
Q4
$246K Sell
3,377
-991
-23% -$70.7K 0.02% 750
2015
Q3
$324K Buy
+4,368
New +$313K 0.02% 643
2015
Q2
Sell
-2,006
Closed -$139K 5461
2015
Q1
$154K Buy
+2,006
New +$156K 0.02% 843

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.