State of Wisconsin Investment Board’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
Q2 | $24.6M | Sell |
46,644
-4,734
| -9% | -$2.66M | 0.05% | 310 |
|
|
2026
Q1 | $28.9M | Sell |
51,378
-323
| -0.6% | -$207K | 0.07% | 252 |
|
|
2025
Q4 | $35M | Buy |
51,701
+14
| +0% | +$9.53K | 0.08% | 210 |
|
|
2025
Q3 | $33M | Buy |
51,687
+3,318
| +7% | +$2.01M | 0.08% | 212 |
|
|
2025
Q2 | $25.9M | Sell |
48,369
-10,164
| -17% | -$4.86M | 0.06% | 266 |
|
|
2025
Q1 | $24.6M | Buy |
58,533
+5,451
| +10% | +$2.37M | 0.06% | 276 |
|
|
2024
Q4 | $21.9M | Sell |
53,082
-8,882
| -14% | -$3.9M | 0.06% | 308 |
|
|
2024
Q3 | $31.3M | Sell |
61,964
-676
| -1% | -$328K | 0.08% | 235 |
|
|
2024
Q2 | $30.5M | Sell |
62,640
-3,135
| -5% | -$1.57M | 0.08% | 214 |
|
|
2024
Q1 | $35.5M | Buy |
65,775
+744
| +1% | +$407K | 0.09% | 189 |
|
|
2023
Q4 | $36.1M | Sell |
65,031
-6,125
| -9% | -$2.88M | 0.1% | 169 |
|
|
2023
Q3 | $31.1M | Buy |
71,156
+13,715
| +24% | +$6.84M | 0.1% | 191 |
|
|
2023
Q2 | $28.8M | Buy |
57,441
+4,535
| +9% | +$2.17M | 0.08% | 234 |
|
|
2023
Q1 | $26.5M | Buy |
52,906
+8,160
| +18% | +$3.91M | 0.08% | 253 |
|
|
2022
Q4 | $18.3M | Sell |
44,746
-11,418
| -20% | -$4.43M | 0.06% | 338 |
|
|
2022
Q3 | $18.3M | Sell |
56,164
-11,022
| -16% | -$4.05M | 0.06% | 331 |
|
|
2022
Q2 | $23.6M | Buy |
67,186
+2,833
| +4% | +$1.16M | 0.06% | 309 |
|
|
2022
Q1 | $35.2M | Buy |
64,353
+10,380
| +19% | +$5.46M | 0.07% | 278 |
|
|
2021
Q4 | $35.5M | Sell |
53,973
-14,307
| -21% | -$8.98M | 0.07% | 305 |
|
|
2021
Q3 | $42.5M | Buy |
68,280
+3,381
| +5% | +$2.27M | 0.09% | 252 |
|
|
2021
Q2 | $41M | Sell |
64,899
-3,173
| -5% | -$1.75M | 0.08% | 260 |
|
|
2021
Q1 | $33.3M | Buy |
68,072
+16,814
| +33% | +$8.42M | 0.07% | 306 |
|
|
2020
Q4 | $25.6M | Buy |
51,258
+5,480
| +12% | +$2.45M | 0.06% | 341 |
|
|
2020
Q3 | $18M | Sell |
45,778
-18,146
| -28% | -$6.71M | 0.04% | 405 |
|
|
2020
Q2 | $21.1M | Buy |
63,924
+22,400
| +54% | +$6.49M | 0.06% | 339 |
|
|
2020
Q1 | $10.1M | Sell |
41,524
-33,933
| -45% | -$8.86M | 0.03% | 507 |
|
|
2019
Q4 | $19.7M | Buy |
75,457
+4,002
| +6% | +$1.05M | 0.05% | 398 |
|
|
2019
Q3 | $19.4M | Sell |
71,455
-5,912
| -8% | -$1.65M | 0.05% | 370 |
|
|
2019
Q2 | $21.3M | Sell |
77,367
-14,219
| -16% | -$3.5M | 0.06% | 344 |
|
|
2019
Q1 | $20.5M | Buy |
91,586
+3,729
| +4% | +$770K | 0.06% | 357 |
|
|
2018
Q4 | $16.3M | Sell |
87,857
-4,240
| -5% | -$869K | 0.05% | 370 |
|
|
2018
Q3 | $23M | Sell |
92,097
-9,817
| -10% | -$2.38M | 0.06% | 317 |
|
|
2018
Q2 | $22.2M | Sell |
101,914
-3,915
| -4% | -$807K | 0.06% | 327 |
|
|
2018
Q1 | $20.3M | Sell |
105,829
-5,069
| -5% | -$936K | 0.06% | 359 |
|
|
2017
Q4 | $17.3M | Sell |
110,898
-4,383
| -4% | -$690K | 0.05% | 412 |
|
|
2017
Q3 | $17.9M | Buy |
115,281
+6,178
| +6% | +$977K | 0.05% | 377 |
|
|
2017
Q2 | $17.6M | Buy |
109,103
+28,320
| +35% | +$4.6M | 0.06% | 362 |
|
|
2017
Q1 | $12.5M | Buy |
80,783
+32,207
| +66% | +$4.44M | 0.05% | 438 |
|
|
2016
Q4 | $5.7M | Sell |
48,576
-58,577
| -55% | -$6.68M | 0.02% | 679 |
|
|
2016
Q3 | $12.1M | Sell |
107,153
-71,000
| -40% | -$7.48M | 0.05% | 425 |
|
|
2016
Q2 | $16.5M | Sell |
178,153
-29,639
| -14% | -$2.55M | 0.07% | 325 |
|
|
2016
Q1 | $16.3M | Sell |
207,792
-100,752
| -33% | -$7.25M | 0.06% | 347 |
|
|
2015
Q4 | $22.5M | Buy |
308,544
+1,126
| +0.4% | +$80.3K | 0.09% | 258 |
|
|
2015
Q3 | $22.8M | Sell |
307,418
-25,930
| -8% | -$1.86M | 0.09% | 264 |
|
|
2015
Q2 | $21.4M | Sell |
333,348
-580
| -0.2% | -$40.2K | 0.08% | 315 |
|
|
2015
Q1 | $25.8M | Sell |
333,928
-1,980
| -0.6% | -$154K | 0.09% | 272 |
|
|
2014
Q4 | $24.9M | Sell |
335,908
-79,162
| -19% | -$5.55M | 0.09% | 281 |
|
|
2014
Q3 | $24.5M | Buy |
415,070
+520
| +0.1% | +$32.9K | 0.09% | 274 |
|
|
2014
Q2 | $27.7M | Sell |
414,550
-58,614
| -12% | -$3.73M | 0.1% | 247 |
|
|
2014
Q1 | $28.7M | Sell |
473,164
-30,776
| -6% | -$1.83M | 0.11% | 213 |
|
|
2013
Q4 | $26.8M | Sell |
503,940
-3,638
| -0.7% | -$191K | 0.1% | 233 |
|
|
2013
Q3 | $25.3M | Sell |
507,578
-65,096
| -11% | -$3.13M | 0.1% | 231 |
|
|
2013
Q2 | $25.7M | Buy |
+572,674
| New | +$25M | 0.11% | 224 |
|
Other funds holding IDXX
State of Wisconsin Investment Board's IDXX Position: Q2 2026 in Review
State of Wisconsin Investment Board reduced its Idexx Laboratories (IDXX) stake by 9.2% in Q2 2026, selling an estimated $2.66M and leaving 46,644 shares worth $24.6M. The position accounts for 0.05% of the portfolio, ranked #310.
State of Wisconsin Investment Board first reported a position in IDXX in Q2 2013 and has held it in 53 quarters since. The position peaked at $42.5M in Q3 2021. 1,295 funds tracked by Wall St. Rank hold IDXX as of Q2 2026.
- State of Wisconsin Investment Board held 46,644 shares of Idexx Laboratories worth $24.6M as of Q2 2026.
- State of Wisconsin Investment Board sold 4,734 Idexx Laboratories shares in Q2 2026, an estimated $2.66M.
- Idexx Laboratories made up 0.05% of State of Wisconsin Investment Board's portfolio in Q2 2026, its #310 holding.
- State of Wisconsin Investment Board first reported a position in Idexx Laboratories in Q2 2013 and has held it in 53 quarters since.
- State of Wisconsin Investment Board's Idexx Laboratories position peaked at $42.5M in Q3 2021.
- 1,295 funds tracked by Wall St. Rank held Idexx Laboratories as of Q2 2026.
Based on State of Wisconsin Investment Board's 13F filing for Q2 2026, filed 14 Aug 2026.