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Gateway Investment Advisers’s Idexx Laboratories IDXX Stock Holding History

Gateway Investment Advisers’s Portfolio IDXX Stock Details IDXX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.7M Buy
8,920
+2,066
+30% +$1.16M 0.05% 178
2026
Q1 		$3.85M Sell
6,854
-5,441
-44% -$3.49M 0.04% 188
2025
Q4 		$8.32M Buy
12,295
+1,851
+18% +$1.26M 0.08% 150
2025
Q3 		$6.67M Sell
10,444
-2,595
-20% -$1.58M 0.06% 167
2025
Q2 		$6.99M Sell
13,039
-257
-2% -$123K 0.08% 157
2025
Q1 		$5.58M Buy
13,296
+947
+8% +$411K 0.06% 186
2024
Q4 		$5.11M Buy
12,349
+1,274
+12% +$559K 0.06% 188
2024
Q3 		$5.6M Buy
11,075
+134
+1% +$65.1K 0.06% 191
2024
Q2 		$5.33M Buy
10,941
+288
+3% +$145K 0.06% 189
2024
Q1 		$5.75M Sell
10,653
-955
-8% -$522K 0.07% 197
2023
Q4 		$6.44M Buy
11,608
+1,571
+16% +$738K 0.08% 187
2023
Q3 		$4.39M Sell
10,037
-58
-0.6% -$28.9K 0.06% 216
2023
Q2 		$5.07M Buy
10,095
+3
+0% +$1.44K 0.06% 207
2023
Q1 		$5.05M Buy
10,092
+563
+6% +$269K 0.06% 212
2022
Q4 		$3.89M Buy
9,529
+19
+0.2% +$7.38K 0.05% 242
2022
Q3 		$3.1M Sell
9,510
-32
-0.3% -$11.8K 0.04% 266
2022
Q2 		$3.35M Buy
9,542
+252
+3% +$103K 0.04% 270
2022
Q1 		$5.08M Sell
9,290
-5
-0.1% -$2.63K 0.05% 235
2021
Q4 		$6.12M Sell
9,295
-60
-0.6% -$37.7K 0.06% 216
2021
Q3 		$5.82M Buy
9,355
+37
+0.4% +$24.9K 0.06% 217
2021
Q2 		$5.88M Sell
9,318
-89
-0.9% -$49.1K 0.06% 225
2021
Q1 		$4.6M Sell
9,407
-262
-3% -$131K 0.05% 249
2020
Q4 		$4.83M Sell
9,669
-3,052
-24% -$1.37M 0.05% 246
2020
Q3 		$5M Sell
12,721
-1,521
-11% -$562K 0.06% 221
2020
Q2 		$4.7M Sell
14,242
-170
-1% -$49.2K 0.06% 236
2020
Q1 		$3.49M Buy
14,412
+12,611
+700% +$3.29M 0.04% 252
2019
Q4 		$470K Sell
1,801
-163
-8% -$43K ﹤0.01% 447
2019
Q3 		$534K Sell
1,964
-2,498
-56% -$695K 0.01% 454
2019
Q2 		$1.23M Sell
4,462
-100
-2% -$24.6K 0.01% 423
2019
Q1 		$1.02M Sell
4,562
-184
-4% -$38K 0.01% 453
2018
Q4 		$883K Sell
4,746
-215
-4% -$44.1K 0.01% 474
2018
Q3 		$1.24M Sell
4,961
-185
-4% -$44.9K 0.01% 431
2018
Q2 		$1.12M Sell
5,146
-330
-6% -$68K 0.01% 444
2018
Q1 		$1.05M Sell
5,476
-1,580
-22% -$292K 0.01% 473
2017
Q4 		$1.1M Sell
7,056
-799
-10% -$126K 0.01% 481
2017
Q3 		$1.22M Sell
7,855
-121
-2% -$19.1K 0.01% 470
2017
Q2 		$1.29M Buy
7,976
+601
+8% +$97.6K 0.01% 443
2017
Q1 		$1.14M Buy
7,375
+5,328
+260% +$734K 0.01% 447
2016
Q4 		$240K Hold
2,047
– – ﹤0.01% 637
2016
Q3 		$231K Buy
+2,047
New +$216K ﹤0.01% 634

Other funds holding IDXX

MBI
Montrusco Bolton Investments Montreal, Quebec, Canada $6.46B AUM 26.7% 1-Year Est. Return
CGI
Comgest Global Investors Paris, France $4.55B AUM 11.62% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return
RG
Rathbones Group Liverpool, United Kingdom $27.1B AUM 20.2% 1-Year Est. Return
SIM
Seilern Investment Management London, United Kingdom $794M AUM 6.63% 1-Year Est. Return
BPCE
Bank Pictet & Cie (Europe) Frankfurt Am Main, Germany $5.12B AUM 27.39% 1-Year Est. Return
MJRIC
Mogy Joel R Investment Counsel Beverly Hills, California $1.75B AUM 17.81% 1-Year Est. Return
RP
Riverbridge Partners Minneapolis, Minnesota $3.58B AUM 4.02% 1-Year Est. Return

Gateway Investment Advisers's IDXX Position: Q2 2026 in Review

Gateway Investment Advisers increased its Idexx Laboratories (IDXX) stake by 30% in Q2 2026, buying an estimated $1.16M and bringing the position to 8,920 shares worth $4.7M. The position accounts for 0.05% of the portfolio, ranked #178.

Gateway Investment Advisers first reported a position in IDXX in Q3 2016 and has held it in 40 quarters since. The position peaked at $8.32M in Q4 2025. 330 funds tracked by Wall St. Rank hold IDXX as of Q2 2026.

  • Gateway Investment Advisers held 8,920 shares of Idexx Laboratories worth $4.7M as of Q2 2026.
  • Gateway Investment Advisers bought 2,066 Idexx Laboratories shares in Q2 2026, an estimated $1.16M.
  • Idexx Laboratories made up 0.05% of Gateway Investment Advisers's portfolio in Q2 2026, its #178 holding.
  • Gateway Investment Advisers first reported a position in Idexx Laboratories in Q3 2016 and has held it in 40 quarters since.
  • Gateway Investment Advisers's Idexx Laboratories position peaked at $8.32M in Q4 2025.
  • 330 funds tracked by Wall St. Rank held Idexx Laboratories as of Q2 2026.

Based on Gateway Investment Advisers's 13F filing for Q2 2026, filed 20 Jul 2026.