Walleye Trading’s Idexx Laboratories IDXX Stock Holding History

Walleye Trading’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 Q1	–	Sell	-1,879	Closed	-$1.2M	–	4382
2025 Q4	$1.27M	Buy	+1,879	New	+$1.28M	﹤0.01%	2206
2024 Q4	–	Sell	-46	Closed	-$20.2K	–	4424
2024 Q3	$23.2K	Buy	+46	New	+$22.3K	﹤0.01%	3647
2024 Q1	–	Sell	-2,289	Closed	-$1.25M	–	5030
2023 Q4	$1.27M	Buy	+2,289	New	+$1.07M	﹤0.01%	2271
2021 Q1	–	Sell	-744	Closed	-$372K	–	5007
2020 Q4	$372K	Buy	+744	New	+$333K	﹤0.01%	2933
2020 Q1	–	Sell	-988	Closed	-$258K	–	4244
2019 Q4	$258K	Buy	+988	New	+$260K	﹤0.01%	2959
2018 Q4	–	Sell	-375	Closed	-$94K	–	4942
2018 Q3	$94K	Buy	+375	New	+$91K	﹤0.01%	4246
2018 Q1	–	Sell	-2,028	Closed	-$317	–	4600
2017 Q4	$317	Buy	+2,028	New	+$319K	﹤0.01%	3045
2017 Q2	–	Sell	-720	Closed	-$111	–	4693
2017 Q1	$111	Buy	+720	New	+$99.2K	﹤0.01%	3342

Other funds holding IDXX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

Polen Capital Management Boca Raton, Florida $11.6B AUM 8.03% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return

MBI

Montrusco Bolton Investments Montreal, Quebec, Canada $6.46B AUM 26.7% 1-Year Est. Return

Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

CGI

Comgest Global Investors Paris, France $4.55B AUM 11.62% 1-Year Est. Return

Walleye Trading's IDXX Position: Q1 2026 in Review

Walleye Trading sold out of Idexx Laboratories (IDXX) in Q1 2026, closing a stake of 1,879 shares — an estimated $1.2M sold.

Walleye Trading first reported a position in IDXX in Q1 2017 and held it in 8 quarters. The position peaked at $1.27M in Q4 2025. 1,314 funds tracked by Wall St. Rank hold IDXX as of Q1 2026.

Walleye Trading reported no remaining Idexx Laboratories position as of Q1 2026 after selling out during the quarter.
Walleye Trading sold 1,879 Idexx Laboratories shares in Q1 2026, an estimated $1.2M.
Walleye Trading first reported a position in Idexx Laboratories in Q1 2017 and held it in 8 quarters.
Walleye Trading's Idexx Laboratories position peaked at $1.27M in Q4 2025.
1,314 funds tracked by Wall St. Rank held Idexx Laboratories as of Q1 2026.

Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.