Question 1

How many shares of IDXX does Select Equity Group, L.P. own?

Accepted Answer

Select Equity Group, L.P. previously held 0 shares of IDXX (IDEXX LABORATORIES INC) before exiting the position in 2026-Q2.

Question 2

What is Select Equity Group, L.P.'s IDXX position worth?

Accepted Answer

Select Equity Group, L.P.'s IDXX position was last reported at $0 in 2026-Q2 before the exit.

Question 3

Is Select Equity Group, L.P. buying or selling IDXX?

Accepted Answer

In 2026-Q2, Select Equity Group, L.P. exited their IDXX position entirely (-100.0% change in shares).

Question 4

When did Select Equity Group, L.P. first buy IDXX?

Accepted Answer

Based on available 13F filings, Select Equity Group, L.P. first reported a position in IDXX in 2025-Q1. They have held the position across 29 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Exited	0	-100.0%	$0	0.0%	$526.44	0
2026-Q1	Decreased	17,126	-87.0%	$9.6M	0.0%	$635.54	0
2025-Q4	Decreased	131,386	-53.4%	$88.9M	0.4%	$682.32	0
2025-Q3	Decreased	282,018	-50.8%	$180.2M	0.7%	$630.56	0
2025-Q2	Increased	573,713	+23.7%	$307.7M	1.3%	$531.32	59
2025-Q1	New	463,946	—	$194.8M	0.8%	$415.87	60