IDEXX LABS INC

Ticker: IDXX CUSIP: 45168D104 Class: COM

Holocene Advisors, LP's Holding History (CIK: 0001700574)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 45,721 Value ($000) $30,932 Avg Close $681.02 Range $600.57 - $769.98

Q4 2024

Shares 28,542 Value ($000) $11,800 Avg Close $438.63 Range $398.50 - $505.52

Q1 2023

Shares 6,665 Value ($000) $3,333 Avg Close $478.56 Range $399.27 - $515.79

Q2 2019

Shares 2,020 Value ($000) $556 Avg Close $246.39 Range $214.25 - $278.61

Q1 2019

Shares 9,402 Value ($000) $2,102 Avg Close $206.43 Range $176.11 - $226.15

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	45,721	$30,932	$681.02	$600.57 - $769.98
Q4 2024	28,542	$11,800	$438.63	$398.50 - $505.52
Q1 2023	6,665	$3,333	$478.56	$399.27 - $515.79
Q2 2019	2,020	$556	$246.39	$214.25 - $278.61
Q1 2019	9,402	$2,102	$206.43	$176.11 - $226.15