IDEXX LABS INC

Ticker: IDXX CUSIP: 45168D104 Class: COM

MONTRUSCO BOLTON INVESTMENTS INC.'s Holding History (CIK: 0001475940)

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

Q4 2025

Shares 176,932 Value ($000) $117,091 Avg Close $681.02 Range $600.57 - $769.98

Q3 2025

Shares 232,282 Value ($000) $145,555 Avg Close $606.98 Range $506.91 - $688.12

Q2 2025

Shares 429,409 Value ($000) $224,153 Avg Close $478.19 Range $356.14 - $537.47

Q1 2025

Shares 285,768 Value ($000) $120,008 Avg Close $434.21 Range $404.60 - $474.67

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	176,932	$117,091	$681.02	$600.57 - $769.98
Q3 2025	232,282	$145,555	$606.98	$506.91 - $688.12
Q2 2025	429,409	$224,153	$478.19	$356.14 - $537.47
Q1 2025	285,768	$120,008	$434.21	$404.60 - $474.67