IDEXX LABS INC

Ticker: IDXX CUSIP: 45168D104 Class: COM

Sustainable Growth Advisers, LP's Holding History (CIK: 0001290668)

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

Q4 2021

Shares 304 Value ($000) $200 Avg Close $627.75 Range $575.59 - $672.93

Q3 2021

Shares 385 Value ($000) $239 Avg Close $671.94 Range $620.86 - $706.95

Q2 2021

Shares 385 Value ($000) $243 Avg Close $552.18 Range $482.90 - $639.65

Q1 2014

Shares 406,360 Value ($000) $49,332 Avg Close $59.57 Range $52.32 - $64.64

Q4 2013

Shares 591,373 Value ($000) $62,904 Avg Close $52.63 Range $49.56 - $56.55

Q3 2013

Shares 764,162 Value ($000) $76,148 Avg Close $48.06 Range $43.99 - $50.19

Q2 2013

Shares 507,708 Value ($000) $45,536 Avg Close $43.69 Range $40.78 - $46.30

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	304	$200	$627.75	$575.59 - $672.93
Q3 2021	385	$239	$671.94	$620.86 - $706.95
Q2 2021	385	$243	$552.18	$482.90 - $639.65
Q1 2014	406,360	$49,332	$59.57	$52.32 - $64.64
Q4 2013	591,373	$62,904	$52.63	$49.56 - $56.55
Q3 2013	764,162	$76,148	$48.06	$43.99 - $50.19
Q2 2013	507,708	$45,536	$43.69	$40.78 - $46.30