IDEXX LABS INC

Ticker: IDXX CUSIP: 45168D104 Class: COM

Welch Group, LLC's Holding History (CIK: 0001443095)

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

Q1 2015

Shares 1,000 Value ($000) $154 Avg Close $77.81 Range $72.38 - $84.25

Q4 2014

Shares 1,000 Value ($000) $148 Avg Close $70.12 Range $57.56 - $76.94

Q3 2014

Shares 1,000 Value ($000) $118 Avg Close $63.22 Range $56.74 - $70.00

Q2 2014

Shares 1,000 Value ($000) $134 Avg Close $63.58 Range $57.92 - $68.06

Q1 2014

Shares 1,000 Value ($000) $121 Avg Close $59.57 Range $52.32 - $64.64

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	1,000	$154	$77.81	$72.38 - $84.25
Q4 2014	1,000	$148	$70.12	$57.56 - $76.94
Q3 2014	1,000	$118	$63.22	$56.74 - $70.00
Q2 2014	1,000	$134	$63.58	$57.92 - $68.06
Q1 2014	1,000	$121	$59.57	$52.32 - $64.64