IDEXX LABORATORIES INC /DE — Director's Dealing 2012

Sep 6, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IDEXX LABORATORIES INC /DE (IDXX)
CIK: 0000874716
Period of Report: 2012-09-05

Reporting Person: POWERS JOHNNY D (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-09-05	Common Stock	M	4000	$34.37	Acquired	7167	Direct
2012-09-05	Common Stock	S	4000	$97.12	Disposed	3167	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-09-05	Non-Qualified Stock Option (right to buy)	$34.37	M	4000	Disposed	2016-02-13	Common Stock (4000)	Direct

Footnotes

F1: Includes 46 shares acquired under the IDEXX Laboratories, Inc. Employee Stock Purchase Plan on 06/30/2012.

F2: The sale price reported reflects the weighted average sale price of multiple transactions on the reported date at prices that ranged from $97.11 to $97.15, inclusive. The reporting person hereby undertakes to provide upon request to SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range.

F3: Grant of options to buy shares of common stock becomes exercisable as to 2,373 shares on 02/14/2010, 02/14/2011, 02/14/2012, 02/14/2013, and the remaining 2,372 shares on 02/14/2014.