IDEXX LABORATORIES INC /DE — Director's Dealing 2013

Feb 15, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IDEXX LABORATORIES INC /DE (IDXX)
CIK: 0000874716
Period of Report: 2013-02-13

Reporting Person: BROWN WILLIAM E III (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-02-13	Common Stock	M	9533	$29.3600	Acquired	16792	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-02-13	Incentive Stock Option (right to buy)	$29.3600	M	9533	Disposed	2015-12-02	Common Stock (9533)	Direct

Footnotes

F1: Grant of options to buy shares of common stock that vest in five equal annual installments, beginning on the first anniversary date (12/03/2009) of the date of grant.