IDEXX LABORATORIES INC /DE — Director's Dealing 2012

Feb 27, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IDEXX LABORATORIES INC /DE (IDXX)
CIK: 0000874716
Period of Report: 2012-02-23

Reporting Person: VUMBACCO JOSEPH V (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-02-23	Common Stock	M	1060	—	Acquired	2060	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-02-23	Non-Qualified Stock Option (right to buy)	$62.31	M	1060	Disposed	2017-05-31	Common Stock (1060)	Direct

Footnotes

F1: Grant of options to buy shares of common stock that vest on 02/14/2011.