IDEXX LABORATORIES INC /DE — Director's Dealing 2013

Dec 9, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IDEXX LABORATORIES INC /DE (IDXX)
CIK: 0000874716
Period of Report: 2013-12-05

Reporting Person: MAZELSKY JAY (Executive Vice President)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-12-05	Non-Qualified Stock Option (right to buy)	$104.00	A	24501	Acquired	2023-12-04	Common Stock (24501)	Direct
2013-12-05	Restricted Stock Unit	$	A	2404	Acquired		Common Stock (2404)	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 (12/05/2014) of the date of grant.

F2: Each restricted stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. The restricted stock units vest in five equal annual installments, beginning on the first anniversary date (12/05/2014) of the date of grant.