IDEXX LABORATORIES INC /DE — Director's Dealing 2015

Jun 3, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IDEXX LABORATORIES INC /DE (IDXX)
CIK: 0000874716
Period of Report: 2015-06-01

Reporting Person: Williams Michael J PhD (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-06-01	Common Stock	M	1299	$0.00	Acquired	16685	Direct
2015-06-01	Common Stock	F	86	$135.53	Disposed	16599	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-06-01	Restricted Stock Unit	$	M	1299	Disposed		Common Stock (1299)	Direct

Footnotes

F1: Includes 42 shares acquired under the IDEXX Laboratories, Inc. Employee Stock Purchase Plan on 3/31/2015.

F2: Represents restricted stock units previously granted on 06/01/2011 that have vested. 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 of the date of grant (06/01/2011).