IDEXX LABORATORIES INC /DE — Director's Dealing 2016

Jun 2, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IDEXX LABORATORIES INC /DE (IDXX)
CIK: 0000874716
Period of Report: 2016-06-01

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-06-01	Common Stock	M	2598	—	Acquired	42696	Direct
2016-06-01	Common Stock	F	805	$88.18	Disposed	41891	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-06-01	Restricted Stock Unit	$	M	2598	Disposed		Common Stock (2598)	Direct

Footnotes

F1: Includes 87 shares acquired under the IDEXX Laboratories, Inc. Employee Stock Purchase Plan on March 31, 2016.

F2: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Issuer common stock. This RSU grant vested in five equal annual installments, beginning June 1, 2012 and has been adjusted to reflect the the 2-for-1 stock split of Issuer common stock that occurred on June 15, 2015.

F3: Not applicable.