IDEXX LABORATORIES INC /DE — Director's Dealing 2014

May 9, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IDEXX LABORATORIES INC /DE (IDXX)
CIK: 0000874716
Period of Report: 2014-05-07

Reporting Person: CRAIG THOMAS (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-05-07	Deferred Stock Unit	$	A	290	Acquired		Common Stock (290)	Direct
2014-05-07	Non-Qualified Stock Options (right to buy)	$129.3800	A	2987	Acquired	2024-05-06	Common Stock (2987)	Direct

Footnotes

F1: Each deferred stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock. The deferred stock units vest 100% one year from the date of grant (05/07/2014) and are payable as common stock one year following the Director's resignation from the Board of Directors.

F2: Grant of options to buy shares of common stock that vest one year from the date of grant (05/07/2014).