IDEXX(IDXX) - 2018 Q4 - Annual Report

(Mark One) T ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 or ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K For the transition period from _______________ to _______________. COMMISSION FILE NUMBER: 0-19271 IDEXX LABORATORIES, INC. (Exact name of registrant as specified in its charter) DELAWARE (State ...