ICON plc(ICLR) - 2018 Q4 - Annual Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C.20549 ______________________________________________________________________ FORM 20-F (Mark One) ___ Registration statement pursuant to Section 12(b) or (g) of the Securities Exchange Act of 1934 OR X Annual report pursuant to Section 13 or 15 (d) of the Securities Exchange Act of 1934 For the fiscal year ended: December 31, 2018 ICON PUBLIC LIMITED COMPANY (Exact name of Registrant as Specified in its Charter) ICON PUBLIC LIMITED COMPANY ( ...