ICON plc(ICLR) - 2022 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 ☒ Annual report pursuant to Section 13 or 15 (d) of the Securities Exchange Act of 1934 For the fiscal year ended: December 31, 2022 OR ☐ Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 OR ☐ Shell company rep ...