UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q Title of each class Trading Symbol(s) Name of exchange on which registered Ordinary Shares, no par value CLVT New York Stock Exchange 5.25% Series A Mandatory Convertible Preferred Shares, no par value CLVT PR A New York Stock Exchange (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 ...