UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ___________________________________ Title of each class Trading Symbol Name of each exchange on which registered Class B Common Stock, par value $0.01 per share BSY The Nasdaq Stock Market LLC FORM 10-Q ___________________________________ (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 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 1 ...