Oppenheimer(OPY) - 2020 Q4 - Annual Report

Table of Contents As filed with the U.S. Securities and Exchange Commission on March 1, 2021 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 10-K (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-12043 OPPENHEIMER HOLDINGS INC. (Exact na ...