Tranche Update on Oppenheimer Holdings Inc.'s Equity Buyback Plan announced on December 14, 2022.

Oppenheimer Holdings Inc. is a middle-market investment bank and full-service broker-dealer. The Company is engaged in a range of activities in the financial services industry, including retail securities brokerage, institutional sales and trading, investment banking (both corporate and public finance), equity and fixed income research, market-making, trust services and investment advisory and asset management services. The Company’s segments include Private Client, Asset Management and Capital Markets. The Company has approximately 90 retail branch offices in the United States and institutional businesses located in London, Tel Aviv, and Hong Kong. Its private client services include full-service brokerage, wealth planning and margin lending. The Company's asset management services include separately managed accounts, mutual fund managed accounts, discretionary advisory accounts, non-discretionary advisory accounts, alternative investments, portfolio enhancement program and others.