Oppenheimer Holdings, Inc. engages in the provision of financial services. It operates through the following segments: Private Client, Asset Management, Capital Markets, and Corporate/Other. The Private Client segment includes net interest earning on client margin loans and cash balances, money market funds, and stock loan activities. The Asset Management segment consists of investment and fund management services. The Capital Markets segment offers investment banking, fixed income, public finance, and municipal trading. The Corporate/Other segment pertains to legal, compliance, accounting, and internal audit activities. The company was founded in 1881 and is headquartered in New York, NY.