Jefferies Financial Group Inc. engages in the investment banking and capital markets, asset management, and direct investing businesses in the Americas, Europe, the Middle East, Africa, and Asia. It operates through Investment Banking and Capital Markets, Asset Management, Merchant Banking, and Corporate segments. The company offers financial advisory, equity underwriting, and debt underwriting, as well as corporate lending services; equities research, sales, and trading services; equity finance services comprising financing, securities lending, and other prime brokerage services; and wealth management services to high net worth individuals, their families and businesses, private equity and venture funds, and small institutions. It also provides clients with sales and trading of investment grade corporate bonds, U.S. and European government and agency securities, municipal bonds, mortgage-backed and asset-backed securities, leveraged loans, consumer loans, high yield and distressed securities, emerging markets debt, interest rate, and credit derivative products, as well as foreign exchange trade execution and securitization; and manages, invests in, and provides services to a diverse group of alternative asset management platforms across a spectrum of investment strategies and asset classes. Jefferies Financial Group, Inc. entered into a strategic alliance with Sumitomo Mitsui Financial Group, Inc., Sumitomo Mitsui Banking Corporation and SMBC Nikko Securities Inc. The company was formerly known as Leucadia National Corporation and changed its name to Jefferies Financial Group Inc. in May 2018. Jefferies Financial Group Inc. was founded in 1968 and is headquartered in New York, New York.