Citigroup is the third largest banking institution in the United States; alongside JPMorgan Chase, Bank of America, and Wells Fargo, it is one of the Big Four banking institutions of the United States. It is considered a systemically important bank by the Financial Stability Board and is commonly cited as being too big to fail. It is one of the nine global investment banks in the Bulge Bracket.
Citigroup operates through the following segments: global consumer banking; institutional clients group; and corporate and other.
The global consumer banking segment provides traditional banking services to retail customers through retail banking, including commercial banking, and citi-branded cards and citi retail services. The institutional clients group segment provides corporate, institutional, public sector and high-net-worth clients around the world with a full range of wholesale banking products and services. This segment includes fixed income and equity sales and trading, foreign exchange, prime brokerage, derivative services, equity and fixed income research, corporate lending, investment banking and advisory services, private banking, cash management, trade finance and securities services.
The corporate and other segment includes certain unallocated costs of global staff functions, other corporate expenses and unallocated global operations and technology expenses, corporate treasury, certain north america and international legacy consumer loan portfolios, other legacy assets and discontinued operations.
In the 2022 Forbes Global 2000, Citigroup was ranked as the 27th largest public company in the world.
According to Wikipedia; Forbes