Citigroup Inc., commonly known as Citi, is an American multinational investment bank and financial services corporation headquartered in New York City. It ranks as the third-largest banking institution in the United States by assets and is considered one of the "Big Four" alongside JPMorgan Chase, Bank of America, and Wells Fargo. Established in 1998 through the merger of Citicorp (Citibank’s parent) and Travelers Group, Citigroup became the world’s largest financial services organization at that time. Travelers was later spun off in 2002[1]. Citi operates mainly through two divisions: Institutional Clients Group (ICG), which provides investment banking, corporate banking, treasury, trade solutions, and securities services; and Personal Banking and Wealth Management (PBWM), which includes Citibank retail operations, the third-largest credit card issuer, and wealth management services[1]. It is recognized as a systemically important bank, often labeled "too big to fail," and is part of the elite Bulge Bracket of global investment banks. It ranked 36th on the 2023 Fortune 500 list and 24th on Forbes Global 2000[1]. In recent years, Citi has focused on simplifying its operations and enhancing its global footprint. In 2019, it combined its Global Markets and Securities Services to create a unified Markets & Securities Services division, broadening its trading and clearing capabilities[1]. By 2025, Citi’s strategy emphasized leveraging AI and data enhancements, divesting from certain international consumer markets, and concentrating on core interconnected businesses including banking, markets, and wealth management. For instance, it agreed to sell a 25% stake in Banamex as part of a planned divestiture[2][3]. Financially, Citi reported a strong third quarter in 2025 with revenues of $22.1 billion and net income of $3.8 billion, reflecting growth across all business segments and a continued commitmen