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Itaú Unibanco Holding S.A.

Brazil · NYSE: ITUB ·Market cap:

It runs the biggest private bank in Brazil, taking deposits, making loans, and charging fees to millions of people and companies.

Itaú Unibanco is a giant bank. It takes money from people who want to save, lends money to people and businesses that need it, and charges fees for all kinds of financial services. It is headquartered in São Paulo, Brazil. Its customers are ordinary Brazilians with checking accounts, credit cards, and loans, plus large companies that need investment banking, cash management, and trading services. The bank makes money the old-fashioned way: it pays you a little for your deposits, lends that money out at a higher rate, and keeps the difference. It also earns fees on cards, insurance, asset management, and advisory work.

Think of it as the financial plumbing of Brazil. Itaú has two main parts. The retail banking side serves millions of individuals and small businesses — checking accounts, credit cards, payroll loans, mortgages, and insurance. The wholesale and investment banking side serves big corporations, institutional investors, and governments — helping them raise money, manage risk, trade currencies, and move cash around. Retail banking brings in the bulk of revenue, but the corporate side is where the big-ticket deals and trading profits live. The bank also runs operations across Latin America, especially in Chile, Colombia, Argentina, Paraguay, and Uruguay, through its Itaú Corpbanca arm.


The company was formed in 2008 when Banco Itaú and Unibanco merged, creating the largest private bank in the Southern Hemisphere. It is known for being well-run and stingy with risk, which matters in a country with a history of inflation and currency swings. High interest rates in Brazil boost its lending margins, but they also make it harder for customers to repay. A big recent focus is digital banking, where Itaú has invested heavily to keep pace with nimbler rivals like Nubank. It also returns a lot of cash to shareholders — paying steady dividends and buying back its own stock — while still investing in technology and expansion. The bank's profits rise and fall with Brazil's economy, but it has stayed one of the most profitable large banks in the world.

Saved answer · last researched 11 Oct 2026