As of September 2026 Citigroup has a market cap of A$310.37 Billion. This makes Citigroup the world's 83th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Sep 18th, 2026 the market cap of Citigroup was reported to be: