The Commonwealth Bank of Australia Ltd. (abbreviated CBA or CommBank) is an Australian financial services company based in Sydney. It is the largest bank in Australia and the 45th largest bank in the world in terms of assets under management.
As of December 2025 Commonwealth Bank has a market cap of โน15.439 Trillion. This makes Commonwealth Bank the world's 102th 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.