As of September 2026 Petrobras has a market cap of A$192.10 Billion. This makes Petrobras the world's 161th 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 15th, 2026 the market cap of Petrobras was reported to be: