As of August 2026 GATX has a market cap of A$9.05 Billion. This makes GATX the world's 2783th 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 Aug 3rd, 2026 the market cap of GATX was reported to be: