As of December 2025 Energy Transfer Partners has a market cap of โน5.181 Trillion. This makes Energy Transfer Partners the world's 403th 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 Dec 6th, 2025 the market cap of Energy Transfer Partners was reported to be: