As of December 2025 Peabody Energy has a market cap of A$5.53 Billion. This makes Peabody Energy the world's 3606th 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 18th, 2025 the market cap of Peabody Energy was reported to be: