As of December 2025 Diamondback Energy has a market cap of ยฃ31.80 Billion. This makes Diamondback Energy the world's 551th 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 Diamondback Energy was reported to be: