As of December 2025 Nucor has a market cap of โน3.421 Trillion. This makes Nucor the world's 616th 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 13th, 2025 the market cap of Nucor was reported to be: