As of December 2025 Nucor has a market cap of A$54.93 Billion. This makes Nucor the world's 641th 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 5th, 2025 the market cap of Nucor was reported to be: