As of May 2026 POSCO has a market cap of โน2.156 Trillion. This makes POSCO the world's 1065th 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 May 22nd, 2026 the market cap of POSCO was reported to be: