As of March 2026 Tenaris has a market cap of $27.26 Billion USD. This makes Tenaris the world's 879th 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 Mar 10th, 2026 the market cap of Tenaris was reported to be: