As of December 2025 Tenaris has a market cap of โฌ16.47 Billion. This makes Tenaris the world's 1153th 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 20th, 2025 the market cap of Tenaris was reported to be: