Thermo Fisher Scientific Inc., also known as Thermo Fisher, is an American technology company based in Waltham, Massachusetts. It describes itself as "the world's largest supplier of scientific applications."
As of March 2026 Thermo Fisher Scientific has a market cap of โฌ159.81 Billion. This makes Thermo Fisher Scientific the world's 91th 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 9th, 2026 the market cap of Thermo Fisher Scientific was reported to be: