As of January 2026 ESS Tech has a market cap of โน3.15 Billion. This makes ESS Tech the world's 9976th 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 Jan 14th, 2026 the market cap of ESS Tech was reported to be: