As of February 2026 ESS Tech has a market cap of C$66.65 Million. This makes ESS Tech the world's 9772th 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 Feb 25th, 2026 the market cap of ESS Tech was reported to be: