As of December 2025 ESS Tech has a market cap of HK$0.36 Billion. This makes ESS Tech the world's 9828th 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 4th, 2025 the market cap of ESS Tech was reported to be: