EFOI – Energy Focus Want to start trading crypto on a reputable platform?Click here to sign up on Crypto.com and get $25 USD for free. Stock Price EFOI Quotes by TradingView Stock Description EFOI is the stock symbol for Energy Focus on the NASDAQ Stock Market (NASDAQ). EFOI Profile by TradingView Stock Chart EFOI Quotes by TradingView Technical Analysis Technical Analysis for EFOI by TradingView Canada's first $0 commission stock trading app is WealthSimple Trade.Click here to sign up and get two free stocks! NASDAQ StocksNASDAQ Stocks EStocks