Robo.ai, Capstone Energy+, and Nuvve are the three Green Energy stocks to watch today, according to MarketBeat’s stock screener tool. Green energy stocks are shares of publicly traded companies involved in producing renewable energy or developing related technologies, such as solar, wind, hydroelectric power, batteries, and electric vehicles. These companies had the highest dollar trading volume of any Green Energy stocks within the last several days. Capstone Energy+ (CEPL)Capstone Green Energy Corporation provides carbon reduction and on-site resilient green energy solutions. Capstone Green Energy Corporation, formerly known as Capstone Turbine Corporation, is based in VAN NUYS, CA.