Weiss Ratings restated a “sell (e+)” rating on shares of Energy Vault in a research report on Friday, January 9th. Finally, Zacks Research upgraded Energy Vault from a “strong sell” rating to a “hold” rating in a research report on Monday, January 5th. Also, CFO Michael Thomas Beer sold 50,000 shares of Energy Vault stock in a transaction dated Tuesday, December 23rd. Energy Vault Price PerformanceShares of Energy Vault stock opened at $5.26 on Friday. See AlsoReceive News & Ratings for Energy Vault Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Energy Vault and related companies with MarketBeat.com's FREE daily email newsletter.