In a 13D filing on Plug Power (NASDAQ:PLUG), hedge fund Air Liquide Investissements d’Avenir et de Demonstration disclosed a 9.4%, or 10,971,890 share, stake in the company. The firm did not hold shares at the end of the latest quarter ending December 31, 2013. Plug Power Inc (NASDAQ:PLUG) stock performance was 4.19% in last session and finished the day at $6.21. Traded volume was 52,109,008 … Continue reading Small Cap Active Stocks: Plug Power Inc (NASDAQ:PLUG), Yingli Green Energy (NYSE:YGE), IAMGOLD (NYSE:IAG), FuelCell Energy Inc (NASDAQ:FCEL)