Fuelcell Energy shares rise 3.29% premarket after Plug Power's positive outlook on hydrogen economy.

Fuelcell Energy, Inc. rose 3.29% in premarket trading. The company's stock price increase may be attributed to the positive outlook for the alternative energy source, as expressed by the chief executive of Plug Power, a competitor in the hydrogen economy. The confidence in the outlook for hydrogen energy, despite policy uncertainty in other renewable sectors, likely influenced investor sentiment positively.