Ballard Power Shares Strongly Outperform Other Fuel-Cell Stocks By: Benzinga via Benzinga December 28, 2015 at 17:05 PM EST There was one clear winner in the fuel-cell group Monday: Ballard Power Systems Inc. (NASDAQ: BLDP). The stock rallied some 15 ... Read More >> Related Stocks: Ballard Power Sys Plug Power Inc