Why Plug Power, Bloom Energy, and Clean Energy Fuels Stocks Popped Monday

It's starting to look like it will be another good week for alternative energy stocks. Shares of hydrogen fuel cell stock Plug Power (NASDAQ: PLUG) are up a respectable 6.1% as of 1:20 p.m. EST, while Plug rival Bloom Energy (NYSE: BE) and Clean Energy Fuels (NASDAQ: CLNE) (a natural gas stock) are doing twice as well -- surging 14.2% and 12.9%, respectively. Curiously, although it's sporting the smallest stock price gains of the three, Plug Power stock is the only one of these stocks with good news supporting it.