NEW YORK ( TheStreet) -- Shares of Plug Power (Nasdaq: PLUG) were gapping down Wednesday morning with an open price 16.1% lower than Tuesday's closing price. The stock closed at $2.85 Tuesday and opened today's trading at $2.39. The average volume for Plug has been 707,700 shares per day over the past 30 days. Plug has a market cap of $60.9 million and is part of the industrial goods sector and industrial industry. Shares are up 929.6% year to date as of the close of trading on Tuesday. Plug Power Inc., a provider of alternative energy technology, involves in the design, development, and manufacture of fuel cell systems for industrial off-road markets and stationary power markets. TheStreet Ratings rates Plug as a sell. The company's weaknesses can be seen in multiple areas, such as its disappointing return on equity and generally disappointing historical performance in the stock itself. You can view the full Plug Ratings Report. Get more investment ideas from our investment research center. Interested in other stocks that are gapping down? Get free SMS text alerts sent to you when the action happens by texting DOWN to 95370 or select from multiple alert options.