Plug Power (PLUG) is one of the stocks most watched by Zacks.com visitors lately. So, it might be a good idea to review some of the factors that might affect the near-term performance of the stock.Shares of this alternative energy company have returned -8.2% over the past month versus the Zacks S&P 500 composite's +1.8% change. The Zacks Manufacturing - Electronics industry, to which Plug Power belongs, has gained 0.3% over this period. Now the key question is: Where could the stock be headed in the near te ...