Shares of Plug Power (PLUG 5.00%) soared this week, up 27.6% as of market close on Thursday. The spike comes as the S&P 500 (^GSPC 0.83%) and Nasdaq-100 were up 1.7% and 1.5%, respectively ...

When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around ...

Find the latest Plug Power Inc. (PLUG) stock quote, history, news and other vital information to help you with your stock trading and investing.

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