shares of plug power inc plug sank 068 to 1598 monday on what proved to be an allaround dismal trading session for the stock market with the nasdaq composite index comp falling 103 to 1098815 and dow jones industrial average djia falling 039 to 3273295 plug power inc closed 3052 short of its 52week high 4650 which the company reached on november 22nd the stock underperformed when compared to some of its competitors monday as ballard power systems inc bldp rose 125 to 567 methanex corp meoh rose 262 to 3489 and enviva inc eva rose 098 to 5984 trading volume 138 m remained 51 million below its 50day average volume of 189 m editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use