shares of general motors co gm slipped 123 to 4000 friday on what proved to be an allaround mixed trading session for the stock market with the dow jones industrial average djia rising 033 to 3450903 and the sp 500 index spx falling 010 to 450542 general motors co closed 363 below its 52week high 4363 which the company reached on february 16th the stock underperformed when compared to some of its competitors friday as tesla inc tsla rose 125 to 28138 trading volume 109 m remained 24 million below its 50day average volume of 134 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