shares of general dynamics corp gd slid 129 to 25049 monday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 154 to 396394 and dow jones industrial average djia falling 145 to 3384946 the stocks fall snapped a sixday winning streak general dynamics corp closed 450 short of its 52week high 25499 which the company reached on march 7th the stock demonstrated a mixed performance when compared to some of its competitors monday as raytheon technologies corp rtx fell 058 to 9690 boeing co ba fell 366 to 17183 and lockheed martin corp lmt fell 005 to 48321 trading volume 656338 remained 420830 below its 50day average volume of 11 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