shares of leidos holdings inc ldos slipped 061 to 9306 thursday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 110 to 448273 and dow jones industrial average djia falling 089 to 3471539 leidos holdings inc closed 2069 below its 52week high 11375 which the company achieved on january 25th the stock demonstrated a mixed performance when compared to some of its competitors thursday as lockheed martin corp lmt fell 058 to 37513 northrop grumman corp noc fell 106 to 39741 and general dynamics corp gd fell 066 to 20898 trading volume 781563 eclipsed its 50day average volume of 761375 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