shares of leidos holdings inc ldos sank 058 to 9319 wednesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 067 to 369516 and dow jones industrial average djia falling 033 to 3042381 the stocks fall snapped a twoday winning streak leidos holdings inc closed 1793 below its 52week high 11112 which the company reached on april 20th the stock underperformed when compared to some of its competitors wednesday as lockheed martin corp lmt rose 188 to 43996 northrop grumman corp noc rose 081 to 51091 and general dynamics corp gd rose 080 to 23937 trading volume 587538 remained 67124 below its 50day average volume of 654662 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