shares of lockheed martin corp lmt shed 027 to 42813 thursday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 008 to 415194 and dow jones industrial average djia falling 026 to 3272682 the stocks fall snapped a sixday winning streak lockheed martin corp closed 5186 below its 52week high 47999 which the company achieved on march 7th the stock demonstrated a mixed performance when compared to some of its competitors thursday as boeing co ba fell 008 to 16650 northrop grumman corp noc fell 077 to 47804 and general dynamics corp gd fell 065 to 22916 trading volume 11 m remained 189739 below its 50day average volume of 13 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