shares of northrop grumman corp noc slid 027 to 45221 monday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 040 to 455464 and the dow jones industrial average djia rising 052 to 3541124 this was the stocks second consecutive day of losses northrop grumman corp closed 10406 below its 52week high 55627 which the company reached on october 28th the stock underperformed when compared to some of its competitors monday as raytheon technologies corp rtx rose 064 to 9701 boeing co ba rose 192 to 21587 and lockheed martin corp lmt rose 045 to 45680 trading volume 523539 remained 165037 below its 50day average volume of 688576 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