shares of boeing co ba slid 305 to 20561 thursday on what proved to be an allaround mixed trading session for the stock market with the sp 500 index spx rising 037 to 438189 and the dow jones industrial average djia falling 001 to 3394671 this was the stocks third consecutive day of losses boeing co closed 1830 below its 52week high 22391 which the company reached on june 12th the stock underperformed when compared to some of its competitors thursday as raytheon technologies corp rtx fell 217 to 9692 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