shares of western union co wu shed 260 to 1347 tuesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 200 to 399734 and dow jones industrial average djia falling 206 to 3312959 this was the stocks third consecutive day of losses western union co closed 650 short of its 52week high 1997 which the company achieved on april 21st 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