shares of wabtec wab slid 243 to 9556 wednesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 165 to 393697 and dow jones industrial average djia falling 163 to 3203011 the stocks fall snapped a twoday winning streak wabtec closed 1230 below its 52week high 10786 which the company reached on march 6th trading volume 717987 remained 291566 below its 50day average volume of 10 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