shares of wabtec wab advanced 320 to 9386 wednesday on what proved to be an allaround mixed trading session for the stock market with the dow jones industrial average djia rising 071 to 3516079 and the sp 500 index spx falling 006 to 445945 this was the stocks second consecutive day of gains wabtec closed 619 below its 52week high 10005 which the company achieved on march 29th the stock outperformed some of its competitors wednesday as trinity industries inc trn fell 015 to 3224 and greenbrier cos inc gbx rose 033 to 4496 trading volume 906504 remained 381171 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