shares of lyondellbasell industries nv cl a lyb shed 193 to 8677 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 lyondellbasell industries nv cl a closed 3045 below its 52week high 11722 which the company achieved on may 31st trading volume 18 m remained 216853 below its 50day average volume of 20 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