shares of lyondellbasell industries nv cl a lyb slid 074 to 9948 monday on what proved to be an allaround mixed trading session for the stock market with the dow jones industrial average djia rising 000 to 3509113 and the sp 500 index spx falling 037 to 448387 lyondellbasell industries nv cl a closed 1854 below its 52week high 11802 which the company reached on june 3rd trading volume 22 m remained 116041 below its 50day average volume of 24 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