auto trader group plc auto shares slid 248 to £622 monday on what proved to be an allaround rough trading session for the stock market with the ftse 100 index ukx falling 082 to 783671 auto trader group plc closed 6200 pence short of its 52week high £684 which the company reached on march 18 trading volume 25 m remained 315610 below its 50day average volume of 29 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