shares of spiraxsarco engineering plc spx inched down 005 to £11085 tuesday on what proved to be an allaround dismal trading session for the stock market with the ftse 100 index ukx falling 034 to 775108 spiraxsarco engineering plc closed £1355 below its 52week high £12440 which the company reached on august 11 trading volume 63044 remained 151655 below its 50day average volume of 214699 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