spiraxsarco engineering plc spx shares inched up 040 to £11280 monday on what proved to be an allaround favorable trading session for the stock market with the ftse 100 index ukx rising 018 to 777099 spiraxsarco engineering plc closed £1160 short of its 52week high £12440 which the company reached on august 11 trading volume 62024 remained 161872 below its 50day average volume of 223896 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