shares of gsk plc gsk inched up 039 to £1352 monday on what proved to be an allaround dismal trading session for the stock market with the ftse 100 index ukx falling 013 to 755449 gsk plc closed £318 below its 52week high £1670 which the company reached on august 8 trading volume 23 m remained 55 million below its 50day average volume of 78 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