glencore plc glen shares rose 134 to £437 wednesday on what proved to be an allaround grim trading session for the stock market with the ftse 100 index ukx falling 005 to 762434 glencore plc closed £147 below its 52week high £585 which the company achieved on january 18 trading volume 201 m remained 191 million below its 50day average volume of 392 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