shares of sse plc sse slid 213 to £1698 friday on what proved to be an allaround poor trading session for the stock market with the ftse 100 index ukx falling 101 to 733540 sse plc closed £238 below its 52week high £1936 which the company reached on may 18 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