shares of ntpc ltd 532555 slid 254 to 17490 indian rupees friday on what proved to be an allaround favorable trading session for the stock market with the sp bse sensex index 1 rising 020 to 6202790 ntpc ltd closed 790 rupees short of its 52week high 18280 rupees which the company reached on november 1 the stock underperformed when compared to some of its competitors friday as tata power co ltd tatapower rose 036 to 20705 rupees and torrent power ltd torntpower fell 050 to 53515 rupees trading volume 389399 remained 135996 below its 50day average volume of 525395 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