shares of ntpc ltd 532555 dropped 150 to 17460 indian rupees wednesday on what proved to be an allaround favorable trading session for the stock market with the sp bse sensex index 1 rising 024 to 5821459 ntpc ltd closed 820 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 wednesday as tata power co ltd tatapower fell 067 to 20095 rupees and torrent power ltd torntpower fell 042 to 51695 rupees trading volume 377484 remained 292868 below its 50day average volume of 670352 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