New Delhi, November 11 (ANI): Trading at the Bombay Stock Exchange today closed 163.27 points down to stand at 20502.88. At the National Stock Exchange the Nifty closed 61.95 points down to stand at 6,078.80. Tata Communications and Divi's Lab were among the top gainers of Group A with an increase of 9.65% and 8.00% along with Adani Enterprises Ltd and Zee Entertainment with an increase of 7.26% and 5.44% respectively, while the top losers of Group A include HDIL and Dena Bank with a decrease of 8.69% and 6.88% along with GMR Infrastructure Ltd and Yes Bank with a decrease of 6.20% and 5.95% at the close of the markets. The Auto sector is down 141.28 points at 11,887.96, while the banking sector is down 173.33 points at 12,285.62 and the realty sector is down 40.97 points at 1,302.70. The Indian currency is down 1.26% at Rs 32.36 per dollar.