New Delhi, November 13 (ANI): Trading at the Bombay Stock Exchange today closed 87.51 points down to stand at 20194.40. At the National Stock Exchange the Nifty closed 28.45 points down to stand at 5989.60. Idea Cellular and Thermax were among the top gainers of Group A with an increase of 2.81% and 2.78% along with TV18 Broadcast and Reliance Communications Ltd with an increase of 2.52% and 2.48% respectively, while the top losers of Group A include Tata Global and GMR Infra with a decrease of 6.63% and 5.00% along with Andhra Bank and Shriram City Union Finance Ltd. with a decrease of 4.33% and 4.18% at the close of the markets. The Auto sector is up 54.44 points at 11,736.94, while the banking sector is down 75.23 points at 12,006.98 and the realty sector is down 14.71 points at 1,275.53. The Indian currency is up 0.25% at Rs 63.55 per dollar.