New Delhi, Dec 20 (ANI): Trading at the Bombay Stock Exchange today closed 394.52 points up to stand at 21103.14. At the National Stock Exchange the Nifty closed 112.850 points up to stand at 6,279.50. MCX and Jaypee Infratech Ltd were among the top gainers of Group A with an increase of 9.91% and 7.46% along with J&K Bank and Power Finance with an increase of 7.38% and 7.18% respectively, while the top losers of Group A include Gitanjali Gems and Adani Ports with a decrease of 4.16% and 2.09% along with Engineers India and United Breweries Ltd with a decrease of 2.00% and 1.81% at the close of the markets. The Auto sector is up 249.27 points at 12,361.65 while the banking sector is up 231.10 points at 12,892.32 and the realty sector is up 35.34 points at 1,403.89. The Indian currency is up 0.06% at Rs 62.11 per dollar.