New Delhi, Jan 15 (ANI): Trading at the Bombay Stock Exchange today closed 728.73 points up to stand at 28,075.55. At the National Stock Exchange the Nifty closed 216.60 points up to stand at 8,494.15. HDIL and PRESTIGE were among the top gainers of Group A with an increase of 18.66% and 11.46% along with INDIABULLS REAL ESTATE LTD. and DLF with an increase of 10.55% and 10.39% respectively, while the top losers of Group A include PIPAVAV DEFENCE AND OFFSHORE ENG LTD. and RASOYA PROTEINS LTD. with a decrease of 4.50% and 4.30% along with JETAIRWAYS and BERGER PAINTS INDIA LTD. with a decrease of 3.67% and 3.35% at the close of the markets. The Auto sector is up 402.26 points at 19,306.90 while the banking sector is up 701.71 points at 22,023.30 and the reality sector is up 119.25 points at 1,611.43.The Indian currency is down 0.56% at Rs 61.83 per dollar.