New Delhi, May 19 (ANI): Trading at the Bombay Stock Exchange today closed 304.89 points down to stand at 25,399.72. At the National Stock Exchange the Nifty closed 86.75 points down to stand at 7,783.40. GATI Ltd and Edelweiss Financial Services Ltd were among the top gainers of group A with an increase of 6.11% and 5.41% along with Balkrishna Industries Ltd and JK Lakshmi Cement Ltd with an increase of 5.18% and 4.90% respectively, while the top losers of group A includes Sun TV Network Ltd and Torrent Power Ltd with a decrease of 6.05% and 5.92% along with Adani Ports and Special Economic Zone Ltd and Hathway Cable and Datacom Ltd with a decrease of 13.30% and 12.17% at the close of the markets. The Auto sector is down 144.28points at 18050.41 while the Banking sector is down 229.49 points at 18829.45 and the Realty sector is down 11.14 points at 1386.83. The Indian currency is 0.54% up with Rs. 67.33 per dollar.