New Delhi, May 21 (ANI): Trading at the Bombay Stock Exchange today closed 78.86 points down to stand at 24,298.02. At the National Stock Exchange the Nifty closed 22.60 points down to stand at 7,252.90. Essar Oil and IFCI were among the top gainers of Group A with an increase of 14.30% and 13.09% along with Torrent Power and MMTC with an increase of 12.24% and 11.33% respectively, while the top losers of Group A include Hindustan Zinc and Adani Ports with a decrease of 4.16% and 3.96% along with Ultratech Cement Ltd. and Idea Cellular with a decrease of 3.58% and 3.36% at the close of the markets. The Auto sector is up 71.31 points at 14,321.80 while the banking sector is down 184.51 points at 17,119.75 and the realty sector is up 34.13 points at 1,834.60. The Indian currency is down 0.29% at Rs 58.80 per dollar.