New Delhi, November 21 (ANI): Trading at the Bombay Stock Exchange today closed 372.84 points down to stand at 20262.29. At the National Stock Exchange the Nifty closed 123.85 points down to stand at 5999.05.Wockhardt and Dabur India were among the top gainers of Group A with an increase of 2.90% and 2.67% along with Aurobindo Pharma and Amara Raja with an increase of 1.57% and 1.50% respectively, while the top losers of Group A include Future Retail and Power Finance with a decrease of 7.56% and 6.39% along with Bank of India and The Ramco Cements with a decrease of 5.45% and 5.28% at the close of the markets. The Auto sector is down 77.69 points at 12,025.59, while the banking sector is down 275.23, points at 12,258.71 and the realty sector is down 26.46 points at 1,323.72. The Indian currency is down 0.58% at Rs 62.93 per dollar.