New Delhi, Jan 28 (ANI): Trading at the Bombay Stock Exchange today closed 23.94 points down to stand at 20683.51. At the National Stock Exchange the Nifty closed 9.60 points down to stand at6126.25. HDIL and Apollo Tyres were among the top gainers of Group A with an increase of 6.09% and 6.07% along with Future Retail and IPCA Lab with an increase of 4.26% and 3.89% respectively, while the top losers of Group A include Maruti Suzuki and IRB Infra with a decrease of 8.12% and 5.19% along with Suzlon Energy and Pipavav Defence with a decrease of 4.59% and 4.43% at the close of the markets. The Auto sector is up 18.64 points at 11,574.00 while the banking sector is down 36.58 points at 12,020.48 and the realty sector is up 13.17 points at 1,231.23. The Indian currency is up 0.67% at Rs 62.68 per dollar.