New Delhi, November 6 (ANI): Trading at the Bombay Stock Exchange today closed 85.73 points down to stand at 20889.06. At the National Stock Exchange the Nifty closed 38.00 points down to stand at 6,215.15. Neyveli Lignite and Torrent Power Ltd. were among the top gainers of Group A with an increase of 14.66% and 11.96% along with Motherson Sumi Systems Ltd. and Gujarat State Petronet with an increase of 5.04% and 5.00% respectively, while the top losers of Group A include Indian Bank and IRB Infra with a decrease of 8.00% and 6.61% along with Syndicate Bank and Federal Bank with a decrease of 5.53% and 4.80% at the close of the markets. The Auto sector is down 79.01 points at 12,207.84 while the banking sector is down 246.07 points at 12,891.62 and the realty sector is down 27.88 points at 1,359.73. The Indian currency is down 0.92% at Rs 62.19 per dollar.