New Delhi, June 29 (ANI): Trading at the Bombay stock exchange today closed 166.69 points down to stand at 27,645.15. At the national stock exchange the nifty closed 54.40 points down to stand at 8,326.70. MUTHOOT FINANCE and RELIGARE were among the top gainers of group A with an increase of 3.83% and 3.62% along with GVKPIL and COROMANDEL with an increase of 3.52% and 3.34% respectively, while the top losers of group A include TECH MAHINDRA LTD. and NCC with a decrease of 7.19% and 5.77% along with MCLEOD RUSSEL INDIA LTD. and SREINFRA with a decrease of 5.74% and 5.66% at the close of the markets. The auto sector is down 257.99 points at 18,607.35 while the banking sector is down 144.03 points at 20,914.73 and the realty sector is down 32.07 points at 1,408.00. The Indian currency is down 0.68% at Rs 63.88 per dollar.