This excerpt taken from the INFY 20-F filed Apr 26, 2005.
The Stock Exchange, Mumbai
The estimated aggregate market capitalization of stocks trading on the BSE as of March 31, 2005 was approximately Rs. 17.31 trillion or approximately $396 billion. The BSE began allowing online trading in May 1995. As of March 31, 2005, the BSE had 771 members, comprised of 202 individual members, 550 Indian companies and 19 foreign institutional investors. Only a member of the stock exchange has the right to trade in the stocks listed on the stock exchange.
Trading on both the NSE and the BSE occurs Monday through Friday, between 9:55 a.m. and 3:30 p.m. (Indian Standard Time).