The National Stock Exchange (NSE) will be adding Bajaj Auto, Dr Reddy's Labs and Sesa Goa in place of ABB, Idea Cellular and Unitech in the 50-share Nifty. These changes will be effective from October 1, 2010.

Market Capitalisation of Nifty will be increased by Rs 28,900 crore and free float market cap of Nifty by Rs 17,237 crore.