BSE Sensex lost 79 points to 59,647.56 and NSE Nifty dropped 25 points to 17,634.95. Some of the top gainers on Nifty 50 were Mahindra & Mahindra, Tata Steel, Eicher Motors, Hindalco and Larsen & Toubro while the laggards were ONGC, Hindustan Unilever, Apollo Hospital, Infosys and As