The market capitalisation of six of India's 10 most-valued companies collectively jumped by ₹86,848 crore in the week ended December 27. During the week, benchmark indices Sensex and Nifty rose by 0.84% and 0.95%, respectively. Reliance Industries, HDFC Bank, ICICI Bank, Bharti Airtel, ITC and Hindustan Unilever were the gainers, while TCS, Infosys, SBI and LIC were the losers.