The combined market valuation of five of the top-10 most valued firms surged by ₹72,284.74 crore last week, with Tata Consultancy Services (TCS) and Infosys emerging as the biggest winners. While Bharti Airtel, TCS, ICICI Bank, Infosys and Bajaj Finance were the gainers, Reliance Industries, HDFC Bank, State Bank of India, Larsen & Toubro, and Life Insurance Corporation of India (LIC) faced erosion from their valuation. Last week, the BSE benchmark eked out a marginal gain of 5.7 points, while the NSE Nifty ...