Mcap of 8 of top-10 most valued firms surge Rs 1.53 lakh crore; Airtel, Infosys biggest gainers

New Delhi: The combined market valuation of eight of the top 10 most valued firms surged Rs 1,53,019.32 crore last week, with Bharti Airtel and IT majors Infosys, Tata Consultancy Services emerging as the biggest gainers, in line with a record rally in equities.