Bharti Airtel is close second to LIC with a gain of 68.2% in the same period, while the country’s largest public sector lender State Bank of India (SBI) gained 47.64%, according to the stock exchange data. Bharti Airtel is close second to LIC with a gain of 68.2% in the same period, while the country’s largest public sector lender State Bank of India (SBI) gained 47.64%, according to the stock exchange data. Economic Times