Analysts at Kotak Institutional Equities shared a 'buy' call on State Bank of India (SBI) and raised the target price to Rs 850 from Rs 760, implying an upside of 14 percent from the last close. This optimistic outlook stems from their belief that SBI has weathered most concerns with minimal impact on earnings. The stock of India's biggest lender has surged over 15 percent so far this year, as...