Nifty Bank index opened today’s session with a gap-up at 55,797 compared to yesterday’s close of 55,493. It is now hovering around 55,775, up 0.5 per cent.The advance/decline ratio now stands at 11/1, showing a strong bearish bias. Bank of Baroda (up 2.15 per cent) is the top gainer. This is followed by HDFC Bank and AU Small Finance Bank, up 0.85 per cent each. State Bank of India, down 0.1 per cent, is the only stock in the Nifty Bank index in the red.Nifty Private Bank and Nifty PSU Bank are up 0.4 per c ...