Shares of Public Sector Undertaking (PSU) banks saw a sharp increase of up to 13% ahead of the Reserve Bank of India's (RBI) upcoming monetary policy meeting. The Central Bank is expected to take a dovish stance, resulting in a decline in bond yields and higher investor interest. Indian Overseas Bank was the top gainer with a 13% increase, followed by other PSU banks such as Uco Bank, Canara Bank.