Societe Generale acquired over 31.61 lakh shares of RBL Bank for Rs 101 crore. This comes as Mahindra & Mahindra sold its entire 3.45% stake for Rs 678 crore, marking a 62.5% gain. RBL Bank shares saw significant trading volumes and hit a 52-week high. Emirates NBD Bank proposed an open offer to acquire a 26% stake in RBL Bank.