Shares of Adani Group's flagship firm Adani Enterprises and Adani Ports & SEZ, surged over 2 per cent on Monday after the promoter group raised equity stakes in both the group companies. At 12:20 PM, the Adani Enterprises stock was trading 1.54 per cent higher at Rs 2,558.55 and Adani Ports was trading 6.27 per cent higher at Rs 877.70.