Market Update at 12:35 PM In the current trading session benchmark indices trade substantially higher as Sensex has surged by 0.92 per cent, while Nifty also gained by 0.65 per cent. Similarly, in the broader markets Nifty Midcap has moderately gained by 0.21 per cent, while Nifty Smallcap has surged by 0.21 per cent.