At around 9:22 am, Sensex was up 1,170 points or 1.58 per cent, at 75,017 and Nifty was up 373 points or 1.67 per cent at 22,772. Along with the largecaps, buying was seen in the smallcaps and midcaps. Nifty midcap 100 index was down 753 points or 1.52 per cent at 50,335 and Nifty smallcap 100 index was down 278 points or 1.83 per cent at 15,535.