The Sensex which lost over 36 points in early trade, gained marginally and was trading 9 points up at 17, 471 a short while ago.The 30-share barometer, which has gained over 64 points in the previous two sessions, fell by 0.21 per cent, to 17,426.74, with stocks of banking, realty and auto sectors succumbing to profit-booking.Similarly, the wide-based National Stock Exchange index Nifty fell by 0.35 points to 5,302 Asian stocks slipped in the early trade.Key indices in China, Hong Kong, Indonesia, Japan, South Korea, and Taiwan fell by up to 1.19 pct while Singapore's Straits Times rose 0.02 per cent.