Business: A decline was recorded in the stock market in early trading today. However, this decline ended within some time and both Sensex and Nifty came to the green mark. At 10.15 am, the Sensex was trading at 83,771 with a gain of more than 300 points. At the same time, Nifty of National Stock Exchange also reached near 25,700 with a jump of about 80 points.