The Sensex opened with a positive gap of 29 points at 10,108. Fresh buying in the early deals led the index rally to a high of 10,151. The index is now up 62 points at 10,141. Larsen & Toubro and Hindalco have rallied 1.8% each to Rs 2,285 and Rs 157, respectively. Wipro has jumped 1.6% to Rs 520, and Ranbaxy is up 1.5% at Rs 445.Hero Honda, HDFC Bank and Reliance Energy have gained over 1% each at Rs 895, Rs 729 and Rs 604, respectively.The market breadth is extremely positive. Out of 1,021 stocks traded so far, 748 have advanced, 254 have declined and the rest are unchanged.