The Sensex opened with a positive gap of 18 points at 11,104. Fresh buying in the early deals saw the index rally to a high of 11,140. The index is now up 45 points at 11,131.Wipro has spurted 1.3% to Rs 536. ITC and Gujarat Ambuja have moved up 1% each to Rs 195 and Rs 100, respectively.BHEL, Hero Honda, Infosys, Satyam, HDFC Bank, Bharti Tele and Bajaj Auto are the other notable gainers among the Sensex stocks.ACC has slipped 1% to Rs 771.Larsen & Toubro and TCS are the only other notable losers.Out of 1,050 stocks traded so far, 832 have advanced, 209 have declined and nine are unchanged.