The Sensex is hovering at record levels, up 133 points at 14,400.Gujarat Ambuja, Tata Steel and Satyam have surged nearly 2% each to Rs 142, Rs 466 and Rs 483, respectively.Bharti Airtel has moved up 1.8% to Rs 745. HDFC Bank, ACC, Hindalco, BHEL, Hero Honda and Tata Motors are the other major gainers.