The Sensex is now up 123 points at 10,349.Tata Steel has surged 2.3% to Rs 489. Grasim is up nearly 2% at Rs 1,983.BHEL, Larsen & Toubro, Gujarat Ambuja and ACC have gained around 1.5% each at Rs 1,836, Rs 2,103, Rs 104 and Rs 830, respectively.Wipro is the sole loser among the index stocks.