Backed by smart gains in bluechip stocks the Sensex is holding gains and is now up 28 points at 10,310. However, the market breadth has turned from positive to neutral.Tata Power, Grasim and ICICI Bank have surged over 2% each to Rs 531, Rs 1,705 and Rs 607, respectively.Larsen & Toubro, BHEL, ACC, Maruti, Reliance Energy and HLL are up 1-2% each.Hindalco has slipped nearly 2% to Rs 152. Ranbaxy and ITC have declined over 1% each to Rs 436 and Rs 164, respectively.The market breadth is neutral. Out of 2,320 stocks traded so far, 1,181 have advanced, 1,064 have declined and 75 are unchanged.Reliance leads the value chart with a turnover of Rs 64.81 crore followed by Infosys (Rs 49.68 crore), Larsen & Toubro (Rs 49.14 crore), GVK Power (Rs 48.26 crore) and SBI (Rs 48.09 crore).IFCI tops the volume chart with trades of around 39.32 lakh shares followed by IDFC (19 lakh), GVK Power (15.12 lakh), McLeod Russel (10.27 lakh) and GV Films (10.13 lakh).