Sensex up 159pts; all index stocks in green

The Sensex touched a high of 11,835, and is now up 159 points at 11,820.

Bharti Airtel and Larsen & Toubro have surged over 2.5% each to Rs 435 and Rs 2,515, respectively.

Satyam, Maruti, Dr.Reddy's and Infosys have advanced over 2% each to Rs 802, Rs 942, Rs 727 and Rs 1,807, respectively.

Tata Motors and Reliance Energy are up nearly 2% each at Rs 870 and Rs 469, respectively.

HLL, BHEL, ITC and Gujarat Ambuja are the other significant gainers.

There are no losers among the index stocks.