<b>Infosys impact:</b> Sensex up 237pts

The Sensex is now up 237 points at 13,350.

Satyam has soared 5.3% to Rs 470. Wipro has surged nearly 4% to Rs 561, and TCS has zoomed 3.5% to Rs 1243. Infosys has gained 2.5% at Rs 2,095.

SBI has rallied 3.5% to Rs 1,002. Bajaj Auto has advanced over 3% to Rs 2,425.

ICICI Bank, Larsen & Toubro, ACC and Tata Steel are up around 2.5% each at Rs 871, Rs 1,605, Rs 744 and Rs 508, respectively.

NTPC has dropped 1.5% to Rs 157.

Out of 2,445 stocks traded so far, 1,605 have advanced, 753 have declined and 87 are unchanged.