Sensex up 31pts, HDFC Bk zooms 7%

The Sensex has now moved up 31 points to 8,502.

HDFC Bank has zoomed nearly 7% (Rs 43) to Rs 678. HDFC is still up Rs 28 at Rs 1,078.

Ranbaxy is steady at Rs 394 - up Rs 12.

TCS is now up Rs 28 at Rs 1,512.

SBI has advanced Rs 12 to Rs 884. ONGC has added Rs 11 to Rs 991.