Bombay stocks tanked again Friday, sliding 4% on the heels of Thursday's rout.

The BSE Sensex dropped 453 to 10,939. The index dropped 11% this week amid strong selling across the world. Still, Bombay stocks are up 68% on a year ago.

Sesa Goa

rose 2.1%,

Neyvelli Lignite

added 0.8% and

United Phosphorus

rose 0.6%.

Losers included

Cipla

, down 9.5%,

Tata Steel

, down 7.7%, and

Bharat Heavy Electrics

and

Satyam

(SAY)

, each down 7.3%.

Punjab National Bank

declined 5.5%. The bank has announced plans to hike interest rates come July.

This story was created through a joint venture between TheStreet.com and IRIS.