The Sensex closed at 19292, down 157 points from its previous close, the index touched a high and a low of 19,542.05 and 19,265.92 respectively. While Nifty shut shop at 5785, down 48 points, the index touched high and low of 5,856.40 and 5,776.95, respectively

Nifty April 2011 futures closed at 5,785.20, at a discount of 0.25 points over spot closing of 5,785.45, while Nifty May 2011 futures were at 5,811.00 at a premium of 25.55 points over spot closing. The near month April 2011 derivatives contract expires today. Nifty April futures saw contradiction of 3.93% or 0.52 million (mn) units, taking the total outstanding open interest (OI) to 12.83 mn units.

For Nifty calls, 6000 strike price (SP) from the May series was the most active call with an addition of 0.83 mn or 31.70%. Among Nifty puts, 5800 SP from the May month expiry was the most active put with an addition of 0.41 mn or 17.70. The maximum Call OI outstanding was at 6000 SP (3.46) and that for Puts at 5800 SP (2.73).