The Market closed at 19584, down by 18 points,The index touched a high and a low of 19,697.49 and 19,531.34 respectively. While Nifty Index shut up at 5874, down by 10 points. The index touched high and low of 5,906.60 and 5,857.00, respectively.

Nifty April 2011 futures closed at 5,877.00, at a premium of 2.50 over spot closing of 5,874.50, while Nifty May 2011 futures were at 5,902.00 at a premium of 27.50 points over spot closing. The near month April 2011 derivatives contract expires on Thursday, April 28, 2011. Nifty April futures saw an addition of 6.01% or 1.36 million (mn) units, taking the total outstanding open interest (OI) to 24.17 mn units.

For Nifty calls, 5,900 strike price (SP) from the April series was the most active call with an addition of 1.20 mn or 20.95%. Among Nifty puts, 5800 SP from the April month expiry was the most active put with an addition of 0.19 mn or 2.65%. The maximum Call OI outstanding was at 5900 SP (6.96) and that for Puts at 5900 SP (7.53).