The Sensex closed at 18412, down on continues day by 310 ponits, the index touched a high and a low of 18,589.19 and 18,326.42 respectively. While Nifty Index shut up at 5526, down by 90 points, the index touched high and low of 5,580.25 and 5,496.95 respectively.

Nifty July 2011 futures closed at 5,526.00, at a discount of 0.15 point over spot closing of 5,526.15, while Nifty August 2011 futures were at 5,544.00 at a premium of 17.85 points over spot closing. The near month July 2011 derivatives contract expires on Thursday, 28 July, 2011. Nifty July futures saw an addition of 8.78% or 1.99 million (mn) units, taking the total outstanding open interest (OI) to 24.66 mn units.

Among Nifty puts, 5600 SP from the July month expiry was the most active put with decline of 1.30 million or 16.97%. The maximum Call OI outstanding for Calls was at 5700 SP (6.57mn) and that for Puts was at 5600 SP (8.99 mn). The respective Support and Resistance levels are: Resistance 5571.95-- Pivot Point 5534.45-- Support 5488.65. The Nifty Put Call Ratio (PCR) OI wise stood at 1.07 for July -month contract.