Today BSE index shut up at 18436, down by 66 points, the index touched a high and a low of 18,566.99 and 18,415.36 respectively. While Nifty index shut up at 5542, down by 25 points, The index touched high and low of 5,578.90 and 5,532.70 respectively.

Nifty July 2011 futures closed at 5,547.05, at a premium of 5.45 point over spot closing of 5,541.60, while Nifty August 2011 futures were at 5,563.00 at a premium of 21.40 points over spot closing. The near month July 2011 derivatives contract expires on Thursday, 28 July, 2011. Nifty July futures saw an addition of 3.33% or 0.71 million (mn) units, taking the total outstanding open interest (OI) to 22.30 mn units.

Among Nifty puts, 5500 SP from the July month expiry was the most active put with an addition of 0.07 million or 6.38%. The maximum Call OI outstanding for Calls was at 5600 SP (1.01 mn) and that for Puts was at 5500 SP (1.15 mn). The respective Support and Resistance levels are: Resistance 5569.43 -- Pivot Point 5551.06 -- Support 5523.23.