Today in stock market trading was in positive mode, BSE sensex closed at 16698, up by 252 points. While Nifty index closed at 5015 up by 70 points. The index touched a high and a low of 16,756.08 and 16,316.66 respectively. The index touched high and low of 5,034.25 and 4,906.00 respectively.

Nifty September 2011 futures expired at 5,016.40 at a premium of 0.95 points over spot closing of 5,015.45, while Nifty October 2011 futures were at 5,036.00 at a premium of 20.55 points over spot closing.Nifty October futures saw addition of 47.71% or 6.68 million (mn) units, taking the total outstanding open interest (OI) to 20.71 mn units.

Among Nifty puts, 4900 SP from the September month expiry was the most active put with addition of 3.22 million or 45.54%. The maximum Call OI outstanding for Calls was at 5000 SP (3.54 mn) and that for Puts was at 4900 SP (10.30 mn). The respective Support and Resistance levels are: Resistance 5064.46-- Pivot Point 4985.23-- Support 4936.21.