The BSE shut up at 16934, up by 57 points, while Nifty closed at 5084, up by 9 points.

Nifty September 2011 futures closed at 5,087.00 at a premium of 2.75 points over spot closing of 5,084.25, while Nifty October 2011 futures were at 5,101.00 at a premium of 16.75 points over spot closing. The near month September 2011 derivatives contract expires on Thursday, September 29, 2011. Nifty September futures saw addition of 9.73% or 2.37 million (mn) units, taking the total outstanding open interest (OI) to 26.78 mn units.

Among Nifty calls, 5200 SP from the September month expiry was the most active call with an addition of 0.84 million or 14.49%. Among Nifty puts, 5100 SP from the September month expiry was the most active put with addition of 0.57 million or 15.76%. The maximum Call OI outstanding for Calls was at 5200 SP (6.64 mn) and that for Puts was at 5100 SP (4.20mn).