Today Sensex closed down with a little spoon, it was settled at 18486.45, with -0.02%. While Nifty closed at 5538.75, with +2.55, The index touched a high and a low of 5608.20 and 5,524.10, respectively.

The 50-share S&P CNX Nifty finally settled at 5.538.75 after gaining 2.55 points. Nifty March 2011 futures closed at 5,547.75, at a premium of 9.00 over spot closing of 5,538.75, while Nifty April 2011 futures were at 5,568.00, at a premium of 29.25 points over spot closing. The near month March 2011 derivatives contract expire on Thursday, March 31, 2011. Nifty March futures saw an addition of 12.32% or 2.68 million (mn) units, taking the total outstanding open interest (OI) to 24.48 mn units.

For Nifty calls, 5600 strike price (SP) from the March series was the most active call with an addition of 2.17 mn or 35.49%. Among Nifty puts, 5500 SP from the February month expiry was the most active put with an addition of 0.39 mn or 8.65%. The maximum Call OI outstanding was at 5600 SP (8.31) and that for Puts at 5500 SP (4.98). The respective Support and Resistance levels are: Resistance 5589.93 --Pivot Point 5557.01--Support 5505.83. The Nifty Put Call Ratio (PCR) OI wise stood at 1.33 for March-month contracts.