Stock Market Closed under the red eye, Sensex Closed at 18178, down with 117 points, The index touched a high and a low of 18,377.48 and 18,150.01, respectively. While Nifty - 50 closed at 5437, down with 31 points form previous, The index touched a high and a low of 5495.20 and 5,427.55, respectively.

The 50-share S&P CNX Nifty finally settled at 5,437.35 after losing 31.85 points. Nifty February 2011 futures closed at 5,441.20, at a premium of 3.85 over spot closing of 5,437.35, while Nifty March 2011 futures were at 5,446.05, at a premium of 8.70 points over spot closing. The near month February 2011 derivatives contract expire on Thursday, February 24, 2011. Nifty February futures saw an addition of 6.45% or 1.32 million (mn) units, taking the total outstanding open interest (OI) to 21.80 mn units.

For Nifty calls, 5500 strike price (SP) from the February series was the most active call with an addition of 0.07 mn or 0.90%. Among Nifty puts, 5500 SP from the February month expiry was the most active put with an addition of 0.25 mn or 2.60%. The respective Support and Resistance levels are: Resistance 5,479.18--Pivot Point 5,453.36--Support 5,411.53. The Nifty Put Call Ratio (PCR) OI wise stood at 1.01 for February-month contracts.