The BSE Sensex sank 231.99 points or 1.18% to settle at 19,459.85 (Provisional) while the S&P CNX Nifty dropped 83.65 points or 1.41% to end at 5,851.10.

The BSE Sensex touched a high and a low of 19,835.57 and 19,375.92 respectively. There were 5 advances against 25 declines on the index.

The 50-share S&P CNX Nifty is trading at 5,951.15, after adding 16.40  points or 0.28%.Nifty November futures saw an addition of 11.31% or 1.68 million (mn) units, taking the total outstanding open interest (OI) to 16.57 mn units.

Nifty calls, 6000 strike price (SP) from the November series was the most active call with an addition of 1.11 mn or 17.20%.Among Nifty puts, 5900 SP from the November month expiry was the most active put with an addition of 1.44 mn or 23.59%. The maximum Call OI outstanding was at 6000 SP (7.62 mn) and that for Puts at 5900 SP (7.57 mn).The respective Support and Resistance levels are: Resistance 5,975.65 Pivot Point 5,952.15 Support 5,927.65.The Nifty Put Call Ratio (PCR) OI wise stood at 0.79 for November-month contracts.

M&M up 3.23%, Bharti Airtel up 1.17%, Tata Steel up 0.54%, ITC up 0.17% and Tata Motors up 0.11% were the only gainers on the Sensex.On the other hand, SBI down 3.71%, DLF down 3%, ICICI Bank down 2.73%, TCS down 2.73% and HDFC down 2.67% were the major laggards on the index. FMCG up 0.04% was the only gainers on the BSE sectoral space, while Realty down 3.34%, Bankex down 2.94%, PSU down 1.88%, CG down 1.43% and IT down 1.34% were the major laggards on the BSE sectoral space.