The Sensex closed at 16254, down 1.77 points while the Nifty ended at 4859, up 1 points, as per provisional data.
Buying in cement, capital goods, technology, select auto and metal stocks along with ONGC, ICICI Bank, Idea & Tata Power helped the index.
However, select power and telecom stocks along with HUL, HDFC, Tata Motors, HDFC Bank, Sterlite, Reliance Communications, Siemens, BPCL, Hindalco, Unitech and Reliance Infrastructure witnessed selling pressure.
Nifty lacklustre; HUL, Tata Motors down
At 01.04 pm, the Nifty was down 15 points and trading in a narrow band of 4840-4860.
The Sensex was down 81.23 points or 0.50 pc at 16205.09, and the Nifty was down 11.60 points or 0.24 pc at 4847.00.
About 974 shares advanced, 1902 shares declined, and 300 shares were unchanged.
The markets witnessed choppy session for the third day in a row. Selling was seen in FMCG, Oil&Gas, metal, auto and banks.
Buying was seen in capital goods, realty and pharma stocks. The BSE Midcap and Smallcap index were trading flat.
In the largecap space, Larsen was the top gainer with close to 1.4 pc gain. Maruti Suzuki, Cipla, Mahindra & Mahindra and Jindal Steel were up 0.7-1 pc.
On the losing side, HUL was the top loser with more than 3.5% loss. Tata Motors, Jaiprakash Associates, Sterlite Industries and HCL Tech were down 1.3-2.7 pc.
Sensex choppy with -ve bias; HUL, RCom dip
At 10:23 am, the Sensex was trading marginally lower amid volatility.
The 30-share BSE Sensex was trading at 16188, down 67 points and the Nifty was at 4838, down 20 points.
The broader indices were flat, as about 584 shares advanced while 592 shares declined on the NSE.
The selling was seen in banking, FMCG, oil & gas, power, cement, select auto and telecom stocks along with BHEL.
Top losers among the largecaps were HUL, Tata Motors, Sterlite Industries, Hero Honda, Sun Pharma, Reliance Communications and Jaiprakash Associates.
DB Realty, Hathway Cable, Syncom Health, L&T, Titagarh Wagons, Mphasis, Unitech and Reliance Industries were most active shares on the exchanges.
Weak Asian cues also weighed on the indices; Nikkei, Kospi, Taiwan and Jakarta fell 1-1.6 pc. Hang Seng and Straits Times were down 0.6-0.76 pc. However, Shanghai rose 1 pc.
Nifty volatile on F&O expiry; ONGC, HUL, down
The benchmark Nifty started the day on a flat to positive note following mixed Asian cues. The markets were consolidating ahead of F&O expiry.
At 9:02 am, the Sensex was trading at 16284, up 28 points and the Nifty was at 4867, up 9 points.
Realty, metal, technology and pharma stocks gained while cement, banking and FMCG stocks were under pressure.
Among the frontliners, L&T, Hero Honda, Ranbaxy Labs (ahead of annual numbers), Infosys, Bharti, HDFC, Hindalco, Sterlite, ICICI Bank and PNB were gainers.
However, ONGC, HUL, ITC, SBI and BHEL were seeing selling pressure.
Asian markets were trading mixed. Nikkei, Straits Times, Jakarta and Kospi were down 0.2-0.9 pc. However, Shanghai was up 0.94 pc and Hang Seng up 0.2 pc. Taiwan was flat.
The US markets gained post Ben Bernanke pledged to keep rates low for a long time in his testimony.