The Bombay Stock Exchange benchmark Sensex on Thursday fell by over 40 points, or 0.23 per cent, in early trade as investors sold shares to book profit after recent gains.
The Sensex fell by 40.44 points to 17,660.69 points. The index gained over 355 points in the last four sessions.
The wide-based National Stock Exchange index Nifty also slipped by 10.15 points, or 0.19 per cent, to 5,271.65 points.
Power, IT and banking stocks were major losers on BSE.
Brokers said profit-booking by funds and retail investors after recent gains dragged the index down.
Flat to subdued trends on the other Asian bourses also impacted negatively the market sentiments, they said.
NTPC fell by 0.74 per cent to Rs 226.65, Tata Power by 1.59 per cent to Rs 1,450.65, Infosys by 1.39 per cent to Rs 2,548.55, Wipro by 0.89 per cent to Rs 687, SBI by 0.52 per cent to Rs 2,293, ICICI Bank by 1.01 per cent to Rs 886.15, Mahindra and Mahindra by 0.95 per cent to Rs 1,166.90 and BHEL by 0.53 per cent to Rs 2,409.
Bucking the trend, Reliance Industries remained strong and gained another 1.21 per cent to Rs 1,102, Hindalco by 2.11 per cent to Rs 174.50 and ACC up by 1.38 per cent to Rs 917.50.