Furthermore, profit-booking by participants after yesterday's gains, dampened sentiments.
The 30-share barometer dipped below the 27,000-mark by declining 51 points or 0.19 per cent to 26,959.14 in early trade today with FMCG, realty, banking and metal sector stocks leading the fall.
The gauge rose by 230.48 points in yesterday's session.
Also, the NSE Nifty was quoting 17.35 points or 0.21 per cent down at 8,162.15.
Brokers said investors booked profit after weak economic data. India's exports contracted for the 10th straight month by 24.33 per cent in September to USD 21.84 billion due to steep fall in shipments of petroleum productions, iron ore, and engineering goods amid tepid global demand, negatively impacted sentiments.
The Dow Jones Industrial Average ended 1.28 per cent higher in yesterday's trade.
