The benchmark BSE Sensex fell over 91 points in early trade on Monday on sustained selling by funds and investors amid a weakening trend in other Asian markets.

Extending losses for the fourth straight session, the 30-share barometer fell by 91.07 points, or 0.44 per cent, to 20,760.26 with IT, banking, power, metal and oil & gas sector stocks leading the fall.

The index has already lost 320 points in the past three sessions.

Similarly, the National Stock Exchange index Nifty shed 33.90 points, or 0.52 per cent, to 6,178.95.

More In: Markets | Business