The BSE Sensex erased all its early gains to finish lower by over 71 points today, extending fall to a third straight session. 

The 30-share Sensex had soared over 186 points to hit a high of 33,961 in early trade but gave up its gains completely following late sell-off, which dragged it down to a low of 33,658. 

The barometer finally ended at 33,704, down 71 points or 0.21 per cent.

The index had lost 523 points in the previous two sessions.

The NSE Nifty-50 closed lower by 18 points, or 0.17 per cent, at 10,360 after shuttling between 10,429.35 and 10,348.

The BSE Mid-Cap index fell 0.06 per cent and Small-Cap index declined 0.15 per cent. Both these indices outperformed the Sensex.

The market breadth, indicating the overall health of the market, was negative. On the BSE, 1,485 shares fell and 1,257 shares rose. A total of 158 shares were unchanged.