A significant drop in heavyweight Reliance Industries pulled the benchmark Sensex down by nearly 70 points amid uncertain global trends.
Stretching the losses to fourth day in a row, the key index, which had lost 455 points in the past three sessions, closed lower further by 69.13 points at 15,398.33.
Wider index Nifty on NSE lost 14.80 points at 4,593.55.
Marketmen said selling pressure persisted for the fourth straight day due to uncertainty over the impact of weak monsoon on the domestic economy. Doubts over sustainability of global recovery also added to subdued sentiment.
Reliance Industries, the most valuable company which has nearly 14 per cent weight on Sensex, fell 2.01 per cent to Rs 1,932.10.
Oil and gas sector index suffered the most by losing 1.12 per cent to 9,575.10, followed by healthcare index by 0.73 per cent to 3,829,64.