Seven of India's 10 most-valued companies saw their combined market valuation shrink by Rs 1.54 lakh crore last week, with Reliance Industries accounting for the biggest decline. The losses came during the holiday-shortened trading week in which the BSE Sensex fell 639.61 points, or 0.84%, while the NSE Nifty slipped 171.55 points, or 0.72%.

In a holiday-shortened last week, the BSE benchmark Sensex dropped 639.61 points, or 0.84 per cent, and the NSE Nifty declined 171.55 points, or 0.72 per cent.

Seven of the top 10 firms lost ₹1.54 lakh crore in market value, led by Reliance Industries' significant drop.