India's top-10 firms witnessed a market cap erosion of Rs 87,960 crore last week, with Bharti Airtel suffering the steepest loss amid a bearish trend in equities.

The mcap of Reliance Industries surged Rs 8,119.53 crore to Rs 17,78,175.59 crore and that of Larsen & Toubro climbed Rs 3,487.83 crore to Rs 5,62,460.94 crore.

Market cap of four top firms drops ₹87,960 crore, with Bharti Airtel experiencing the largest decline amid bearish trends.