Eight of India's ten most valuable companies collectively lost ₹1.60 lakh crore in market value last week. Reliance Industries took the biggest hit after its valuation plunged by ₹59,799.34 crore to ₹18.64 lakh crore. The other firms include ICICI Bank, HDFC Bank, State Bank of India, Bajaj Finance, ITC, Bharti Airtel and Tata Consultancy Services (TCS).