Nine of India's 10 most valuable companies added a combined ₹2.51 lakh crore in market value last week amid a rally in equities. Bajaj Finance led the gains, followed by Reliance Industries, Bharti Airtel, HDFC Bank, ICICI Bank, State Bank of India, TCS, Larsen & Toubro and LIC. Hindustan Unilever was the only company that saw a decline.