New Delhi, May 4 -- Seven out of the ten most valuable companies in India saw a combined increase of Rs.2.31 lakh crore in market valuation during the previous, holiday-shortened week, with Reliance Industries leading the gains amid generally positive sentiment in the equity market.

The companies that registered valuation gains were Reliance Industries, HDFC Bank, Bharti Airtel, ICICI Bank, State Bank of India, Infosys, and ITC. Meanwhile, Tata Consultancy Services (TCS), Bajaj Finance, and Hindustan Unilever experienced a decline in their market worth.

During the week, the BSE benchmark index rose by 1,289.46 points, or 1.62 percent. Markets were closed on Thursday due to Maharashtra Day.

Reliance Industries' market capitalisation soa...