New Delhi, Oct. 26 -- The combined market capitalisation of seven of India's top 10 most-valued companies rose by Rs.1,55,710.74 crore during the holiday-shortened week, supported by a positive trend in domestic equities. Reliance Industries and Tata Consultancy Services (TCS) led the gains.

During the same period, the BSE benchmark index advanced 259.69 points, or 0.30%, with the 30-share Sensex touching a 52-week high of 85,290.06 on Thursday.

Among the top 10 firms, Reliance Industries, Bharti Airtel, TCS, State Bank of India, Bajaj Finance, Infosys, and Life Insurance Corporation of India (LIC) registered gains in their market valuations, while HDFC Bank, ICICI Bank, and Hindustan Unilever recorded declines.

Reliance Industries' ma...