7 of top-10 Sensex cos add Rs 35,189 cr in mkt value

The combined market capitalisation (m-cap) of seven of the country's top-10 most valuable firms surged by Rs 35,189.68 crore during the past week amid bullish stock markets.

Reliance Industries, TCS, Coal India, Infosys, ITC, SBI and HDFC Bank made handsome gains, though ONGC, NTPC and Bharti Airtel saw their market value eroded.

The market worth of RIL advanced from Rs 2,26,886 crore on December 30, 2011, to Rs 2,34,025 crore on January 7.

During the week, Mukesh Ambani-led Reliance Industries lost its coveted position as the country's most valuable company to Tata Group firm TCS twice, but by the end of the week, it reclaimed the top position, pushing the IT major to second place.

TCS added Rs 1,977.08 crore to its m-cap, which stood at Rs 2,29,259.08 crore at the close of Saturday's special trading session on the BSE.

Coal India's market cap jumped to Rs 2,01,997 crore from Rs 1,90,027 crore on December 30, while Infosys gained Rs 4,160 crore, taking its market value to Rs 1,62,930 crore. In a similar fashion, ITC's m-cap rose by Rs 1,130 crore to Rs 1,57,035 crore.

SBI also saw its market value rise by Rs 3,191 crore to Rs 1,06,029 crore and HDFC Bank added Rs 5,622.6 crore to its m-cap, which stood at Rs 1,05,449.60 crore at the end of the trading week.

However, ONGC saw a Rs 256.61 crore erosion in its m-cap, which fell to Rs 2,19,576.39 crore at the end of the week, while NTPC lost Rs 2,350 crore to Rs 1,29,577 crore and Bharti's value dipped by Rs 4,557 crore at Rs 1,25,660 crore.

The 30-share BSE benchmark Sensex gained 2.54% during the past trading week.