The combined market capitalisation (m-cap) of the country's nine most valued firms got eroded by Rs 65,884 crore last week, with corporate bellwether RIL bearing the maximum loss.
Software major Infosys, however, saw rise in its m-cap, which moved up Rs 536 crore to Rs 1,55,387 crore.
Meanwhile, RIL saw its market value drop Rs 18,115 crore at Rs 2,47,368 crore as of Friday's close on the BSE.
TCS lost Rs 744 crore from its market value which was at Rs 2,29,327 crore, while ONGC's m-cap slipped by Rs 5,432 crore to Rs 2,23,897 crore.
The market worth of Coal India Ltd (CIL) declined by Rs 11,212 crore to Rs 2,00,007 crore; ITC shed Rs 7,120 crore at Rs 1,53,413 crore and NTPC valuation diminished by Rs 4,988 crore to Rs 1,36,998 crore.
Further, Bharti Airtel's value fell Rs 11,943 crore to Rs 1,36,217 crore; SBI lost Rs 1,432 crore at Rs 1,18,360 crore and HDFC Bank's worth went down by Rs 4,898 crore at Rs 1,03,976 crore.
In a weak market that saw the BSE 30-share benchmark Sensex fall by nearly 4 per cent during the week, RIL remained the most-valued company in the country followed by TCS. ONGC was at the third spot, followed by CIL, Infosys, ITC, NTPC, Bharti, SBI and HDFC Bank.
