New Delhi - In-line with a weak stock market, nine of the top-10 most valued Indian companies together lost Rs 74,193 crore from their market valuation last week.

Barring ICICI Bank, rest nine companies, including TCS, ONGC, RIL, ITC and Coal India suffered losses. The market-capitalisation of TCS plunged Rs 17,334.74 crore to Rs 4,92,904.10 crore, taking the steepest hit among the top-10 firms.

RIL's value plummeted by Rs 13,978.9 crore to Rs 3,16,421.99 crore, while that of ONGC tanked Rs 12,533.79 crore to Rs 3,30,455.81 crore.

The m-cap of Coal India tumbled Rs 10,579.91 crore to Rs 2,27,041.72 crore, while ITC's value declined by Rs 5,851.74 crore to Rs 2,78,455.22 crore.

HDFC Bank's valuation dipped Rs 4,709.18 crore to Rs 1,96,553.07 crore, while SBI suffered a loss of Rs 4,613.82 crore to Rs 1,82,119.04 crore.

The market valuation of mortgage lender HDFC dropped Rs 3,901.69 crore to Rs 1,62,875.92 crore and that of Infosys fell by Rs 689.08 crore to Rs 1,91,814.98 crore.

In contrast, ICICI Bank added Rs 71.54 crore to Rs 1,70,729.12 crore in its value. TCS continued to rule the domestic market-capitalisation chart, followed by ONGC, RIL, ITC, CIL, HDFC Bank, Infosys, SBI, ICICI Bank and HDFC.

For the past week, the Sensex and Nifty were down 646 points and 188 points respectively -- snapping successive gains in the previous two weeks. (PTI)