New Delhi, Jan. 25 -- The combined market valuation of nine of the top-10 most valued firms slumped by Rs 2.51 lakh crore last week. Reliance Industries took the biggest hit. The market valuation of Reliance Industries tumbled by Rs 96,960.17 crore to Rs 18,75,533.04 crore.

Reliance Industries remained the most valued firm, followed by HDFC Bank, TCS, Bharti Airtel, ICICI Bank, State Bank of India, Infosys, Bajaj Finance, Hindustan Unilever and Larsen & Toubro.

ICICI Bank's valuation eroded by Rs 48,644.99 crore to Rs 9,60,825.29 crore while the valuation of HDFC Bank tanked Rs 22,923.02 crore to Rs 14,09,611.89 crore.

Bharti Airtel valuation diminished by Rs 17,533.97 crore to Rs 11,32,010.46 crore and that of Larsen & Toubro tanked Rs ...