The combined market valuation of four of the top-10 valued firms jumped by ₹95,447.38 crore in the week that ended on October 31, with Reliance Industries emerging as the biggest gainer.
The others in the top-10 pack were Bharti Airtel, State Bank of India and Life Insurance Corporation of India (LIC), while HDFC Bank, TCS, ICICI Bank, Bajaj Finance, Infosys and Hindustan Unilever faced a combined erosion of ₹91,685.94 crore from their valuation. 
The market valuation of Reliance Industries surged by ₹47,431.32 crore to ₹20,11,602.06 crore, while the State Bank of India added ₹30,091.82 crore to take its valuation to ₹8,64,908.87 crore.
The market capitalisation (mcap) of Bharti Airtel climbed ₹14,540.37 crore to ₹11,71,554.56 crore and that of LIC by ₹3,383.87 crore to ₹5,65,897.54 crore.
 
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However, the valuation of Bajaj Finance tumbled ₹29,090.12 crore to ₹6,48,756.24 crore. The mcap of ICICI Bank tanked by ₹21,618.9 crore to ₹9,61,127.86 crore.
The valuation of Infosys dropped by ₹17,822.38 crore to ₹6,15,890 crore and that of Hindustan Unilever eroded by ₹11,924.17 crore to ₹5,79,561.93 crore.
The mcap of HDFC Bank declined by ₹9,547.96 crore to ₹15,18,679.14 crore and that of TCS dipped by ₹1,682.41 crore to ₹11,06,338.80 crore.
Reliance Industries remained the most valued domestic firm, followed by HDFC Bank, Bharti Airtel, TCS, ICICI Bank, State Bank of India, Bajaj Finance, Infosys, Hindustan Unilever and LIC.