RIL's valuation jumped Rs 15,182.29 crore to Rs 9,31,412.63 crore.
The m-cap of HDFC Bank climbed Rs 12,917.96 crore to Rs 6,99,704.93 crore and that of Kotak Mahindra Bank rallied Rs 4,355.08 crore to Rs 3,10,012.67 crore.
ICICI Bank's valuation rose by Rs 6,430.30 crore to Rs 3,22,725.86 crore and that of SBI increased Rs 5,488.63 crore to stand at Rs 2,87,372.49 crore.
In contrast, the market cap of Hindustan Unilever Limited (HUL) dropped by Rs 6,277.96 crore to Rs 4,45,355.96 crore.
Infosys' valuation declined by Rs 1,932.77 crore to Rs 3,02,349.51 crore and that of ITC fell by Rs 12,041.92 crore to Rs 3,07,990.46 crore.
The m-cap of HDFC went down by Rs 929.60 crore to Rs 3,84,199.95 crore.
In the ranking of top-10 firms, RIL led the chart, followed by TCS, HDFC Bank, HUL, HDFC, ICICI Bank, Kotak Mahindra Bank, ITC, Infosys and State Bank of India (SBI).
During the last week, the Sensex advanced 33.08 points or 0.08 per cent.