TCS and Infosys together accounted for more than half of the gain. The market capitalisation (m-cap) of TCS climbed Rs 22,849 crore to Rs 4,15,162 crore, while that of Infosys jumped Rs 10,247 crore to Rs 2,03,985 crore.
Reliance Industries added Rs 9,791 crore in value to Rs 2,88,760 crore. Wipro's m-cap surged Rs 7,400 crore to Rs 1,35,342 crore, while ONGC's value rose Rs 3,294 crore to Rs 2,43,275 crore.
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Bharti Airtel's valuation advanced Rs 2,738 crore to Rs 1,31,074 crore, Coal India added Rs 442 crore to Rs 1,79,542 crore and ICICI Bank's m-cap rose by Rs 224 crore to Rs 1,25,527 crore.
ITC's value gained Rs 198 crore to Rs 2,50,078 crore.
HDFC Bank was the sole loser, with its market value declining Rs 6,031 crore to Rs 1,59,194 crore.
TCS continued to hold the numero-uno position among the top 10 Sensex companies, followed by Reliance, ITC, ONGC, Infosys, Coal India, HDFC Bank, Wipro, Bharti and ICICI Bank.
The benchmark 30-share Sensex rose 364 points to close the week at 21,079.72.