The scrip of TCS, however, fell by 2.05 per cent to close at Rs 2,131.45. During the day, it declined 3.95 per cent to Rs 2,090.
Both the companies have in the past also competed against each other for the most valued company status.
In the list of top-five domestic firms, RIL was placed at the top of the pack followed by TCS, HDFC Bank (Rs 6,50,136.04 crore), HDFC (Rs 3,85,207.96 crore) and HUL (Rs 3,76,545.49 crore).
The m-cap of companies changes daily with stock price movement.