During the morning trade, TCS' market value surged to Rs 2,80,822 crore (Rs 2,808.22 billion), the highest for any listed company in the country.
This is about Rs 2,555 crore (Rs 25.55 billion) more than ONGC's market capitalisation of Rs 2,78,267 crore (Rs 2,782.67 billion).
Shares of TCS were trading 0.67 per cent higher, while ONGC's scrip fell by 0.96
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