The Adani Group, which includes nine listed companies, was valued at Rs 13.40 lakh crore, while the Ambani-led Reliance Group's overall valuation was pegged at Rs 19.71 lakh crore
Stock Market Highlights: The BSE Sensex closed at 75,967.39, down 29.47 points or 0.04 per cent from its previous close on Tuesday. NTPC, Zomato, Power Grid and Tech Mahindra were the top gainers.
The northward movement in the share price came following the news that the Maharatna company is looking to build 30 gigawatts of nuclear power capacity over the next two decades