Adani Group companies added ₹27,000 crore to investors' wealth as most stocks advanced in trade on Thursday morning. While Adani Green was up 7%, Adani Power rallied by 5% and Adani Energy rose by 2.5%. Stocks of Adani Enterprises, Adani Total, Adani Wilmar and Adani Ports also rallied. Earlier, Nomura said Adani Group was most attractive among Indian investment-grade companies.