Citing sources familiar with the matter, the report reveals that prosecutors are probing whether an Adani entity or individuals associated with the conglomerate, including Gautam Adani himself, engaged in payments to Indian officials to secure favorable treatment for an energy project.

Once fully integrated into the "Bloomberg Emerging Market 10% Country Capped Index," India is set to join China and South Korea as markets reaching the 10% cap, making it the third-largest country by market capitalization within the index.