Under the new rules, the government has provided a specific definition for overseas portfolio investment (OPI), making it clear that such investments can be made in both listed and unlisted space. Private equity firms Bain Capital and Advent International are looking to exit Quest Global Services, six years after investing in the engineering outsourcing firm, said people aware of the matter. India’s equity indices dropped 1.5%, extending losses to the second straight day, as renewed concerns that the US Federal Reserve will be steadfast in its battle against inflation ate into some of the recent gains.