Infosys had offered 1.8 million ADRs, equivalent to nine lakh equity shares, at $ 34. Within an hour of listing, the ADR price rose to almost $ 50 and then settled at $ 44. Mehta said, ``Till now, it was the US customer who was gaining competitive advantage by aligning with Indian software companies. But now, even US investors will have an opportunity to invest in software companies from India.'' Last year, 158 Fortune 500 companies outsourced their requirements to India and the annual revenues of the Indian software industry during 1998-99 is expected to cross $ 4 billion dollars.