Global investment giant Prosus has earned $2 Bn from its total investment in Swiggy.Prosus sold shares worth $500 Mn as part of Swiggy's IPO, making over 3X returns on its investment.Prosus retains a 25% stake in Swiggy following the IPO.Swiggy's public debut comes as it faces competition from rivals like Zomato and intensifying competition from Reliance Retail and Flipkart.