Mukesh Ambani-led Reliance Jio Platforms may dwarf Hyundai Motor India's $3.3-billion IPO as it plans to sell 2.5% of the company in its upcoming maiden offering, Reuters reported. Jefferies had estimated Reliance Jio Platform's valuation at $180 billion in November, making the 2.5% stake worth about $4.5 billion. The value would make it India's biggest-ever IPO.