Pharmaceutical magnate Dilip Shanghvi is the biggest dollar loser on the list as his net worth fell by USD 4.8 billion, ending his three-year run as India's second-richest. The Gupta family (40, USD 3.45 billion), heirs of patriarch Desh Bandhu Gupta, who died in June, saw their fortune shrink as shares of their generics maker lupin declined.