 When Ford withdrew its support of Saperstein and he lost his dealership, he founded Metro Networks in 1978. the company grew to serve over 1,500 radio stations in the U.S.In 1996, Saperstein decided to take Metro Networks public under the Nasdaq exchange, stock symbol MTNT.He made his fortune when he sold the company to Westwood One in 1999 for $1.25 billion in stock.