With a combination of knowledge, business savvy street smarts, and a few wise investments, Cuban is climbing the ranks as one of the wealthiest people in the world.
Cuban skipped his senior year of high school by enrolling at the University of Pittsburgh. And within a year, he transferred to Indiana University, where his entrepreneurial journey continued.
In 1981, Cuban returned to Pittsburgh for a year. He immersed himself in studying machines, computers, and networking. However, he didn't want to remain there.
Mark Cuban reached millionaire status in 1990. Shortly after leaving his job selling software, Cuban started a business, MicroSolutions. Cuban sold the firm in 1990 for $6 million.