He later founded Speedway Motorsports, Inc. (SMI), which owns eight NASCAR tracks that host twelve NASCAR Sprint Cup events. Speedway Motorsports owns Charlotte Motor Speedway, Atlanta Motor Speedway, Bristol Motor Speedway, Sonoma Raceway, Kentucky Speedway, Las Vegas Motor Speedway, New Hampshire Motor Speedway, and Texas Motor Speedway. The NASCAR Sprint All-Star Race is also held annually at the Charlotte Motor Speedway. He shook up the motorsports world in 1995 when he took the company public and traded it at the New York Stock Exchange (NYSE). SMI was the first motorsports company traded at the NYSE.