Dallas Mavericks

Value: $1.15 billion 1 year change: 50% Owner: Mark Cuban The Mavericks posted the third highest average attendance in the NBA during the 2014 15 season with 20,187 at American Airlines Center. The Mavs currently have the longest sellout streak in the 4 major sports. They have sold out every game since December 15, 2001 with the streak reaching 620 games this year.