 They would also add that the Abu Dhabi-based Flash Entertainment would still maintain its 10 percent stake in the company.Following the sale of their majority stake in the UFC to WME-IMG, in addition to the success of Floyd Mayweather Jr.'s bout against Conor McGregor in 2016 and 2017.UFC President Dana White has teased the idea of Zuffa potentially becoming involved in the sport of boxing.