Who is Miriam Adelson, the casino billionaire buying the Dallas Mavericks from Mark Cuban? – The Athletic Who is Miriam Adelson, the casino billionaire buying the Dallas Mavericks from Mark Cuban? The Athletic Sands casino family says they’ll buy majority of Mavs from Cuban. AP source says valuation is $3.5B The Associated Press Agreement in place for casino mogul to buy Mavs ESPN Read the rest of the article here Share Tweet Pin