Mark Cuban working on $3.5B sale of Dallas Mavericks to Sands casino family

The agreement would be in the valuation range of $3.5 billion and take weeks for the league to process, according to a source.

SALE? Mark Cuban, owner of the Dallas Mavericks, talks to reporters before the game against the Chicago Bulls. Pic: Tim Heitman/Getty Images

Dallas Mavericks owner Mark Cuban is working on a deal to sell a majority stake in the NBA franchise to the family that runs the Las Vegas Sands casino company, a person with knowledge of the talks said Tuesday night.

The agreement would be in the valuation range of $3.5 billion and take weeks for the league to process, according to the person, who spoke to The Associated Press on condition of anonymity because details weren’t being made public.