The company revealed the sale of $2 billion in stock in a filing with the Securities and Exchange Commission. Sheldon Adelson, the billionaire founder and owner of Las Vegas Sands, died in 2021 at 87. Miriam Adelson is the controlling shareholder of Las Vegas Sands Corp., a publicly traded Las Vegas company that built the Venetian and Palazzo resorts but now only has casino operations in Macau and Singapore. Dallas was one of the worst franchises in pro sports in the 1990s, but turned into one of the best under Cuban, with a lot of help from star forward Dirk Nowitzki - now a member of the Basketball Hall of Fame and the leader of the team that won the 2011 NBA championship.