Giannis Antetokounmpo joins Kalshi as a shareholder, marking a new venture for the NBA star‎

Milwaukee Bucks star Giannis Antetokounmpo has become a shareholder in Kalshi, a major prediction market with a wide array of sports trading opportunities. Antetokounmpo announced the partnership on Friday. Kalshi said Antetokounmpo is the first basketball star to join the company as a shareholder.