$15M-profit tennis bettor

This market refers to the tennis match between Gauthier Onclin and Fabian Marozsan in the Stuttgart Open, originally scheduled for June 8, 2026 at 10:00AM ET. This market will resolve to 'Gauthier Onclin' if Gauthier Onclin advances against Fabian Marozsan. This market will resolve to 'Fabian Marozsan' if Fabian Marozsan advances against Gauthier Onclin. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.