Swiss Open, Qualification: Thiago Monteiro vs Pierre-Hugues Herbert Match O/U 21.5

Event Rules

This market refers to the tennis match between Thiago Monteiro and Pierre-Hugues Herbert in the Swiss Open, Qualification, originally scheduled for July 11, 2026 at 5:30AM ET. This market will resolve to 'Thiago Monteiro' if Thiago Monteiro advances against Pierre-Hugues Herbert. This market will resolve to 'Pierre-Hugues Herbert' if Pierre-Hugues Herbert advances against Thiago Monteiro. 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.