This market will resolve according to the winner of the 2026 National Bank Open (ATP Masters 1000, Montreal), currently scheduled for August 2 – August 13, 2026. If this tournament is postponed after August 27, 2026, 11:59 PM ET, canceled, or a winner has not been declared within this timeframe, this market will resolve to "Other." If multiple players are declared winner, this market will resolve in favor of the player whose listed name comes first alphabetically. The resolution source for this market will be official information from the tournament organizer, the ATP Tour.