Will Brooks Koepka win The 2025 U.S. Open?

This market will resolve according to the player who wins The 2025 U.S. Open. If this player is mathematically eliminated from contention for The U.S. Open based on the official rules of the tournament, the relevant market will resolve to "No". In the event of a tie, this market will resolve according to the official winner based on the official rules of the tournament. If no winner is announced by December 31, 2025, this market will resolve to "Other". The primary resolution source will be the first official results published by the U.S. Open website (usopen.com).