OpenFlow2026 Men’s US Open Winner (Tennis). Current implied probability: 0% yes. Total volume: $12.2M. Resolves September 13, 2026. Live odds aggregated from Polymarket and Kalshi on OpenFlow.
2026 Men’s US Open Winner (Tennis)
Carlos Alcaraz and Alexander Zverev lead the 2026 US Open men's singles market at 25.5% and 23.1% implied probability because Jannik Sinner's withdrawal due to a right knee injury has opened the field while Alcaraz returns from a four-month wrist absence that has left questions about his match sharpness on hard courts. Zverev, the top seed and recent French Open champion with a Wimbledon final app…
Rules summary
The 2026 U.S. Open tennis tournament is scheduled for August 23 - September 13, 2026. This market will resolve to the player that wins the 2026 U.S. Open Men’s Singles Tournament. If at any point it becomes impossible for a listed player to win the 2026 U.S. Open Men’s Singles Tournament per the rules of the tournament, the corresponding market will resolve to “No”. If the 2026 U.S. Open Men’s Singles Tournament is cancelled, postponed after October 31, 2026, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”. The primary resolution source w…