National Bank Open: Marta Kostyuk vs Madison Keys
This market presents an extreme valuation, making it a high-risk, high-reward opportunity for investors. Consider shorting Kostyuk or buying Keys, as the implied 98% probability for Kostyuk is likely overstating her true win probability, offering potential for significant gains if Keys pulls off even a minor upset or the market corrects.
About this market
This market refers to the tennis match between Marta Kostyuk and Madison Keys in the National Bank Open, originally scheduled for August 5, 2026 at 11:00AM ET. This market will resolve to 'Marta Kostyuk' if Marta Kostyuk advances against Madison Keys. This market will resolve to 'Madison Keys' if Madison Keys advances against Marta Kostyuk. 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
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Market resolves: 2026-08-12