TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 13, 5:40 PM EST
Polymarket
This market refers to the tennis match between Tatjana Maria and Dayana Yastremska in the Cincinnati Open, originally scheduled for August 13, 2026 at 10:00AM ET. This market will resolve to 'Tatjana Maria' if Tatjana Maria advances against Dayana Yastremska. This market will resolve to 'Dayana Yastremska' if Dayana Yastremska advances against Tatjana Maria. 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 WTA Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Tatjana Maria and Dayana Yastremska in the Cincinnati Open, originally scheduled for August 13, 2026 at 10:00AM ET. This market will resolve to 'Tatjana Maria' if Tatjana Maria advances against Dayana Yastremska. This market will resolve to 'Dayana Yastremska' if Dayana Yastremska advances against Tatjana Maria. 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 WTA Tour. A consensus of credible reporting may also be used.
Prediction market odds often differ from traditional sportsbook lines due to community-driven pricing and the inclusion of broader outcomes. While sportsbooks may set fixed lines based on analytical models, this market allows traders to adjust prices based on real-time information and sentiment. This can lead to tighter spreads or divergent views, especially as new data emerges from player performance or weather conditions.
This market resolves around Aug 20, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by the official match conclusion, and the platform will update the market accordingly. Timing aligns closely with the real-world tennis schedule, ensuring a clear and timely settlement for all participants.
Injuries, weather delays, or last-minute player withdrawals could significantly shift this market. Media interviews, recent match statistics, and betting trends will also influence trader sentiment. Any update affecting the perceived likelihood of either player winning can cause rapid price changes, especially as the event draws nearer. Monitoring news feeds and performance metrics is key to anticipating movements.