TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 20, 1:01 PM EST
Polymarket
This market refers to the doubles tennis match between Chan/Joint and Kempen/Panova in the Cincinnati Open, originally scheduled for August 20, 2026 at 10:00AM ET. This market will resolve to 'Chan/Joint' if the team of Chan/Joint advances against Kempen/Panova. This market will resolve to 'Kempen/Panova' if the team of Kempen/Panova advances against Chan/Joint. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 doubles tennis match between Chan/Joint and Kempen/Panova in the Cincinnati Open, originally scheduled for August 20, 2026 at 10:00AM ET. This market will resolve to 'Chan/Joint' if the team of Chan/Joint advances against Kempen/Panova. This market will resolve to 'Kempen/Panova' if the team of Kempen/Panova advances against Chan/Joint. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 in this market often differ from traditional sportsbook lines due to the decentralized nature of trader-driven pricing. While sportsbooks may set their lines based on analytical models and historical data, prediction markets reflect the collective wisdom of participants betting real money. This can lead to tighter spreads or more volatile price swings, especially as new information emerges about player form, injuries, or weather conditions.
On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, traders manually place bets that directly set the market price through supply and demand dynamics. The current top-outcome chance reflects the aggregated beliefs and positions of all participants. As bets flow in, you’ll see the odds adjust in real time, offering a live barometer of expectations for this doubles match-up. Volume of $12,587 shows overall interest and liquidity.
This market resolves around Aug 27, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by the official match result from the Cincinnati Open tournament, and the platform will update the market accordingly based on that verified data.
Key signals that could shift prices in this market include player injuries, changes to the tournament schedule, weather delays, and pre-match betting trends. Any news affecting the competitiveness or availability of either team can cause rapid re-pricing. Additionally, large trades or shifts in overall volume can amplify price movements as market participants react to new information.