TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 16, 6:43 PM EST
Polymarket
This market refers to the tennis match between Daniel Merida Aguilar and Zizou Bergs in the Cincinnati Open, originally scheduled for August 16, 2026 at 10:00AM ET. This market will resolve to 'Daniel Merida Aguilar' if Daniel Merida Aguilar advances against Zizou Bergs. This market will resolve to 'Zizou Bergs' if Zizou Bergs advances against Daniel Merida Aguilar. 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Daniel Merida Aguilar and Zizou Bergs in the Cincinnati Open, originally scheduled for August 16, 2026 at 10:00AM ET. This market will resolve to 'Daniel Merida Aguilar' if Daniel Merida Aguilar advances against Zizou Bergs. This market will resolve to 'Zizou Bergs' if Zizou Bergs advances against Daniel Merida Aguilar. 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 ATP Tour. A consensus of credible reporting may also be used.
Prediction market odds often differ from traditional sportsbook lines because they reflect crowd-sourced sentiment rather than set operator margins. In this market, traders directly price outcomes based on their own research and expectations, which can lead to sharper or more volatile lines compared to standard sportsbook odds. The gap may widen when major news emerges or as the event draws closer.
On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, traders collectively set the price through buying and selling shares tied to each possible outcome. The current odds represent the ratio of shares sold to those available, adjusted for market liquidity. As betting activity changes, these prices shift dynamically, reflecting the latest consensus among participants on Polymarket for this matchup.
This market resolves around Aug 23, 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 market will close based on that final score or winner.
Key updates like player injuries, recent match performance, weather forecasts, and coach or trainer comments could sway this market. Any shift in publicly available information that alters perceptions of competitiveness may cause rapid price changes. As Aug 23, 2026 approaches, shorter-term news and even practice session reports will likely drive volatility in trading activity.