TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 24, 6:00 AM EST
Polymarket
This market refers to the tennis match between Vendula Valdmannova and Aliona Falei in the Istanbul 2, originally scheduled for July 17, 2026 at 6:00AM ET. This market will resolve to 'Vendula Valdmannova' if Vendula Valdmannova advances against Aliona Falei. This market will resolve to 'Aliona Falei' if Aliona Falei advances against Vendula Valdmannova. 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 Vendula Valdmannova and Aliona Falei in the Istanbul 2, originally scheduled for July 17, 2026 at 6:00AM ET. This market will resolve to 'Vendula Valdmannova' if Vendula Valdmannova advances against Aliona Falei. This market will resolve to 'Aliona Falei' if Aliona Falei advances against Vendula Valdmannova. 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 markets and traditional sportsbooks price events differently because they operate under distinct incentive structures. Sportsbooks set odds to balance their book and lock in profit margins, while prediction markets aggregate trader beliefs through continuous buying and selling. This market reflects what thousands of independent traders believe will happen, often incorporating real-time information faster than sportsbooks adjust their lines. Comparing the two can reveal where consensus diverges and highlight potential value, though both sources offer useful reference points for evaluating the matchup.
On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, this market uses an automated market maker model where traders purchase shares representing each outcome, and the price adjusts based on the ratio of shares bought and sold. As traders accumulate positions, the cost to buy additional shares increases, creating a dynamic price discovery mechanism. The current odds reflect the cumulative conviction of all market participants, updated continuously throughout the trading day. Deeper liquidity typically narrows spreads and allows larger trades to execute with less slippage.
This market resolves around Jul 24, 2026, once the boxing event concludes and the result is verifiable from credible public sources. The outcome will be confirmed based on the official fight result—whether one fighter wins by decision, knockout, or technical decision. Until that point, traders can continue to buy and sell shares as new information, training footage, or fighter news influences their expectations. Resolution typically occurs within hours of the final bell.
Several factors could shift trader positioning before the bout takes place. Injury reports, weight-cut complications, or withdrawal announcements would trigger sharp repricing. Training camp updates, sparring footage, or statements from coaches and analysts may gradually shift odds as fight week approaches. Betting action from professional syndicates or sudden volume spikes can signal informed positioning. Weigh-in results, fighter demeanor at the final press conference, and last-minute lineup changes all represent catalysts that could move this market significantly in the final hours before the opening bell.