TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 16, 11:00 AM EST
Polymarket
This market refers to the tennis match between Madison Brengle and Kayla Cross in the Newport, originally scheduled for July 9, 2026 at 11:00AM ET. This market will resolve to 'Madison Brengle' if Madison Brengle advances against Kayla Cross. This market will resolve to 'Kayla Cross' if Kayla Cross advances against Madison Brengle. 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 Madison Brengle and Kayla Cross in the Newport, originally scheduled for July 9, 2026 at 11:00AM ET. This market will resolve to 'Madison Brengle' if Madison Brengle advances against Kayla Cross. This market will resolve to 'Kayla Cross' if Kayla Cross advances against Madison Brengle. 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 and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets are driven by trader consensus on true probabilities. This market may show odds that differ meaningfully from traditional sportsbooks, especially as new information emerges or as the event approaches. Comparing the two can reveal where the crowd on Polymarket sees value that bookmakers have priced differently.
On Polymarket, traders set the odds through an automated market maker that adjusts prices based on the volume and direction of incoming trades. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The more traders buy shares predicting one outcome, the higher that outcome's price climbs, and vice versa. This continuous repricing mechanism ensures the market reflects the collective judgment of all active participants in real time, with prices converging toward what the crowd believes is most likely as the match date approaches.
This market resolves around Jul 16, 2026, once the match concludes and the result is verified against credible public sources. The outcome will be determined by which player wins the match in Newport. Until that point, prices will fluctuate based on trader expectations, injury reports, recent form, and any other factors that might influence the players' performance on the day.
Several catalysts could shift odds significantly before the match. Injury announcements or fitness updates for either player would trigger sharp repricing. Recent tournament results, head-to-head records, and surface-specific performance data often drive trader activity. Court conditions, weather forecasts, and draw positioning can also influence sentiment. As the match date draws closer, any news about player form, confidence, or off-court circumstances may prompt traders to reassess their positions and adjust prices accordingly.