TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 3, 2:30 PM EST
Predict
This market refers to the tennis match between Aryna Sabalenka and Jelena Ostapenko in the Wimbledon WTA, originally scheduled for July 3, 2026 at 6:00AM ET. This market will resolve to 'Aryna Sabalenka' if Aryna Sabalenka advances against Jelena Ostapenko. This market will resolve to 'Jelena Ostapenko' if Jelena Ostapenko advances against Aryna Sabalenka. 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 Aryna Sabalenka and Jelena Ostapenko in the Wimbledon WTA, originally scheduled for July 3, 2026 at 6:00AM ET. This market will resolve to 'Aryna Sabalenka' if Aryna Sabalenka advances against Jelena Ostapenko. This market will resolve to 'Jelena Ostapenko' if Jelena Ostapenko advances against Aryna Sabalenka. 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 traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set odds to balance their book and lock in profit margins, while prediction markets are driven purely by trader belief and capital allocation. This market may show materially different probabilities than major sportsbooks, especially as match day approaches and new information surfaces. Comparing the two can reveal where the crowd on Predict sees value that traditional oddsmakers have mispriced.
On Predict, this market is priced through continuous trading, where buyers and sellers exchange contracts at mutually agreed prices that reflect their belief in each outcome. On Predict, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each contract moves in real time as new trades execute, with the bid-ask spread indicating the tightness of agreement among active traders. Higher trading volume typically narrows spreads and improves price discovery, while lower volume can widen the gap between buy and sell prices, affecting execution costs for traders entering or exiting positions.
This market resolves around Jul 3, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome is determined by the official match result, confirmed through established tennis governing bodies and major sports news sources. Resolution occurs shortly after the event, allowing traders to settle their positions and collect winnings. Early resolution is possible if the match is cancelled or postponed under circumstances that trigger predefined market rules.
Market prices for this matchup can shift based on recent tournament performance, player injuries or fitness updates, head-to-head history, and court conditions at Wimbledon. Betting activity from sharp traders or institutional participants often signals new information and can drive rapid repricing. News about either player's preparation, mental state, or external circumstances may also influence trader sentiment. As match day approaches, the volume of trading typically increases, potentially tightening odds and reflecting a more refined consensus on the likely outcome.