TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 4, 4:00 AM EST
Polymarket
This market refers to the tennis match between Weronika Ewald and Gina Feistel in the ITF Women Gdansk, originally scheduled for June 27, 2026 at 4:00AM ET. This market will resolve to 'Weronika Ewald' if Weronika Ewald advances against Gina Feistel. This market will resolve to 'Gina Feistel' if Gina Feistel advances against Weronika Ewald. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Weronika Ewald and Gina Feistel in the ITF Women Gdansk, originally scheduled for June 27, 2026 at 4:00AM ET. This market will resolve to 'Weronika Ewald' if Weronika Ewald advances against Gina Feistel. This market will resolve to 'Gina Feistel' if Gina Feistel advances against Weronika Ewald. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds and sportsbook odds often diverge because they reflect different incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets are driven by trader consensus—each participant risks real capital on their belief about the outcome. This market aggregates the collective judgment of many independent traders rather than a single operator's view. Comparing this market's implied probability to major sportsbook lines can reveal where the crowd sees value or where sharp money may be positioned differently. Both sources offer useful signals, but they answer slightly different questions about true likelihood.
On Polymarket, traders set the price of outcome shares through an automated market maker (AMM) mechanism. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share represents a claim on one player winning, and the price reflects the cumulative bets placed by all participants. As more traders buy shares for a given outcome, the price rises; conversely, selling pressure lowers it. This continuous repricing ensures the market remains liquid and responsive to new information. The final price at any moment represents the crowd's best estimate of the probability that outcome will occur.
This market resolves around Jul 4, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome is determined by which player wins the ITF Gdansk event. Traders holding shares in the winning outcome receive their payout, while incorrect positions expire worthless. Resolution typically occurs within hours of the final point, pending confirmation from official tournament sources. Until that moment, the market remains open for trading and repricing based on live match developments.
Several factors can shift trader sentiment and prices before the match concludes. Recent performance data—such as head-to-head records, surface-specific form, and ranking trends—often influences early positioning. Injury reports or late withdrawals can trigger sharp repricing. During the match itself, live score updates, set outcomes, and momentum swings typically drive volatile trading as bettors react to unfolding action. Weather conditions, court conditions, and player fitness observations may also prompt traders to adjust their positions. Major upsets or unexpected tactical shifts often produce the largest price moves as the crowd recalibrates its confidence.