TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 24, 7:00 AM EST
Polymarket
This market refers to the tennis match between Barbara Kostecka and Emilija Tverijonaite in the ITF Women Bolszewo, originally scheduled for June 17, 2026 at 7:00AM ET. This market will resolve to 'Barbara Kostecka' if Barbara Kostecka advances against Emilija Tverijonaite. This market will resolve to 'Emilija Tverijonaite' if Emilija Tverijonaite advances against Barbara Kostecka. 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 Barbara Kostecka and Emilija Tverijonaite in the ITF Women Bolszewo, originally scheduled for June 17, 2026 at 7:00AM ET. This market will resolve to 'Barbara Kostecka' if Barbara Kostecka advances against Emilija Tverijonaite. This market will resolve to 'Emilija Tverijonaite' if Emilija Tverijonaite advances against Barbara Kostecka. 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 participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one are driven purely by trader belief—there is no house edge or margin built in. This market's odds may move faster or reflect sharper information if professional bettors and informed traders are active. Comparing the implied probability here to major sportsbook lines can reveal where the broader market sees value or disagreement on the likely outcome.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker (AMM) system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the cumulative trades and current order flow, with the probability derived from the ratio of shares outstanding. As more capital flows into one outcome, its price rises and the competing outcome falls, creating a continuous price discovery mechanism. This dynamic pricing means the odds you see represent real-time consensus among active traders on the platform.
This market resolves around Jun 24, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official match result—whether Kostecka or Tverijonaite wins the ITF Bolszewo event. Resolution occurs after the event is complete and the winner is documented by recognized tennis authorities or official tournament records. Traders holding shares in the winning outcome receive their payout once verification is finalized.
Several factors could shift odds before the match plays out. Recent player performance, head-to-head records, and ranking changes may influence trader sentiment as new information emerges. Court surface conditions, weather, and injury reports closer to the event date can trigger repricing. Betting action from professional traders or sharp money entering the market may also move prices significantly. Social media buzz, expert commentary, or unexpected withdrawals could sway the probability, so monitoring pre-match developments and player news will help you anticipate market moves.