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 20, 4:00 AM EST
Polymarket
This market refers to the tennis match between Vit Kopriva and Dino Prizmic in the Croatia Open, originally scheduled for July 13, 2026 at 4:00AM ET. This market will resolve to 'Vit Kopriva' if Vit Kopriva advances against Dino Prizmic. This market will resolve to 'Dino Prizmic' if Dino Prizmic advances against Vit Kopriva. 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Vit Kopriva and Dino Prizmic in the Croatia Open, originally scheduled for July 13, 2026 at 4:00AM ET. This market will resolve to 'Vit Kopriva' if Vit Kopriva advances against Dino Prizmic. This market will resolve to 'Dino Prizmic' if Dino Prizmic advances against Vit Kopriva. 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 ATP 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 aggregate the beliefs of traders risking real capital on outcomes. This market may show different implied probabilities than traditional sports betting sites, especially as new information emerges. Comparing the two can reveal where one venue sees value the other has missed, though both aim to reflect the true likelihood of the result.
On Polymarket, this market is priced through an automated market maker that converts trader activity into real-time probabilities. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Shares representing each outcome trade continuously, and the price of each reflects the cumulative bets placed on it. As more traders buy or sell a particular outcome, its price adjusts instantly, creating a dynamic odds feed. This mechanism ensures transparent, friction-free pricing without a traditional bookmaker setting fixed lines.
This market resolves around Jul 20, 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, ensuring traders can settle their positions with confidence. Until that point, prices may fluctuate as new developments, player news, or betting patterns influence trader expectations. Resolution happens automatically once the event is finalized and reported through established sports channels.
Several factors may shift prices before Jul 20, 2026. Player injury announcements, recent form or head-to-head records, court conditions, and pre-match commentary from analysts can all trigger trader repositioning. Unexpected withdrawals or late scratches would cause sharp repricing. As the match date approaches, media coverage and expert predictions often intensify, drawing new traders into the market. Real-time match updates during play, if available, would also drive rapid price swings as the outcome becomes clearer.