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: Jun 21, 3:00 AM EST
Polymarket
This market refers to the tennis match between Ivan Marrero Curbelo and Maxwell Mckennon in the ITF Men Kayseri, originally scheduled for June 14, 2026 at 3:00AM ET. This market will resolve to 'Ivan Marrero Curbelo' if Ivan Marrero Curbelo advances against Maxwell Mckennon. This market will resolve to 'Maxwell Mckennon' if Maxwell Mckennon advances against Ivan Marrero Curbelo. 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 Ivan Marrero Curbelo and Maxwell Mckennon in the ITF Men Kayseri, originally scheduled for June 14, 2026 at 3:00AM ET. This market will resolve to 'Ivan Marrero Curbelo' if Ivan Marrero Curbelo advances against Maxwell Mckennon. This market will resolve to 'Maxwell Mckennon' if Maxwell Mckennon advances against Ivan Marrero Curbelo. 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 and capital allocation. Prediction markets can sometimes offer sharper, less biased estimates because traders risk real money with no house edge. However, sportsbooks may move faster on breaking news or injury reports. Comparing this market's implied probabilities to major sportsbook lines can reveal where the two communities disagree most significantly.
On Polymarket, traders set the odds 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 share reflects the collective belief about which player will win, with the combined probability of all outcomes equaling 100 percent. As more capital flows into one side, that outcome's price rises and its implied probability increases. This continuous price discovery mechanism means the market adapts instantly to new developments, keeping odds aligned with real-time trader conviction throughout the event window.
This market resolves around Jun 21, 2026, once the match concludes and the winner is verified against credible public sources. The outcome is determined by the official result of the tennis match between the two competitors. No ambiguity exists in tennis outcomes—one player wins or the market may void if the match is cancelled or abandoned under exceptional circumstances. Traders should monitor the event schedule and any official announcements from the tournament organizers to stay informed of timing changes or postponements.
Several factors can shift odds before the match concludes. Recent form and head-to-head records between the players often trigger repricing as traders reassess win probabilities. Injury reports, withdrawal announcements, or court surface conditions can cause sharp moves. Betting activity from professional syndicates or sharp money may signal new information and drive prices higher or lower. Live match developments—such as one player winning the first set decisively—typically produce the largest intraday swings as traders update their expectations based on real-time performance. Monitoring news feeds and live scoring will help you anticipate market moves.