TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 19, 6:00 AM EST
Polymarket
This market refers to the tennis match between John Sperle and Nikita Bilozertsev in the ITF Men Nyiregyhaza, originally scheduled for June 12, 2026 at 6:00AM ET. This market will resolve to 'John Sperle' if John Sperle advances against Nikita Bilozertsev. This market will resolve to 'Nikita Bilozertsev' if Nikita Bilozertsev advances against John Sperle. 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 John Sperle and Nikita Bilozertsev in the ITF Men Nyiregyhaza, originally scheduled for June 12, 2026 at 6:00AM ET. This market will resolve to 'John Sperle' if John Sperle advances against Nikita Bilozertsev. This market will resolve to 'Nikita Bilozertsev' if Nikita Bilozertsev advances against John Sperle. 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 aggregate the beliefs of traders risking real capital on outcomes. This market may show different implied probabilities than traditional sports betting sites, particularly if one venue has sharper or more active traders. Comparing the two can reveal where consensus is strongest and where outlier opinions exist in the broader betting ecosystem.
On Polymarket, traders set the odds through an automated market maker that adjusts prices based on buy and sell pressure. 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 outcome, and the price reflects the collective assessment of all active traders at any given moment. As more capital flows into one side, the price moves to reflect increased confidence in that result. This continuous repricing mechanism ensures the market remains efficient and responsive to new information about the match.
This market resolves around Jun 19, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result will be determined by the official match conclusion—whether through completed play, retirement, disqualification, or other decisive event circumstances. Traders should monitor the ITF Nyiregyhaza tournament schedule and any official announcements to anticipate resolution timing. Once the match concludes and the winner is confirmed through reliable sources, the market will settle accordingly.
Several factors could shift odds before the match takes place. Player injury announcements, recent performance updates, or changes in tournament seeding could influence trader confidence. Weather conditions at the venue, court surface adjustments, or last-minute lineup changes might also trigger repricing. News about either player's form, head-to-head history, or psychological factors could sway the market. Additionally, any official ITF communications or betting news coverage may prompt traders to reassess their positions and adjust their bids accordingly.