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: Jul 7, 7:00 AM EST
Polymarket
This market refers to the tennis match between Mika Petkovic and Nathan Guiovanna in the ITF Men Nivelles, originally scheduled for June 30, 2026 at 7:00AM ET. This market will resolve to 'Mika Petkovic' if Mika Petkovic advances against Nathan Guiovanna. This market will resolve to 'Nathan Guiovanna' if Nathan Guiovanna advances against Mika Petkovic. 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 Mika Petkovic and Nathan Guiovanna in the ITF Men Nivelles, originally scheduled for June 30, 2026 at 7:00AM ET. This market will resolve to 'Mika Petkovic' if Mika Petkovic advances against Nathan Guiovanna. This market will resolve to 'Nathan Guiovanna' if Nathan Guiovanna advances against Mika Petkovic. 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 manage risk, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. This market may show odds that differ from traditional sportsbooks, especially as new information emerges or trading volume shifts. Comparing the two can reveal where consensus differs and highlight potential value, though each venue serves distinct purposes in the broader sports forecasting ecosystem.
On Polymarket, traders set the odds by buying and selling outcome shares in an automated market maker 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 probability estimate of all active traders at that moment. As new bets flow in or information changes, the price adjusts dynamically. You can enter or exit positions at the current market price, and your trades directly influence the odds displayed on the platform.
This market resolves around Jul 7, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution hinges on the final result of the match itself—whether Petkovic or Guiovanna wins. Once the match concludes and the winner is established through official tournament records or reputable sports news sources, the market settles accordingly and traders receive payouts based on their positions.
Several factors could shift odds before the match concludes. Player injury reports, recent form and head-to-head records, court surface conditions at the ITF Nivelles venue, and any last-minute lineup changes would all influence trader sentiment. Betting activity from sharp bettors or sudden shifts in trading volume can also trigger price movements. Additionally, any news about either player's fitness, recent tournament results, or coaching changes could prompt traders to reassess probabilities and adjust their positions accordingly.