TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 23, 10:00 AM EST
Polymarket
This market refers to the tennis match between Mees Rottgering and Lev Seidman in the ITF Men Louisville, originally scheduled for July 16, 2026 at 10:00AM ET. This market will resolve to 'Mees Rottgering' if Mees Rottgering advances against Lev Seidman. This market will resolve to 'Lev Seidman' if Lev Seidman advances against Mees Rottgering. 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 Mees Rottgering and Lev Seidman in the ITF Men Louisville, originally scheduled for July 16, 2026 at 10:00AM ET. This market will resolve to 'Mees Rottgering' if Mees Rottgering advances against Lev Seidman. This market will resolve to 'Lev Seidman' if Lev Seidman advances against Mees Rottgering. 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 traditional 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 are driven by traders risking real capital on their beliefs about the outcome. This market aggregates the views of many independent traders, which can sometimes reveal information or consensus that differs from conventional betting lines. Comparing the two can highlight where professional bettors and prediction market participants disagree on the likely result.
On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, this market is priced through an automated market maker that converts trader activity into real-time odds. When you buy shares representing one outcome, the price adjusts based on the ratio of shares sold versus remaining inventory. The current implied probability reflects the cumulative positions of all traders; as new money flows in or out, prices move to rebalance supply and demand. This mechanism ensures continuous pricing and allows you to enter or exit positions at transparent, algorithmically determined rates.
This market resolves around Jul 23, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official result of the ITF Louisville event, ensuring accuracy and fairness for all traders. Until that time, prices will fluctuate as new information emerges, odds shift, and traders adjust their positions based on player form, injury reports, and other relevant factors.
Several factors could shift prices before the match takes place. Injury announcements or withdrawal news involving either player would trigger sharp repricing. Recent tournament results, head-to-head records, and surface-specific performance data often influence trader sentiment. Court conditions, weather forecasts, and changes in player ranking or form could also prompt position adjustments. Media coverage highlighting one player's momentum or vulnerability may drive volume spikes. Closer to Jul 23, 2026, warm-up match results and official draw confirmations typically see heightened trading activity as the event becomes imminent.