TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 22, 9:00 AM EST
Polymarket
This market refers to the tennis match between Tristan Boyer and Jay Clarke in the Nottingham 2, originally scheduled for June 15, 2026 at 9:00AM ET. This market will resolve to 'Tristan Boyer' if Tristan Boyer advances against Jay Clarke. This market will resolve to 'Jay Clarke' if Jay Clarke advances against Tristan Boyer. 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 Tristan Boyer and Jay Clarke in the Nottingham 2, originally scheduled for June 15, 2026 at 9:00AM ET. This market will resolve to 'Tristan Boyer' if Tristan Boyer advances against Jay Clarke. This market will resolve to 'Jay Clarke' if Jay Clarke advances against Tristan Boyer. 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 odds to balance liability and profit margin, while prediction markets are driven by trader consensus and real-money conviction. This market may show higher or lower implied probability than traditional sports betting sites, depending on which venue's participants have stronger information or conviction about the outcome. Comparing the two can reveal where smart money is positioning itself relative to conventional betting lines.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker pool. 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 you see reflects the ratio of liquidity allocated to each side. As traders accumulate positions, the marginal price shifts to rebalance the pool. The implied probability displayed is derived directly from the current share prices, so it updates instantly as new trades execute.
This market resolves around Jun 22, 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—specifically, which player wins the contest. Resolution occurs after the event has been played and the winner is publicly documented, ensuring accuracy before payouts are finalized.
Market prices may shift based on player form, recent match results, injury reports, or head-to-head history. News about either competitor's fitness, recent tournament performance, or court surface suitability can trigger repricing. Betting activity from informed participants—such as professional bettors or those with insider knowledge of player condition—often moves odds significantly. As the match date approaches, late-breaking updates on player readiness or weather conditions may also influence trader positioning in this market.