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: Jun 22, 5:00 AM EST
Polymarket
This market refers to the tennis match between Rei Sakamoto and Yibing Wu in the Nottingham 2, originally scheduled for June 15, 2026 at 5:00AM ET. This market will resolve to 'Rei Sakamoto' if Rei Sakamoto advances against Yibing Wu. This market will resolve to 'Yibing Wu' if Yibing Wu advances against Rei Sakamoto. 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 Rei Sakamoto and Yibing Wu in the Nottingham 2, originally scheduled for June 15, 2026 at 5:00AM ET. This market will resolve to 'Rei Sakamoto' if Rei Sakamoto advances against Yibing Wu. This market will resolve to 'Yibing Wu' if Yibing Wu advances against Rei Sakamoto. 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 action and protect their margin, while prediction markets like this one are driven by traders risking real capital on their beliefs. Prediction markets can sometimes price outcomes more efficiently than traditional sportsbooks because participants have direct financial exposure and no house edge to protect. However, sportsbooks may incorporate sharper professional betting syndicates. Comparing the two can reveal where consensus differs and highlight potential value opportunities in either venue.
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. When more traders purchase shares predicting one outcome, the price for that outcome rises, and the alternative falls. This continuous repricing mechanism ensures the market stays liquid and responsive to new information. The final price reflects the collective conviction of all active traders, with each transaction moving the odds incrementally. You can enter or exit your position at any time before the market closes, with prices updating in real time as trading volume flows in.
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—whether Sakamoto or Wu emerges victorious. Resolution occurs after sufficient time for the event to be documented and cross-verified through reliable sports news sources. Traders holding shares in the winning outcome will receive their payout, while losing positions expire worthless. The exact resolution timestamp may shift slightly depending on when the match finishes and confirmation is available.
Several factors could shift trader sentiment and move prices before Jun 22, 2026. Recent tournament performance, injury updates, or fitness concerns about either player would likely trigger significant repricing. Head-to-head history and playing surface preference—especially on grass, where Nottingham is held—can influence expectations. Weather conditions, court speed, and any last-minute lineup changes would also matter. Media coverage and expert commentary may sway trader conviction, as would betting action from professional syndicates if they enter the market. Any coaching changes or public statements from the players themselves could provide new information that reshapes the odds.