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: Jul 7, 10:00 AM EST
Polymarket
This market refers to the tennis match between Yuta Shimizu and Michael Mmoh in the Cary, originally scheduled for June 30, 2026 at 10:00AM ET. This market will resolve to 'Yuta Shimizu' if Yuta Shimizu advances against Michael Mmoh. This market will resolve to 'Michael Mmoh' if Michael Mmoh advances against Yuta Shimizu. 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 Yuta Shimizu and Michael Mmoh in the Cary, originally scheduled for June 30, 2026 at 10:00AM ET. This market will resolve to 'Yuta Shimizu' if Yuta Shimizu advances against Michael Mmoh. This market will resolve to 'Michael Mmoh' if Michael Mmoh advances against Yuta Shimizu. 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 serve different purposes and audiences. Sportsbooks set odds to balance action and lock in profit margins, while prediction markets reflect aggregated trader beliefs with real money at stake. This market's odds may lead or lag sportsbook lines depending on information flow, trader sophistication, and liquidity depth. Comparing the two can reveal where professional bettors and casual traders disagree on the likely outcome.
On Polymarket, traders set prices 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 outcome reflects the collective probability estimate—higher prices mean traders view that result as more likely. As new information emerges or sentiment shifts, traders adjust their positions, causing prices to move in real time. This continuous repricing mechanism ensures the market stays responsive to changing expectations.
This market resolves around Jul 7, 2026, once the match concludes and the result is verified against credible public sources. The outcome will reflect the official winner as confirmed by the tournament or governing body. Until that point, traders can continue to buy and sell shares based on their evolving forecasts. Resolution timing depends on the actual match schedule and any potential delays or rescheduling.
Key catalysts include player injury reports, recent performance trends, head-to-head records, court surface conditions, and weather forecasts on match day. Betting news from sportsbooks or major sharp action can also shift trader sentiment. Draws or upsets in related tournaments may influence perceptions of either player's form. Social media buzz, expert commentary, and lineup announcements closer to the event date typically drive the most significant price swings as new information crystallizes.