TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 9, 10:00 AM EST
Polymarket
This market refers to the tennis match between William Manning and Michael Mmoh in the Cary, originally scheduled for July 2, 2026 at 10:00AM ET. This market will resolve to 'William Manning' if William Manning advances against Michael Mmoh. This market will resolve to 'Michael Mmoh' if Michael Mmoh advances against William Manning. 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 William Manning and Michael Mmoh in the Cary, originally scheduled for July 2, 2026 at 10:00AM ET. This market will resolve to 'William Manning' if William Manning advances against Michael Mmoh. This market will resolve to 'Michael Mmoh' if Michael Mmoh advances against William Manning. 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 their book and manage risk, incorporating a margin for profit. Prediction markets, by contrast, aggregate trader beliefs through continuous price discovery, sometimes reflecting sharper or more current information. This market's odds may move faster in response to breaking news or player updates than traditional sportsbooks, though both venues ultimately aim to price the same underlying event. Comparing the two can reveal where consensus differs.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker (AMM) system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share represents a claim on the event outcome, and the price you see reflects the ratio of shares held in the liquidity pool. As more traders back one outcome, its share price rises and the alternative falls. This continuous mechanism ensures prices update instantly to reflect new information, trader conviction, and order flow throughout the market's lifetime.
This market resolves around Jul 9, 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—which player wins the contest. Until that point, prices may fluctuate as new information emerges, such as player form, injury updates, or head-to-head records. Resolution is automatic once the event is finalized and reported by authoritative sports sources.
Several factors could shift trader positioning before the match takes place. Injury announcements or withdrawal news involving either player would trigger sharp repricing. Recent tournament performance, ranking changes, or head-to-head records may prompt traders to reassess probabilities. Court surface conditions, weather forecasts, and scheduling delays can also influence expectations. Media coverage highlighting one player's form or momentum, as well as betting-market activity at major sportsbooks, often precedes movement in this market. Watch for any official statements from the players or tournament organizers.