TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 15, 3:30 PM EST
Polymarket
This market refers to the tennis match between Hayato Matsuoka and Alex Michelsen in the Newport, originally scheduled for July 8, 2026 at 3:30PM ET. This market will resolve to 'Hayato Matsuoka' if Hayato Matsuoka advances against Alex Michelsen. This market will resolve to 'Alex Michelsen' if Alex Michelsen advances against Hayato Matsuoka. 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 Hayato Matsuoka and Alex Michelsen in the Newport, originally scheduled for July 8, 2026 at 3:30PM ET. This market will resolve to 'Hayato Matsuoka' if Hayato Matsuoka advances against Alex Michelsen. This market will resolve to 'Alex Michelsen' if Alex Michelsen advances against Hayato Matsuoka. 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 pricing mechanisms. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one are priced by traders responding to new information and their own beliefs about the outcome. Sportsbooks may adjust lines more slowly, whereas prediction markets can react instantly to breaking news, player updates, or betting patterns. Comparing the two can reveal valuable insights: if this market's implied probability differs significantly from a sportsbook's line, it may signal where informed traders see edge or where public perception lags reality.
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. As more traders purchase shares predicting a Matsuoka victory, the price for that outcome rises, and the implied probability increases accordingly. Conversely, selling pressure lowers the price. This continuous repricing mechanism ensures the market reflects the collective judgment of all participants in real time, with each trade moving the odds until equilibrium is reached.
This market resolves around Jul 15, 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, determining which player won. Until that point, traders can continue to buy and sell shares as new information—such as player form, injury updates, or head-to-head records—becomes available. Resolution occurs automatically once the event is finalized and reported through established sports news sources.
Several catalysts could shift odds before the match takes place. Injury announcements or fitness concerns involving either player would trigger immediate repricing. Recent tournament results, ranking changes, or head-to-head performance trends could sway trader sentiment. Court surface conditions, weather forecasts, or draw announcements may also influence expectations. Breaking news about player form, coaching changes, or personal circumstances could move the market sharply. Additionally, if one player wins a warm-up event or loses unexpectedly beforehand, traders would adjust their positions accordingly, reflecting updated confidence in each outcome.