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 14, 4:00 AM EST
Polymarket
This market refers to the tennis match between Robin Bertrand and Alexander Bravo in the ITF Men Roda De Bara, originally scheduled for July 7, 2026 at 4:00AM ET. This market will resolve to 'Robin Bertrand' if Robin Bertrand advances against Alexander Bravo. This market will resolve to 'Alexander Bravo' if Alexander Bravo advances against Robin Bertrand. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Robin Bertrand and Alexander Bravo in the ITF Men Roda De Bara, originally scheduled for July 7, 2026 at 4:00AM ET. This market will resolve to 'Robin Bertrand' if Robin Bertrand advances against Alexander Bravo. This market will resolve to 'Alexander Bravo' if Alexander Bravo advances against Robin Bertrand. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds and traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and protect their margin, while prediction markets like this one are driven purely by trader conviction and capital allocation. Prediction markets typically incorporate real-time information more fluidly, since participants profit directly from accuracy rather than from managing risk exposure. Comparing this market's implied probability to major sportsbook lines can reveal where the broader betting public and prediction 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 current price reflects the aggregate belief of all active traders, with each transaction updating the odds in real time. Higher trading volume typically narrows spreads and increases price accuracy, while lower volume can create wider bid-ask gaps. As new information emerges about player form, injuries, or court conditions, traders adjust their positions, causing the probability to shift dynamically until the market resolves.
This market resolves around Jul 14, 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 from the ITF Roda De Bara tournament. Traders holding shares in the winning outcome will receive their payout, while incorrect positions expire worthless. Resolution timing depends on when the match is actually played and the result is published by reliable tennis data sources.
Player form updates, recent match results, and head-to-head history can all shift trader sentiment before the match begins. Injury announcements or withdrawal news would trigger sharp repricing, as would changes in court conditions or weather forecasts that favor one player's style. Betting action from professional syndicates or sharp money often moves markets as insiders position ahead of the event. Media coverage highlighting momentum or tactical advantages can also influence the probability, especially as the match date approaches and new information becomes available.