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: Sep 18, 6:23 AM EST
Polymarket
This market refers to the tennis match between Giorgio Tabacco and John Echeverria in the M25 Sintra, Main Draw, originally scheduled for September 18, 2026 at 5:00AM ET. This market will resolve to 'Giorgio Tabacco' if Giorgio Tabacco advances against John Echeverria. This market will resolve to 'John Echeverria' if John Echeverria advances against Giorgio Tabacco. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 2, 2026, 11:59 PM ET (14 days after the scheduled start), 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 Giorgio Tabacco and John Echeverria in the M25 Sintra, Main Draw, originally scheduled for September 18, 2026 at 5:00AM ET. This market will resolve to 'Giorgio Tabacco' if Giorgio Tabacco advances against John Echeverria. This market will resolve to 'John Echeverria' if John Echeverria advances against Giorgio Tabacco. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 2, 2026, 11:59 PM ET (14 days after the scheduled start), 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.
Generally, prediction market odds often reflect a wisdom-of-the-crowd effect, potentially differing from traditional sportsbook odds. Sportsbooks set lines based on their own models and to balance action, while this market represents the aggregated beliefs of many individual traders. If sportsbook odds heavily favor one competitor, but this market shows a more even split, it could indicate disagreement or access to different information. It’s important to remember that both represent probabilities, but are derived through different mechanisms and may respond to different types of news or signals.
This market resolves around Sep 25, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official results of the M25 Sintra race, determining which competitor, Giorgio Tabacco or John Echeverria, achieved the best result. The platform will verify the results against publicly available data to ensure accuracy and transparency. Traders holding shares in the winning competitor will receive a payout equivalent to 1 USDC per share, while those holding shares in the losing competitor will receive nothing.
Several signals could influence this market before Sep 25, 2026. Any news regarding the physical condition of either Giorgio Tabacco or John Echeverria, such as injuries or illness, would likely cause significant shifts in the odds. Updates on their recent performance in similar races, changes in weather conditions expected on race day, or even strategic announcements from their teams could all impact trader sentiment. Unexpected endorsements or public statements could also play a role, as traders react to new information and adjust their predictions accordingly.