TOTAL VOLUME:
$154.4b
24H VOL:
$245,801,863
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,902,097,102
417,059
Markets across
40,178
events
MATCHED EVENTS:
4,415
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 27, 10:59 AM EST
Polymarket
This market refers to the tennis match between Odysseas Geladaris and Ioannis Xilas in the M15 Heraklion, Main Draw, originally scheduled for October 27, 2026 at 4:00AM ET. This market will resolve to 'Odysseas Geladaris' if Odysseas Geladaris advances against Ioannis Xilas. This market will resolve to 'Ioannis Xilas' if Ioannis Xilas advances against Odysseas Geladaris. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 10, 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 Odysseas Geladaris and Ioannis Xilas in the M15 Heraklion, Main Draw, originally scheduled for October 27, 2026 at 4:00AM ET. This market will resolve to 'Odysseas Geladaris' if Odysseas Geladaris advances against Ioannis Xilas. This market will resolve to 'Ioannis Xilas' if Ioannis Xilas advances against Odysseas Geladaris. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 10, 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.
Typically, prediction market odds reflect the wisdom of the crowd, often differing from initial sportsbook offerings. Sportsbooks set lines based on their own models and aim to balance action on both sides, while this market allows anyone to express their belief about the outcome. If a significant number of bettors believe a sportsbook has mispriced the Geladaris vs Xilas match, the prediction market odds may move in the opposite direction. However, as the event approaches, these odds tend to converge as more information becomes available and market participants refine their predictions. It’s a dynamic comparison.
This market resolves around Nov 3, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the Geladaris vs Xilas match as reported by a recognized tennis authority. The platform will verify the result against these sources to determine which outcome is declared the winner. Traders who correctly predicted the outcome will be paid out according to the final market prices at the time of resolution. It's important to monitor the event's progress as the resolution date approaches.
Several factors could influence the price of shares in this market. Any news regarding player injuries, changes in playing conditions, or updated rankings for either Odysseas Geladaris or Ioannis Xilas could significantly shift market sentiment. Unexpected results in other matches leading up to the event could also impact perceptions of player form and confidence. Furthermore, large trading volume from informed participants could indicate new information or a shift in expectations. Monitoring tennis news and analyzing trading activity on Polymarket will be key to understanding potential market movements.