TOTAL VOLUME:
$154.4b
24H VOL:
$230,589,906
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,885,293,300
410,482
Markets across
40,213
events
MATCHED EVENTS:
4,340
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 21, 3:28 PM EST
Polymarket
This market refers to the tennis match between Nicolas Zanellato and Mateo Barreiros Reyes in the M15 Maceio, Main Draw, originally scheduled for October 21, 2026 at 10:00AM ET. This market will resolve to 'Nicolas Zanellato' if Nicolas Zanellato advances against Mateo Barreiros Reyes. This market will resolve to 'Mateo Barreiros Reyes' if Mateo Barreiros Reyes advances against Nicolas Zanellato. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 4, 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 Nicolas Zanellato and Mateo Barreiros Reyes in the M15 Maceio, Main Draw, originally scheduled for October 21, 2026 at 10:00AM ET. This market will resolve to 'Nicolas Zanellato' if Nicolas Zanellato advances against Mateo Barreiros Reyes. This market will resolve to 'Mateo Barreiros Reyes' if Mateo Barreiros Reyes advances against Nicolas Zanellato. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 4, 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.
Prediction market odds often reflect the collective wisdom of a diverse group of forecasters, and can sometimes differ from those offered by traditional sportsbooks. Sportsbooks set their lines based on models and a desire to balance action on both sides, while this market is driven purely by traders expressing their beliefs about the likelihood of each outcome. It’s common to see prediction markets move faster to incorporate new information and potentially offer more accurate probabilities than initial sportsbook offerings, though discrepancies can occur due to differing risk assessments and market participants.
This market resolves around Oct 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Zanellato vs Barreiros Reyes match, as reported by the governing tennis organization. The platform will verify the result against publicly available sources to ensure accuracy and determine the winning outcome for this market. Traders will then be able to claim their winnings based on their holdings in the winning share(s).
Several signals could influence trading activity in this market before Oct 28, 2026. Any news regarding player injuries, changes in playing conditions, or updates on the players’ recent performance could significantly shift the odds. Unexpected announcements about team strategies or coaching decisions could also impact trader sentiment. Furthermore, large trading volume from informed participants could indicate a shift in expectations, causing the price of shares to move accordingly. Monitoring these factors will be key to understanding potential market movements.