TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 7, 11:15 AM EST
Polymarket
This market refers to the tennis match between Ivan Marrero and Maks Kasnikowski in the Istanbul 3, originally scheduled for September 7, 2026 at 3:00AM ET. This market will resolve to 'Ivan Marrero' if Ivan Marrero advances against Maks Kasnikowski. This market will resolve to 'Maks Kasnikowski' if Maks Kasnikowski advances against Ivan Marrero. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 21, 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Ivan Marrero and Maks Kasnikowski in the Istanbul 3, originally scheduled for September 7, 2026 at 3:00AM ET. This market will resolve to 'Ivan Marrero' if Ivan Marrero advances against Maks Kasnikowski. This market will resolve to 'Maks Kasnikowski' if Maks Kasnikowski advances against Ivan Marrero. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 21, 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 ATP Tour. A consensus of credible reporting may also be used.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks set lines based on their own models and need to account for profit margins, while this market is driven purely by traders' beliefs. If a significant discrepancy exists, arbitrage opportunities may arise, where traders can profit by betting on both platforms. However, it’s important to note that prediction markets often incorporate information and analysis faster than sportsbooks, potentially leading to more accurate probabilities as the event approaches.
This market resolves around Sep 14, 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 Istanbul 3 fight between Ivan Marrero and Maks Kasnikowski. The platform will verify the result against widely available and trusted sources to determine the winning outcome. Traders holding shares in the winning outcome will receive a payout, while those holding shares in the losing outcome will forfeit their investment.
Several factors could influence the price of shares in this market. Any news regarding the fighters' training, health, or potential injuries could significantly shift the odds. Public statements from either fighter or their teams, changes in betting patterns on sportsbooks, and even social media sentiment could all act as catalysts. Unexpected developments in the lead-up to the fight, such as changes to the fight's location or rules, could also cause the market to react. Monitoring these signals will be key to understanding potential price movements.