TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 1, 11:07 AM EST
Polymarket
This market refers to the tennis match between Kaat Coppez and Nouk Kleinenberg in the W15 Haren, Main Draw, originally scheduled for September 1, 2026 at 7:00AM ET. This market will resolve to 'Kaat Coppez' if Kaat Coppez advances against Nouk Kleinenberg. This market will resolve to 'Nouk Kleinenberg' if Nouk Kleinenberg advances against Kaat Coppez. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 15, 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 Kaat Coppez and Nouk Kleinenberg in the W15 Haren, Main Draw, originally scheduled for September 1, 2026 at 7:00AM ET. This market will resolve to 'Kaat Coppez' if Kaat Coppez advances against Nouk Kleinenberg. This market will resolve to 'Nouk Kleinenberg' if Nouk Kleinenberg advances against Kaat Coppez. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 15, 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 on Polymarket often differ from traditional sportsbook lines due to trader-driven dynamics and lower overheads. While sportsbooks may incorporate broader market data and set fixed margins, this market reflects crowd-sourced probabilities that can shift rapidly with new information. Traders might price in nuances like player form or weather conditions sooner than sportsbooks, potentially creating mispricings or opportunities for arbitrage.
This market resolves around Sep 8, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result will be determined by the official match conclusion, reflecting which player is declared the winner according to standard tennis tournament rules and reported outcomes.
Key signals include any last-minute injury updates, changes to the match schedule, or shifts in player form through recent matches. Weather forecasts for the venue could also impact expectations, especially if outdoor conditions are involved. As Sep 8, 2026 approaches, any public statements from coaches, media coverage, or betting trends on Polymarket may cause rapid swings in this market’s odds.