TOTAL VOLUME:
$154.7b
24H VOL:
$279,496,801
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,923,931,766
416,910
Markets across
40,107
events
MATCHED EVENTS:
4,571
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 19, 10:31 AM EST
Polymarket
This market refers to the tennis match between Diana Martynov and Marine Szostak in the W50 Cherbourg-en-Cotentin, Qualifying, originally scheduled for October 19, 2026 at 6:00AM ET. This market will resolve to 'Diana Martynov' if Diana Martynov advances against Marine Szostak. This market will resolve to 'Marine Szostak' if Marine Szostak advances against Diana Martynov. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 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 Diana Martynov and Marine Szostak in the W50 Cherbourg-en-Cotentin, Qualifying, originally scheduled for October 19, 2026 at 6:00AM ET. This market will resolve to 'Diana Martynov' if Diana Martynov advances against Marine Szostak. This market will resolve to 'Marine Szostak' if Marine Szostak advances against Diana Martynov. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 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 tend to reflect a wisdom-of-the-crowd perspective, often differing from initial sportsbook lines. Sportsbooks set odds based on their own models and need to account for profit margins, while this market is driven purely by traders’ beliefs. Over time, prediction market prices often become more accurate than traditional odds, especially as more information becomes available. However, discrepancies can still arise due to differing risk assessments and the influence of public perception on both types of markets. It’s common to see this market adjust rapidly to new information, potentially outperforming sportsbook odds.
This market resolves around Oct 26, 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 W50 Cherbourg-en-Cotentin match between Diana Martynov and Marine Szostak. The platform will rely on publicly available and authoritative sources to determine the winner, ensuring a transparent and verifiable resolution process. Traders should monitor official announcements and results to stay informed about the event’s progress and the impending resolution of this market.
Several factors could influence the price of this market leading up to Oct 26, 2026. Any news regarding player form, injuries, or changes in playing conditions could significantly shift trader sentiment. Unexpected announcements about team strategies or potential matchups could also cause price fluctuations. Public opinion and media coverage surrounding the players’ chances can also play a role, especially if there is a noticeable shift in perceived momentum. Major upsets in related matches or tournaments could also indirectly affect the market as traders reassess probabilities.