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%
Brasov (Doubles): Gueymard-Wayenburg/Kasnikowski vs Castelnuovo/Santillan Set 2 O/U 8.5
- Polymarket
Brasov (Doubles): Gueymard-Wayenburg/Kasnikowski vs Castelnuovo/Santillan Set 2 O/U 8.5 - Polymarket
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Vol.
·
Resolved Jul 1, 2026
Closed: Jul 8, 8:00 AM EST
Polymarket
This market refers to the doubles tennis match between Gueymard-Wayenburg/Kasnikowski and Castelnuovo/Santillan in the Brasov, originally scheduled for July 1, 2026 at 8:00AM ET. This market will resolve to 'Gueymard-Wayenburg/Kasnikowski' if the team of Gueymard-Wayenburg/Kasnikowski advances against Castelnuovo/Santillan. This market will resolve to 'Castelnuovo/Santillan' if the team of Castelnuovo/Santillan advances against Gueymard-Wayenburg/Kasnikowski. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 doubles tennis match between Gueymard-Wayenburg/Kasnikowski and Castelnuovo/Santillan in the Brasov, originally scheduled for July 1, 2026 at 8:00AM ET. This market will resolve to 'Gueymard-Wayenburg/Kasnikowski' if the team of Gueymard-Wayenburg/Kasnikowski advances against Castelnuovo/Santillan. This market will resolve to 'Castelnuovo/Santillan' if the team of Castelnuovo/Santillan advances against Gueymard-Wayenburg/Kasnikowski. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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.
Prediction market odds and sportsbook odds often diverge because they serve different purposes and operate under different constraints. Sportsbooks set odds to balance liability and lock in profit margins, while prediction markets reflect pure trader belief without a built-in house edge. Prediction markets typically aggregate dispersed information more efficiently over time, especially for niche events like this doubles match. However, sportsbooks may move faster on breaking news such as injury announcements. Comparing this market's implied probability to major sportsbook lines can reveal whether traders are pricing in information the books have not yet fully reflected, offering a lens into market efficiency.
This market resolves around Jul 8, 2026, once the doubles match concludes and the result is verified against credible public sources. The outcome is determined by which team wins the match according to official tournament records. No ambiguity typically surrounds tennis results, as the winner is immediately clear from the final score. Traders should monitor the official ATP or tournament website for confirmation of the final outcome. Any delays in official reporting could postpone resolution, though such cases are rare in professional tennis.
Several catalysts could shift trader sentiment before this market closes. Injury announcements or withdrawal news involving any of the four players would immediately reprice the odds. Recent tournament results, head-to-head records, and court surface performance data may influence positioning as the event approaches. Weather conditions on match day could favor one team's playing style. Betting action from sharp traders or public money flows can also trigger price swings. Updates on player fitness, coaching changes, or partnership chemistry might emerge in the lead-up. Close monitoring of tennis news outlets and player social media can help traders anticipate moves before they are fully priced in.