TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 19, 1:41 PM EST
Polymarket
This market refers to the doubles tennis match between Blancaneaux/Hermans and Estevez/Serna in the Sion, originally scheduled for August 18, 2026 at 4:00AM ET. This market will resolve to 'Blancaneaux/Hermans' if the team of Blancaneaux/Hermans advances against Estevez/Serna. This market will resolve to 'Estevez/Serna' if the team of Estevez/Serna advances against Blancaneaux/Hermans. 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 Blancaneaux/Hermans and Estevez/Serna in the Sion, originally scheduled for August 18, 2026 at 4:00AM ET. This market will resolve to 'Blancaneaux/Hermans' if the team of Blancaneaux/Hermans advances against Estevez/Serna. This market will resolve to 'Estevez/Serna' if the team of Estevez/Serna advances against Blancaneaux/Hermans. 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.
On sportsbooks, the Sion Doubles tennis match market typically reflects broader public betting trends and professional handicapping models. In contrast, prediction market odds emerge organically from trader activity on Polymarket, capturing real-time sentiment and sharp money. While sportsbooks may incorporate additional adjustments or margin, this market provides a pure play on crowd-sourced probability, often showing tighter spreads and more volatile pricing as traders react to new information or shifts in form.
This market resolves around Aug 25, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is based on the official match outcome, and once confirmed, all positions are settled automatically according to the rules of Polymarket. Timing is tied directly to when the match concludes and results are publicly reported, ensuring a clear and transparent resolution process.
Several signals could shift this market before resolution, including player injuries, weather delays, or changes in tournament conditions. Strong performance in warm-ups or recent head-to-head results may also influence trader sentiment. As the match approaches, any news from official sources or social media updates could cause rapid price changes. Monitoring these developments will help anticipate potential movements in the market odds on Polymarket.