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 25, 2:38 PM EST
Polymarket
This market refers to the doubles tennis match between Arseneault/Lacasse and Bains/Yamalapalli in the Porto, originally scheduled for September 25, 2026 at 11:00AM ET. This market will resolve to 'Arseneault/Lacasse' if the team of Arseneault/Lacasse advances against Bains/Yamalapalli. This market will resolve to 'Bains/Yamalapalli' if the team of Bains/Yamalapalli advances against Arseneault/Lacasse. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 9, 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 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 WTA Tour. A consensus of credible reporting may also be used.
This market refers to the doubles tennis match between Arseneault/Lacasse and Bains/Yamalapalli in the Porto, originally scheduled for September 25, 2026 at 11:00AM ET. This market will resolve to 'Arseneault/Lacasse' if the team of Arseneault/Lacasse advances against Bains/Yamalapalli. This market will resolve to 'Bains/Yamalapalli' if the team of Bains/Yamalapalli advances against Arseneault/Lacasse. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 9, 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 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 WTA 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 often set initial lines based on statistical models and expert analysis, while this market allows anyone to trade on their beliefs. If a significant number of traders believe a sportsbook has mispriced an outcome, they can take the opposite position, driving the prediction market odds closer to what they perceive as the true probability. It's common to see discrepancies, especially before a lot of information becomes available, as this market incorporates a wider range of perspectives and information.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the likelihood of each outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information emerges, the prices adjust to reflect the collective assessment of the event's potential results. The market’s price is determined solely by supply and demand for shares, creating a dynamic and responsive pricing system.
This market resolves around Oct 2, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official results of the Porto doubles match, specifically which team – Arseneault/Lacasse or Bains/Yamalapalli – emerges as the victor. The platform will rely on widely accepted sources to determine the winning team, ensuring a transparent and accurate resolution process. Traders should monitor official announcements and results to understand how this market will ultimately be settled.
Several factors could influence the trading activity in this market. Any news regarding player injuries, changes in team strategy, or unexpected performance in preceding matches could shift trader sentiment. Publicly available analysis from tennis experts, updated rankings, or even weather conditions at the event location might also play a role. Significant shifts in betting volume, even without specific news, can also indicate changing market perceptions and cause price fluctuations. Monitoring these signals will be key to understanding potential movements in this market before it resolves.