TOTAL VOLUME:
$154.6b
24H VOL:
$323,326,361
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,969,435,260
419,363
Markets across
40,411
events
MATCHED EVENTS:
4,612
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 28, 6:35 PM EST
Polymarket
This market refers to the doubles tennis match between Jans/Vliegen and Exsted/Woestendick in the Sioux Falls, originally scheduled for October 27, 2026 at 11:00AM ET. This market will resolve to 'Jans/Vliegen' if the team of Jans/Vliegen advances against Exsted/Woestendick. This market will resolve to 'Exsted/Woestendick' if the team of Exsted/Woestendick advances against Jans/Vliegen. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 10, 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the doubles tennis match between Jans/Vliegen and Exsted/Woestendick in the Sioux Falls, originally scheduled for October 27, 2026 at 11:00AM ET. This market will resolve to 'Jans/Vliegen' if the team of Jans/Vliegen advances against Exsted/Woestendick. This market will resolve to 'Exsted/Woestendick' if the team of Exsted/Woestendick advances against Jans/Vliegen. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 10, 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 ATP Tour. A consensus of credible reporting may also be used.
Often, prediction market odds reflect a different set of information and incentives than those found at traditional sportsbooks. Sportsbooks typically set lines to balance action and incorporate a profit margin, while this market aggregates the collective wisdom of traders who are incentivized to accurately predict the outcome. This can lead to notable differences in probabilities, especially as new information becomes available or public sentiment shifts. It's common to see prediction markets react more quickly to breaking news or changes in player form than traditional betting venues.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the likelihood of a specific 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 express their views, the price adjusts to reflect the collective assessment of the event's potential results. This dynamic pricing ensures the market remains responsive to new information and evolving expectations regarding the Sioux Falls doubles match.
This market resolves around Nov 3, 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 Sioux Falls doubles match between Jans/Vliegen and Exsted/Woestendick. The winning team, as determined by the official tournament organizers, will dictate the settlement of this market. Traders will be able to see the final result reflected in their account balances shortly after the official announcement.
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 significantly shift trader sentiment. Weather conditions on the day of the match, or even a perceived advantage based on court surface, could also play a role. Unexpected upsets in other matches within the tournament could also indirectly affect confidence in the players involved in the Sioux Falls doubles match, leading to fluctuations in the market’s price.