TOTAL VOLUME:
$154.5b
24H VOL:
$271,200,656
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,922,627,141
420,368
Markets across
40,352
events
MATCHED EVENTS:
4,484
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 15, 1:22 PM EST
Polymarket
This market refers to the doubles tennis match between Gurri/Izquierdo and Jecan/Kielan in the Maia, originally scheduled for October 15, 2026 at 10:30AM ET. This market will resolve to 'Gurri/Izquierdo' if the team of Gurri/Izquierdo advances against Jecan/Kielan. This market will resolve to 'Jecan/Kielan' if the team of Jecan/Kielan advances against Gurri/Izquierdo. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 29, 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 Gurri/Izquierdo and Jecan/Kielan in the Maia, originally scheduled for October 15, 2026 at 10:30AM ET. This market will resolve to 'Gurri/Izquierdo' if the team of Gurri/Izquierdo advances against Jecan/Kielan. This market will resolve to 'Jecan/Kielan' if the team of Jecan/Kielan advances against Gurri/Izquierdo. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 29, 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 perspective than those found at traditional sportsbooks. Sportsbooks typically incorporate a 'vig' or commission into their odds, ensuring a profit margin, whereas this market allows traders to directly assess probabilities. If a large number of traders believe one outcome is more likely, the odds will shift accordingly, potentially diverging from sportsbook lines. This can occur because prediction markets aggregate diverse opinions and are less susceptible to biases inherent in sportsbook modeling. It’s common to see differences, especially as new information emerges.
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 reflects 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 becomes available, the prices adjust, providing a dynamic assessment of the match’s potential result. The market’s price is determined solely by supply and demand among traders on Polymarket.
This market resolves around Oct 22, 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 Maia doubles match between Gurri/Izquierdo and Jecan/Kielan. The winning team, as determined by the official tournament organizers, will dictate the settlement of this market. Traders will then be able to claim their winnings or adjust their strategies based on the final result.
Several factors could influence the price of this market before it resolves. Any news regarding player injuries, changes in team strategy, or even weather conditions affecting the match could cause shifts in trader sentiment. Unexpected upsets in earlier rounds of the tournament or strong performances by either team in other matches could also impact the market. Furthermore, large trades by influential traders on Polymarket can create short-term price movements, reflecting a change in perceived probability.