TOTAL VOLUME:
$154.4b
24H VOL:
$230,589,906
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,885,293,300
410,482
Markets across
40,213
events
MATCHED EVENTS:
4,340
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 21, 3:42 PM EST
Polymarket
This market refers to the doubles tennis match between Barrios/Villalon and Zeballos/Zormann in the Cali, originally scheduled for October 20, 2026 at 11:00AM ET. This market will resolve to 'Barrios/Villalon' if the team of Barrios/Villalon advances against Zeballos/Zormann. This market will resolve to 'Zeballos/Zormann' if the team of Zeballos/Zormann advances against Barrios/Villalon. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 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 Barrios/Villalon and Zeballos/Zormann in the Cali, originally scheduled for October 20, 2026 at 11:00AM ET. This market will resolve to 'Barrios/Villalon' if the team of Barrios/Villalon advances against Zeballos/Zormann. This market will resolve to 'Zeballos/Zormann' if the team of Zeballos/Zormann advances against Barrios/Villalon. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 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.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome. The price of a share directly reflects the probability of that outcome occurring, as perceived by the market participants. 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 price adjusts accordingly, providing a dynamic and real-time assessment of the likely result. The current price reflects the aggregated predictions of all traders on the platform.
This market resolves around Oct 27, 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 Cali doubles match between Barrios/Villalon and Zeballos/Zormann. This means determining which team ultimately wins the match according to the official tournament organizers. The platform will then verify the outcome against these sources to finalize the market and distribute payouts to winning traders.
Several factors could influence the price of this market before resolution. Any news regarding player injuries, changes in team strategy, or unexpected performance in preceding matches could shift trader sentiment. Weather conditions at the tournament location could also play a role, potentially affecting playing styles and match outcomes. Furthermore, significant shifts in public opinion or expert analysis regarding the teams' chances of winning could drive trading activity and alter the odds. Monitoring these signals will be key to understanding potential market movements.