TOTAL VOLUME:
$154.7b
24H VOL:
$279,496,801
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,923,931,766
416,910
Markets across
40,107
events
MATCHED EVENTS:
4,571
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 22, 8:38 PM EST
Polymarket
This market refers to the doubles tennis match between Aboian/Serna and Arias/Carou in the Cali, originally scheduled for October 20, 2026 at 11:00AM ET. This market will resolve to 'Aboian/Serna' if the team of Aboian/Serna advances against Arias/Carou. This market will resolve to 'Arias/Carou' if the team of Arias/Carou advances against Aboian/Serna. 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 Aboian/Serna and Arias/Carou in the Cali, originally scheduled for October 20, 2026 at 11:00AM ET. This market will resolve to 'Aboian/Serna' if the team of Aboian/Serna advances against Arias/Carou. This market will resolve to 'Arias/Carou' if the team of Arias/Carou advances against Aboian/Serna. 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.
Generally, prediction market odds tend to reflect a broader range of information and participant perspectives than traditional sportsbook odds. Sportsbooks often set lines based on their own modeling and risk assessment, while this market aggregates the wisdom of the crowd. Discrepancies can arise due to differing opinions on factors influencing the match, such as player form, recent performance, or even external factors like weather. Comparing the two can be a useful exercise for informed decision-making, but it’s important to remember they represent different approaches to forecasting the event's outcome.
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, the prices adjust to reflect the collective assessment of the match's potential results. This dynamic pricing ensures that the market odds are constantly updated based on the latest information and sentiment. The current top outcome, as indicated by share price, is the completion of the match with Aboian/Serna vs Arias/Carou.
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 Aboian/Serna and Arias/Carou. The platform will verify the result against publicly available sources to determine which outcome is declared the winner. Traders holding shares in the winning outcome will be entitled to a payout, while those holding shares in the losing outcome will forfeit their investment.
Several signals could influence the price movement of this market before Oct 27, 2026. Any news regarding player injuries, changes in team strategy, or unexpected performance in preceding matches could significantly shift trader sentiment. External factors, such as weather conditions impacting the match, could also play a role. Furthermore, large trading volume from informed participants could indicate a change in expectations, causing the odds to adjust accordingly. Monitoring these signals and analyzing their potential impact is crucial for understanding the market's dynamics.