TOTAL VOLUME:
$154.6b
24H VOL:
$333,432,169
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,971,286,090
419,492
Markets across
40,634
events
MATCHED EVENTS:
4,654
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 23, 10:32 PM EST
Polymarket
This market refers to the doubles tennis match between Oliveira/Rodrigues and Zeballos/Zormann in the Cali, originally scheduled for October 23, 2026 at 7:00PM ET. This market will resolve to 'Oliveira/Rodrigues' if the team of Oliveira/Rodrigues advances against Zeballos/Zormann. This market will resolve to 'Zeballos/Zormann' if the team of Zeballos/Zormann advances against Oliveira/Rodrigues. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 6, 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 Oliveira/Rodrigues and Zeballos/Zormann in the Cali, originally scheduled for October 23, 2026 at 7:00PM ET. This market will resolve to 'Oliveira/Rodrigues' if the team of Oliveira/Rodrigues advances against Zeballos/Zormann. This market will resolve to 'Zeballos/Zormann' if the team of Zeballos/Zormann advances against Oliveira/Rodrigues. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 6, 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.
Typically, prediction market odds reflect a different set of information and incentives than traditional sportsbook odds. Sportsbooks often incorporate a 'vig' or commission into their odds, and may be influenced by promotional considerations. This market, however, represents the collective wisdom of traders who have 'skin in the game', incentivized to accurately predict the outcome. While sportsbooks may initially set odds based on expert analysis and public perception, the prediction market can dynamically adjust as new information emerges and traders refine their assessments. It’s common to see differences between the two, reflecting differing viewpoints.
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 corresponds to 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. The more traders believe an outcome is likely, the higher the price of its shares will climb. Conversely, if sentiment shifts towards a different outcome, the price of those shares will increase while the others decrease. This dynamic pricing reflects the aggregated predictions of all traders involved.
This market resolves around Oct 30, 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 Oliveira/Rodrigues and Zeballos/Zormann. The platform will verify the result against publicly available sources to determine which team won the match and settle the market accordingly. Traders will then be able to claim their winnings or adjust their positions based on the final outcome.
Several factors could influence this market before it resolves. Any news regarding player form, injuries to either Oliveira, Rodrigues, Zeballos, or Zormann, or changes in playing conditions could shift trader sentiment. Unexpected results in earlier rounds of the tournament, or analysis suggesting a strategic advantage for one team over the other, could also cause movement. Even broader factors like weather forecasts impacting the match schedule could play a role. Ultimately, any information that alters the perceived probability of either team winning is likely to impact the price of shares in this market.