TOTAL VOLUME:
$154.1b
24H VOL:
$172,394,893
24H TRANSACTIONS:
2,983,476,643
OPEN INTEREST:
$1,821,572,886
404,136
Markets across
40,075
events
MATCHED EVENTS:
4,369
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
This market refers to the doubles tennis match between Heinonen/Vrbensky and Pereira/Lopez in the Maia, originally scheduled for October 16, 2026 at 7:30AM ET. This market will resolve to 'Heinonen/Vrbensky' if the team of Heinonen/Vrbensky advances against Pereira/Lopez. This market will resolve to 'Pereira/Lopez' if the team of Pereira/Lopez advances against Heinonen/Vrbensky. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 30, 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 Heinonen/Vrbensky and Pereira/Lopez in the Maia, originally scheduled for October 16, 2026 at 7:30AM ET. This market will resolve to 'Heinonen/Vrbensky' if the team of Heinonen/Vrbensky advances against Pereira/Lopez. This market will resolve to 'Pereira/Lopez' if the team of Pereira/Lopez advances against Heinonen/Vrbensky. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 30, 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 represent a different perspective than those found at traditional sportsbooks. Sportsbooks often incorporate a 'vig' or commission into their odds, while prediction markets aim to reflect the true probability of an event occurring as assessed by traders. This can lead to differences in implied probabilities. It’s common to see prediction markets outperform sportsbook odds in accuracy, especially when a large number of participants contribute to the market. However, it's important to remember that both represent probabilities, and neither guarantees the actual outcome of the Maia doubles match.
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 implied probability of that outcome. As more traders buy shares in a particular outcome, its price increases, and vice versa. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market's price reflects the collective wisdom of the crowd, and any new information or shifts in sentiment can quickly impact the price of shares in this market. The current price reflects the aggregated assessment of all traders on Polymarket.
This market resolves around Oct 23, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Maia doubles match, as reported by the official tournament organizers. The winning team will determine the outcome of this market. Traders who correctly predicted the winning team will receive a payout based on the final share price at the time of resolution. The market will then close, and any remaining shares will be settled according to the final outcome.
Several signals could influence this market before Oct 23, 2026. Any news regarding player injuries, changes in team strategy, or even weather conditions could shift the perceived probabilities. Unexpected results in other matches leading up to the Maia doubles match could also impact trader sentiment. Furthermore, large trades by influential market participants could cause significant price movements. Public opinion and analysis from sports commentators might also play a role, though the market primarily reflects the views of traders on Polymarket.