TOTAL VOLUME:
$154.8b
24H VOL:
$277,138,640
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,905,404,943
412,077
Markets across
39,838
events
MATCHED EVENTS:
4,526
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 20, 11:35 AM EST
Polymarket
This market refers to the doubles tennis match between Barrientos/Pel and Melo/Smith in the European Open, originally scheduled for October 20, 2026 at 4:00AM ET. This market will resolve to 'Barrientos/Pel' if the team of Barrientos/Pel advances against Melo/Smith. This market will resolve to 'Melo/Smith' if the team of Melo/Smith advances against Barrientos/Pel. 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 Barrientos/Pel and Melo/Smith in the European Open, originally scheduled for October 20, 2026 at 4:00AM ET. This market will resolve to 'Barrientos/Pel' if the team of Barrientos/Pel advances against Melo/Smith. This market will resolve to 'Melo/Smith' if the team of Melo/Smith advances against Barrientos/Pel. 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.
Prediction market odds often reflect the collective wisdom of a diverse group of traders, potentially offering a different perspective than traditional sportsbooks. Sportsbooks set their odds based on statistical models and expert analysis, while this market is driven by real-money bets and evolving information. Discrepancies can arise due to differing opinions on player form, injury news, or even subtle strategic advantages. It's common to see prediction markets react more quickly to new information than sportsbooks, leading to odds adjustments.
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 who believe in a particular outcome, the higher the price of its corresponding shares will climb. This dynamic pricing system allows the market to quickly incorporate new information and adjust probabilities in real-time, reflecting the collective intelligence of the crowd.
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 European Open doubles match between Barrientos/Pel and Melo/Smith. The winning pair, as determined by the tournament organizers and reported by reputable sports news sources, will define the outcome of this market. It’s important to note that the official tournament results are the sole determinant of resolution.
Several factors could influence the price movement of this market before resolution. Any news regarding player injuries, changes in team strategy, or even weather conditions impacting the match could shift trader sentiment. Unexpected results in earlier rounds of the tournament, or strong performances from either team in other matches, could also trigger significant price changes. Real-time updates during the match itself, such as breaks in serve or key point wins, might also cause fluctuations as traders react to the unfolding events.