TOTAL VOLUME:
$154.4b
24H VOL:
$290,393,159
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,944,100,805
420,493
Markets across
40,511
events
MATCHED EVENTS:
4,612
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 17, 10:21 PM EST
Polymarket
This market refers to the doubles tennis match between Hidalgo/Kestelboim and Miguel/Ribeiro in the Santa Cruz 2, originally scheduled for October 17, 2026 at 6:00PM ET. This market will resolve to 'Hidalgo/Kestelboim' if the team of Hidalgo/Kestelboim advances against Miguel/Ribeiro. This market will resolve to 'Miguel/Ribeiro' if the team of Miguel/Ribeiro advances against Hidalgo/Kestelboim. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 31, 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 Hidalgo/Kestelboim and Miguel/Ribeiro in the Santa Cruz 2, originally scheduled for October 17, 2026 at 6:00PM ET. This market will resolve to 'Hidalgo/Kestelboim' if the team of Hidalgo/Kestelboim advances against Miguel/Ribeiro. This market will resolve to 'Miguel/Ribeiro' if the team of Miguel/Ribeiro advances against Hidalgo/Kestelboim. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 31, 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 wisdom-of-the-crowd perspective, often differing from initial sportsbook offerings. Sportsbooks set lines based on their own models and need to account for profit margins, while this market relies on the collective insights of traders. While sportsbook odds may initially be more readily available, this market can sometimes offer more accurate probabilities as the event approaches and more information becomes available. It's common to see the probabilities in this market shift as new data emerges and traders adjust their positions.
This market resolves around Oct 24, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Santa Cruz doubles match between Hidalgo/Kestelboim and Miguel/Ribeiro. The platform will verify the result against widely available sources to determine which team won the match. Traders holding shares in the winning outcome will receive a payout, while those holding shares in the losing outcome will forfeit their investment.
Several factors could influence trading activity in this market leading up to Oct 24, 2026. Any news regarding player injuries, changes in team strategy, or even weather conditions impacting the match could shift trader sentiment. Unexpected results in other matches involving these players, or even broader trends in tennis performance, could also play a role. Significant volume spikes, driven by informed traders reacting to new information, are often a strong signal of potential market movement. Monitoring these factors can help anticipate changes in the probabilities offered in this market.