TOTAL VOLUME:
$154.8b
24H VOL:
$245,601,049
24H TRANSACTIONS:
2,985,204,718
OPEN INTEREST:
$1,897,405,322
408,349
Markets across
39,583
events
MATCHED EVENTS:
4,443
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 8, 8:08 PM EST
Polymarket
This market refers to the doubles tennis match between Couto/Ribero and Casanova/Villanueva in the Antofagasta, originally scheduled for October 8, 2026 at 5:00PM ET. This market will resolve to 'Couto/Ribero' if the team of Couto/Ribero advances against Casanova/Villanueva. This market will resolve to 'Casanova/Villanueva' if the team of Casanova/Villanueva advances against Couto/Ribero. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 22, 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 Couto/Ribero and Casanova/Villanueva in the Antofagasta, originally scheduled for October 8, 2026 at 5:00PM ET. This market will resolve to 'Couto/Ribero' if the team of Couto/Ribero advances against Casanova/Villanueva. This market will resolve to 'Casanova/Villanueva' if the team of Casanova/Villanueva advances against Couto/Ribero. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 22, 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 the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks often set initial lines based on statistical models and expert analysis, while this market allows anyone to trade and express their opinion, potentially leading to different probabilities. If sportsbook odds heavily favor one outcome, but trading activity on Polymarket suggests a more uncertain result, that could indicate a discrepancy worth investigating. It’s important to remember that both represent probabilities, but are derived through different mechanisms and participant pools.
On Polymarket, this market is priced through a continuous trading mechanism where users buy and sell shares representing their belief in the outcome. The price of these shares directly reflects 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 and new information becomes available, the price adjusts accordingly, providing a dynamic assessment of the event’s potential results. The current price indicates what traders collectively believe is the likelihood of the specified outcome in the Antofagasta doubles match.
This market resolves around Oct 15, 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 Antofagasta doubles match between Couto/Ribero and Casanova/Villanueva. The platform will verify the result against publicly available sources to determine the winning outcome. Traders who correctly predicted the result will be paid out according to the final share price at resolution, while those who bet on the losing outcome will forfeit their shares.
Several factors could influence trading activity and shift the odds in this market. Any news regarding player injuries, changes in team strategy, or even weather conditions impacting the match could prompt traders to reassess their positions. Unexpected performance in preceding matches or significant shifts in public opinion could also drive price movements. Major upsets in other related tournaments might also influence sentiment. Monitoring these signals and analyzing their potential impact is key to understanding how this market might evolve before it resolves.