TOTAL VOLUME:
$154.5b
24H VOL:
$271,200,656
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,922,627,141
420,368
Markets across
40,352
events
MATCHED EVENTS:
4,484
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 13, 12:27 PM EST
Polymarket
This market refers to the tennis match between Sophia Santos and Marjorie Souza in the W15 Maceio, Main Draw, originally scheduled for October 13, 2026 at 9:00AM ET. This market will resolve to 'Sophia Santos' if Sophia Santos advances against Marjorie Souza. This market will resolve to 'Marjorie Souza' if Marjorie Souza advances against Sophia Santos. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 27, 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 player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Sophia Santos and Marjorie Souza in the W15 Maceio, Main Draw, originally scheduled for October 13, 2026 at 9:00AM ET. This market will resolve to 'Sophia Santos' if Sophia Santos advances against Marjorie Souza. This market will resolve to 'Marjorie Souza' if Marjorie Souza advances against Sophia Santos. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 27, 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 player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds often reflect a different kind of wisdom than those found at sportsbooks. Sportsbooks set lines to balance action and incorporate a profit margin, while this market represents the collective forecast of informed traders. Frequently, prediction markets can offer more accurate probabilities, especially when a large volume of trading occurs. However, sportsbook odds can be useful for identifying potential value discrepancies. It’s important to remember that both represent probabilities, but are derived from different methodologies and incentives. Comparing the two can provide a more comprehensive view of the likely outcome.
This market resolves around Oct 20, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will depend on the official result of the W15 Maceio match between Sophia Santos and Marjorie Souza. The platform will look to established sports news sources and official tournament results to determine the winner. Traders will be able to claim their winnings once the outcome is officially verified and reported. It’s important to monitor news sources leading up to and following the match to understand the resolution process.
Several factors could influence this market before it resolves. Any news regarding player injuries, changes in playing conditions, or updates on team strategies could shift the perceived probabilities. Unexpected results in other matches involving these players could also impact the market. Furthermore, significant trading volume driven by new information or a change in sentiment among traders could cause price fluctuations. Monitoring sports news, social media, and the trading activity on Polymarket will be crucial for understanding potential market movements.