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$154.4b
24H VOL:
$235,918,089
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2,984,028,936
OPEN INTEREST:
$1,884,820,873
413,109
Markets across
40,428
events
MATCHED EVENTS:
4,364
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 29, 4:14 PM EST
Polymarket
This market refers to the tennis match between Melissa Boyden and Josefina Estevez in the W15 Neuquén, Main Draw, originally scheduled for October 29, 2026 at 10:00AM ET. This market will resolve to 'Melissa Boyden' if Melissa Boyden advances against Josefina Estevez. This market will resolve to 'Josefina Estevez' if Josefina Estevez advances against Melissa Boyden. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 12, 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 Melissa Boyden and Josefina Estevez in the W15 Neuquén, Main Draw, originally scheduled for October 29, 2026 at 10:00AM ET. This market will resolve to 'Melissa Boyden' if Melissa Boyden advances against Josefina Estevez. This market will resolve to 'Josefina Estevez' if Josefina Estevez advances against Melissa Boyden. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 12, 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.
Typically, prediction market odds offer a different perspective than those found at traditional sportsbooks. Sportsbooks often incorporate a 'vig' or commission into their odds, which represents their profit margin. This market, driven by the collective wisdom of traders, aims to represent the true probabilities of each outcome. While sportsbooks may initially set odds based on expert analysis, this market evolves as more information and opinions are factored in by participants. It’s common to see discrepancies, with prediction markets sometimes offering more accurate forecasts, particularly as the event approaches.
On Polymarket, this market is priced through a continuous auction mechanism. Traders buy and sell shares representing their belief in the likelihood of each outcome. As more shares are traded, the price of each share adjusts to reflect the current market consensus. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of a share directly corresponds to the implied probability of that outcome occurring. For example, a share priced at 60 means there's a 60% implied probability of that outcome. The market is driven entirely by supply and demand; traders are incentivized to provide accurate predictions.
This market resolves around Nov 5, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the W15 Neuquén tennis match between Melissa Boyden and Josefina Estevez. The platform will verify the winner based on publicly available sources, such as official tournament websites and sports news outlets. The outcome will be determined by which player is officially declared the winner of the match according to these sources, and shares will be settled accordingly.
Several factors could influence the trading activity in this market. Any news regarding player form, such as injury reports or recent match results for either Melissa Boyden or Josefina Estevez, could significantly shift the odds. Changes in weather conditions at the tournament location could also play a role, as certain players may perform better in specific conditions. Unexpected announcements related to the tournament itself, or even broader tennis news, could also cause fluctuations in the market. Ultimately, any information that alters perceptions of each player’s chances of winning can move this market.