TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 2, 6:01 AM EST
Polymarket
This market refers to the tennis match between Kelly Keller and Kristina Belkova in the W15 Monastir, Main Draw, originally scheduled for September 2, 2026 at 4:00AM ET. This market will resolve to 'Kelly Keller' if Kelly Keller advances against Kristina Belkova. This market will resolve to 'Kristina Belkova' if Kristina Belkova advances against Kelly Keller. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 16, 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 Kelly Keller and Kristina Belkova in the W15 Monastir, Main Draw, originally scheduled for September 2, 2026 at 4:00AM ET. This market will resolve to 'Kelly Keller' if Kelly Keller advances against Kristina Belkova. This market will resolve to 'Kristina Belkova' if Kristina Belkova advances against Kelly Keller. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 16, 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 reflect the wisdom of the crowd, often incorporating information and analysis beyond what's readily available in traditional sportsbook odds. While sportsbooks set lines based on their own models and risk assessment, this market allows anyone to participate and express their belief about the outcome. This can lead to discrepancies, with prediction markets sometimes offering more accurate probabilities, especially when there's strong public disagreement or access to specialized knowledge. However, sportsbook odds still represent a significant benchmark for comparison.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome of the Keller vs Belkova match. The price of a share directly reflects the implied probability of that outcome occurring. As more people buy shares in a particular outcome, its price increases, and vice versa. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market's price is determined solely by supply and demand from traders on Polymarket, creating a dynamic and real-time assessment of the event's potential results.
This market resolves around Sep 9, 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 Monastir tennis match between Kelly Keller and Kristina Belkova. The platform will rely on widely accepted sources to determine the winner, or if the match was completed, to verify the final result. The outcome will be determined by the official score reported by the tournament organizers.
Several factors could influence trading activity in this market. Any news regarding player form, injuries, or changes to playing conditions could shift the odds. Unexpected results in other matches involving either player might also impact trader sentiment. Furthermore, major shifts in public opinion, perhaps driven by expert analysis or social media discussion, could lead to increased volume and price movements. Ultimately, any information that alters perceptions of Kelly Keller's or Kristina Belkova's chances of winning will likely affect the market.