TOTAL VOLUME:
$154.3b
24H VOL:
$228,458,490
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,879,276,037
410,833
Markets across
40,345
events
MATCHED EVENTS:
4,363
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 27, 4:48 PM EST
Polymarket
This market refers to the tennis match between Kelly Keller and Scarlett Fagan in the W15 Sumter, SC, Main Draw, originally scheduled for October 27, 2026 at 1:00PM ET. This market will resolve to 'Kelly Keller' if Kelly Keller advances against Scarlett Fagan. This market will resolve to 'Scarlett Fagan' if Scarlett Fagan 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 November 10, 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 Scarlett Fagan in the W15 Sumter, SC, Main Draw, originally scheduled for October 27, 2026 at 1:00PM ET. This market will resolve to 'Kelly Keller' if Kelly Keller advances against Scarlett Fagan. This market will resolve to 'Scarlett Fagan' if Scarlett Fagan 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 November 10, 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 the collective wisdom of a diverse group of forecasters, potentially offering a different perspective than traditional sportsbooks. Sportsbooks typically set odds based on statistical models and expert analysis, while this market allows anyone to participate and express their beliefs. It’s common to see discrepancies between the two, especially when there's significant public interest or uncertainty surrounding an event. These differences can arise from varying information sources, risk assessments, or simply differing opinions among bettors and market participants. Examining both can provide a more comprehensive view of potential outcomes.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the likelihood of each outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. As more traders participate, the market price adjusts to reflect the aggregated sentiment. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price movements are driven by supply and demand – if many traders believe an outcome is likely, they will buy shares, driving up the price, and vice versa. This dynamic pricing ensures the market reflects the most up-to-date collective prediction.
This market resolves around Nov 3, 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 Keller vs Fagan match, as reported by a recognized sports authority. The platform will verify the result against established sources to ensure accuracy and fairness. Traders who correctly predicted the outcome will be entitled to a payout based on the final market price at resolution. The timing of the resolution is dependent on the official reporting of the match results.
Several signals or events could influence this market before Nov 3, 2026. Any news regarding player injuries, changes in coaching strategies, or unexpected developments in training could shift the perceived probabilities. Public sentiment, reflected in social media discussions or expert analysis, can also impact trading activity. Furthermore, significant betting activity from informed traders could cause noticeable price movements. Unexpected weather conditions or any controversies surrounding the match could also serve as catalysts for changes in the market, as traders reassess the likelihood of different outcomes.