TOTAL VOLUME:
$154.4b
24H VOL:
$235,918,089
24H TRANSACTIONS:
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 13, 10:05 AM EST
Polymarket
This market refers to the tennis match between Edie Griffiths and Lois Newberry in the W35 Birmingham, Main Draw, originally scheduled for October 13, 2026 at 6:00AM ET. This market will resolve to 'Edie Griffiths' if Edie Griffiths advances against Lois Newberry. This market will resolve to 'Lois Newberry' if Lois Newberry advances against Edie Griffiths. 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 Edie Griffiths and Lois Newberry in the W35 Birmingham, Main Draw, originally scheduled for October 13, 2026 at 6:00AM ET. This market will resolve to 'Edie Griffiths' if Edie Griffiths advances against Lois Newberry. This market will resolve to 'Lois Newberry' if Lois Newberry advances against Edie Griffiths. 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 the collective wisdom of a diverse group of bettors, potentially offering a different perspective than traditional sportsbooks. Sportsbooks set their lines based on their own models and risk management, while this market is driven by individual traders’ beliefs. It’s common to see discrepancies between the two, especially before a significant amount of volume is traded. Analyzing these differences can be valuable for identifying potentially mispriced opportunities, though it’s important to remember that both represent probabilities of the same event.
On Polymarket, this market is priced through a continuous auction mechanism, where traders buy and sell shares representing their belief in the outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. As more traders participate, the price adjusts to reflect the collective assessment of the event. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. This dynamic pricing ensures that the market remains responsive to new information and changing sentiment surrounding the Griffiths vs Newberry match. The current volume traded is $329.
This market resolves around Oct 20, 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 W35 Birmingham match between Edie Griffiths and Lois Newberry. Any official announcements or results released by the governing body of the competition will be used to determine the winning outcome. The platform will verify the result against these sources to ensure accuracy and transparency for all traders participating in this market.
Several factors could influence the price of this market before Oct 20, 2026. Any news regarding player injuries, changes in playing conditions, or significant shifts in public perception could all cause the odds to move. Unexpected announcements about team strategies or player form could also impact trading activity. Furthermore, large trades on Polymarket itself can create short-term price fluctuations, as traders react to new information or attempt to capitalize on perceived opportunities. Monitoring these signals will be key to understanding how this market evolves.