TOTAL VOLUME:
$154.7b
24H VOL:
$279,496,801
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,923,931,766
416,910
Markets across
40,107
events
MATCHED EVENTS:
4,571
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 12, 8:34 AM EST
Polymarket
This market refers to the tennis match between Marie Weckerle and Sophie Johnstone in the W35 Birmingham, Qualifying, originally scheduled for October 12, 2026 at 5:00AM ET. This market will resolve to 'Marie Weckerle' if Marie Weckerle advances against Sophie Johnstone. This market will resolve to 'Sophie Johnstone' if Sophie Johnstone advances against Marie Weckerle. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 26, 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 Marie Weckerle and Sophie Johnstone in the W35 Birmingham, Qualifying, originally scheduled for October 12, 2026 at 5:00AM ET. This market will resolve to 'Marie Weckerle' if Marie Weckerle advances against Sophie Johnstone. This market will resolve to 'Sophie Johnstone' if Sophie Johnstone advances against Marie Weckerle. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 26, 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.
Often, prediction market odds offer a different perspective than traditional sportsbooks. While sportsbooks set lines to balance action and incorporate a profit margin, this market reflects the collective wisdom of traders who are incentivized to accurately predict the outcome. Discrepancies can arise due to differing information, biases, or simply variations in opinion. If significant differences exist between the odds on Polymarket and those offered by sportsbooks, it may indicate that traders possess information not yet fully priced into the sportsbook lines, or vice versa.
On Polymarket, this market is priced through a continuous auction mechanism, where traders buy and sell shares representing their belief in each outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. As more traders buy shares in a particular outcome, the price increases, reflecting a growing expectation of its likelihood. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market’s price is driven entirely by supply and demand, meaning it’s a direct reflection of what traders are willing to pay for exposure to each possible result in the Weckerle-Johnstone match.
This market resolves around Oct 19, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the W35 Birmingham match between Marie Weckerle and Sophie Johnstone. The platform will rely on publicly available and widely accepted sources to determine the winner. Traders holding shares in the winning outcome will be paid out according to the final market price at the time of resolution, while those holding shares in the losing outcome will forfeit their investment.
Several factors could influence the price of this market leading up to Oct 19, 2026. Any news regarding player form, injuries, or changes in playing conditions could significantly shift trader sentiment. Unexpected announcements about team strategies or even weather forecasts impacting the match could also cause movement. Furthermore, large trades on Polymarket itself can create short-term price fluctuations, as traders react to new information or attempt to capitalize on perceived mispricings. Monitoring these signals will be key to understanding how this market evolves.