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 20, 1:08 AM EST
Polymarket
This market tracks whether Ann Li will win by more than 4.5 games against Emerson Jones in their Japan Women's Open tennis match. Currently, Polymarket gives a 100.0% probability to Ann Li (-4.5) winning the game spread against Emerson Jones (+4.5). The resolution source for this market is the official WTA Tennis scores website at https://www.wtatennis.com/scores. Keep an eye on the originally scheduled match time of October 19, 2026 at 9:00PM ET, as this is when the outcome of the match – and therefore this market – will become clear.
This market refers to the tennis match between Ann Li and Emerson Jones in the Japan Women's Open, originally scheduled for October 19, 2026 at 9:00PM ET. This market will resolve to 'Ann Li' if Ann Li advances against Emerson Jones. This market will resolve to 'Emerson Jones' if Emerson Jones advances against Ann Li. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 2, 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 WTA Tour. A consensus of credible reporting may also be used.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks often set initial lines to balance action, while this market’s prices are driven purely by supply and demand among traders who are incentivized to be accurate. If a significant discrepancy exists, arbitrage opportunities may arise, where traders can profit by simultaneously betting on both platforms. However, it’s important to remember that both represent probabilities of the same event occurring, and discrepancies aren't uncommon.
This market resolves around Oct 27, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will depend on the official result of the Japan Women's Open match between Ann Li and Emerson Jones, as determined by the tournament organizers. The outcome will be based on who wins the match, and the result will be publicly available through official tournament channels. Traders will then be able to claim their winnings or fulfill their losing positions based on the final result.
Several factors could influence the price movement of this market. Any news regarding player form, injuries, or changes in playing conditions could significantly shift trader sentiment. Unexpected upsets in other matches within the tournament could also impact perceived probabilities. Furthermore, major shifts in public opinion, as reflected by analysis from sports commentators or updated betting odds from sportsbooks, could also contribute to price fluctuations. Ultimately, any information that alters the perceived likelihood of either player winning will likely move this market.