TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 27, 5:00 AM EST
Polymarket
This market refers to the tennis match between Yasmine Kabbaj and Deborah Chiesa in the Palermo, originally scheduled for July 20, 2026 at 5:00AM ET. This market will resolve to 'Yasmine Kabbaj' if Yasmine Kabbaj advances against Deborah Chiesa. This market will resolve to 'Deborah Chiesa' if Deborah Chiesa advances against Yasmine Kabbaj. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.
This market refers to the tennis match between Yasmine Kabbaj and Deborah Chiesa in the Palermo, originally scheduled for July 20, 2026 at 5:00AM ET. This market will resolve to 'Yasmine Kabbaj' if Yasmine Kabbaj advances against Deborah Chiesa. This market will resolve to 'Deborah Chiesa' if Deborah Chiesa advances against Yasmine Kabbaj. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. This market may show odds that differ from traditional betting sites, offering an alternative view of the match's likely result. Comparing the two can reveal where consensus is strongest or where informed traders see value.
On Polymarket, this market is priced through an automated market maker that adjusts odds based on the volume and direction of trades. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders buy or sell shares representing each possible outcome, and the price reflects the collective probability estimate at any given moment. As more capital flows into one outcome, its price rises and the opposing outcome's price falls, creating a continuous price discovery mechanism that updates in real time.
This market resolves around Jul 27, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official match result—whether Kabbaj or Chiesa wins. Traders holding shares in the correct outcome receive their payout once the event is settled, while incorrect positions expire worthless. The resolution hinges on the match being completed and the winner being officially recorded.
Several factors could shift odds before the match takes place. Player injuries, recent form changes, or withdrawal announcements would trigger sharp repricing. Court surface conditions, weather forecasts, and head-to-head history may also influence trader positioning. News about either player's fitness, mental state, or recent tournament results can spark trading activity. Close matches between ranked opponents often see volatile price swings as new information surfaces, so monitoring player updates and pre-match commentary is key to understanding market moves.