TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 20, 4:30 AM EST
Polymarket
This market refers to the tennis match between Francesca Jones and Dalila Spiteri in the Rome, originally scheduled for July 13, 2026 at 4:30AM ET. This market will resolve to 'Francesca Jones' if Francesca Jones advances against Dalila Spiteri. This market will resolve to 'Dalila Spiteri' if Dalila Spiteri advances against Francesca Jones. 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 Francesca Jones and Dalila Spiteri in the Rome, originally scheduled for July 13, 2026 at 4:30AM ET. This market will resolve to 'Francesca Jones' if Francesca Jones advances against Dalila Spiteri. This market will resolve to 'Dalila Spiteri' if Dalila Spiteri advances against Francesca Jones. 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 traditional 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 collective beliefs of traders risking real capital. This market may show higher or lower implied probabilities than major sportsbooks, depending on whether traders here perceive an edge that bookmakers have missed or mispriced. Comparing the two can reveal valuable discrepancies for informed bettors.
On Polymarket, this market is priced through an automated market maker that calculates odds based on the ratio of shares held in each outcome pool. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As traders buy shares backing one player, the price of that outcome rises and the opposing outcome falls, creating a continuous price discovery mechanism. The current odds reflect the aggregate confidence of all active traders and update in real time as new positions are entered or closed.
This market resolves around Jul 20, 2026, once the match concludes and the result is verified against credible public sources. The outcome is determined by which player wins the completed match in Rome. Until that point, prices will fluctuate as traders react to pre-match news, player updates, and betting sentiment. After resolution, traders holding shares in the winning outcome receive their payout.
Several factors may shift trader sentiment before the match takes place. Announcements regarding player injuries, withdrawals, or fitness updates can trigger sharp price swings. Changes in court conditions, weather forecasts, or recent head-to-head records may also influence perception of each player's chances. Media coverage, expert analysis, and shifts in betting patterns at major sportsbooks can prompt traders to reassess their positions. Late-breaking news about either competitor's form or mental state could cause notable repricing in the final hours before play begins.