TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 8, 3:15 PM EST
Polymarket
This market refers to the tennis match between Paola Lopez and Paulina Montiel in the ITF Women San Diego, originally scheduled for July 1, 2026 at 3:15PM ET. This market will resolve to 'Paola Lopez' if Paola Lopez advances against Paulina Montiel. This market will resolve to 'Paulina Montiel' if Paulina Montiel advances against Paola Lopez. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Paola Lopez and Paulina Montiel in the ITF Women San Diego, originally scheduled for July 1, 2026 at 3:15PM ET. This market will resolve to 'Paola Lopez' if Paola Lopez advances against Paulina Montiel. This market will resolve to 'Paulina Montiel' if Paulina Montiel advances against Paola Lopez. 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 International Tennis Federation (ITF). 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 protect their margins, while prediction markets like this one are driven by trader consensus without a built-in house edge. Prediction markets can sometimes offer sharper, more efficient pricing because participants have direct financial exposure to accuracy. However, sportsbooks may move faster on breaking news. Comparing the two can reveal where smart money disagrees and highlight potential mispricings in either venue.
On Polymarket, traders set the odds by buying and selling outcome shares in an automated market maker system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share reflects the collective assessment of all active traders, with the current implied probability visible in real time. As new information emerges—such as player form, head-to-head records, or court conditions—traders adjust their positions, causing prices to shift. The more capital flowing into a particular outcome, the higher its price climbs, creating a dynamic equilibrium that balances supply and demand throughout the trading window.
This market resolves around Jul 8, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome is determined by the official match result as recorded by the ITF and confirmed through established sports data sources. No ambiguity typically surrounds tennis match outcomes, making resolution straightforward. Traders should monitor the event schedule and any last-minute changes, such as withdrawals or postponements, which could affect settlement timing.
Several factors could shift trader sentiment before the match plays out. Injury announcements or fitness updates for either player would trigger immediate repricing, as would recent tournament results or head-to-head performance data. Court surface conditions, weather forecasts, and player form leading up to the event also influence expectations. Betting news from sportsbooks or sharp money movements can signal new information to the prediction market. Additionally, any changes to the match schedule or player availability could prompt rapid adjustments as traders reassess their positions.