TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 9, 3:00 PM EST
Polymarket
This market refers to the tennis match between Alexandra Vagramov and Maria Aytoyan in the ITF Women San Diego, originally scheduled for July 2, 2026 at 3:00PM ET. This market will resolve to 'Alexandra Vagramov' if Alexandra Vagramov advances against Maria Aytoyan. This market will resolve to 'Maria Aytoyan' if Maria Aytoyan advances against Alexandra Vagramov. 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 Alexandra Vagramov and Maria Aytoyan in the ITF Women San Diego, originally scheduled for July 2, 2026 at 3:00PM ET. This market will resolve to 'Alexandra Vagramov' if Alexandra Vagramov advances against Maria Aytoyan. This market will resolve to 'Maria Aytoyan' if Maria Aytoyan advances against Alexandra Vagramov. 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 lock in profit margins, while prediction markets aggregate trader beliefs through continuous price discovery. This market may show higher or lower implied probabilities than traditional sports betting sites, depending on information flow and trader conviction. Comparing the two can reveal where public opinion and professional oddsmakers disagree, offering perspective on consensus strength around the match outcome.
On Polymarket, traders set prices 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 outcome reflects the aggregate belief of all active traders, with shares trading between 0 and 100 cents based on perceived probability. Higher prices indicate stronger collective confidence in that result. Liquidity and trading volume influence how quickly prices adjust to new information, so periods of heavy trading may show sharper moves than quieter windows.
This market resolves around Jul 9, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on which player wins the ITF San Diego event. Resolution occurs after the match is officially completed and the winner is documented by recognized tennis authorities or news sources. Until that point, traders can continue to buy and sell shares as new information and match developments emerge.
Several factors may shift trader sentiment before resolution. Recent performance data, head-to-head records, and player rankings can influence expectations. Court conditions, surface preference, and injury reports closer to the match date often trigger repricing. Pre-match commentary from analysts and betting syndicates may also sway positions. Real-time match developments—such as early set results, momentum swings, or unexpected tactical adjustments—typically generate the most volatile price movements as traders update their beliefs about the likely winner.