TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 22, 3:00 AM EST
Polymarket
This market refers to the tennis match between Anna Sedysheva and Aisulu Zholbolat in the ITF Women Astana, originally scheduled for July 15, 2026 at 3:00AM ET. This market will resolve to 'Anna Sedysheva' if Anna Sedysheva advances against Aisulu Zholbolat. This market will resolve to 'Aisulu Zholbolat' if Aisulu Zholbolat advances against Anna Sedysheva. 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 Anna Sedysheva and Aisulu Zholbolat in the ITF Women Astana, originally scheduled for July 15, 2026 at 3:00AM ET. This market will resolve to 'Anna Sedysheva' if Anna Sedysheva advances against Aisulu Zholbolat. This market will resolve to 'Aisulu Zholbolat' if Aisulu Zholbolat advances against Anna Sedysheva. 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 manage risk, while prediction markets let traders freely price outcomes based on their own research and beliefs. For this market, comparing the implied probability here to major sportsbook lines can reveal where professional bettors and retail traders disagree on the likely winner, potentially highlighting value or consensus gaps worth investigating.
On Polymarket, this market is priced through an automated market maker that converts trader activity into real-time odds. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each outcome share trades between 0 and 100 cents, with the price reflecting the collective belief of all participants. As traders buy or sell shares, the price adjusts instantly, ensuring the market stays responsive to new information and shifting expectations about the match result.
This market resolves around Jul 22, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The winning outcome is determined by the actual result of the match—whether Sedysheva or Zholbolat prevails. Once the match concludes and the result is officially recorded, the market settles accordingly, paying out holders of the correct outcome share.
Several factors can shift odds before the match takes place. Recent player form, head-to-head records, court surface preference, and injury updates are key catalysts. Tournament seeding, draw position, and pre-match commentary from analysts can also influence trader sentiment. Weather conditions, travel schedules, and any last-minute lineup changes announced closer to the event date may trigger sharp price moves as new information reaches the market and participants reassess their positions.