TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 22, 6:51 PM EST
Polymarket
This market refers to the tennis match between Martyna Ostrzygalo and Avery Alexander in the ITF Women Saskatoon, originally scheduled for July 22, 2026 at 1:00PM ET. This market will resolve to 'Martyna Ostrzygalo' if Martyna Ostrzygalo advances against Avery Alexander. This market will resolve to 'Avery Alexander' if Avery Alexander advances against Martyna Ostrzygalo. 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 Martyna Ostrzygalo and Avery Alexander in the ITF Women Saskatoon, originally scheduled for July 22, 2026 at 1:00PM ET. This market will resolve to 'Martyna Ostrzygalo' if Martyna Ostrzygalo advances against Avery Alexander. This market will resolve to 'Avery Alexander' if Avery Alexander advances against Martyna Ostrzygalo. 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 often differ from traditional sportsbook lines because they reflect the collective wisdom of traders rather than set odds from a bookmaker. In this market, the trader-driven price may show sharper movements based on new information, such as player injuries or weather updates. Sportsbook odds are typically more stable but can lag behind real-time shifts in trader sentiment.
This market resolves around Jul 29, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is based on the official match conclusion, and the platform will update the market accordingly once the information is widely available and confirmed.
Injuries, weather delays, or last-minute player changes could shift trader sentiment and move this market. Key updates such as recent match performances, tournament form, or even betting trends can also cause price swings. Any news that affects the perceived likelihood of each player winning will influence how traders price the outcome in the coming days.