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: Aug 18, 1:54 AM EST
Polymarket
This market refers to the tennis match between Onyu Choi and Anastasia Efremova in the ITF W15 Tianjin 3 Women, Qualifying, originally scheduled for August 17, 2026 at 10:00PM ET. This market will resolve to 'Onyu Choi' if Onyu Choi advances against Anastasia Efremova. This market will resolve to 'Anastasia Efremova' if Anastasia Efremova advances against Onyu Choi. 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 Onyu Choi and Anastasia Efremova in the ITF W15 Tianjin 3 Women, Qualifying, originally scheduled for August 17, 2026 at 10:00PM ET. This market will resolve to 'Onyu Choi' if Onyu Choi advances against Anastasia Efremova. This market will resolve to 'Anastasia Efremova' if Anastasia Efremova advances against Onyu Choi. 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 resolves around Aug 25, 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 contract pays out to the holder of the correct outcome once the data is publicly confirmed and immutable.
Key signals that could shift this market include player injuries, changes in form or performance leading up to the event, weather conditions on match day, and any last-minute tournament updates such as seeding changes or scheduling adjustments. Each of these can cause rapid reevaluation of the odds by traders on Polymarket.