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: Sep 1, 7:14 PM EST
Polymarket
This market refers to the tennis match between Anastasia Potapova and Darja Semenistaja in the US Open WTA, originally scheduled for September 1, 2026 at 1:00PM ET. This market will resolve to 'Anastasia Potapova' if Anastasia Potapova advances against Darja Semenistaja. This market will resolve to 'Darja Semenistaja' if Darja Semenistaja advances against Anastasia Potapova. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 15, 2026, 11:59 PM ET (14 days after the scheduled start), 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 WTA Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Anastasia Potapova and Darja Semenistaja in the US Open WTA, originally scheduled for September 1, 2026 at 1:00PM ET. This market will resolve to 'Anastasia Potapova' if Anastasia Potapova advances against Darja Semenistaja. This market will resolve to 'Darja Semenistaja' if Darja Semenistaja advances against Anastasia Potapova. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 15, 2026, 11:59 PM ET (14 days after the scheduled start), 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 WTA Tour. A consensus of credible reporting may also be used.
Prediction market odds in this market often differ from traditional sportsbook lines due to trader sentiment and market dynamics. While sportsbooks may set lines based on analytics and risk management, prediction markets reflect the collective wisdom of participants, which can create variance in implied probabilities. Traders should compare both sources to spot potential value or shifts in expectations before the match.
This market resolves around Sep 8, 2026, with the outcome confirmed once the match result is verifiable from credible public reporting. The winner is determined by official tournament results, and the market will close shortly after the final point is played and widely reported. Timing depends on when authoritative news sources and tournament organizers announce the result.
Injuries, weather delays, or last-minute player withdrawals could shift this market significantly. Strong performances in warm-up matches, media commentary, or betting trends may also sway trader sentiment. As the tournament progresses, any update affecting the players’ form or conditions will be closely watched by participants, potentially moving prices rapidly in the final days before Sep 8, 2026.