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: Sep 21, 10:31 PM EST
Polymarket
This market refers to the tennis match between Jenna DeFalco and Anita Sahdiieva in the W50 Berkeley, CA, Qualifying, originally scheduled for September 21, 2026 at 4:30PM ET. This market will resolve to 'Jenna DeFalco' if Jenna DeFalco advances against Anita Sahdiieva. This market will resolve to 'Anita Sahdiieva' if Anita Sahdiieva advances against Jenna DeFalco. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 5, 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Jenna DeFalco and Anita Sahdiieva in the W50 Berkeley, CA, Qualifying, originally scheduled for September 21, 2026 at 4:30PM ET. This market will resolve to 'Jenna DeFalco' if Jenna DeFalco advances against Anita Sahdiieva. This market will resolve to 'Anita Sahdiieva' if Anita Sahdiieva advances against Jenna DeFalco. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 5, 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds often reflect the collective wisdom of a diverse group of traders, potentially differing from those set by sportsbooks. Sportsbooks typically establish initial lines based on statistical models and expert analysis, while this market allows anyone to express their belief about the outcome, leading to a dynamic price discovery process. If there's a significant discrepancy, it could indicate that the crowd believes a different outcome is more likely than implied by traditional betting markets. It's important to note that prediction market odds can be influenced by factors beyond just the probability of an event.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome of the DeFalco vs Sahdiieva match. The price of these shares fluctuates based on supply and demand, effectively creating a real-time probability assessment. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The closer the match gets, the more sensitive the price becomes to new information and trading activity. This dynamic pricing reflects the aggregated insights of all participants, offering a unique perspective on the event's potential result.
This market resolves around Sep 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the DeFalco vs Sahdiieva match as reported by the governing sporting body. The platform will verify the result against established sources to ensure accuracy and transparency. Traders will then be able to claim their winnings or adjust their positions based on the confirmed outcome. It’s important to monitor the event’s progress as the resolution date approaches.
Several signals could influence trading activity in this market before Sep 28, 2026. Any news regarding player injuries, changes in coaching strategies, or unexpected performance in preceding matches could significantly shift the odds. Public sentiment, as reflected in social media or expert analysis, can also play a role. Furthermore, major shifts in trading volume, even without specific news, can indicate a change in market confidence. Monitoring these factors will be crucial for understanding potential price movements and making informed trading decisions.