TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 21, 4:23 PM EST
Polymarket
This market refers to the tennis match between Arianna Zucchini and Maria Aytoyan in the W50 Berkeley, CA, Qualifying, originally scheduled for September 21, 2026 at 1:00PM ET. This market will resolve to 'Arianna Zucchini' if Arianna Zucchini advances against Maria Aytoyan. This market will resolve to 'Maria Aytoyan' if Maria Aytoyan advances against Arianna Zucchini. 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 Arianna Zucchini and Maria Aytoyan in the W50 Berkeley, CA, Qualifying, originally scheduled for September 21, 2026 at 1:00PM ET. This market will resolve to 'Arianna Zucchini' if Arianna Zucchini advances against Maria Aytoyan. This market will resolve to 'Maria Aytoyan' if Maria Aytoyan advances against Arianna Zucchini. 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.
Typically, prediction market odds offer a different perspective than traditional sportsbooks. Sportsbooks often incorporate a 'vig' or commission into their odds, while this market aims to represent the true probabilities as assessed by traders. Any discrepancies between this market and sportsbook odds could stem from differing opinions on player form, potential biases, or simply variations in information access. It’s valuable to compare both to form a well-rounded view of the likely outcome of the W50 Berkeley tennis match.
On Polymarket, this market is priced through a continuous trading mechanism where users buy and sell shares representing their belief in the probability of a particular outcome. The price of these shares directly reflects the collective wisdom of the crowd. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information emerges, the price adjusts accordingly, providing a dynamic assessment of the event’s potential results. The current volume indicates the level of interest in this match among Polymarket users.
This market resolves around Sep 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official results of the W50 Berkeley, CA tennis match between Arianna Zucchini and Maria Aytoyan. The platform will verify the winner based on publicly available match data, ensuring a transparent and accurate determination of the market’s outcome. Traders should monitor official sources for the final result to understand when the market will be settled.
Several factors could influence the trading activity and shift the odds in this market. Any news regarding player injuries, changes in playing conditions, or updates on their recent performance could all impact trader sentiment. Unexpected upsets in earlier rounds of the tournament, or even weather forecasts affecting the match schedule, could also lead to significant price movements. Monitoring tennis news and following player updates will be key to understanding potential catalysts that could move this market before Sep 28, 2026.