TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 22, 3:02 PM EST
Polymarket
This market refers to the tennis match between Alina Shcherbinina and Berta Passola in the W50 Berkeley, CA, Qualifying, originally scheduled for September 22, 2026 at 1:00PM ET. This market will resolve to 'Alina Shcherbinina' if Alina Shcherbinina advances against Berta Passola. This market will resolve to 'Berta Passola' if Berta Passola advances against Alina Shcherbinina. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 6, 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 Alina Shcherbinina and Berta Passola in the W50 Berkeley, CA, Qualifying, originally scheduled for September 22, 2026 at 1:00PM ET. This market will resolve to 'Alina Shcherbinina' if Alina Shcherbinina advances against Berta Passola. This market will resolve to 'Berta Passola' if Berta Passola advances against Alina Shcherbinina. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 6, 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 reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks often set initial lines based on statistical models and expert analysis, but may be influenced by factors like public betting patterns or risk management. This market, driven by informed traders on Polymarket, may reveal different probabilities based on a broader range of information and perspectives. It's common to see discrepancies, especially as new information emerges or public opinion shifts closer to the event date.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the likelihood of a particular outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The more traders who believe a player will win, the higher the price of shares representing that player, and vice versa. This dynamic pricing ensures that the market reflects the collective intelligence of all participants, constantly updating as new information becomes available.
This market resolves around Sep 29, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The winner of the W50 Berkeley tennis match, as officially declared by tournament organizers, will determine the settlement of this market. The platform will then verify the result against these sources to ensure accuracy and finalize payouts to traders who correctly predicted the winner. It's important to note that the official tournament results are the sole determinant of the outcome.
Several factors could influence the odds in this market before the Sep 29, 2026 resolution. Any news regarding player injuries, changes in playing conditions, or updates on their recent performance could significantly shift market sentiment. Unexpected upsets in earlier rounds of the tournament, or even weather forecasts impacting the match schedule, could also cause fluctuations. Furthermore, large trading volume from informed players on Polymarket could indicate new information or a change in perceived probabilities, leading to price adjustments.