TOTAL VOLUME:
$154.4b
24H VOL:
$230,589,906
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,885,293,300
410,482
Markets across
40,213
events
MATCHED EVENTS:
4,340
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 20, 7:34 AM EST
Polymarket
This market tracks whether Belinda Bencic will win by at least two games against Jelena Ostapenko in their Ningbo Open match. Currently, Polymarket gives a 53.0% probability to Game Spread: Belinda Bencic (-1.5) vs Jelena Ostapenko (+1.5). Resolution will be based on the official scores reported at https://www.wtatennis.com/scores. Keep an eye on the match itself, originally scheduled for October 18, 2026 at 10:00PM ET, as the outcome will depend on the performance of both players during that fixture.
This market refers to the tennis match between Jelena Ostapenko and Belinda Bencic in the Ningbo Open, originally scheduled for October 18, 2026 at 10:00PM ET. This market will resolve to 'Jelena Ostapenko' if Jelena Ostapenko advances against Belinda Bencic. This market will resolve to 'Belinda Bencic' if Belinda Bencic advances against Jelena Ostapenko. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 1, 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.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks often set initial lines to balance action, while this market’s prices are driven purely by supply and demand from traders who believe they have an informational edge. If a significant number of informed bettors favor one outcome, the prediction market odds may move in that direction more quickly than sportsbook odds. It's common to see discrepancies, especially before major events or when new information emerges. Analyzing these differences can be insightful.
On Polymarket, this market is priced through a continuous auction mechanism, where traders buy and sell shares representing their belief in the probability of each 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. As more people buy shares in a particular outcome, its price increases, reflecting growing confidence. Conversely, selling pressure lowers the price. This dynamic pricing ensures the market reflects the collective intelligence of all participants, creating a constantly updated forecast for the Ostapenko vs Bencic match.
This market resolves around Oct 26, 2026, with the outcome confirmed once the winner of the Ostapenko vs Bencic match is verifiable from credible public reporting. The official result announced by tournament organizers will serve as the basis for determining the winning share. Traders who hold shares in the correct outcome will be entitled to a payout based on the final market price at the time of resolution. It’s important to monitor news sources leading up to and following the match to stay informed about the resolution process.
Several factors could significantly influence this market before the match concludes. Any news regarding player injuries, changes in playing conditions (like weather), or updates on their recent performance could shift trader sentiment. Unexpected announcements about strategy or team composition could also play a role. Furthermore, major upsets in other matches within the tournament might affect perceived momentum and confidence levels. Monitoring tennis news and social media for these signals will be crucial for understanding potential price movements in this market.