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: Jul 8, 12:00 AM EST
Polymarket
This market refers to the tennis match between Sijia Wei and Shiyu Ye in the ITF Women Maanshan, originally scheduled for July 1, 2026 at 12:00AM ET. This market will resolve to 'Sijia Wei' if Sijia Wei advances against Shiyu Ye. This market will resolve to 'Shiyu Ye' if Shiyu Ye advances against Sijia Wei. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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 Sijia Wei and Shiyu Ye in the ITF Women Maanshan, originally scheduled for July 1, 2026 at 12:00AM ET. This market will resolve to 'Sijia Wei' if Sijia Wei advances against Shiyu Ye. This market will resolve to 'Shiyu Ye' if Shiyu Ye advances against Sijia Wei. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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 and sportsbook odds often diverge because they reflect different participant pools and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one are driven purely by trader belief and capital allocation. Prediction markets can sometimes offer sharper, more efficient pricing because traders risk real money on accuracy rather than chasing promotional value. However, sportsbooks may move faster on breaking news. Comparing the two can reveal arbitrage opportunities or highlight where the broader market disagrees with professional oddsmakers.
On Polymarket, this market is priced through an automated market maker that converts trader orders into real-time probabilities. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders purchase shares representing each possible outcome, and the price of those shares—typically ranging from $0 to $1—reflects the collective belief in that outcome's likelihood. As more capital flows into one outcome, its price rises and the competing outcome's price falls, maintaining a zero-sum dynamic. This mechanism ensures continuous liquidity and transparent, verifiable pricing throughout the event window.
This market resolves around Jul 8, 2026, once the match concludes and the result is verifiable from credible public sources. The outcome will reflect the official winner as confirmed by the ITF or recognized tennis reporting bodies. Until that point, traders can continue to buy and sell shares as new information—such as player form, injury updates, or head-to-head records—becomes available. Resolution is automatic once the event is finalized and the platform's verification process confirms the result.
Several factors could shift trader sentiment before the match concludes. Player injury announcements or withdrawal news would trigger sharp repricing. Recent tournament performance, ranking changes, or head-to-head records may influence positioning as traders reassess relative strength. Court surface conditions, weather, and draw placement can also matter in tennis. Media coverage highlighting one player's form or psychological edge may sway the market. Closer to the event date, pre-match betting activity and expert commentary often drive final adjustments. Any unexpected news about either competitor's preparation or fitness could prompt rapid trading volume spikes.