TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 2, 5:00 AM EST
Polymarket
This market refers to the tennis match between Felien Willemse and Dune Vaissaud in the ITF Women Alkmaar, originally scheduled for June 25, 2026 at 5:00AM ET. This market will resolve to 'Felien Willemse' if Felien Willemse advances against Dune Vaissaud. This market will resolve to 'Dune Vaissaud' if Dune Vaissaud advances against Felien Willemse. 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 Felien Willemse and Dune Vaissaud in the ITF Women Alkmaar, originally scheduled for June 25, 2026 at 5:00AM ET. This market will resolve to 'Felien Willemse' if Felien Willemse advances against Dune Vaissaud. This market will resolve to 'Dune Vaissaud' if Dune Vaissaud advances against Felien Willemse. 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 traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets like this one aggregate distributed trader beliefs through continuous pricing. Prediction markets can sometimes offer sharper or earlier signals on match outcomes because traders have direct financial exposure and no house edge to maintain. Comparing this market's odds to major sportsbooks can reveal value opportunities, though both venues ultimately reflect genuine uncertainty about how the match will unfold.
On Polymarket, this market is priced through an automated market maker that allows traders to buy and sell shares representing each possible outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the cumulative trades and liquidity provided by the community; as more capital flows toward one side, that outcome's price rises and its counterpart falls. Traders profit by correctly predicting the match result and can exit positions at any time before resolution. The continuous pricing mechanism ensures transparent, real-time odds that adjust instantly to new information or trading pressure.
This market resolves around Jul 2, 2026, once the ITF Alkmaar match between Willemse and Vaissaud concludes and the result is verified against credible public sources. The outcome is determined by the official match result—either a win for Willemse, a win for Vaissaud, or in some cases a no-contest or retirement scenario depending on the market's specific terms. Resolution typically occurs within hours of the final point, allowing traders to settle positions quickly. Verification draws from established tennis databases and official tournament records to ensure accuracy.
Several factors could shift this market significantly before Jul 2, 2026. Recent form, head-to-head records, and injury reports on either player can trigger repricing as traders update their models. Court surface conditions, weather forecasts, and draw announcements may also influence sentiment. News about player fitness, coaching changes, or mental state can move odds rapidly. Additionally, early-round results from other matches in the tournament or betting action from sharp money can cascade into this market. Real-time commentary and live-match momentum during the event itself will likely drive the most volatile price swings.