TOTAL VOLUME:
$134.2b
24H VOL:
$129,159,707
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,442,132,418
404,744
Markets across
30,489
events
MATCHED EVENTS:
2,691
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 15, 11:00 AM EST
Polymarket
This market refers to the tennis match between Jerome Kym and Sascha Gueymard-Wayenburg in the Iasi, originally scheduled for July 8, 2026 at 11:00AM ET. This market will resolve to 'Jerome Kym' if Jerome Kym advances against Sascha Gueymard-Wayenburg. This market will resolve to 'Sascha Gueymard-Wayenburg' if Sascha Gueymard-Wayenburg advances against Jerome Kym. 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Jerome Kym and Sascha Gueymard-Wayenburg in the Iasi, originally scheduled for July 8, 2026 at 11:00AM ET. This market will resolve to 'Jerome Kym' if Jerome Kym advances against Sascha Gueymard-Wayenburg. This market will resolve to 'Sascha Gueymard-Wayenburg' if Sascha Gueymard-Wayenburg advances against Jerome Kym. 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 ATP Tour. A consensus of credible reporting may also be used.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set odds to balance their book and manage risk, while prediction markets aggregate the beliefs of thousands of traders with real money at stake. This market may show higher or lower implied probabilities than traditional sportsbooks, depending on which venue's participants have stronger conviction or better information. Comparing the two can reveal where smart money is positioning itself ahead of the match.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current price of each outcome reflects the collective confidence of all active traders at that moment. As new information emerges or sentiment shifts, traders adjust their positions, moving the price up or down. Higher prices indicate stronger belief in that outcome, while lower prices suggest skepticism. This continuous price discovery mechanism ensures the market stays responsive to real-world developments.
This market resolves around Jul 15, 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 tournament organizers or recognized sports reporting. Until that point, traders can continue to buy and sell shares as new information and match developments influence their expectations. Resolution timing is fixed, so all positions settle on or shortly after the scheduled end date.
Several factors could shift this market significantly before resolution. Recent player form, head-to-head records, and injury updates are key catalysts that traders monitor closely. Court conditions, weather, and draw positioning may also influence expectations. Major upsets in related tournaments or unexpected player statements can spark rapid repricing. As the match date approaches, increased media coverage and expert analysis often drive trading volume and volatility. Traders watch for any developments that suggest one player has a tactical or physical advantage.