TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 15, 8:00 AM EST
Polymarket
This market refers to the tennis match between Pavlos Tsitsipas and Aren Baybars in the ITF Men Roda De Bara, originally scheduled for July 8, 2026 at 8:00AM ET. This market will resolve to 'Pavlos Tsitsipas' if Pavlos Tsitsipas advances against Aren Baybars. This market will resolve to 'Aren Baybars' if Aren Baybars advances against Pavlos Tsitsipas. 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 Pavlos Tsitsipas and Aren Baybars in the ITF Men Roda De Bara, originally scheduled for July 8, 2026 at 8:00AM ET. This market will resolve to 'Pavlos Tsitsipas' if Pavlos Tsitsipas advances against Aren Baybars. This market will resolve to 'Aren Baybars' if Aren Baybars advances against Pavlos Tsitsipas. 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 bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. This market may show different implied probabilities than traditional sports betting sites, particularly if one venue attracts sharper or more specialized participants. Comparing the two can reveal where consensus is strongest and where outlier views persist.
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 price of each outcome reflects the collective assessment of all active traders at any given moment. As new information emerges or sentiment shifts, participants adjust their positions, moving the price up or down. This continuous repricing mechanism means the odds you see are a live consensus forecast rather than a static line set by a single operator.
This market resolves around Jul 15, 2026, once the match concludes and the result is verifiable from credible public sources. The outcome will reflect which player wins the ITF Roda De Bara event. Until that point, traders can continue to buy and sell shares based on their expectations, news, player form, and other factors. Resolution typically occurs within hours of the final result being confirmed by the tournament organizer or established sports data providers.
Several factors may shift trader sentiment and prices before the match concludes. Recent performance by either player, injury reports, head-to-head records, and court conditions at the venue can all influence expectations. News about player fitness, coaching changes, or mental state may also sway the market. Betting activity from informed participants or sudden shifts in trading volume can signal new information. As the match date approaches, any developments in the broader tennis calendar or player rankings could reshape how traders assess each competitor's chances.