TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 19, 4:30 AM EST
Polymarket
This market refers to the tennis match between Sergi Perez Contri and Yanis Ghazouani Durand in the ITF Men kiseljak, originally scheduled for June 12, 2026 at 4:30AM ET. This market will resolve to 'Sergi Perez Contri' if Sergi Perez Contri advances against Yanis Ghazouani Durand. This market will resolve to 'Yanis Ghazouani Durand' if Yanis Ghazouani Durand advances against Sergi Perez Contri. 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 Sergi Perez Contri and Yanis Ghazouani Durand in the ITF Men kiseljak, originally scheduled for June 12, 2026 at 4:30AM ET. This market will resolve to 'Sergi Perez Contri' if Sergi Perez Contri advances against Yanis Ghazouani Durand. This market will resolve to 'Yanis Ghazouani Durand' if Yanis Ghazouani Durand advances against Sergi Perez Contri. 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 lock in profit margins, while prediction markets like this one are driven purely by trader consensus—there's no house edge or bookmaker markup. Traders with specialized knowledge of professional tennis can push prices toward true probabilities, sometimes revealing inefficiencies that sportsbooks haven't yet priced in. Comparing the two can highlight where smart money sees value.
On Polymarket, traders set the odds through an automated market maker that adjusts prices based on buy and sell volume. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share represents a claim on one outcome, and the price reflects the collective belief of all active traders. As more capital flows toward one player, that outcome's price rises and the alternative falls. This continuous repricing mechanism ensures the market stays liquid and responsive to new information about player form, injuries, or other match-relevant developments.
This market resolves around Jun 19, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official match result—specifically, which player wins the ITF Kiseljak tournament match. Traders holding shares in the winning outcome will receive their payout once verification is complete and the market settles. Until that point, prices may fluctuate based on pre-match analysis, player news, and betting patterns.
Several factors could shift odds before the match begins. Player injury announcements or withdrawal news would trigger sharp repricing. Recent tournament results, head-to-head records, and surface-specific form data often influence trader positioning. Weather forecasts for match day can matter in tennis, as conditions affect playing style. Media coverage highlighting one player's momentum or ranking changes may also sway sentiment. Additionally, any late-breaking news about player fitness, coaching changes, or personal circumstances could prompt significant volume and price movement in this market.