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: Jul 14, 8:00 AM EST
Polymarket
This market refers to the tennis match between Stefan Haita and Damir Dzumhur in the Iasi, originally scheduled for July 7, 2026 at 8:00AM ET. This market will resolve to 'Stefan Haita' if Stefan Haita advances against Damir Dzumhur. This market will resolve to 'Damir Dzumhur' if Damir Dzumhur advances against Stefan Haita. 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 Stefan Haita and Damir Dzumhur in the Iasi, originally scheduled for July 7, 2026 at 8:00AM ET. This market will resolve to 'Stefan Haita' if Stefan Haita advances against Damir Dzumhur. This market will resolve to 'Damir Dzumhur' if Damir Dzumhur advances against Stefan Haita. 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 traditional sportsbook odds often diverge because they reflect different pricing mechanisms. Sportsbooks set lines based on professional oddsmakers' analysis and manage liability across their customer base. Prediction markets like this one are priced by decentralized trader participation, where thousands of individuals collectively signal their beliefs through buying and selling. This crowd-sourced approach can sometimes identify value that sportsbooks miss, though both venues ultimately aim to reflect the true probability of the match outcome. Comparing the two can reveal interesting discrepancies worth investigating.
On Polymarket, traders set prices by purchasing 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 share directly reflects the market's collective assessment of that outcome's likelihood. As new information emerges or sentiment shifts, traders adjust their positions, causing prices to move in real time. Higher-priced shares indicate stronger market confidence in that result. This mechanism ensures the market remains responsive to new developments and trader conviction throughout the event window.
This market resolves around Jul 14, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution hinges on the official match result—which player wins the contest. Once the match concludes and the result is documented by reliable sports sources, the market settles accordingly. Traders holding shares in the winning outcome receive their payout, while losing positions expire worthless. The timing allows for verification before final settlement.
Several factors could shift trader sentiment and move prices in this market. Recent form and head-to-head records between the two players often influence expectations. Injury reports or fitness concerns announced before the match can trigger sharp repricing. Court surface conditions, weather, and tournament momentum may also sway the odds. News coverage and expert commentary can shift retail trader positioning. As the match date approaches, any official announcements or late-breaking developments could prompt significant trading activity and price adjustments.