TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 16, 4:00 AM EST
Polymarket
This market refers to the doubles tennis match between Ghetu/Haita and Grevelius/Heinonen in the Iasi, originally scheduled for July 9, 2026 at 4:00AM ET. This market will resolve to 'Ghetu/Haita' if the team of Ghetu/Haita advances against Grevelius/Heinonen. This market will resolve to 'Grevelius/Heinonen' if the team of Grevelius/Heinonen advances against Ghetu/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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 doubles tennis match between Ghetu/Haita and Grevelius/Heinonen in the Iasi, originally scheduled for July 9, 2026 at 4:00AM ET. This market will resolve to 'Ghetu/Haita' if the team of Ghetu/Haita advances against Grevelius/Heinonen. This market will resolve to 'Grevelius/Heinonen' if the team of Grevelius/Heinonen advances against Ghetu/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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 lines to balance action and manage risk, while prediction markets aggregate trader beliefs through continuous price discovery. This market may show different implied probabilities than traditional sports betting sites, especially as new information emerges or trader conviction shifts. Comparing the two can reveal where consensus differs and highlight potential analytical edges before resolution.
On Polymarket, traders set prices by buying and selling shares representing each outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current market reflects the collective assessment of all active traders, with prices adjusting in real time as new positions enter or exit. Liquidity and trading volume influence how quickly prices respond to new information. Traders profit by accurately predicting the match result relative to the prevailing odds, creating a financial incentive for accurate pricing.
This market resolves around Jul 16, 2026, once the Iasi doubles match concludes and the result is verified against credible public sources. The outcome is determined by which team wins the match. Resolution occurs after the event is finalized and confirmed through reliable reporting, ensuring all traders have access to the same authoritative information before payouts are distributed.
Player form, recent head-to-head records, and court surface conditions can shift market odds significantly. Injury announcements or lineup changes affecting either team would likely trigger sharp price movement. Pre-match commentary from analysts and betting syndicates may also influence trader positioning. Weather forecasts, player confidence statements, and betting patterns from professional syndicates are additional catalysts that could reshape implied probabilities before the match begins.