TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 21, 4:00 AM EST
Polymarket
This market refers to the tennis match between Marko Topo and Camilo Ugo Carabelli in the Croatia Open, originally scheduled for July 14, 2026 at 4:00AM ET. This market will resolve to 'Marko Topo' if Marko Topo advances against Camilo Ugo Carabelli. This market will resolve to 'Camilo Ugo Carabelli' if Camilo Ugo Carabelli advances against Marko Topo. 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 Marko Topo and Camilo Ugo Carabelli in the Croatia Open, originally scheduled for July 14, 2026 at 4:00AM ET. This market will resolve to 'Marko Topo' if Marko Topo advances against Camilo Ugo Carabelli. This market will resolve to 'Camilo Ugo Carabelli' if Camilo Ugo Carabelli advances against Marko Topo. 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 lines to balance action and lock in profit margins, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. This market aggregates decentralized trader conviction, which can lead to sharper or earlier price moves than traditional sportsbooks, especially as new information emerges. Comparing the two can reveal where consensus differs and highlight potential value opportunities.
On Polymarket, this market is priced through an automated market maker that converts trader activity into real-time probability estimates. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share represents a claim on a specific outcome, and the price you see reflects the current ratio of yes and no positions in the pool. As traders buy or sell shares, the price adjusts continuously, ensuring the market stays responsive to new information and sentiment shifts throughout the lead-up to the match.
This market resolves around Jul 21, 2026, once the Croatia Open match between the two players concludes and the result is verifiable from credible public sources. The outcome is determined by the official match result—which player wins the contest. Once the event concludes and the winner is confirmed through established sports reporting channels, the market settles accordingly, paying out traders who backed the correct outcome.
Several factors could shift prices in this market before Jul 21, 2026. Recent player form, injury reports, head-to-head records, and court conditions at the Croatia Open all influence trader positioning. Tournament draws, seeding announcements, and warm-up match results leading into the event can trigger repricing. Media coverage highlighting one player's momentum or fitness concerns may also sway sentiment. Real-time match updates during play—such as set scores and momentum swings—typically drive the most dramatic price movements as traders adjust their positions based on live action.