TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 19, 4:00 AM EST
Polymarket
This market refers to the tennis match between Benjamin Bonzi and Alex de Minaur in the Libema Open, originally scheduled for June 12, 2026 at 4:00AM ET. This market will resolve to 'Benjamin Bonzi' if Benjamin Bonzi advances against Alex de Minaur. This market will resolve to 'Alex de Minaur' if Alex de Minaur advances against Benjamin Bonzi. 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 Benjamin Bonzi and Alex de Minaur in the Libema Open, originally scheduled for June 12, 2026 at 4:00AM ET. This market will resolve to 'Benjamin Bonzi' if Benjamin Bonzi advances against Alex de Minaur. This market will resolve to 'Alex de Minaur' if Alex de Minaur advances against Benjamin Bonzi. 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 incentive structures. Sportsbooks set lines to balance action and protect their margin, while prediction markets aggregate the beliefs of many independent traders with real money at stake. This market may show a different probability than traditional sports betting sites because traders are motivated purely by accuracy rather than managing liability. Comparing the two can reveal where the crowd sees value that bookmakers may have missed or mispriced.
On Polymarket, traders set the odds by buying and selling outcome shares in an automated market maker pool. 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 player winning, and the price of each share reflects the collective probability estimate at that moment. As more traders buy shares for Bonzi or de Minaur, the price adjusts in real time, creating a continuous price discovery mechanism. Liquidity providers contribute capital to the pool and earn fees from trades, incentivizing deep order books and tight spreads.
This market resolves around Jun 19, 2026, once the match concludes and the result is verifiable from credible public sources. The outcome is determined by the official winner of the Libema Open match between Bonzi and de Minaur. Traders holding shares in the winning player's outcome will receive the full payout, while losing shares expire worthless. Resolution typically occurs within hours of the final point, pending confirmation from the tournament organizers and sports data providers.
Market prices may shift based on recent player form, head-to-head records, court surface performance, and injury reports leading up to the match. News about either player's fitness, training updates, or statements about their readiness can trigger significant repricing. Weather conditions at the venue and draw positioning within the tournament bracket may also influence trader expectations. Late-breaking developments such as coaching changes or public betting action from respected analysts can accelerate price movement in the final hours before the match begins.