TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 28, 5:30 AM EST
Polymarket
This market refers to the tennis match between Maks Kasnikowski and Louis Wessels in the Tampere, originally scheduled for July 21, 2026 at 5:30AM ET. This market will resolve to 'Maks Kasnikowski' if Maks Kasnikowski advances against Louis Wessels. This market will resolve to 'Louis Wessels' if Louis Wessels advances against Maks Kasnikowski. 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 Maks Kasnikowski and Louis Wessels in the Tampere, originally scheduled for July 21, 2026 at 5:30AM ET. This market will resolve to 'Maks Kasnikowski' if Maks Kasnikowski advances against Louis Wessels. This market will resolve to 'Louis Wessels' if Louis Wessels advances against Maks Kasnikowski. 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 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 may show odds that differ from major sportsbooks, offering an alternative view of the fight's likelihood. Comparing both sources can reveal where the crowd's conviction differs most from professional oddsmakers.
On Polymarket, this market is priced through an automated market maker that converts trader activity into real-time probabilities. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Shares representing each outcome trade continuously, and the price of each share reflects the collective assessment of all active traders. As more capital flows into one outcome, its price rises and the opposing outcome's price falls, creating a dynamic equilibrium that updates second by second throughout the trading window.
This market resolves around Jul 28, 2026, once the boxing match concludes and the result is verified against credible public sources. The outcome will be confirmed based on the official fight result—whether one fighter wins by decision, knockout, or technical decision. Until that point, traders can continue to buy and sell shares as new information and analysis emerge, allowing positions to shift right up until the market closes.
Several factors could shift trader sentiment before the bout. Injury reports, training camp updates, or official weigh-in results often trigger sharp price moves as new information becomes public. Changes in fighter rankings, recent performance by either competitor, or shifts in media narrative can also influence the odds. Additionally, betting action from professional syndicates or sudden volume spikes may signal new conviction, causing rapid repricing as traders adjust their positions based on emerging intelligence about either fighter's form or strategy.