TOTAL VOLUME:
$154.5b
24H VOL:
$271,200,656
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,922,627,141
420,368
Markets across
40,352
events
MATCHED EVENTS:
4,484
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 28, 9:33 PM EST
Polymarket
This market refers to the tennis match between Kacper Szymkowiak and Kaipo Marshall in the M15 Pembroke, Main Draw, originally scheduled for October 28, 2026 at 8:00AM ET. This market will resolve to 'Kacper Szymkowiak' if Kacper Szymkowiak advances against Kaipo Marshall. This market will resolve to 'Kaipo Marshall' if Kaipo Marshall advances against Kacper Szymkowiak. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 11, 2026, 11:59 PM ET (14 days after the scheduled start), 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Kacper Szymkowiak and Kaipo Marshall in the M15 Pembroke, Main Draw, originally scheduled for October 28, 2026 at 8:00AM ET. This market will resolve to 'Kacper Szymkowiak' if Kacper Szymkowiak advances against Kaipo Marshall. This market will resolve to 'Kaipo Marshall' if Kaipo Marshall advances against Kacper Szymkowiak. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 11, 2026, 11:59 PM ET (14 days after the scheduled start), 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Often, prediction market odds reflect a different perspective than traditional sportsbooks. Sportsbooks set lines to balance action and incorporate a profit margin, while this market relies on the collective wisdom of traders. If a significant number of traders believe a sportsbook is undervaluing or overvaluing a particular outcome, the odds on Polymarket may diverge. It’s common to see prediction markets outperform sportsbooks, especially when there’s asymmetric information or a strong community understanding of the event. Comparing the two can offer valuable insights into differing viewpoints.
This market resolves around Nov 4, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the M15 Pembroke fight between Kacper Szymkowiak and Kaipo Marshall. The platform will verify the result against widely available and trusted sources to determine the winning outcome. Traders who hold shares in the correct outcome will be entitled to a payout based on the final market price at the time of resolution.
Several factors could influence the price of shares in this market. Any news regarding the fighters’ training, health, or potential injuries would likely cause significant movement. Official weigh-in results, pre-fight interviews, and analysis from boxing experts could also shift trader sentiment. Unexpected betting patterns in traditional sportsbooks might also be considered by traders on Polymarket. Ultimately, any information that alters the perceived probability of either fighter winning will likely impact the market price.