TOTAL VOLUME:
$154.3b
24H VOL:
$219,029,434
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,869,293,526
411,051
Markets across
40,408
events
MATCHED EVENTS:
4,377
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 11, 3:34 PM EST
Polymarket
This market refers to the tennis match between Dylan Leeman and Joao Mendes in the M15 Heraklion, Qualifying, originally scheduled for October 11, 2026 at 6:00AM ET. This market will resolve to 'Dylan Leeman' if Dylan Leeman advances against Joao Mendes. This market will resolve to 'Joao Mendes' if Joao Mendes advances against Dylan Leeman. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 25, 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 Dylan Leeman and Joao Mendes in the M15 Heraklion, Qualifying, originally scheduled for October 11, 2026 at 6:00AM ET. This market will resolve to 'Dylan Leeman' if Dylan Leeman advances against Joao Mendes. This market will resolve to 'Joao Mendes' if Joao Mendes advances against Dylan Leeman. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 25, 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.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome. The price of a share directly reflects the implied probability of that outcome occurring. As more people buy shares in a particular outcome, its price increases, and vice versa. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market’s price movements are driven by supply and demand, and traders are constantly updating their assessments based on new information and insights. This dynamic pricing ensures that the market reflects the collective intelligence of its participants.
This market resolves around Oct 18, 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 Dylan Leeman versus Joao Mendes tennis match, as reported by a recognized sports authority. The platform will verify the winner and distribute payouts to shareholders accordingly. The market’s resolution is designed to be objective and transparent, ensuring a fair outcome for all participants. It’s important to note that the resolution process relies on publicly available information.
Several factors could influence the price of this market before Oct 18, 2026. Any news regarding player form, injuries, or changes in playing conditions could significantly shift trader sentiment. Unexpected upsets in other matches leading up to the event might also impact perceptions of player momentum. Furthermore, major shifts in public opinion, perhaps driven by expert analysis or social media discussions, could also lead to price movements. Ultimately, any information that alters the perceived probability of either player winning has the potential to move the market.