TOTAL VOLUME:
$154.4b
24H VOL:
$290,393,159
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,944,100,805
420,493
Markets across
40,511
events
MATCHED EVENTS:
4,612
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 13, 10:17 AM EST
Polymarket
This market refers to the tennis match between Joseph Roboly and Jakub Vrtilka in the M15 Heraklion, Qualifying, originally scheduled for October 12, 2026 at 3:00AM ET. This market will resolve to 'Joseph Roboly' if Joseph Roboly advances against Jakub Vrtilka. This market will resolve to 'Jakub Vrtilka' if Jakub Vrtilka advances against Joseph Roboly. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 26, 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 Joseph Roboly and Jakub Vrtilka in the M15 Heraklion, Qualifying, originally scheduled for October 12, 2026 at 3:00AM ET. This market will resolve to 'Joseph Roboly' if Joseph Roboly advances against Jakub Vrtilka. This market will resolve to 'Jakub Vrtilka' if Jakub Vrtilka advances against Joseph Roboly. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 26, 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 likelihood of each outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more people trade, the price adjusts to reflect the collective assessment of the match's likely result. The current price indicates what traders are willing to pay for a share, effectively forecasting the probability of a Roboly or Vrtilka victory.
This market resolves around Oct 19, 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 Heraklion tennis match between Joseph Roboly and Jakub Vrtilka. The platform will verify the winner against official tournament results to determine which outcome resolves as true. Traders holding shares in the winning outcome will receive a payout, while those holding shares in the losing outcome will forfeit their investment.
Several factors could influence trading activity and shift the odds in this market. Any news regarding player form, injuries, or changes in playing conditions could impact trader sentiment. For example, reports of Roboly or Vrtilka experiencing a physical issue would likely cause a significant price adjustment. Unexpected results in prior matches or changes in the tournament schedule could also play a role. Ultimately, any information that alters the perceived probability of either player winning the Roboly-Vrtilka match has the potential to move this market.