TOTAL VOLUME:
$154.3b
24H VOL:
$228,458,490
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,879,276,037
410,833
Markets across
40,345
events
MATCHED EVENTS:
4,363
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 15, 2:46 PM EST
Polymarket
This market refers to the tennis match between Juan Sebastian Osorio and Ryan Fishback in the M15 Quito, Main Draw, originally scheduled for October 15, 2026 at 11:00AM ET. This market will resolve to 'Juan Sebastian Osorio' if Juan Sebastian Osorio advances against Ryan Fishback. This market will resolve to 'Ryan Fishback' if Ryan Fishback advances against Juan Sebastian Osorio. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 29, 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 Juan Sebastian Osorio and Ryan Fishback in the M15 Quito, Main Draw, originally scheduled for October 15, 2026 at 11:00AM ET. This market will resolve to 'Juan Sebastian Osorio' if Juan Sebastian Osorio advances against Ryan Fishback. This market will resolve to 'Ryan Fishback' if Ryan Fishback advances against Juan Sebastian Osorio. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 29, 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.
Generally, prediction market odds often reflect a wisdom-of-the-crowd perspective, potentially differing from sportsbook odds which may be influenced by factors like house bias or initial public perception. Sportsbooks often set lines to encourage balanced betting, while this market allows traders to freely express their beliefs about the outcome. Discrepancies can arise due to differing information sources and analytical approaches. It’s common to see prediction markets move more efficiently as new information becomes available, potentially offering a more accurate forecast than traditional odds, though this is not always the case.
On Polymarket, this market is priced through a continuous trading mechanism where users buy and sell shares representing their belief in the likelihood of each outcome. The price of these shares directly reflects 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 traders participate and express their views, the prices adjust to represent the collective forecast. The market's depth and volume indicate the level of confidence traders have in their predictions. This dynamic pricing allows for a constantly updated assessment of the potential result of the Quito tennis match.
This market resolves around Oct 22, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Juan Sebastian Osorio versus Ryan Fishback tennis match in Quito. The winner of the match, as declared by the official tournament organizers, will determine the winning outcome in this market. Any potential disputes or challenges to the official result will be evaluated based on publicly available information and established tournament rules.
Several factors could influence trading activity in this market. News regarding player form, injuries, or changes in playing conditions could all shift trader sentiment. Unexpected upsets in other matches featuring either player might also affect perceptions of their overall ability and chances of winning. Publicly released analysis from tennis experts or changes in betting odds at sportsbooks could also trigger movement. Ultimately, any information that alters the perceived probability of either player winning the Quito tennis match has the potential to move this market.