TOTAL VOLUME:
$154.6b
24H VOL:
$323,326,361
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,969,435,260
419,363
Markets across
40,411
events
MATCHED EVENTS:
4,612
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 20, 12:16 PM EST
Polymarket
This market refers to the tennis match between Lilian Marmousez and Kaan Isik Kosaner in the M15 Monastir, Main Draw, originally scheduled for October 20, 2026 at 6:30AM ET. This market will resolve to 'Lilian Marmousez' if Lilian Marmousez advances against Kaan Isik Kosaner. This market will resolve to 'Kaan Isik Kosaner' if Kaan Isik Kosaner advances against Lilian Marmousez. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 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 Lilian Marmousez and Kaan Isik Kosaner in the M15 Monastir, Main Draw, originally scheduled for October 20, 2026 at 6:30AM ET. This market will resolve to 'Lilian Marmousez' if Lilian Marmousez advances against Kaan Isik Kosaner. This market will resolve to 'Kaan Isik Kosaner' if Kaan Isik Kosaner advances against Lilian Marmousez. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 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.
Prediction market odds often reflect a different kind of wisdom than sportsbook odds. Sportsbooks set lines to balance action and incorporate a profit margin, while this market aggregates the beliefs of a diverse group of traders. This can lead to discrepancies, especially when public opinion diverges from the sportsbook's assessment. If a large number of traders believe an outcome is more likely than sportsbooks suggest, the price in this market will adjust accordingly. It's common to see prediction markets outperform traditional sportsbooks, particularly in events with significant public interest.
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 corresponds to the probability of that outcome occurring, as perceived by the market participants. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and share their insights, the price fluctuates, providing a dynamic assessment of the event's potential results. The current price reflects the collective intelligence of the crowd, making it a valuable indicator of expectations for the Monastir tennis match.
This market resolves around Oct 27, 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 Lilian Marmousez versus Kaan Isik Kosaner tennis match in Monastir. This includes confirmation of the winner and the match's completion as reported by official tournament sources. The platform will verify the result against these sources to determine the final settlement of this market, ensuring a transparent and accurate outcome for all traders.
Several factors could influence the price of this market before resolution. Any news regarding player form, injuries, or changes in playing conditions could shift expectations. Unexpected upsets in other matches involving these players, or broader tournament results, might also impact trader sentiment. Furthermore, significant shifts in public opinion, potentially driven by social media or expert analysis, could lead to increased trading volume and price adjustments. Monitoring these signals will be key to understanding potential movements in this market leading up to Oct 27, 2026.