TOTAL VOLUME:
$154.4b
24H VOL:
$235,918,089
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,884,820,873
413,109
Markets across
40,428
events
MATCHED EVENTS:
4,364
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 16, 4:01 PM EST
Polymarket
This market refers to the tennis match between Matteo Martineau and Sascha Gueymard-Wayenburg in the Roanne, originally scheduled for October 16, 2026 at 11:00AM ET. This market will resolve to 'Matteo Martineau' if Matteo Martineau advances against Sascha Gueymard-Wayenburg. This market will resolve to 'Sascha Gueymard-Wayenburg' if Sascha Gueymard-Wayenburg advances against Matteo Martineau. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 30, 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Matteo Martineau and Sascha Gueymard-Wayenburg in the Roanne, originally scheduled for October 16, 2026 at 11:00AM ET. This market will resolve to 'Matteo Martineau' if Matteo Martineau advances against Sascha Gueymard-Wayenburg. This market will resolve to 'Sascha Gueymard-Wayenburg' if Sascha Gueymard-Wayenburg advances against Matteo Martineau. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 30, 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 ATP Tour. A consensus of credible reporting may also be used.
Prediction market odds often reflect a different kind of wisdom than those found at sportsbooks. Sportsbooks set lines to balance action and incorporate a profit margin, while this market represents the aggregated predictions of informed traders. Often, prediction markets can be more accurate than traditional forecasts, especially when there’s significant public interest and available information. However, sportsbook odds can still provide a useful benchmark for comparison, and discrepancies between the two may indicate areas where the market perceives an edge or disagreement with conventional wisdom.
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 traders participate, the price adjusts to reflect the collective assessment of the event’s potential results. This dynamic pricing ensures that the market odds are constantly updated based on the latest information and sentiment.
This market resolves around Oct 23, 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 Roanne tennis match between Matteo Martineau and Sascha Gueymard-Wayenburg, as determined by official tournament organizers. The winning player will be the outcome reflected in the market’s resolution. Traders holding shares in the winning outcome will be paid out according to the final market price at resolution.
Several factors could influence the price of this market before Oct 23, 2026. Any news regarding player injuries, changes in playing conditions, or updated rankings could shift trader sentiment. Unexpected results in other matches involving these players could also impact confidence levels. Furthermore, significant betting activity or analysis from tennis experts could also drive price movements. Monitoring these signals will be key to understanding how the market evolves as the match approaches and potentially identifying opportunities for informed trading.