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 15, 1:34 PM EST
Polymarket
This market refers to the tennis match between Etienne Donnet and Matteo Martineau in the Roanne, originally scheduled for October 15, 2026 at 4:00AM ET. This market will resolve to 'Etienne Donnet' if Etienne Donnet advances against Matteo Martineau. This market will resolve to 'Matteo Martineau' if Matteo Martineau advances against Etienne Donnet. 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Etienne Donnet and Matteo Martineau in the Roanne, originally scheduled for October 15, 2026 at 4:00AM ET. This market will resolve to 'Etienne Donnet' if Etienne Donnet advances against Matteo Martineau. This market will resolve to 'Matteo Martineau' if Matteo Martineau advances against Etienne Donnet. 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 ATP Tour. A consensus of credible reporting may also be used.
Prediction market odds often reflect the collective wisdom of a diverse group of forecasters, potentially differing from sportsbook odds which may be influenced by factors like house bias or public perception. Sportsbooks typically set initial lines to balance betting action, while this market allows traders to directly express their beliefs about the likelihood of each outcome. Discrepancies can arise due to differing information sources, analytical approaches, or simply variations in opinion. Comparing these odds can reveal insights into where the crowd and professional bettors diverge in their assessments of the Donnet vs Martineau match.
On Polymarket, this market is priced through a continuous auction mechanism, where traders buy and sell shares representing their belief in the probability of each outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. As more traders participate, the price adjusts to reflect the collective assessment of the event. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market’s price is determined solely by supply and demand within Polymarket, and is not influenced by external factors or opinions.
This market resolves around Oct 22, 2026, with the outcome confirmed once the result of the Donnet vs Martineau match is verifiable from credible public reporting. The outcome will be determined by the official result declared by the governing body of the competition, and will reflect which player ultimately wins the match. The resolution process is designed to be objective and transparent, ensuring that the market accurately reflects the real-world event. Traders should monitor official sources for updates as the resolution date approaches.
Several signals or events could influence trading activity in this market. Any news regarding player injuries, changes in playing conditions, or tactical adjustments announced by either player’s team could shift expectations. Publicly available analysis from sports commentators or experts could also impact trader sentiment. Unexpected upsets in other matches involving these players, or broader shifts in public opinion regarding their performance, could also contribute to price movements. Monitoring these factors may provide insights into potential shifts in the market’s prediction of the Donnet vs Martineau match outcome.