TOTAL VOLUME:
$154.6b
24H VOL:
$333,432,169
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,971,286,090
419,492
Markets across
40,634
events
MATCHED EVENTS:
4,654
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 20, 10:26 AM EST
Polymarket
This market refers to the tennis match between Maxence Rivet and Diogo Coelho in the M15 Monastir, Qualifying, originally scheduled for October 20, 2026 at 5:30AM ET. This market will resolve to 'Maxence Rivet' if Maxence Rivet advances against Diogo Coelho. This market will resolve to 'Diogo Coelho' if Diogo Coelho advances against Maxence Rivet. 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 Maxence Rivet and Diogo Coelho in the M15 Monastir, Qualifying, originally scheduled for October 20, 2026 at 5:30AM ET. This market will resolve to 'Maxence Rivet' if Maxence Rivet advances against Diogo Coelho. This market will resolve to 'Diogo Coelho' if Diogo Coelho advances against Maxence Rivet. 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.
Often, prediction market odds offer a different perspective than those found at traditional sportsbooks. Sportsbooks set their lines based on their own models and to balance action, while this market reflects the collective wisdom of traders. Discrepancies can arise due to differing information, biases, or simply varying interpretations of the players' chances. If you observe a significant difference between the odds on Polymarket and those offered by sportsbooks, it could signal an opportunity for value betting, depending on your own assessment of the match.
On Polymarket, this market is priced through a continuous auction mechanism. Traders buy and sell shares representing their belief in the likelihood of each outcome – in this case, either player winning the match. The price of these shares fluctuates based on supply and demand, effectively creating a real-time probability assessment. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The more traders believe a particular player will win, the higher the price of shares representing that outcome will climb, and vice versa. This dynamic pricing reflects the aggregated predictions of all participants.
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 Monastir tennis match between Maxence Rivet and Diogo Coelho, as reported by a recognized tennis authority. The platform will verify the result against publicly available data to determine which player emerged victorious and settle the market accordingly. Traders holding shares in the winning outcome will be paid out based on the final share price.
Several factors could influence the price of shares in this market leading up to Oct 27, 2026. Any news regarding player injuries, changes in playing conditions, or updated rankings could shift trader sentiment. Unexpected results in earlier rounds of the tournament, or even comments from analysts offering insights into the players' form, could also cause the odds to move. Furthermore, large trading volume from informed participants could signal a shift in expectations, potentially driving significant price changes in this market.