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 27, 10:18 AM EST
Polymarket
This market refers to the tennis match between CHARLES CHEN and Alessandro Maina in the M15 Monastir, Qualifying, originally scheduled for October 27, 2026 at 5:30AM ET. This market will resolve to 'CHARLES CHEN' if CHARLES CHEN advances against Alessandro Maina. This market will resolve to 'Alessandro Maina' if Alessandro Maina advances against CHARLES CHEN. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 10, 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 CHARLES CHEN and Alessandro Maina in the M15 Monastir, Qualifying, originally scheduled for October 27, 2026 at 5:30AM ET. This market will resolve to 'CHARLES CHEN' if CHARLES CHEN advances against Alessandro Maina. This market will resolve to 'Alessandro Maina' if Alessandro Maina advances against CHARLES CHEN. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 10, 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 the collective wisdom of a diverse group of traders, potentially differing from those set by traditional sportsbooks. Sportsbooks establish lines based on statistical models and expert analysis, while this market is driven by individuals willing to put their capital behind their beliefs. Discrepancies can arise due to differing information, biases, or simply variations in risk assessment. It’s common to see prediction markets incorporate information faster than sportsbooks, especially regarding unforeseen events or late-breaking news impacting the match.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome of the Charles Chen vs Alessandro Maina match. The price of these shares fluctuates based on supply and demand, directly reflecting the implied probability of each outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current implied probability of a particular outcome is determined by the share price; a higher price indicates greater confidence in that outcome. The market's price discovery process allows for a dynamic assessment of the event's likelihood.
This market resolves around Nov 3, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Charles Chen vs Alessandro Maina match as reported by the official tournament organizers. The market will determine which player won the match, and shares will pay out accordingly to those who correctly predicted the outcome. The final result will be publicly available and used to settle all outstanding positions in this market.
Several signals could influence the price of this market before Nov 3, 2026. Any news regarding player injuries, changes in playing conditions, or even significant shifts in public perception could cause traders to adjust their positions. Unexpected upsets in other matches involving these players, or even broader trends in tennis performance, could also impact trading activity. Major news stories related to either athlete’s preparation or physical condition are likely to be key catalysts for price movement in this market.