TOTAL VOLUME:
$134b
24H VOL:
$103,397,351
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,410,176,180
399,592
Markets across
30,097
events
MATCHED EVENTS:
2,622
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 22, 11:31 AM EST
Polymarket
This market refers to the tennis match between Felix Gill and Alexander Vasilev in the Plovdiv 4, originally scheduled for September 21, 2026 at 3:00AM ET. This market will resolve to 'Felix Gill' if Felix Gill advances against Alexander Vasilev. This market will resolve to 'Alexander Vasilev' if Alexander Vasilev advances against Felix Gill. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 5, 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 Felix Gill and Alexander Vasilev in the Plovdiv 4, originally scheduled for September 21, 2026 at 3:00AM ET. This market will resolve to 'Felix Gill' if Felix Gill advances against Alexander Vasilev. This market will resolve to 'Alexander Vasilev' if Alexander Vasilev advances against Felix Gill. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 5, 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.
Typically, prediction market odds reflect a wisdom-of-the-crowd perspective, often differing from initial sportsbook lines. Sportsbooks set odds to balance their books and incorporate a profit margin, while this market relies on traders directly expressing their beliefs about the likelihood of each outcome. If there’s a significant discrepancy, arbitrage opportunities may emerge, where traders can profit by betting on both the prediction market and a sportsbook. However, it’s important to remember that both represent probabilities as perceived by different groups.
On Polymarket, this market is priced through a continuous auction mechanism, where traders buy and sell shares representing their belief in the probability of a particular 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 and new information becomes available, the price adjusts to reflect the collective assessment of the market. This dynamic pricing ensures that the market odds are constantly updated based on the latest insights.
This market resolves around Sep 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Plovdiv 4 match between Felix Gill and Alexander Vasilev. The platform will verify the result against established sports news sources and official tournament records to determine the winning outcome. Traders will then be able to claim their winnings or adjust their positions based on the final result.
Several signals could influence this market before Sep 28, 2026. Any news regarding player form, injuries, or changes in coaching strategies could significantly impact trader sentiment. Unexpected upsets in other matches involving these players, or broader shifts in public perception of their capabilities, could also lead to price movements. Furthermore, major announcements related to the tournament itself, such as venue changes or rule modifications, might also cause fluctuations in the market as traders reassess the probabilities.