TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 21, 5:12 PM EST
Polymarket
This market refers to the tennis match between Timo Legout and Daniil Ostapenkov in the San Diego 2, USA, Qualifying, originally scheduled for September 21, 2026 at 3:10PM ET. This market will resolve to 'Timo Legout' if Timo Legout advances against Daniil Ostapenkov. This market will resolve to 'Daniil Ostapenkov' if Daniil Ostapenkov advances against Timo Legout. 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 Timo Legout and Daniil Ostapenkov in the San Diego 2, USA, Qualifying, originally scheduled for September 21, 2026 at 3:10PM ET. This market will resolve to 'Timo Legout' if Timo Legout advances against Daniil Ostapenkov. This market will resolve to 'Daniil Ostapenkov' if Daniil Ostapenkov advances against Timo Legout. 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.
Prediction market odds often reflect the collective wisdom of a diverse group of bettors, potentially differing from traditional sportsbook odds. Sportsbooks set lines based on their own models and aim to balance action on both sides, while this market allows anyone to express their belief about the outcome. Discrepancies can arise due to differing information, biases, or simply variations in modeling approaches. If there’s a significant difference, it could indicate that the crowd believes there’s value in one outcome over another, relative to what sportsbooks are offering. It’s a useful comparison point for informed decision-making.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in each outcome. The price of a share directly corresponds to the probability of that outcome occurring, as perceived by the market participants. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The more traders believe an outcome is likely, the higher the share price will climb. This creates a dynamic pricing system that reflects the evolving expectations of the crowd. The current price movements indicate the collective assessment of the potential results of the Legout vs Ostapenkov match.
This market resolves around Sep 28, 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 San Diego 2 tennis match between Timo Legout and Daniil Ostapenkov. The platform will look to established sports news outlets and official tournament results to determine the winner. This ensures a transparent and objective resolution process, reflecting the actual event outcome. Traders will be able to claim their winnings based on the final, verified result.
Several factors could influence the price of this market before Sep 28, 2026. Any news regarding player form, injuries, or changes to playing conditions could significantly shift expectations. Unexpected results in other matches involving these players, or even broader trends in tennis performance, might also impact trading activity. Public sentiment, as reflected in social media or expert analysis, can also play a role, although the market is ultimately driven by traders’ willingness to buy or sell shares. Major upsets in related tournaments could also cause a re-evaluation of probabilities.