TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 31, 9:44 AM EST
Polymarket
This market refers to the tennis match between Eduardo Ribeiro and Jelle Sels in the Porto, Portugal, Qualifying, originally scheduled for August 31, 2026 at 6:10AM ET. This market will resolve to 'Eduardo Ribeiro' if Eduardo Ribeiro advances against Jelle Sels. This market will resolve to 'Jelle Sels' if Jelle Sels advances against Eduardo Ribeiro. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 14, 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 Eduardo Ribeiro and Jelle Sels in the Porto, Portugal, Qualifying, originally scheduled for August 31, 2026 at 6:10AM ET. This market will resolve to 'Eduardo Ribeiro' if Eduardo Ribeiro advances against Jelle Sels. This market will resolve to 'Jelle Sels' if Jelle Sels advances against Eduardo Ribeiro. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 14, 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 resolves around Sep 7, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by the official match outcome, and the platform will update the market accordingly based on confirmed data from trusted sports authorities.
Injuries, weather conditions, or strategic changes for either player could shift this market as the match nears. Media updates, expert analysis, and betting trends on Polymarket may also influence trader sentiment. Any last-minute news affecting form or availability is likely to create price swings, so monitoring pre-match reports and in-play dynamics will be key to tracking movement.