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: Aug 3, 9:34 PM EST
Polymarket
This market refers to the tennis match between Sho Shimabukuro and Marin Cilic in the National Bank Open, originally scheduled for August 2, 2026 at 6:00PM ET. This market will resolve to 'Sho Shimabukuro' if Sho Shimabukuro advances against Marin Cilic. This market will resolve to 'Marin Cilic' if Marin Cilic advances against Sho Shimabukuro. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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 Sho Shimabukuro and Marin Cilic in the National Bank Open, originally scheduled for August 2, 2026 at 6:00PM ET. This market will resolve to 'Sho Shimabukuro' if Sho Shimabukuro advances against Marin Cilic. This market will resolve to 'Marin Cilic' if Marin Cilic advances against Sho Shimabukuro. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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 in this market often differ from traditional sportsbook lines due to the decentralized nature of trading. While sportsbooks may set their lines based on proprietary models and risk management, prediction markets let participants bet directly on their beliefs, which can lead to sharper or more volatile pricing. Traders watch both sources for discrepancies, but the dynamics of each market mean they can move independently based on unique participant behavior and information flow.
This market resolves around Aug 9, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is based on the official match conclusion, and once the winner is announced by tournament organizers and reported broadly, the market will close and payouts will follow according to the final, settled odds.
Several signals could shift this market before it resolves, including last-minute player injuries, changes to the match schedule, or significant performance trends in lead-up tournaments. Media coverage highlighting strengths or weaknesses of either competitor can also sway trader sentiment. Any unexpected developments — such as weather delays or coaching changes — may cause rapid movements in the odds as participants reassess probabilities ahead of the final result.