TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 8, 3:55 PM EST
Polymarket
This market refers to the doubles tennis match between Kato/Samsonova and Errani/Melichar in the National Bank Open, originally scheduled for August 8, 2026 at 10:00AM ET. This market will resolve to 'Kato/Samsonova' if the team of Kato/Samsonova advances against Errani/Melichar. This market will resolve to 'Errani/Melichar' if the team of Errani/Melichar advances against Kato/Samsonova. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 WTA Tour. A consensus of credible reporting may also be used.
This market refers to the doubles tennis match between Kato/Samsonova and Errani/Melichar in the National Bank Open, originally scheduled for August 8, 2026 at 10:00AM ET. This market will resolve to 'Kato/Samsonova' if the team of Kato/Samsonova advances against Errani/Melichar. This market will resolve to 'Errani/Melichar' if the team of Errani/Melichar advances against Kato/Samsonova. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 WTA Tour. A consensus of credible reporting may also be used.
Key signals that could shift this market include player injuries, changes in tournament seeding, or standout performances in earlier rounds. Media coverage highlighting strengths or weaknesses of Kato/Samsonova versus Errani/Melichar may also influence trader sentiment. As the event approaches, any last-minute updates — such as lineup changes or weather impacts on the court — can cause rapid price adjustments. Traders will watch these developments closely to anticipate moves in the market.