TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 23, 6:40 PM EST
Polymarket
This market tracks whether the tennis match between Arthur Fils and Frances Tiafoe at the Cincinnati Open will have more or less than 21.5 games, and on Polymarket the current probability for the leading outcome is 100%. The resolution source is https://www.atptour.com/en/scores/current. Watch for the match scheduled for August 23, 2026 at 4:30PM ET as it will determine the outcome.
This market refers to the tennis match between Arthur Fils and Frances Tiafoe in the Cincinnati Open, originally scheduled for August 23, 2026 at 4:30PM ET. This market will resolve to 'Arthur Fils' if Arthur Fils advances against Frances Tiafoe. This market will resolve to 'Frances Tiafoe' if Frances Tiafoe advances against Arthur Fils. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 6, 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.
Injuries, weather delays, or last-minute player withdrawals could shift this market significantly before resolution. Media interviews, betting trends on traditional sportsbooks, and analyst predictions also influence trader sentiment. As the match approaches, any update affecting player form or match conditions may cause rapid price changes, so tracking news feeds and Polymarket volume spikes is key to anticipating moves.