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: Jul 28, 2:12 PM EST
Polymarket
This market refers to the tennis match between Filippo Romano and Otto Virtanen in the San Marino, originally scheduled for July 27, 2026 at 4:00AM ET. This market will resolve to 'Filippo Romano' if Filippo Romano advances against Otto Virtanen. This market will resolve to 'Otto Virtanen' if Otto Virtanen advances against Filippo Romano. 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 Filippo Romano and Otto Virtanen in the San Marino, originally scheduled for July 27, 2026 at 4:00AM ET. This market will resolve to 'Filippo Romano' if Filippo Romano advances against Otto Virtanen. This market will resolve to 'Otto Virtanen' if Otto Virtanen advances against Filippo Romano. 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 community-driven pricing and unique betting mechanics. While sportsbooks may set their lines based on analytical models and risk management, prediction markets reflect aggregated trader sentiment, which can lead to tighter spreads or divergent views on favorite and underdog prospects.
This market resolves around Aug 3, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by the official match conclusion, and the platform will update the market accordingly based on confirmed scores from reliable sports news and event organizers.