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 21, 12:13 PM EST
Polymarket
This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET. This market will resolve to 'Angella Okutoyi' if Angella Okutoyi advances against Valentini Grammatikopoulou. This market will resolve to 'Valentini Grammatikopoulou' if Valentini Grammatikopoulou advances against Angella Okutoyi. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Angella Okutoyi and Valentini Grammatikopoulou in the ITF W35 Verbier Women, originally scheduled for August 21, 2026 at 8:00AM ET. This market will resolve to 'Angella Okutoyi' if Angella Okutoyi advances against Valentini Grammatikopoulou. This market will resolve to 'Valentini Grammatikopoulou' if Valentini Grammatikopoulou advances against Angella Okutoyi. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, traders manually place bets that directly set the market price through supply and demand dynamics. The current implied probability reflects the ratio of bets for each outcome, adjusted for liquidity. As new information emerges — such as player form or weather conditions — traders adjust their positions, causing prices to shift based on collective expectations rather than a centralized oddsmaker.
This market resolves around Aug 28, 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 status accordingly. Traders should monitor reputable sports news sources for confirmed results, as any delay or dispute could temporarily affect market closure timing.
Key signals that could shift this market include player injuries, changes to the match schedule, or significant performance updates from recent tournaments. Weather conditions, surface conditions at the venue, and any last-minute strategic adjustments by coaches may also influence trader sentiment. As these developments unfold, bettors may react quickly, causing price swings based on new information and shifting risk perceptions.