TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 9, 12:00 PM EST
Polymarket
This market refers to the tennis match between Anouck Vrancken Peeters and Antonia Stoyanov in the ITF Women Amstelveen, originally scheduled for July 2, 2026 at 12:00PM ET. This market will resolve to 'Anouck Vrancken Peeters' if Anouck Vrancken Peeters advances against Antonia Stoyanov. This market will resolve to 'Antonia Stoyanov' if Antonia Stoyanov advances against Anouck Vrancken Peeters. 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 Anouck Vrancken Peeters and Antonia Stoyanov in the ITF Women Amstelveen, originally scheduled for July 2, 2026 at 12:00PM ET. This market will resolve to 'Anouck Vrancken Peeters' if Anouck Vrancken Peeters advances against Antonia Stoyanov. This market will resolve to 'Antonia Stoyanov' if Antonia Stoyanov advances against Anouck Vrancken Peeters. 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.
Prediction market odds and sportsbook odds often diverge because they reflect different incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one are driven by traders risking real capital on outcomes they believe will occur. Prediction markets can sometimes offer sharper, more efficient pricing because participants have direct financial motivation to identify mispricings. However, sportsbooks may occasionally offer better value depending on their specific market conditions and how they've priced this particular matchup relative to trader consensus.
On Polymarket, this market is priced through an automated market maker mechanism where traders buy and sell outcome shares, and the price reflects the current probability implied by all trades. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The cost of a share moves as demand shifts—if more traders believe one player will win, that outcome's share price rises and the implied probability increases accordingly. This continuous pricing model ensures the market stays liquid and responsive to new information or sentiment changes right up until the match concludes.
This market resolves around Jul 9, 2026, once the match concludes and the result is verifiable from credible public sources. The outcome is determined by which player wins the ITF Amstelveen tournament match, confirmed through official tournament records or established sports reporting. Resolution happens automatically once the event result is confirmed, and traders' positions settle based on the verified winner. No ambiguity exists around the core outcome—it's a straightforward head-to-head competition with a clear victor.
Several factors could shift odds before the match takes place. Recent player performance, injury reports, or withdrawal announcements would trigger immediate repricing as traders adjust their confidence. Head-to-head history, court surface conditions at Amstelveen, and player form in recent tournaments all influence how traders assess each competitor's chances. Media coverage, betting patterns on other platforms, and any last-minute lineup changes can also spark volatility. As the match date approaches, accumulating real-world information typically narrows uncertainty and stabilizes prices around the most likely outcome.