TOTAL VOLUME:
$134b
24H VOL:
$103,397,351
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,410,176,180
399,592
Markets across
30,097
events
MATCHED EVENTS:
2,622
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 22, 10:46 AM EST
Polymarket
This market refers to the tennis match between Anouck Vrancken Peeters and Sapfo Sakellaridi in the ITF Women Horb, originally scheduled for July 22, 2026 at 4:00AM ET. This market will resolve to 'Anouck Vrancken Peeters' if Anouck Vrancken Peeters advances against Sapfo Sakellaridi. This market will resolve to 'Sapfo Sakellaridi' if Sapfo Sakellaridi 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 Sapfo Sakellaridi in the ITF Women Horb, originally scheduled for July 22, 2026 at 4:00AM ET. This market will resolve to 'Anouck Vrancken Peeters' if Anouck Vrancken Peeters advances against Sapfo Sakellaridi. This market will resolve to 'Sapfo Sakellaridi' if Sapfo Sakellaridi 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 pricing mechanisms. Sportsbooks set fixed lines designed to balance action and lock in profit margins, while prediction markets aggregate real-time trader beliefs through continuous price discovery. In this market, traders are directly wagering on the match outcome, creating incentives to price it accurately. Sportsbooks may lag behind breaking news or shift their lines more cautiously to manage risk. Comparing the two can reveal where one venue perceives edge or mispricing relative to the other, though each serves distinct purposes in the sports betting ecosystem.
On Polymarket, this market is priced through an automated market maker that converts trader orders into real-time odds. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The system allows you to buy or sell shares representing each outcome, with the price adjusting dynamically based on supply and demand. As more traders back one player, that outcome's price rises and the opposing outcome falls. This continuous mechanism ensures the market remains liquid and responsive to new information throughout the trading window. The transparent, algorithmic pricing model contrasts with traditional fixed-line sportsbooks and encourages active participation from informed traders.
This market resolves around Jul 29, 2026, once the match concludes and the result is verified against credible public sources. The outcome is determined by which player wins the completed match at the ITF Horb tournament. Traders holding shares in the winning outcome receive their payout, while losing positions expire worthless. Resolution timing depends on the official match completion and confirmation through established sports data channels. No further trading occurs after the market closes, ensuring a clean settlement window aligned with the tournament schedule.
Several factors could shift trader sentiment before resolution. Recent form and head-to-head records between the two players often drive initial pricing, while injury reports or withdrawal news can trigger sharp repricing. Court surface conditions, weather, and tournament seeding may influence perceived advantage. Betting action from sharp traders or public money can also move odds as new capital enters the market. Pre-match commentary from analysts and live updates during warm-ups sometimes prompt last-minute adjustments. Any credible information about player fitness or tactical changes could sway the probability, making this market responsive to real-time developments up until the match begins.