TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 18, 2:00 AM EST
Polymarket
This market refers to the tennis match between Aruzhan Sagandikova and Kamonwan Yodpetch in the ITF Women Astana, originally scheduled for July 11, 2026 at 2:00AM ET. This market will resolve to 'Aruzhan Sagandikova' if Aruzhan Sagandikova advances against Kamonwan Yodpetch. This market will resolve to 'Kamonwan Yodpetch' if Kamonwan Yodpetch advances against Aruzhan Sagandikova. 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 Aruzhan Sagandikova and Kamonwan Yodpetch in the ITF Women Astana, originally scheduled for July 11, 2026 at 2:00AM ET. This market will resolve to 'Aruzhan Sagandikova' if Aruzhan Sagandikova advances against Kamonwan Yodpetch. This market will resolve to 'Kamonwan Yodpetch' if Kamonwan Yodpetch advances against Aruzhan Sagandikova. 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 traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and protect their margin, while prediction markets are driven by trader consensus seeking to maximize profit. For tennis matches, prediction markets may react faster to late-breaking news or shift more sharply on new information, since traders have direct financial exposure. Comparing the two can reveal where one venue undervalues or overvalues a player relative to the other.
On Polymarket, this market is priced through an automated market maker that converts trader positions into real-time odds. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price reflects the aggregate belief of all active traders at any moment—as more capital flows toward one outcome, the odds shift accordingly. Traders buy and sell shares representing each possible result, and the cumulative order flow determines the implied probability you see displayed. This mechanism ensures prices stay responsive to new developments throughout the event window.
This market resolves around Jul 18, 2026, once the match concludes and the winner is verified against credible public sources. The outcome is determined by which player wins the completed ITF Astana singles match. No further conditions or qualifications apply—the market simply confirms the final result and settles accordingly. Traders should monitor official tournament announcements and reliable sports reporting to stay informed as the resolution date approaches.
Several factors could shift odds before the match begins or concludes. Player injury announcements, recent form updates, or changes in seeding can trigger rapid repricing. Head-to-head history, court surface preference, and weather conditions on match day are also closely watched by traders. Late withdrawals or unexpected lineup changes would cause sharp moves. Additionally, live trading during the match itself—as one player takes an early lead or momentum swings—often drives significant price movement, so this market remains dynamic until the final point is played.