TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 2, 1:00 PM EST
Polymarket
This market refers to the tennis match between Alexandra Vagramov and Sophie Suh in the ITF Women Claremont, originally scheduled for June 25, 2026 at 1:00PM ET. This market will resolve to 'Alexandra Vagramov' if Alexandra Vagramov advances against Sophie Suh. This market will resolve to 'Sophie Suh' if Sophie Suh advances against Alexandra Vagramov. 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 Alexandra Vagramov and Sophie Suh in the ITF Women Claremont, originally scheduled for June 25, 2026 at 1:00PM ET. This market will resolve to 'Alexandra Vagramov' if Alexandra Vagramov advances against Sophie Suh. This market will resolve to 'Sophie Suh' if Sophie Suh advances against Alexandra Vagramov. 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 markets and sportsbooks price events differently because they operate under distinct incentive structures. Sportsbooks set odds to balance their book and lock in profit margins, while prediction markets rely on traders' collective assessment of probability. This market reflects what thousands of independent traders believe will happen, often incorporating nuanced information faster than traditional oddsmakers. Comparing this market's implied probability to major sportsbook lines can reveal where consensus diverges, though both sources aim to reflect true event likelihood.
On Polymarket, traders set prices through an automated market maker mechanism, where buying or selling shares moves the odds in real time. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The more traders back one outcome, the higher its price climbs; conversely, selling pressure lowers it. This continuous price discovery process means odds reflect live market sentiment rather than a fixed sportsbook line. Liquidity providers help ensure tight spreads, allowing participants to enter and exit positions efficiently throughout the trading window.
This market resolves around Jul 2, 2026, once the match concludes and the winner is verified against credible public sources. The outcome is determined by the official result of the ITF Claremont event, with no ambiguity over who advances or claims victory. Early resolution may occur if either player withdraws before the match begins, in which case the market settles according to standard tournament rules. Traders should monitor official tournament updates and player announcements leading up to the deadline.
Key catalysts include recent match results, injury reports, and head-to-head history between the two players. Changes in player ranking or fitness status can shift trader confidence significantly. Court surface conditions, weather forecasts, and tournament draw announcements may also influence positioning. Social media updates, coaching changes, or public statements from either player can trigger repricing. Major upsets in earlier rounds or unexpected withdrawals elsewhere in the draw could alter perceived difficulty and reshape market expectations closer to the match date.