TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 20, 3:00 AM EST
Polymarket
This market refers to the tennis match between Kaitlin Quevedo and Gabriela Ruse in the Iasi Open, originally scheduled for July 13, 2026 at 3:00AM ET. This market will resolve to 'Kaitlin Quevedo' if Kaitlin Quevedo advances against Gabriela Ruse. This market will resolve to 'Gabriela Ruse' if Gabriela Ruse advances against Kaitlin Quevedo. 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 WTA Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Kaitlin Quevedo and Gabriela Ruse in the Iasi Open, originally scheduled for July 13, 2026 at 3:00AM ET. This market will resolve to 'Kaitlin Quevedo' if Kaitlin Quevedo advances against Gabriela Ruse. This market will resolve to 'Gabriela Ruse' if Gabriela Ruse advances against Kaitlin Quevedo. 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 WTA Tour. A consensus of credible reporting may also be used.
Prediction market odds and sportsbook odds often diverge because they reflect different trader bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets aggregate the beliefs of traders risking real money on outcomes. This market may show different implied probabilities than traditional sportsbooks, especially as new information emerges. Comparing the two can reveal where one venue sees value the other has missed, though both ultimately reflect uncertainty about the match result.
On Polymarket, this market is priced through an automated market maker that calculates odds based on the ratio of shares held for each outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders buy or sell shares to express their view, and the price adjusts continuously to reflect the cumulative belief of all participants. The implied probability for each player is derived from the current share price, so as trading volume increases or sentiment shifts, the odds update in real time without requiring a human market maker.
This market resolves around Jul 20, 2026, once the Iasi Open match concludes and the result is verifiable from credible public reporting. The outcome is determined by which player wins the match according to official tournament records. Until that point, traders can continue to buy and sell shares as new information—such as player form, injury reports, or head-to-head history—becomes available and influences their expectations.
Several factors could shift odds before the match takes place. Recent tournament performance by either player, injury announcements or fitness updates, changes in court conditions or surface preference, and head-to-head records all influence trader sentiment. Media coverage, expert commentary, and betting patterns at traditional sportsbooks can also signal shifting expectations. As the match date approaches, any news about player form, motivation, or external circumstances may trigger repricing as traders reassess the probability of each outcome.