TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 20, 5:00 AM EST
Polymarket
This market refers to the tennis match between Barbora Krejcikova and Viktoriya Tomova in the Athens Open, originally scheduled for July 13, 2026 at 5:00AM ET. This market will resolve to 'Barbora Krejcikova' if Barbora Krejcikova advances against Viktoriya Tomova. This market will resolve to 'Viktoriya Tomova' if Viktoriya Tomova advances against Barbora Krejcikova. 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 Barbora Krejcikova and Viktoriya Tomova in the Athens Open, originally scheduled for July 13, 2026 at 5:00AM ET. This market will resolve to 'Barbora Krejcikova' if Barbora Krejcikova advances against Viktoriya Tomova. This market will resolve to 'Viktoriya Tomova' if Viktoriya Tomova advances against Barbora Krejcikova. 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 participant 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 capital. For this match, comparing the implied probability on Polymarket to major sportsbook lines can reveal whether the crowd's consensus differs from professional oddsmakers. Prediction markets sometimes lead sportsbooks when new information emerges, making them a useful cross-check for serious bettors and analysts.
On Polymarket, this market is priced through an automated market maker that calculates odds based on the ratio of shares held in each outcome pool. 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 supply and demand. The current implied probability reflects the aggregate belief of all participants. As new information surfaces—injury reports, recent form, or head-to-head history—traders adjust their positions, moving the price until it reaches a new equilibrium.
This market resolves around Jul 20, 2026, once the match concludes and the result is verified against credible public sources. The outcome is determined by the official match result: a win for Krejcikova, a win for Tomova, or any other relevant outcome category offered. Resolution typically occurs within hours of the final point, ensuring traders receive timely payouts based on the verified result.
Several factors can shift prices before the match begins. Injury announcements or withdrawal news involving either player would trigger sharp repricing. Recent tournament results, head-to-head records, and surface preference (hard court dynamics at Athens) all influence trader sentiment. Weather conditions, seeding changes, or unexpected draw updates may also prompt position adjustments. In the final hours before play, late-breaking form reports or warm-up match results often drive final volume spikes as traders lock in their views.