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 13, 4:00 AM EST
Polymarket
This market refers to the tennis match between Simona Waltert and Katarzyna Kawa in the Bastad, originally scheduled for July 6, 2026 at 4:00AM ET. This market will resolve to 'Simona Waltert' if Simona Waltert advances against Katarzyna Kawa. This market will resolve to 'Katarzyna Kawa' if Katarzyna Kawa advances against Simona Waltert. 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 Simona Waltert and Katarzyna Kawa in the Bastad, originally scheduled for July 6, 2026 at 4:00AM ET. This market will resolve to 'Simona Waltert' if Simona Waltert advances against Katarzyna Kawa. This market will resolve to 'Katarzyna Kawa' if Katarzyna Kawa advances against Simona Waltert. 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 manage risk, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. This market can serve as a reality check against traditional sportsbook pricing, revealing where bettors and traders disagree on the likely winner. When significant gaps emerge, it may signal undervalued or overvalued outcomes compared to conventional betting markets.
On Polymarket, this market is priced through an automated market maker that allows traders to buy and sell outcome shares continuously. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the cumulative trading activity and the current balance of buy and sell orders in the pool. As more traders back one player over the other, the price of that outcome rises while the alternative falls, creating a dynamic equilibrium that updates in real time and incorporates new information throughout the trading window.
This market resolves around Jul 13, 2026, once the match concludes and the result is verifiable from credible public sources. The outcome will be confirmed based on the official match result, determining which player prevails. Until that point, traders can continue to adjust their positions as the event draws closer and any relevant news or player updates emerge.
Several factors could shift this market significantly before resolution. Injury reports or fitness updates on either player may alter perceived match odds. Recent form, head-to-head records, and surface-specific performance data can trigger repricing as traders reassess probabilities. Court conditions, weather forecasts, and tournament momentum may also influence sentiment. News about player motivation, ranking implications, or personal circumstances could sway the market. As the match date approaches, any official announcements or last-minute developments will likely drive sharp trading activity.