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 6, 6:00 AM EST
Polymarket
This market refers to the tennis match between Sorana Cirstea and Sara Bejlek in the Wimbledon WTA, originally scheduled for June 29, 2026 at 6:00AM ET. This market will resolve to 'Sorana Cirstea' if Sorana Cirstea advances against Sara Bejlek. This market will resolve to 'Sara Bejlek' if Sara Bejlek advances against Sorana Cirstea. 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 Sorana Cirstea and Sara Bejlek in the Wimbledon WTA, originally scheduled for June 29, 2026 at 6:00AM ET. This market will resolve to 'Sorana Cirstea' if Sorana Cirstea advances against Sara Bejlek. This market will resolve to 'Sara Bejlek' if Sara Bejlek advances against Sorana Cirstea. 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 traditional sportsbook odds often diverge because they reflect different pricing mechanisms. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one price outcomes through open trading—where participants directly buy and sell shares. Prediction markets can sometimes offer sharper, less biased estimates because traders risk real capital on accuracy rather than chasing volume. However, sportsbooks may move faster on breaking news. Comparing this market's implied probability to major sportsbook lines can reveal where the crowd disagrees with professional oddsmakers.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share represents a claim on one outcome, and the price you see reflects the current ratio of shares held in the pool. When more traders buy shares for a particular outcome, its price rises; when they sell, it falls. This continuous repricing mechanism means the market naturally incorporates new information—injuries, player form, betting patterns—as it emerges. Your position's value fluctuates with these price movements until you close it or the market resolves.
This market resolves around Jul 6, 2026, once the Wimbledon match concludes and the result is verifiable from credible public sources. The outcome is determined by the official match result—which player wins the contest. Resolution typically occurs within hours of the final point, after the governing body confirms the winner. Traders holding shares in the winning outcome receive their payout, while losing shares expire worthless. The timing ensures sufficient confirmation before settlement, protecting against premature or incorrect calls.
Several factors can shift odds before the match begins. Player injury announcements or withdrawal news would trigger sharp repricing. Recent tournament performance, head-to-head records, and court surface suitability (grass favors certain playing styles) influence trader sentiment. Betting syndicates or sharp money flowing into one side can move prices noticeably. Weather forecasts affecting play conditions, lineup changes, or coaching updates may also prompt trading activity. Media coverage highlighting form or momentum swings can sway casual traders. Close to match time, late-breaking information—such as a player's warm-up performance or last-minute fitness concerns—often generates final price adjustments.