TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 23, 10:39 AM EST
Polymarket
This market refers to the doubles tennis match between Korpatsch/Akugue and Kulambayeva/Semenistaja in the Hamburg European Open, originally scheduled for July 21, 2026 at 4:00AM ET. This market will resolve to 'Korpatsch/Akugue' if the team of Korpatsch/Akugue advances against Kulambayeva/Semenistaja. This market will resolve to 'Kulambayeva/Semenistaja' if the team of Kulambayeva/Semenistaja advances against Korpatsch/Akugue. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 doubles tennis match between Korpatsch/Akugue and Kulambayeva/Semenistaja in the Hamburg European Open, originally scheduled for July 21, 2026 at 4:00AM ET. This market will resolve to 'Korpatsch/Akugue' if the team of Korpatsch/Akugue advances against Kulambayeva/Semenistaja. This market will resolve to 'Kulambayeva/Semenistaja' if the team of Kulambayeva/Semenistaja advances against Korpatsch/Akugue. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 serve different audiences and operate under different constraints. Sportsbooks set odds to balance their book and manage risk, incorporating a built-in margin. Prediction markets, by contrast, aggregate trader beliefs through continuous price discovery—there is no house margin, only the spread between bid and ask. Sportsbooks may move faster on breaking news, while prediction markets can be slower to react if trading volume is thin. For this market, comparing the current prediction market price to major sportsbook lines reveals whether one venue perceives an edge the other has missed. Both reflect real money at stake, but the mechanisms differ fundamentally.
On Polymarket, this market is priced through an automated market maker that converts trader orders into real-time probability quotes. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders buy or sell shares representing each outcome, and the cumulative volume on each side determines the odds. If one outcome attracts heavy buying, its price rises; if selling pressure builds, it falls. The platform charges a small fee on each trade, which is embedded in the spread. You can enter limit orders to wait for a better price or execute market orders for immediate fills. The continuous nature of this pricing mechanism means odds update instantly as new information or sentiment arrives.
This market resolves around Jul 28, 2026, once the Hamburg European Open women's doubles match between Korpatsch/Akugue and Kulambayeva/Semenistaja concludes. The outcome is confirmed when the result is verifiable from credible public reporting of the tournament. Traders holding shares in the winning outcome receive their payout, while losing shares expire worthless. No ambiguity typically surrounds professional tennis results—the winner is determined by match play and recorded by the tournament organizer. Ensure you close or settle your position before the end date to avoid any last-minute surprises.
Several catalysts can shift odds before the match begins. Injury announcements or withdrawal news involving either pair would trigger sharp repricing. Recent tournament results, head-to-head records, and surface preference (clay courts favor certain playing styles) all influence trader conviction. Weather forecasts closer to match day—wind, humidity, temperature—can affect pace and spin. Betting syndicates or professional traders entering the market with large positions often move prices noticeably. Media coverage highlighting form or controversy may sway casual traders. Finally, odds on related markets (such as tournament winner or other doubles matches) can create spillover effects if traders hedge or correlate their positions. Monitor news feeds and related betting activity for early signals.