TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 1, 9:52 AM EST
Kalshi
Aryna Sabalenka and McCartney Kessler will compete in the second set of their 2026 Wimbledon Women's Singles Round of 64 match on July 1. The market determines which player wins that specific set.
This market resolves based on the outcome of set 2 in the professional tennis match between Aryna Sabalenka and McCartney Kessler at the 2026 Wimbledon Women's Singles Round of 64. If the match does not commence due to injury, walkover, forfeiture, or cancellation before play begins, the market resolves to a fair price. Should the match be postponed or delayed, the market remains open until the rescheduled match concludes within two weeks. If a player retires during the match, any set outcome that can be definitively determined from completed play will resolve accordingly; outcomes that cannot be unconditionally settled based on play already completed will resolve to Fair Market Price at the Exchange's discretion.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set odds to balance liability and generate profit margins, while prediction markets aggregate beliefs from traders risking real capital on outcomes. This market may price the Set 2 winner differently than traditional sportsbooks, depending on trader conviction and available information. Comparing the two can reveal where the crowd's consensus differs from bookmaker pricing, though prediction markets tend to be efficient at incorporating public information quickly.
On Kalshi, this market is priced through an order-book mechanism where traders buy and sell shares representing each outcome. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share reflects the collective probability assigned by active traders; higher prices indicate stronger conviction that outcome will occur. Liquidity and trading volume influence how easily you can enter or exit positions at favorable prices. As the match progresses and new information emerges, traders adjust their bids and asks, causing the price to move in real time.
This market resolves around Jul 1, 2026, once the second set of the match concludes and the winner is verifiable from credible public reporting. The outcome is determined by which player wins the set according to official match records. Until that point, prices will fluctuate based on live match developments, player performance, and trader sentiment. Resolution is automatic once the event result is confirmed and the platform processes the settlement.
Live match performance is the primary driver of price movement in this market. If Sabalenka breaks serve early or Kessler holds her off, traders will adjust odds accordingly. Injury reports, visible fatigue, or momentum swings during the first set can shift expectations for the second. Weather conditions, court surface behavior, or commentary on tactical adjustments may also influence trading activity. Real-time score updates and set dynamics will cause continuous repricing as the match unfolds and traders reassess each player's likelihood of winning the set.