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: Jun 30, 2:02 PM EST
Kalshi
Polina Kudermetova and Liudmila Samsonova compete in the first set of their 2026 Wimbledon Women's Singles Round of 128 match on June 30. The winner of set 1 will be determined by standard tennis scoring rules.
This market covers the first set of the Polina Kudermetova vs Liudmila Samsonova professional tennis match at the 2026 Wimbledon Women's Singles Round of 128. Resolution is based on which player wins set 1 through standard play. If the match does not occur before play begins due to injury, walkover, forfeiture, or cancellation, the market resolves to fair price. If postponed or delayed, the market remains open until the rescheduled match concludes within two weeks. If a player retires, markets that can be unconditionally settled based on completed play resolve accordingly; those that cannot are resolved to fair market price at the Exchange's discretion.
Prediction market odds and traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and protect their margins, while prediction markets aggregate the collective judgment of traders risking real capital on outcomes. This market aggregates the views of participants who believe they have an edge, potentially surfacing insights that sportsbooks may not immediately price in. Comparing the two can reveal where public opinion and professional oddsmakers disagree most sharply.
On Kalshi, this market is priced through a continuous order-book mechanism where traders submit bids and offers for 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 marginal consensus probability; as more traders buy or sell, the implied odds shift in real time. You can enter limit or market orders to position yourself, and the platform matches buyers and sellers transparently. This mechanism ensures prices respond immediately to new information and trader conviction.
This market resolves around Jun 30, 2026, once the first set of the match concludes and the winner is verified against credible public sources. The outcome is determined by which player wins the set according to standard tennis scoring rules. Until that time, you can trade your position freely, allowing you to lock in gains, cut losses, or adjust your exposure as match conditions and odds evolve. Resolution is final once the result is confirmed.
Several factors can shift odds before the match begins or during play. Pre-match developments include recent form, head-to-head records, surface suitability, and injury updates for either player. Court conditions, weather, and crowd dynamics on match day may also influence expectations. During the set itself, early breaks, momentum swings, and tactical adjustments will prompt traders to reassess probabilities in real time. Breaking news about player fitness or unexpected match delays can trigger sharp repricing as well.