TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 1, 9:27 AM EST
Kalshi
This market tracks the outcome of the first set in the 2026 Wimbledon Men's Singles Round of 64 match between Roman Safiullin and Botic Van de Zandschulp on July 1. The market resolves based on which player wins set 1 of the match.
The market resolves to the player who wins set 1 in the professional tennis match. If the match does not occur before play begins due to injury, walkover, forfeiture, or cancellation, the market resolves to a fair price. If postponed or delayed, the market remains open and closes after 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 settled at 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 lines to balance action and manage risk, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. For this matchup, comparing the odds here to major sportsbooks can reveal where the crowd on Kalshi sees value differently. Prediction markets sometimes price outcomes more efficiently than traditional books, especially when informed traders spot mispricings. Monitoring both can help you identify discrepancies and make more informed trading decisions.
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 market's collective probability estimate for that outcome winning the first set. As traders place bids and offers, the price adjusts in real time. Higher prices indicate stronger confidence in that outcome; lower prices suggest skepticism. You can enter limit or market orders to trade at your preferred price, and the spread between buy and sell prices reflects current liquidity and uncertainty.
This market resolves around Jul 1, 2026, once the first set of the Safiullin vs Van de Zandschulp match concludes and the winner is verified against credible public sources. The outcome is determined by whichever player wins the majority of games in the opening set according to official match records. No further conditions apply; the market settles based on the straightforward result of that set alone. Traders holding shares in the winning outcome receive their payout once verification is complete and the market officially closes.
Several factors could shift odds before the match begins. Recent form, head-to-head records, and player rankings often influence early trading. Court surface preference, weather conditions on match day, and any last-minute injury reports can trigger sharp moves. News about player fitness, mental state, or coaching changes may also sway traders. As the match approaches, betting syndicates and informed players may place larger positions, creating volume spikes and price momentum. Close to start time, any official announcements regarding court conditions or player status could cause rapid repricing of the first set outcome.