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: Jun 18, 11:15 AM EST
Kalshi
This market measures the game differential between Alexander Zverev and Yannick Hanfmann throughout their professional tennis match at the 2026 ATP Halle Round of 16 on June 18. Bettors wager on whether Zverev will win by more than specified game margins across the full match.
The event resolves based on the game differential in favor of Alexander Zverev across the full match at the 2026 ATP Halle Round of 16. The differential is calculated as Zverev's total games minus Hanfmann's total games throughout the entire match. If the match does not occur before play begins due to injury, walkover, forfeiture, or cancellation, the market resolves to fair price. Postponed or delayed matches remain open and close 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 protect their margin, while prediction markets aggregate trader beliefs through continuous price discovery. This market may show odds that lead or lag traditional sportsbook spreads, depending on which venue's participants react faster to news, injury reports, or player form. Comparing the two can reveal where informed traders see value relative to professional oddsmakers, though both should be evaluated independently rather than treated as interchangeable.
On Kalshi, this market is priced through a continuous order-book mechanism where traders submit bids and asks, and the spread outcome price reflects the last executed trade. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Prices move as new information arrives—such as player injuries, recent form, or head-to-head records—and traders adjust their positions accordingly. The platform displays the current bid-ask spread, allowing you to see the range of opinion on whether the match will fall within or outside the predicted point margin. Liquidity and trading volume directly influence how tight or wide that spread remains throughout the event window.
This market resolves around Jun 18, 2026, once the match concludes and the final score is confirmed. The outcome is verified against credible public sources reporting the official game result and point differential. Once the spread is established and the match is complete, the market settles based on whether the actual margin matches the predicted range. No further trading occurs after resolution, and positions are settled according to the verified final score.
Several catalysts can shift prices before the match begins or during play. Pre-match factors include injury announcements, recent tournament results, head-to-head records, and court surface conditions—all of which influence trader expectations about the likely margin. During the match itself, early set results, momentum swings, and player fatigue can trigger rapid repricing as live information updates market sentiment. Weather delays, unexpected tactical shifts, or one player's hot or cold streaks may also prompt traders to reassess their positions, causing the spread odds to move significantly in either direction.