TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 21, 4:12 PM EST
Kalshi
Gioele Cerelli and Idriss Haddouch compete in a professional tennis match at the 2026 M25 Tanger tournament. The winner of this Round of 64 match will advance in the competition.
This event covers the professional tennis match between Gioele Cerelli and Idriss Haddouch in the 2026 M25 Tanger Round of 64. Resolution requires that a ball has been played in the match. If the match does not occur before play begins due to injury, walkover, forfeiture, or cancellation, all related markets resolve to $0.50. If a player withdraws or forfeits after play has started, that player's market resolves to No. Should the match be postponed or delayed, markets remain open and close following the rescheduled match completion within two weeks.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one are driven by traders risking real capital on their beliefs about the outcome. Prediction markets can sometimes offer sharper, more efficient pricing because participants have direct financial exposure and no house edge to overcome. Comparing this market's odds to major sportsbooks can reveal where the two venues disagree—a useful signal for identifying potential value or consensus shifts in how the fight is perceived.
On Kalshi, this market is priced through an order-book mechanism where traders submit bids and asks for shares representing each fighter's victory. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the balance between buyers and sellers at any given moment, with share prices ranging from $0 to $1 and representing implied probability. As new information emerges—such as training footage, weigh-in results, or injury updates—traders adjust their positions, moving the price up or down. This continuous repricing ensures the market reflects the latest available evidence about the fight.
This market resolves around Jun 22, 2026, once the boxing match concludes and the result is verifiable from credible public sources. The outcome will be confirmed based on the official fight result—whether by knockout, decision, disqualification, or other standard boxing resolution methods. Until that time, traders can continue to buy and sell shares as odds shift with breaking news, fighter statements, or other developments. Resolution typically occurs within hours of the final bell, after which all winning positions are paid out at full value.
Several catalysts could shift odds significantly before the bout takes place. Injury announcements, training camp updates, or statements from either fighter's camp often trigger sharp repricing. Weigh-in results, changes in betting odds at major sportsbooks, and expert commentary from boxing analysts can also sway trader sentiment. Media coverage highlighting a fighter's recent form, opponent analysis, or historical matchup data may prompt position adjustments. Even seemingly minor details—such as venue changes, referee assignments, or rule clarifications—can influence how traders assess each fighter's chances, making this market dynamic right up until the opening bell.