TOTAL VOLUME:
$134b
24H VOL:
$103,397,351
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,410,176,180
399,592
Markets across
30,097
events
MATCHED EVENTS:
2,622
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 23, 2:23 PM EST
Kalshi
This market tracks the outcome of the first set in a professional tennis match between Ugo Humbert and Mattia Bellucci at the 2026 ATP Eastbourne tournament. One of the two players will win the set by reaching six games with a two-game lead, or by winning a tiebreaker.
The market resolves based on which player wins set 1 of the Ugo Humbert vs Mattia Bellucci match in the 2026 ATP Eastbourne Round of 32. If the match does not occur before play begins due to injury, walkover, forfeiture, or cancellation, the market resolves to a fair price. If the match is 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 resolved to fair market price at the Exchange's discretion.
Prediction market odds and sportsbook odds often diverge because they reflect different pricing mechanisms. Sportsbooks set odds to balance their book and lock in profit margins, while prediction markets like this one are priced by traders who buy and sell shares based on their own assessments. Prediction markets can sometimes offer sharper, more efficient pricing because traders have direct financial incentive to identify mispricings. However, sportsbooks may move faster on breaking news due to dedicated trading desks. Comparing the two can reveal where consensus differs and highlight potential value opportunities in either venue.
On Kalshi, this market is priced through a continuous order-book mechanism where traders submit buy and sell orders 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 collective belief of all active traders about the likelihood of that player winning Set 1. As new trades execute, prices update in real time. Liquidity and trading volume influence how quickly prices adjust to new information. Wider spreads between bid and ask prices typically indicate lower liquidity, while tighter spreads suggest more active trading and potentially more efficient pricing.
This market resolves around Jun 22, 2026, once the first set of the Humbert vs Bellucci match concludes. The outcome is determined by which player wins that set, verified against credible public sources such as official tournament records or established sports data providers. Once the set result is confirmed and finalized, the market settles automatically. Traders holding shares in the winning outcome receive their payout, while those on the losing side forfeit their stake. The resolution is straightforward and objective, tied directly to the match result.
Several factors can shift odds before the set concludes. Recent player performance, head-to-head history, and current ranking or form trends often influence initial pricing. Court surface, weather conditions, and tournament stage can all affect expectations. Injury reports or last-minute lineup changes may trigger sharp repricing. During the match itself, early breaks, momentum swings, and tactical adjustments will drive real-time trading activity. Traders react to live score developments, set pace, and player confidence cues. Major upsets or unexpected play patterns can cause significant volatility. Monitoring these in-match signals helps traders identify when odds may lag behind actual match dynamics.