TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 16, 8:15 PM EST
Polymarket
This market refers to the tennis match between William Kleege and Benjamin O'connell in the ITF Men Los Angeles, originally scheduled for June 9, 2026 at 8:15PM ET. This market will resolve to 'William Kleege' if William Kleege advances against Benjamin O'connell. This market will resolve to 'Benjamin O'connell' if Benjamin O'connell advances against William Kleege. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds on Polymarket often diverge from traditional sportsbook lines because they reflect real-time trader sentiment rather than fixed bookmaker margins. Sportsbooks typically build in a vigorish, whereas prediction markets aggregate decentralized participant views. For this Kleege vs O'connell match, comparing Polymarket implied probabilities to major sportsbook offerings can reveal where the market sees edge or mispricing. Prediction markets tend to be more responsive to breaking news and player updates, making them useful for spotting shifts that sportsbooks have not yet reflected.
On Polymarket, the Kleege vs O'connell match is priced as a binary outcome contract where traders buy and sell shares representing each player's probability of winning. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome share ranges from 0 to 1 cent, with the sum of both outcomes equaling 1 cent. As traders place orders, the price adjusts to reflect the current implied probability. Higher prices indicate stronger market conviction. You can enter or exit positions at any time before the Jun 17, 2026 resolution, allowing dynamic exposure management throughout the lead-up to the match.
The ITF Los Angeles: William Kleege vs Benjamin O'connell market resolves on Jun 17, 2026. Resolution is determined by the official result of the match as recorded by the ITF and confirmed through reliable sports data sources. The winner of the match determines which outcome resolves to 1 cent and which resolves to 0. All positions settle automatically once the match concludes and the result is verified, typically within hours of the final point.
Several factors could shift odds for this Kleege vs O'connell matchup. Recent tournament results and head-to-head records between the players often trigger repricing as traders update their models. Injury announcements, withdrawal news, or changes in player ranking or form will move the market sharply. Court surface conditions, weather forecasts, and draw announcements closer to the event date also influence pricing. Media coverage highlighting either player's recent performance or personal circumstances can sway trader sentiment. Real-time match updates during warm-ups or early rounds may also cause last-minute probability adjustments.