TOTAL VOLUME:
$134.2b
24H VOL:
$129,159,707
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,442,132,418
404,744
Markets across
30,489
events
MATCHED EVENTS:
2,691
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 3, 10:34 AM EST
Polymarket
This group centers on a tennis match between Fons Van Sambeek and Rafael Giotis in the M15 Haren tournament. The markets ask whether a specific player will advance in the match, with provisions for cancellations, retirements, and walkovers. Resolution relies on official ITF data or credible reporting.
This market refers to the tennis match between Fons Van Sambeek and Rafael Giotis in the M15 Haren, Main Draw, originally scheduled for September 3, 2026 at 5:00AM ET. This market will resolve to 'Fons Van Sambeek' if Fons Van Sambeek advances against Rafael Giotis. This market will resolve to 'Rafael Giotis' if Rafael Giotis advances against Fons Van Sambeek. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 17, 2026, 11:59 PM ET (14 days after the scheduled start), 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.
This market refers to the tennis match between Lloyd Harris and Stefanos Tsitsipas in the ATP US Open, originally scheduled for September 2, 2026 at 15:00 UTC. This market will resolve to 'Lloyd Harris' if Lloyd Harris advances against Stefanos Tsitsipas. This market will resolve to 'Stefanos Tsitsipas' if Stefanos Tsitsipas advances against Lloyd Harris. 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.
Prediction market odds, like those found on Polymarket and Limitless, often differ from traditional sportsbook odds due to the wisdom of the crowd. Sportsbooks set lines based on internal models and aim to balance action on both sides, while prediction markets allow anyone to trade and express their beliefs. This can lead to more accurate probabilities, especially as more information becomes available. The difference between these odds and sportsbook lines can also present arbitrage opportunities for informed traders. This market reflects the collective intelligence of its participants.