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: Sep 13, 4:48 PM EST
Polymarket
This market refers to the tennis match between Justin Boulais and Theo Arribage in the Rennes, France, Qualifying, originally scheduled for September 13, 2026 at 9:50AM ET. This market will resolve to 'Justin Boulais' if Justin Boulais advances against Theo Arribage. This market will resolve to 'Theo Arribage' if Theo Arribage advances against Justin Boulais. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 27, 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Justin Boulais and Theo Arribage in the Rennes, France, Qualifying, originally scheduled for September 13, 2026 at 9:50AM ET. This market will resolve to 'Justin Boulais' if Justin Boulais advances against Theo Arribage. This market will resolve to 'Theo Arribage' if Theo Arribage advances against Justin Boulais. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 27, 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 ATP Tour. A consensus of credible reporting may also be used.
Often, prediction market odds reflect a different perspective than those found at traditional sportsbooks. Sportsbooks set lines to balance action and incorporate a profit margin, while this market represents the collective wisdom of traders who are incentivized to accurately predict the outcome. Discrepancies can arise due to differing information, biases, or simply varying interpretations of the event's likelihood. It's common to see this market move independently of sportsbook odds, especially as new information becomes available and traders adjust their positions.
On Polymarket, this market is priced through a continuous auction mechanism. Traders buy and sell shares representing their belief in the probability of each outcome. As more shares are traded, the price of those shares adjusts to reflect the evolving consensus. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of a 'yes' share, for example, indicates the market's estimated chance of that outcome occurring. This dynamic pricing ensures that the market odds closely align with the aggregated predictions of all participants.
This market resolves around Sep 20, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the Boulais vs Arribage match, as determined by the governing sporting body. The specific details of the match result will be used to determine the winning outcome in this market. Traders will be able to claim their winnings once the resolution is finalized and verified.
Several factors could influence the trading activity in this market. Any news regarding player injuries, changes in coaching strategies, or even weather conditions could shift traders’ expectations. Public sentiment, as reflected in polls or expert analysis, might also play a role. Unexpected announcements about the match schedule or venue could also cause movement. Ultimately, any information that alters the perceived probability of either athlete winning will likely impact the price action in this market.