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 9, 7:53 AM EST
Polymarket
This market refers to the doubles tennis match between Bertrand/Barrera and Johansson/Kalyanpur in the Cassis, originally scheduled for September 8, 2026 at 4:00AM ET. This market will resolve to 'Bertrand/Barrera' if the team of Bertrand/Barrera advances against Johansson/Kalyanpur. This market will resolve to 'Johansson/Kalyanpur' if the team of Johansson/Kalyanpur advances against Bertrand/Barrera. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 22, 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 doubles tennis match between Bertrand/Barrera and Johansson/Kalyanpur in the Cassis, originally scheduled for September 8, 2026 at 4:00AM ET. This market will resolve to 'Bertrand/Barrera' if the team of Bertrand/Barrera advances against Johansson/Kalyanpur. This market will resolve to 'Johansson/Kalyanpur' if the team of Johansson/Kalyanpur advances against Bertrand/Barrera. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 22, 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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.
Generally, prediction market odds often reflect a 'wisdom of the crowd' effect, potentially differing from traditional sportsbook odds. Sportsbooks set lines based on their own models and to balance action, while this market represents the collective belief of traders. If a significant discrepancy exists between the two, opportunities for arbitrage may arise, as traders could potentially profit by betting on one venue and hedging on the other. However, it's important to remember that prediction markets are forward-looking and can incorporate information not yet fully reflected in sportsbook lines.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome. The price of these shares directly reflects the probability of that outcome occurring, as perceived by the market participants. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The more traders believe Bertrand/Barrera and Johansson/Kalyanpur will win, the higher the price of shares representing that outcome will climb, and vice versa. This dynamic pricing allows the market to quickly adapt to new information and changing sentiment.
This market resolves around Sep 15, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Cassis doubles match between Bertrand/Barrera and Johansson/Kalyanpur. The platform will verify the results against publicly available sources to determine the winning team and settle the market accordingly. Traders should monitor official tournament results to stay informed about the progress of the event and the impending resolution of this market.
Several factors could influence the trading activity and price movement in this market. Any news regarding player injuries, changes in team strategy, or unexpected performance in preceding matches could shift trader sentiment. Additionally, major upsets in other related tournaments or significant weather conditions affecting playing conditions could also play a role. Publicly available analysis from tennis experts and updated player rankings could also impact how traders assess the probabilities and adjust their positions in this market.