TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 10, 6:41 AM EST
Polymarket
This market refers to the doubles tennis match between Added/Masur and Ambrosino/Magand in the Cassis, originally scheduled for September 8, 2026 at 4:00AM ET. This market will resolve to 'Added/Masur' if the team of Added/Masur advances against Ambrosino/Magand. This market will resolve to 'Ambrosino/Magand' if the team of Ambrosino/Magand advances against Added/Masur. 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 Added/Masur and Ambrosino/Magand in the Cassis, originally scheduled for September 8, 2026 at 4:00AM ET. This market will resolve to 'Added/Masur' if the team of Added/Masur advances against Ambrosino/Magand. This market will resolve to 'Ambrosino/Magand' if the team of Ambrosino/Magand advances against Added/Masur. 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.
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 implied probability of that outcome occurring. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and express their views, the price adjusts to reflect the collective assessment. The current price indicates what traders are willing to pay for a share that pays out if the outcome resolves in their favor. This dynamic pricing allows the market to quickly incorporate new information and adjust to changing expectations.
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 Added/Masur and Ambrosino/Magand. The winning team, as determined by the official tournament organizers, will be the outcome reported for this market. The platform will verify the result against credible public sources to ensure accuracy and transparency, and payouts will be distributed accordingly to those who correctly predicted the winner.
Several factors could influence the price of this market before resolution. Any news regarding player injuries or changes in team form for either Added/Masur or Ambrosino/Magand could significantly shift trader sentiment. Unexpected results in other matches leading up to the event, or even changes in weather conditions, could also play a role. Furthermore, large trades by influential participants on Polymarket could cause noticeable price movements, as could any significant public endorsements or analysis predicting a particular outcome. Monitoring these signals will be key to understanding how this market evolves.