TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 4, 3:19 PM EST
Polymarket
In the upcoming US Open ATP singles match between Daniil Medvedev and Arthur Rinderknech, scheduled for September 4, 2026 at 11:00AM ET: This market will resolve based on the final set score of the Daniil Medvedev vs. Arthur Rinderknech match. This match is played in a best-of-5-sets format. The possible outcomes are 3-0, 3-1, “Not Completed”, and 3-2 in either direction. If the match is canceled (not played at all), or is delayed beyond 14 days from the scheduled date at 11:59 PM ET without completion, this market will resolve to 'Not Completed'. 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 'Not Completed' regardless of the set score at the time. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 'Not Completed'. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.
In the upcoming US Open ATP singles match between Daniil Medvedev and Arthur Rinderknech, scheduled for September 4, 2026 at 11:00AM ET: This market will resolve based on the final set score of the Daniil Medvedev vs. Arthur Rinderknech match. This match is played in a best-of-5-sets format. The possible outcomes are 3-0, 3-1, “Not Completed”, and 3-2 in either direction. If the match is canceled (not played at all), or is delayed beyond 14 days from the scheduled date at 11:59 PM ET without completion, this market will resolve to 'Not Completed'. 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 'Not Completed' regardless of the set score at the time. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 'Not Completed'. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks often set initial lines based on expert analysis and incorporate a margin for profit, whereas this market allows traders to openly buy and sell their predictions. If a significant discrepancy emerges between the two, arbitrage opportunities may arise, where traders can profit by simultaneously betting on both platforms. It’s important to note that prediction markets often incorporate information and perspectives not fully captured by sportsbooks, potentially leading to more accurate forecasts.
On Polymarket, this market is priced through a continuous auction mechanism. Traders deposit USDC to purchase shares representing their belief in a particular outcome. As more shares are purchased for a specific result, its price increases, reflecting a higher implied probability. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price movement is driven by supply and demand, with traders constantly adjusting their positions based on new information and their own assessments of the match’s likely outcome. This dynamic pricing ensures that the market reflects the collective intelligence of all participants.
This market resolves around Sep 11, 2026, with the outcome confirmed once the final, official score of the Medvedev vs. Rinderknech match is verifiable from credible public reporting. The resolution will be based on the officially recorded scoreline, as determined by the governing body of the tournament. Any potential disputes regarding the score will be addressed using publicly available information and official tournament records. The final outcome will determine which shares payout, and at what rate, based on the market’s pricing at the time of resolution.
Several factors could influence the price of this market before resolution. Any news regarding player injuries, changes in playing conditions, or even updated match analysis from tennis experts could shift trader sentiment. Unexpected performance in earlier rounds of the tournament, or even comments from the players themselves, could also have an impact. Furthermore, large trades on Polymarket by influential traders could create short-term price fluctuations, as others react to these movements and adjust their own positions. Monitoring these signals will be key to understanding how this market evolves.