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 6, 1:41 AM EST
Polymarket
This market tracks whether Alexander Zverev will win Set 4 against Alejandro Tabilo in their US Open ATP match, originally scheduled for September 5, 2026 at 11:00AM ET. Currently, Polymarket gives a 100.0% probability to Zverev winning Set 4. The resolution source for this market is the official ATP Tour website at https://www.atptour.com/en/scores/current. Keep an eye on the match progress as this market will be settled based on the official result reported on the ATP Tour website following the conclusion of the match, with a resolution date estimate of September 12, 2026.
This market refers to the tennis match between Alexander Zverev and Alejandro Tabilo in the US Open ATP, originally scheduled for September 5, 2026 at 11:00AM ET. This market will resolve to 'Alexander Zverev' if Alexander Zverev advances against Alejandro Tabilo. This market will resolve to 'Alejandro Tabilo' if Alejandro Tabilo advances against Alexander Zverev. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 19, 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.
Typically, prediction market odds offer a different perspective than those found at traditional sportsbooks. Sportsbooks often incorporate a ‘vig’ or commission into their odds, while prediction markets, like Polymarket, aim to reflect the true probability as assessed by bettors. This can lead to discrepancies, with prediction markets sometimes offering more favorable odds, especially as the event approaches and more information becomes available. It's common to see prediction markets react more quickly to news and updates that might influence the outcome of the Zverev vs Tabilo match.
On Polymarket, this market is priced through a continuous auction mechanism. Traders deposit funds and ‘buy’ shares representing their belief in a particular outcome – in this case, either Zverev or Tabilo winning. As more shares are purchased, the price of those shares 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 movements are driven entirely by supply and demand, meaning the market’s price is a direct expression of collective user predictions about the match’s result. This creates a dynamic and responsive pricing system.
This market resolves around Sep 12, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Zverev vs Tabilo match as declared by the ATP Tour. The platform will then verify the result and distribute payouts to those who correctly predicted the winner. Traders should monitor official sources for the match result to understand when the market will be settled and their positions finalized.
Several factors could significantly influence the price of this market. Any news regarding player fitness – an injury to either Zverev or Tabilo – would likely cause substantial shifts in the odds. Updates on playing conditions, such as weather forecasts affecting the court surface, could also play a role. Furthermore, performance in preceding matches or tournaments, and even pre-match analysis from tennis experts, can all impact trader sentiment and drive price movements in this market. Unexpected announcements about coaching changes or strategic adjustments could also be catalysts.