TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 31, 9:55 PM EST
Kalshi
This market focuses on determining which player will win the third set of a specific tennis match at the 2026 US Open. The outcome depends solely on the performance of the two athletes during that particular set. It reflects the competitive dynamics and strategies employed by the players in a high-stakes Grand Slam tournament.
The market resolves based on which player wins the third set of the specified match at the 2026 US Open Men Singles Round Of 128. If the match does not commence due to injury, walkover, forfeiture, or cancellation before any ball is played, the market will settle at a fair price. Postponements or delays will keep the market open until the rescheduled match concludes, with a two-week window for closure. In cases of retirement during the match, markets that can be definitively settled based on completed play will do so, while unresolved markets will settle at a Fair Market Price determined by the Exchange. Kalshi disclaims any official affiliation with the governing league, and all trademarks remain property of their respective owners.
This market resolves around Aug 30, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The winner of Set 3 will be determined by the official match result, and the market will close accordingly shortly after the final point is played and reported. Timing depends on how the match progresses, but resolution typically follows quickly after the match concludes.
Several signals could shift this market before it resolves. Key moments such as player injuries, breaks, or momentum swings during the match may cause rapid changes in trader sentiment. Additionally, any significant announcements — for example, changes in player strategy or conditions — might also impact pricing. As the match nears its end, short-term betting trends and last-minute updates will most strongly influence the market’s direction.