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 1, 10:04 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. It tracks the competitive performance of the two athletes in a critical moment of their encounter, reflecting their endurance and strategy under pressure.
The market resolves based on which player wins the third set of the designated US Open match. If the match does not commence due to injury, walkover, forfeiture, or cancellation before any play begins, it will settle at a fair price. Postponements or delays allow the market to remain open until the rescheduled match concludes, with settlement occurring within two weeks afterward. In cases where a player retires during the match, any 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 clarifies that it holds no official affiliation with the governing league, and all trademarks remain property of their respective owners.
On sportsbooks, odds for this market are typically set by professional analysts and bookmakers, factoring in comprehensive statistics and historical data. Prediction markets, however, rely on trader sentiment and real-time betting activity, which can shift rapidly based on emerging news or performance shifts. This difference often results in varied implied probabilities compared to traditional sportsbook lines. Traders should consider both sources for a broader perspective, as prediction markets may reflect crowd-sourced insights that differ from established sportsbook assessments.
This market resolves around Aug 30, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The official match result will determine the winner of set three, and this will be reflected automatically based on publicly available data at that time.
Key signals include player injuries, recent match performance, or changes in tournament conditions that might affect competitiveness in the final set. Media updates, coach comments, or weather conditions (if applicable) can also shift trader sentiment. As Aug 30, 2026 approaches, any last-minute news or form fluctuations are likely to drive significant price movements. Monitoring official tournament announcements and real-time player updates will be essential for tracking potential shifts in this market.