TOTAL VOLUME:
$154.5b
24H VOL:
$271,200,656
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,922,627,141
420,368
Markets across
40,352
events
MATCHED EVENTS:
4,484
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Stefanos Tsitsipas vs Learner Tien
- Opinion
Stefanos Tsitsipas vs Learner Tien - Opinion
1W
News
Positive
Negative
Neutral
Hover marker for details
Vol.
·
Resolves Nov 3, 2026
Time left: 10h:03m:41s
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In the upcoming ATP singles match scheduled for 2026-11-03 11:30 UTC: if Stefanos Tsitsipas wins the match, this market resolves to "Stefanos Tsitsipas"; if Learner Tien wins, it resolves to "Learner Tien". The winner is the first player to claim the required number of sets under the match's official best-of format. If the match begins but is not completed, a retirement or default counts the opposing player as the winner. If a walkover is declared before the first point is played, the match is outright canceled, or it is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. Suspensions caused by weather, fading light, or other tournament-imposed delays do not close this market — it stays open until the match is officially completed, provided it concludes within the 7-day window mentioned above. Resolution Source: The official ATP Tour scoring page. Note: This market will resolve strictly based on the first officially published result from the designated source. Any subsequent revisions will not affect this resolution.
In the upcoming ATP singles match scheduled for 2026-11-03 11:30 UTC: if Stefanos Tsitsipas wins the match, this market resolves to "Stefanos Tsitsipas"; if Learner Tien wins, it resolves to "Learner Tien". The winner is the first player to claim the required number of sets under the match's official best-of format. If the match begins but is not completed, a retirement or default counts the opposing player as the winner. If a walkover is declared before the first point is played, the match is outright canceled, or it is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. Suspensions caused by weather, fading light, or other tournament-imposed delays do not close this market — it stays open until the match is officially completed, provided it concludes within the 7-day window mentioned above. Resolution Source: The official ATP Tour scoring page. Note: This market will resolve strictly based on the first officially published result from the designated source. Any subsequent revisions will not affect this resolution.
Prediction market odds often differ from those offered by traditional sportsbooks, reflecting the wisdom of the crowd versus the opinions of professional oddsmakers. Sportsbooks typically set initial lines to balance their risk, while this market allows anyone to express their belief about the outcome, potentially leading to more accurate probabilities. Discrepancies can arise due to differing information sources, biases, or simply the dynamic nature of trading activity. It is common to see this market adjust rapidly to new information or shifts in public sentiment, unlike sportsbook odds which change less frequently.
On Opinion, this market is priced through a continuous auction mechanism where traders buy and sell contracts representing different outcomes. The price of each contract reflects the probability of that outcome occurring, as perceived by the market participants. On Opinion, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The more traders who believe an outcome is likely, the higher the price of its corresponding contract will climb. Conversely, if sentiment shifts towards a different outcome, its price will increase while the others decrease. This dynamic pricing ensures that the market odds always reflect the latest collective intelligence.
This market resolves around Nov 3, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the Stefanos Tsitsipas versus Learner Tien match, as reported by a recognized tennis authority. The platform will verify the result against these sources to determine the winning outcome for this market. Traders who correctly predicted the outcome will be paid out according to the final market prices at the time of resolution.
Several factors could influence the trading activity in this market. Any news regarding player form, injuries, or changes to playing conditions could significantly shift the odds. For example, a report of Tsitsipas experiencing a minor injury would likely increase the probability of Tien winning. Unexpected results in other matches leading up to the event, or even weather forecasts impacting the playing surface, could also cause movement. Public sentiment and analysis from tennis experts could also contribute to price fluctuations in this market.