TOTAL VOLUME:
$154.7b
24H VOL:
$279,496,801
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,923,931,766
416,910
Markets across
40,107
events
MATCHED EVENTS:
4,571
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 20, 3:23 PM EST
Opinion
In the upcoming ATP singles match scheduled for 2026-10-20 12:00 UTC: if Jan-Lennard Struff wins the match, this market resolves to "Jan-Lennard Struff"; if Marcos Giron wins, it resolves to "Marcos Giron". 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 2026-10-20 12:00 UTC: if Jan-Lennard Struff wins the match, this market resolves to "Jan-Lennard Struff"; if Marcos Giron wins, it resolves to "Marcos Giron". 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.
Often, prediction market odds offer a different perspective than those found at traditional sportsbooks. Sportsbooks typically set odds to maximize profit, factoring in a 'vig' or commission. This market, however, reflects the collective wisdom of traders who are incentivized to accurately predict the outcome. Discrepancies can arise due to differing information, biases, or simply varying levels of confidence in a particular result. It's common to find that prediction markets are more efficient at incorporating new information quickly, potentially leading to more accurate probabilities.
On Opinion, this market is priced through a continuous order book where traders buy and sell contracts representing different outcomes. The price of each contract reflects the current market consensus on the probability of that outcome occurring. On Opinion, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information becomes available, the prices adjust dynamically, providing a real-time assessment of expectations for the Struff vs Giron match. The goal is to reflect the true probability of each outcome as closely as possible.
This market resolves around Oct 20, 2026, with the outcome confirmed once the result of the Struff vs Giron match is verifiable from credible public reporting. The outcome will be determined by the official result declared by the tournament organizers. The platform will then verify the outcome against these sources to finalize the market and distribute payouts to winning traders. This ensures a transparent and objective resolution process for this market.
Several factors could influence the trading activity in this market. Any news regarding player injuries, changes in playing conditions (like court surface or weather), or updates on player form could all cause shifts in the odds. Unexpected results in preceding matches for either player could also impact trader sentiment. Furthermore, significant betting activity or large trades on Opinion itself can create momentum and move the market, reflecting changing expectations about the Struff vs Giron match.