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: Jul 10, 8:22 PM EST
Opinion
In the upcoming ATP singles match scheduled for 2026-07-10 15:15 UTC: if Jannik Sinner wins the match, this market resolves to "Jannik Sinner"; if Novak Djokovic wins, it resolves to "Novak Djokovic". 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 2026-07-10 15:15 UTC: if Jannik Sinner wins the match, this market resolves to "Jannik Sinner"; if Novak Djokovic wins, it resolves to "Novak Djokovic". 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 and sportsbook odds often diverge because they reflect different incentive structures. Sportsbooks set lines to balance action and protect their margins, while prediction markets like this one are driven purely by trader belief and capital allocation. Traders here profit by accurately forecasting the outcome, creating a direct financial incentive to price the match fairly. Sportsbook odds may lag behind market-derived probabilities, especially as new information emerges closer to match time. Comparing the two can reveal where professional bettors and casual traders disagree on the likely winner.
On Opinion, traders set prices by buying and selling outcome shares, with the market price reflecting the aggregate belief about which player will win. On Opinion, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share represents a claim on the match result, and the current price directly translates to an implied probability. As new information surfaces—such as recent tournament performance or court conditions—traders adjust their positions, moving the price up or down. The more capital flowing toward one outcome, the higher its price climbs, creating a dynamic, real-time probability estimate that evolves until the market closes.
This market resolves around Jul 10, 2026, once the match concludes and the winner is verified against credible public sources. The outcome is determined by the official match result—whichever player wins the contest will be confirmed as the correct prediction. No ambiguity exists in tennis outcomes; the result is immediately clear from the scoreboard and widely reported by major sports media. Traders holding shares in the winning outcome receive their payout once verification is complete and the market officially settles.
Several factors could shift odds significantly before the match. Recent tournament results, head-to-head records, and current ranking points all influence trader confidence. Injury announcements or withdrawal news would trigger sharp repricing. Court surface preference—clay, grass, or hard court—matters greatly for both players' styles. Weather forecasts closer to match day, seeding position, and momentum from prior rounds can sway the market. Media narratives and expert commentary also drive trader sentiment. Any official statement about either player's fitness or form could spark rapid trading activity and price movement.