TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 12, 7:30 PM EST
Polymarket
This market refers to the doubles tennis match between Reynolds/Watt and Nam/Niklas-Salminen in the Cary, originally scheduled for July 5, 2026 at 7:30PM ET. This market will resolve to 'Reynolds/Watt' if the team of Reynolds/Watt advances against Nam/Niklas-Salminen. This market will resolve to 'Nam/Niklas-Salminen' if the team of Nam/Niklas-Salminen advances against Reynolds/Watt. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.
This market refers to the doubles tennis match between Reynolds/Watt and Nam/Niklas-Salminen in the Cary, originally scheduled for July 5, 2026 at 7:30PM ET. This market will resolve to 'Reynolds/Watt' if the team of Reynolds/Watt advances against Nam/Niklas-Salminen. This market will resolve to 'Nam/Niklas-Salminen' if the team of Nam/Niklas-Salminen advances against Reynolds/Watt. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.
Prediction market odds and traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets aggregate the beliefs of traders risking real capital. This market may show higher or lower implied probabilities than major sportsbooks, depending on whether informed traders on Polymarket see value that oddsmakers have mispriced. Comparing the two can reveal where smart money disagrees with conventional betting lines.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker pool. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share represents a claim on one team's victory, and the price of each share at any moment reflects the collective probability assigned by active traders. As new information emerges or trading volume shifts, prices adjust dynamically. The market remains open until the event concludes, allowing continuous repricing based on incoming signals and participant conviction.
This market resolves around Jul 12, 2026, with the outcome confirmed once the match result is verifiable from credible public reporting. The winning team will be determined by the official match score and result as recorded by the tournament or league governing body. Once the event concludes and the result is publicly available, the market will settle automatically, paying out shares held by those who backed the correct outcome.
Key catalysts include player injuries, recent form and head-to-head records, court conditions, and any roster or lineup changes announced before the match. Pre-match media coverage, expert analysis, and betting action from sharp traders can also shift implied probabilities significantly. Weather, travel delays, or last-minute withdrawals may trigger repricing. As the event date approaches, accumulating real-world information—such as training reports or player statements—typically narrows uncertainty and stabilizes prices closer to the true outcome.