TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 21, 1:00 PM EST
Polymarket
This market refers to the tennis match between Tristan Stringer and Vignesh Gogineni in the ITF Men Louisville, originally scheduled for July 14, 2026 at 1:00PM ET. This market will resolve to 'Tristan Stringer' if Tristan Stringer advances against Vignesh Gogineni. This market will resolve to 'Vignesh Gogineni' if Vignesh Gogineni advances against Tristan Stringer. 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 player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Tristan Stringer and Vignesh Gogineni in the ITF Men Louisville, originally scheduled for July 14, 2026 at 1:00PM ET. This market will resolve to 'Tristan Stringer' if Tristan Stringer advances against Vignesh Gogineni. This market will resolve to 'Vignesh Gogineni' if Vignesh Gogineni advances against Tristan Stringer. 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 player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets aggregate the collective beliefs of traders who have real money at stake on the outcome. For this market, comparing the prediction market price to traditional sportsbook lines can reveal whether one venue views the match differently—potentially signaling value or consensus shifts in how the tennis community expects the event to unfold.
On Polymarket, this market is priced through an automated market maker that converts trader positions into real-time probability estimates. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders buy and sell shares representing each possible outcome, and the cumulative order flow determines the odds at any moment. As more capital flows toward one side, the price adjusts to reflect the updated consensus, creating a continuous price discovery mechanism that reflects the latest information and sentiment about the match.
This market resolves around Jul 21, 2026, once the match concludes and the result is verified against credible public sources. The outcome is determined by the official match result—which player wins the ITF Louisville event. Resolution occurs after the event is complete and the winner is confirmed through standard tennis reporting channels, at which point traders' positions are settled based on the verified outcome.
Several factors could shift market odds before resolution. Recent player performance, injury reports, head-to-head records, and court surface conditions are common drivers of tennis market movement. News about either player's form, training updates, or lineup changes in the tournament draw could trigger repricing. Additionally, early-round results from other matches, weather forecasts affecting play, and real-time match developments once play begins will likely influence trader positioning and move the probability estimate throughout the event window.