TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 13, 3:56 PM EST
Polymarket
This market refers to the tennis match between Spencer Johnson and Vignesh Gogineni in the Tiburon, USA, Qualifying, originally scheduled for September 13, 2026 at 1:00PM ET. This market will resolve to 'Spencer Johnson' if Spencer Johnson advances against Vignesh Gogineni. This market will resolve to 'Vignesh Gogineni' if Vignesh Gogineni advances against Spencer Johnson. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 27, 2026, 11:59 PM ET (14 days after the scheduled start), 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Spencer Johnson and Vignesh Gogineni in the Tiburon, USA, Qualifying, originally scheduled for September 13, 2026 at 1:00PM ET. This market will resolve to 'Spencer Johnson' if Spencer Johnson advances against Vignesh Gogineni. This market will resolve to 'Vignesh Gogineni' if Vignesh Gogineni advances against Spencer Johnson. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 27, 2026, 11:59 PM ET (14 days after the scheduled start), 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 ATP Tour. A consensus of credible reporting may also be used.
Prediction market odds often reflect a different kind of wisdom than those found at sportsbooks. Sportsbooks set lines to balance action and incorporate a profit margin, while this market represents the collective intelligence of traders who are incentivized to accurately forecast the outcome. Discrepancies can arise due to differing information sources, risk assessments, and levels of expertise among participants. It's common to see prediction markets move independently of sportsbook lines, particularly as new information emerges or public sentiment shifts regarding the Johnson vs Gogineni match.
On Polymarket, this market is priced through a continuous auction mechanism, where traders buy and sell shares representing their belief in the likelihood of each outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. As more people buy shares in a particular outcome, its price increases, and vice versa. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. This dynamic pricing ensures that the market reflects the most up-to-date collective prediction of traders regarding the Johnson vs Gogineni match. The current volume indicates strong interest in this event.
This market resolves around Sep 20, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Johnson vs Gogineni match, as declared by the governing body or official source for the competition. The platform will then determine the winning outcome and distribute payouts to those who correctly predicted the result. Traders should monitor official sources for the match result to understand when the market will be settled and their positions finalized.
Several factors could influence trading activity in this market leading up to Sep 20, 2026. Any news regarding player injuries, changes in strategy, or unexpected developments in the lead-up to the Johnson vs Gogineni match could significantly shift the odds. Public announcements, expert analysis, and even social media sentiment can all play a role in shaping trader perceptions. Unexpected upsets in related matches or tournaments could also impact confidence in either player, causing shifts in the market as traders adjust their predictions.