TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 6, 7:34 PM EST
Polymarket
This market refers to the tennis match between Matias Reyniak and Jamie Mackenzie in the US Open Juniors, Boys, originally scheduled for September 6, 2026 at 11:00AM ET. This market will resolve to 'Matias Reyniak' if Matias Reyniak advances against Jamie Mackenzie. This market will resolve to 'Jamie Mackenzie' if Jamie Mackenzie advances against Matias Reyniak. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 20, 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 Matias Reyniak and Jamie Mackenzie in the US Open Juniors, Boys, originally scheduled for September 6, 2026 at 11:00AM ET. This market will resolve to 'Matias Reyniak' if Matias Reyniak advances against Jamie Mackenzie. This market will resolve to 'Jamie Mackenzie' if Jamie Mackenzie advances against Matias Reyniak. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 20, 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.
Typically, prediction market odds offer a different perspective than those found at traditional sportsbooks. Sportsbooks often incorporate a 'vig' or commission into their odds, while prediction markets aim to reflect the true probabilities as assessed by traders. It’s common to see discrepancies, particularly as new information emerges or public sentiment shifts. Analyzing these differences can sometimes reveal insights into market efficiency and the wisdom of the crowd. However, it's important to remember that both represent probabilities of the same event occurring, and neither guarantees an accurate prediction.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome. The price of a share directly corresponds to the probability of that outcome occurring. As more traders participate, the price adjusts to reflect the collective wisdom of the crowd. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market's price is driven by supply and demand; if more people believe Matias Reyniak will win, the price of shares representing his victory will increase, and vice versa. This dynamic pricing allows for a real-time assessment of expectations.
This market resolves around Sep 13, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the US Open Juniors Boys match between Matias Reyniak and Jamie Mackenzie. The platform will verify the winner based on publicly available information from official tournament sources. Traders will then be able to claim their winnings based on the final result of the match.
Several factors could influence this market before resolution. Any news regarding player form, injuries, or changes in playing conditions could significantly shift trader sentiment. Unexpected upsets in earlier rounds of the tournament, or particularly strong performances by either player, could also impact the odds. Publicly available analysis from tennis experts and commentators could also sway the market. Ultimately, any information that alters perceptions of the players’ chances of winning has the potential to move this market.