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: Sep 15, 1:37 AM EST
Polymarket
This market refers to the tennis match between Yuta Shimizu and Philip Sekulic in the Phan Thiet 4, originally scheduled for September 13, 2026 at 11:00PM ET. This market will resolve to 'Yuta Shimizu' if Yuta Shimizu advances against Philip Sekulic. This market will resolve to 'Philip Sekulic' if Philip Sekulic advances against Yuta Shimizu. 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 Yuta Shimizu and Philip Sekulic in the Phan Thiet 4, originally scheduled for September 13, 2026 at 11:00PM ET. This market will resolve to 'Yuta Shimizu' if Yuta Shimizu advances against Philip Sekulic. This market will resolve to 'Philip Sekulic' if Philip Sekulic advances against Yuta Shimizu. 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 sportsbook odds. Sportsbooks set lines to balance action and incorporate a profit margin, while this market aggregates the beliefs of a diverse group of forecasters. Often, prediction markets are more accurate than traditional betting markets, particularly when complex factors are at play. However, sportsbook odds can still provide a useful benchmark for understanding public perception and comparing the implied probabilities. It’s common to see some divergence, as this market represents a different set of informed opinions about the outcome.
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 reflects the probability of that outcome occurring, as perceived by the market participants. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The more traders who believe an outcome is likely, the higher the price of its shares will climb. This dynamic pricing ensures that the market constantly adjusts to new information and changing sentiment surrounding the Shimizu vs Sekulic match.
This market resolves around Sep 21, 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 match between Yuta Shimizu and Philip Sekulic, as reported by a recognized sports authority. The platform will verify the result against publicly available data to determine which outcome corresponds to the actual event result. Traders holding shares in the winning outcome will be entitled to a payout based on the final market price at the time of resolution.
Several signals could influence this market before Sep 21, 2026. Any news regarding player injuries, changes in playing conditions, or significant shifts in expert analysis could cause the odds to move. Unexpected announcements about player form or strategy could also impact trading activity. Furthermore, large volume trades from informed participants can sometimes indicate private information or a strong conviction about the likely outcome of the Shimizu vs Sekulic match, leading to price adjustments. Monitoring these factors will be key to understanding market movements.