TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 13, 4:17 AM EST
Polymarket
This market refers to the tennis match between Egor Agafonov and Taiyo Yamanaka in the Phan Thiet 4, Vietnam, Qualifying, originally scheduled for September 13, 2026 at 1:20AM ET. This market will resolve to 'Egor Agafonov' if Egor Agafonov advances against Taiyo Yamanaka. This market will resolve to 'Taiyo Yamanaka' if Taiyo Yamanaka advances against Egor Agafonov. 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 Egor Agafonov and Taiyo Yamanaka in the Phan Thiet 4, Vietnam, Qualifying, originally scheduled for September 13, 2026 at 1:20AM ET. This market will resolve to 'Egor Agafonov' if Egor Agafonov advances against Taiyo Yamanaka. This market will resolve to 'Taiyo Yamanaka' if Taiyo Yamanaka advances against Egor Agafonov. 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.
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 more traders participate, the price adjusts to reflect the collective assessment of the event. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price movements are driven by supply and demand, influenced by news, analysis, and overall sentiment surrounding the Agafonov vs Yamanaka match.
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 Phan Thiet 4 match between Egor Agafonov and Taiyo Yamanaka. The platform will verify the outcome against established sources to determine the winning outcome and distribute payouts accordingly. Traders should monitor official sources for the final result to understand how this market will settle.
Several factors could influence the price of this market leading up to Sep 20, 2026. News regarding player form, injuries, or changes in playing conditions could all significantly shift trader sentiment. Unexpected announcements related to the match schedule or venue could also cause movement. Additionally, any major upsets in related matches or tournaments could impact perceptions of the players' relative strengths, influencing the probabilities reflected in this market.