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 6, 5:29 PM EST
Polymarket
This market refers to the tennis match between Xinran Sun and Alisa Terentyeva in the US Open Juniors, Girls, originally scheduled for September 6, 2026 at 11:00AM ET. This market will resolve to 'Xinran Sun' if Xinran Sun advances against Alisa Terentyeva. This market will resolve to 'Alisa Terentyeva' if Alisa Terentyeva advances against Xinran Sun. 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 WTA Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Xinran Sun and Alisa Terentyeva in the US Open Juniors, Girls, originally scheduled for September 6, 2026 at 11:00AM ET. This market will resolve to 'Xinran Sun' if Xinran Sun advances against Alisa Terentyeva. This market will resolve to 'Alisa Terentyeva' if Alisa Terentyeva advances against Xinran Sun. 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 WTA 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 probability of each outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information emerges, the prices adjust to reflect the collective assessment of the event's likelihood. This dynamic pricing ensures the market remains responsive to changing conditions and provides a real-time estimate of expectations for the US Open Juniors Girls match.
This market resolves around Sep 13, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the US Open Juniors Girls match between Xinran Sun and Alisa Terentyeva, as declared by the tournament organizers. The market will settle to 100% for the winning player, and 0% for the losing player. The precise timing of resolution depends on the official release of results following the match's conclusion.
Several factors could influence the price movement of this market before the match concludes. Any news regarding player form, injuries, or changes in playing conditions could significantly shift expectations. Unexpected results in earlier rounds of the tournament, demonstrating a player's strength or weakness, could also impact trading activity. Furthermore, shifts in public sentiment, reflected in social media or expert analysis, may contribute to changes in the implied probabilities. Monitoring these signals will be key to understanding the market's fluctuations leading up to Sep 13, 2026.