TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 6, 7:56 PM EST
Polymarket
This market refers to the tennis match between Ruien Zhang and Maria Valentina Pop in the US Open Juniors, Girls, originally scheduled for September 6, 2026 at 11:00AM ET. This market will resolve to 'Ruien Zhang' if Ruien Zhang advances against Maria Valentina Pop. This market will resolve to 'Maria Valentina Pop' if Maria Valentina Pop advances against Ruien Zhang. 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 Ruien Zhang and Maria Valentina Pop in the US Open Juniors, Girls, originally scheduled for September 6, 2026 at 11:00AM ET. This market will resolve to 'Ruien Zhang' if Ruien Zhang advances against Maria Valentina Pop. This market will resolve to 'Maria Valentina Pop' if Maria Valentina Pop advances against Ruien Zhang. 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 express their views, the price adjusts, reflecting the collective forecast. Currently, the most heavily traded outcome is the match completion of Ruien Zhang vs Maria Valentina Pop, though the exact percentage chance is not available.
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 Ruien Zhang and Maria Valentina Pop. The platform will verify the result against trusted sources to determine which outcome corresponds to the actual event winner. Traders holding shares in the correct outcome will be entitled to a payout based on the final market price at resolution.
Several factors could influence the price of this market before resolution. Any news regarding player form, injuries, or changes in playing conditions could shift trader sentiment. Unexpected upsets in earlier rounds of the tournament might also impact perceptions of the players’ chances. Furthermore, significant betting activity or large trades on Polymarket could create momentum and drive price movements. Monitoring these signals will be key to understanding how the market evolves leading up to the match’s conclusion.