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, 2:03 PM EST
Polymarket
This market refers to the tennis match between Yushan Shao and Sofia Meabe in the US Open Juniors, Girls, originally scheduled for September 6, 2026 at 11:00AM ET. This market will resolve to 'Yushan Shao' if Yushan Shao advances against Sofia Meabe. This market will resolve to 'Sofia Meabe' if Sofia Meabe advances against Yushan Shao. 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 Yushan Shao and Sofia Meabe in the US Open Juniors, Girls, originally scheduled for September 6, 2026 at 11:00AM ET. This market will resolve to 'Yushan Shao' if Yushan Shao advances against Sofia Meabe. This market will resolve to 'Sofia Meabe' if Sofia Meabe advances against Yushan Shao. 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.
Prediction market odds often reflect a different perspective than those found at traditional sportsbooks. Sportsbooks set lines to balance action and incorporate a profit margin, while this market is driven purely by traders predicting the outcome. If there's a significant discrepancy, it can indicate that the market believes the sportsbook is mispricing the event, or that new information hasn't fully been incorporated into sportsbook lines yet. Generally, prediction markets are considered highly efficient and can provide a valuable comparison point to traditional betting options.
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 buy shares in a particular outcome, the price increases, and vice-versa. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market's price reflects the aggregated predictions of all participants, creating a dynamic and real-time assessment of the likely winner of the US Open Juniors Girls match. The current volume indicates the level of interest in this particular event.
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 declared by the US Open tournament organizers. The market will determine which player, either Yushan Shao or Sofia Meabe, is officially recorded as the winner of the match. This ensures a transparent and objective determination of the outcome, aligning with the official results of the tournament.
Several factors could influence this market before resolution. Any news regarding player injuries, changes in playing conditions, or even significant shifts in expert analysis could move the odds. Unexpected performance in earlier rounds of the tournament, or even pre-match interviews revealing a player’s confidence level, could also impact trading activity. Ultimately, any information that alters perceptions of Yushan Shao or Sofia Meabe’s chances of winning has the potential to shift the probabilities reflected in this market.