TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 9, 2:06 PM EST
Polymarket
This market refers to the tennis match between Sol Larraya Guidi and Mariia Makarova in the US Open Juniors, Girls, originally scheduled for September 9, 2026 at 11:00AM ET. This market will resolve to 'Sol Larraya Guidi' if Sol Larraya Guidi advances against Mariia Makarova. This market will resolve to 'Mariia Makarova' if Mariia Makarova advances against Sol Larraya Guidi. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 23, 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 Sol Larraya Guidi and Mariia Makarova in the US Open Juniors, Girls, originally scheduled for September 9, 2026 at 11:00AM ET. This market will resolve to 'Sol Larraya Guidi' if Sol Larraya Guidi advances against Mariia Makarova. This market will resolve to 'Mariia Makarova' if Mariia Makarova advances against Sol Larraya Guidi. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 23, 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 outcome. The price of a share directly corresponds to the implied 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. This dynamic pricing allows the market to quickly incorporate new information and reflect the collective intelligence of the participants. The current price reflects the aggregated assessment of all traders on Polymarket.
This market resolves around Sep 16, 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 Sol Larraya Guidi and Mariia Makarova, as declared by the tournament organizers. The winning player will determine the outcome of this market. Traders should monitor official sources for the final result, as this will be the basis for settlement on Polymarket.
Several factors could influence the price of this market before it resolves. Any news regarding player injuries, changes in playing conditions, or updates on their recent performance could shift trader sentiment. Unexpected results in other matches involving these players, or even broader trends in junior tennis, might also impact the market. Public endorsements, coaching changes, or even social media discussions could contribute to price movements. Ultimately, any information that alters perceptions of the players’ chances of winning will likely affect the trading activity on Polymarket.