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 10, 3:01 PM EST
Polymarket
This market refers to the doubles tennis match between Reddy/Vaughan and Ceban/Lawlor in the US Open Juniors, Boys, originally scheduled for September 10, 2026 at 12:00PM ET. This market will resolve to 'Reddy/Vaughan' if the team of Reddy/Vaughan advances against Ceban/Lawlor. This market will resolve to 'Ceban/Lawlor' if the team of Ceban/Lawlor advances against Reddy/Vaughan. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 24, 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 doubles tennis match between Reddy/Vaughan and Ceban/Lawlor in the US Open Juniors, Boys, originally scheduled for September 10, 2026 at 12:00PM ET. This market will resolve to 'Reddy/Vaughan' if the team of Reddy/Vaughan advances against Ceban/Lawlor. This market will resolve to 'Ceban/Lawlor' if the team of Ceban/Lawlor advances against Reddy/Vaughan. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 24, 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks often set initial lines based on expert analysis and incorporate a profit margin, while this market allows traders to dynamically adjust probabilities based on new information and their own assessments. If sportsbook odds suggest a clear favorite, it will be interesting to see if this market shows a similar bias, or if traders identify factors not fully priced in by sportsbooks. The difference can highlight discrepancies in perceived value.
On Polymarket, this market is priced through a continuous trading mechanism where traders buy and sell shares representing their belief in the outcome. The price of these shares directly reflects the implied probability of Reddy/Vaughan winning against Ceban/Lawlor. 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 becomes available, the price adjusts to reflect the collective forecast. This creates a dynamic and potentially more accurate assessment of the event’s outcome than static odds offered elsewhere.
This market resolves around Sep 17, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official results declared by the US Open Juniors tournament organizers, determining which doubles team – Reddy/Vaughan or Ceban/Lawlor – emerges victorious. The platform will then verify the result against these sources to finalize the market's settlement.
Several factors could influence trading activity in this market. Any news regarding player injuries, changes in playing conditions, or unexpected performance in preceding matches could shift trader sentiment. Strong performances by either team in earlier rounds of the tournament would likely increase confidence and drive up share prices for that team. Conversely, any indication of fatigue or a dip in form could lead to a decrease in their implied probability and a corresponding price adjustment in this market.