TOTAL VOLUME:
$134.2b
24H VOL:
$129,159,707
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,442,132,418
404,744
Markets across
30,489
events
MATCHED EVENTS:
2,691
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 1, 10:03 PM EST
Polymarket
This group of markets covers the tennis match between Yulia Starodubtseva and Ella Seidel at the US Open WTA, originally scheduled for August 30, 2026. Markets include match outcome, set outcomes, game totals, and handicaps.
This market refers to the tennis match between Yulia Starodubtseva and Ella Seidel in the US Open WTA, originally scheduled for August 30, 2026 at 11:00AM ET. This market will resolve to 'Yulia Starodubtseva' if Yulia Starodubtseva advances against Ella Seidel. This market will resolve to 'Ella Seidel' if Ella Seidel advances against Yulia Starodubtseva. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 13, 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 Yulia Starodubtseva and Ella Seidel in the WTA US Open, originally scheduled for August 30, 2026 at 15:00 UTC. This market will resolve to 'Yulia Starodubtseva' if Yulia Starodubtseva advances against Ella Seidel. This market will resolve to 'Ella Seidel' if Ella Seidel advances against Yulia Starodubtseva. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.
Key signals that could shift this market include player injuries, recent match form, weather conditions at the US Open, and strategic adjustments by coaches. Any last-minute changes in seeding or scheduling may also influence trader sentiment. As the tournament nears, updates from practice sessions or media interviews often drive short-term price swings, so staying tuned to tennis news feeds is essential for tracking momentum.