TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 5, 1:46 PM EST
Kalshi
This match's full outcome hinges on the precise sequence of sets won by each player, requiring both athletes to maintain peak performance across all phases of the competition to achieve the exact scoreline.
All markets refer to the Madison Keys vs Qinwen Zheng women's professional tennis match in the 2026 US Open Women Singles Round Of 32. If the match does not occur due to injury, walkover, forfeiture, or cancellation before play begins, markets resolve to fair price. Postponements keep markets open until resolution within two weeks. Retirements allow settlement for markets based on completed play; unresolved markets determine Fair Market Price at Exchange discretion. Kalshi maintains no official connection with the governing league, and all trademarks remain property of respective owners.