TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 2, 12:04 PM EST
Kalshi
Two professional tennis players compete in a high-stakes match where the outcome hinges on who claims the first set. The result determines the immediate momentum and strategic advantage for both athletes in the tournament.
If Mananchaya Sawangkaew wins set 1 in the Mananchaya Sawangkaew vs Leylah Annie Fernandez professional tennis match in the 2026 US Open Women Singles Round Of 64, then the market resolves to Yes. If Leylah Annie Fernandez wins set 1 in the Mananchaya Sawangkaew vs Leylah Annie Fernandez professional tennis match in the 2026 US Open Women Singles Round Of 64, then the market resolves to Yes.