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: Aug 19, 1:35 PM EST
Kalshi
This market focuses on predicting which player will win the first set in an upcoming professional tennis match. It allows participants to speculate on the early performance of the athletes before the match begins. Outcomes depend solely on the result of the first set, regardless of how the overall match concludes.
If Sorana Cirstea wins set 1 in the Sorana Cirstea vs Jessica Pegula professional tennis match in the 2026 WTA Cincinnati Round Of 16, then the market resolves to Yes. If Jessica Pegula wins set 1 in the Sorana Cirstea vs Jessica Pegula professional tennis match in the 2026 WTA Cincinnati Round Of 16, then the market resolves to Yes.