TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 30, 3:30 PM EST
Kalshi
The first set between Lucrezia Stefanini and Dayana Yastremska at the 2026 US Open will establish the initial dynamics and set the stage for how the rest of their match might unfold.
If Lucrezia Stefanini wins set 1 in the Lucrezia Stefanini vs Dayana Yastremska professional tennis match in the 2026 US Open Women Singles Round Of 128, then the market resolves to Yes. If Dayana Yastremska wins set 1 in the Lucrezia Stefanini vs Dayana Yastremska professional tennis match in the 2026 US Open Women Singles Round Of 128, then the market resolves to Yes.