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: Aug 7, 6:55 PM EST
Kalshi
In the opening set of Elise Mertens against Naomi Osaka, both athletes will strive to establish control and set the pace for the match.
If Elise Mertens wins set 1 in the Elise Mertens vs Naomi Osaka professional tennis match in the 2026 WTA Toronto Round Of 32, then the market resolves to Yes. If Naomi Osaka wins set 1 in the Elise Mertens vs Naomi Osaka professional tennis match in the 2026 WTA Toronto Round Of 32, then the market resolves to Yes.