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: May 11, 10:41 AM EST
Kalshi
This event concerns the first set of a professional tennis match between Jannik Sinner and Alexei Popyrin at the 2026 ATP Rome tournament. The market will resolve based on which player wins the opening set of their Round of 32 matchup.