TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 15, 10:30 AM EST
Kalshi
In a competitive tennis match, the first set will test both players' endurance and tactical approaches. Bettors can predict which athlete will dominate early by winning the initial set, setting the tone for the overall contest.
If Teodora Kostovic wins set 1 in the Teodora Kostovic vs Victoria Luiza Barros professional tennis match in the 2026 WTA Sao Paulo Round Of 32, then the market resolves to Yes. If Victoria Luiza Barros wins set 1 in the Teodora Kostovic vs Victoria Luiza Barros professional tennis match in the 2026 WTA Sao Paulo Round Of 32, then the market resolves to Yes.