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: Aug 8, 1:30 PM EST
Kalshi
The first set between these two athletes will establish early dominance and set the stage for the rest of the match. Winning this initial set can provide critical confidence and momentum for the players.
If Marta Kostyuk wins set 1 in the Marta Kostyuk vs Iga Swiatek professional tennis match in the 2026 WTA Toronto Round Of 16, then the market resolves to Yes. If Iga Swiatek wins set 1 in the Marta Kostyuk vs Iga Swiatek professional tennis match in the 2026 WTA Toronto Round Of 16, then the market resolves to Yes.