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%

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Marta Kostyuk vs Iga Swiatek: Set 1 Winner
kalshi

Marta Kostyuk vs Iga Swiatek: Set 1 Winner

Volume:
$302,472

Marta Kostyuk

 - Kalshi

Marta Kostyuk - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 8, 2026

Closed: Aug 8, 1:30 PM EST

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Kalshi

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Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Marta Kostyuk

View
100%
Yes 100¢No 0¢
100¢
N/A
$160,553
N/A
N/A
$103,014
Settled
Yes
kalshi

Iga Swiatek

0%
Yes 0¢No 100¢
100¢
N/A
$141,919
N/A
N/A
$108,732
Settled
No
Total markets: 2

Description

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.

Kalshi

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.