TOTAL VOLUME:

$134b

24H VOL:

$107,351,958

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,416,970,024

400,720

Markets across

30,097

events

MATCHED EVENTS:

2,633

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Kostyuk vs Potapova
kalshi

Kostyuk vs Potapova

Volume:
$3,864,432

Marta Kostyuk

 - Kalshi

Marta Kostyuk - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Apr 30, 2026

Closed: Apr 30, 5:45 PM EST

kalshi

Kalshi

View
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¢
1¢
N/A
$1,671,388
N/A
N/A
$951,432
Settled
Yes
kalshi

Anastasia Potapova

View
0%
Yes 0¢No 100¢
1¢
N/A
$2,193,044
N/A
N/A
$1,204,092
Settled
No
Total markets: 2

Description

A professional tennis match takes place in the semifinal round of the 2026 WTA Madrid tournament between two competitors. The outcome is determined by whichever player wins the match after play has begun.