TOTAL VOLUME:

$141.8b

24H VOL:

$86,405,111

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2,626,885,236

OPEN INTEREST:

$1,565,917,602

452,269

Markets across

34,849

events

MATCHED EVENTS:

2,912

PLATFORM COVERAGE:

5

Polymarket:

38%

VS.

Kalshi:

62%

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Williams vs Kenin
kalshi

Who will win Williams vs Kenin?

Volume:
$9,653,918

Sofia Kenin

 - Kalshi

Sofia Kenin - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 31, 2026

Closed: Aug 31, 2:05 AM 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

Sofia Kenin

View
100%
14%
Yes 100¢No 0¢
100¢
N/A
$3,484,098
N/A
N/A
$1,498,820
Settled
Yes
kalshi

Venus Williams

View
0%
14%
Yes 0¢No 100¢
100¢
N/A
$6,169,820
N/A
N/A
$2,388,405
Settled
No
Total markets: 2

Intro

This market tracks who will win the professional tennis match between Venus Williams and Sofia Kenin in the 2026 US Open Women Singles Round Of 128. On Kalshi, Sofia Kenin wins currently has a probability of 87.0%, while Venus Williams wins is at 14.0%. The outcome will be resolved based on the match result. The key event to watch is the Williams vs Kenin match scheduled for the 2026 US Open Women Singles Round Of 128 on 2026-08-30.

Kalshi

Each market resolves to Yes only if the specified player wins the match after at least one ball has been played. If the match does not occur due to injury, walkover, forfeiture, or other cancellation before play begins, the market resolves to a fair price. Postponements or delays keep the market open until the rescheduled match concludes within two weeks. Kalshi disclaims any affiliation with the governing league, and all trademarks remain property of their respective owners.

Frequently asked questions

This market resolves around Aug 30, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by the official match conclusion, and the platform will finalize the market based on that verified data. Traders can watch for confirmed results through sports news outlets, tournament officials, or accredited event reporters to anticipate when the market will close and pay out.

Injuries, weather delays, or changes to player availability could shift this market as they affect expected performance. Media interviews, recent match form, and betting trends on Kalshi also influence trader sentiment. Any last-minute updates from coaches, tournament organizers, or official pre-match announcements may cause rapid price swings. Monitoring news feeds and real-time trading volumes will help identify when these signals are impacting the odds.