TOTAL VOLUME:

$134.1b

24H VOL:

$113,466,932

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,423,222,590

402,751

Markets across

30,217

events

MATCHED EVENTS:

2,632

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Sabalenka vs Osaka
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Who will win Sabalenka vs Osaka?

Volume:
$4,357,282

Naomi Osaka

 - Kalshi

Naomi Osaka - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jul 5, 2026

Closed: Jul 5, 2:10 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

Naomi Osaka

View
100%
Yes 100¢No 0¢
100¢
N/A
$2,254,275
N/A
N/A
$1,752,460
Settled
Yes
kalshi

Aryna Sabalenka

0%
Yes 0¢No 100¢
100¢
N/A
$2,103,007
N/A
N/A
$1,571,345
Settled
No
Total markets: 2

Intro

This market tracks the outcome of the Round of 16 match between Aryna Sabalenka and Naomi Osaka at the 2026 Wimbledon Women's Singles tournament. On Kalshi, Naomi Osaka to win is at 66.0%, while Aryna Sabalenka to win is at 36.0%. The market resolves based on the official result once the match is completed. Watch for the scheduled match on July 5, 2026, which will determine the final resolution.

Kalshi

This event resolves based on the result of the Sabalenka vs Osaka professional tennis match in the 2026 Wimbledon Women Singles Round of 16, contingent upon a ball being played to signal the match has officially commenced. Resolution requires the match to be completed after play has begun. If the match does not occur before it starts due to player injury, walkover, forfeiture, or other cancellation, the market will resolve to a fair price per standard rules. Should the match be postponed or delayed, the market remains open and will close following the rescheduled match completion, provided this occurs within two weeks of the original scheduled date.

Frequently asked questions

On Kalshi, the dashboard for the Sabalenka vs Osaka tennis match displays real-time odds and price movements as traders buy and sell shares tied to the match outcome. You can monitor the current implied probability for each player, review historical price charts, and track trading volume to understand how market sentiment shifts leading up to the event. The interface shows all active positions and allows you to place orders directly, giving you a complete view of how the prediction market is pricing this matchup at any moment.

Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets aggregate the beliefs of traders who have real money at stake on the outcome. This market may show different implied probabilities than traditional sports betting sites, especially as new information emerges or as the event draws closer. Comparing the two can reveal where consensus differs and highlight potential value opportunities.

On Kalshi, this market is priced through a continuous order-book mechanism where traders submit bids and asks for shares representing each possible outcome. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share reflects the collective expectations of all active traders, with the current market price visible in real time. As new information surfaces or sentiment shifts, traders adjust their orders, causing the price to move. You can execute trades at the best available price or place limit orders to wait for your target entry point.

This market resolves around Jul 5, 2026, once the match concludes and the result is verified against credible public sources. The outcome is determined by the official result of the tennis match between the two players. Until that point, the market remains open for trading, and prices may fluctuate based on pre-match news, player form, injuries, or other relevant developments. Resolution is automatic once the event is finalized and confirmed.

Several factors could shift prices before the match concludes. Injury announcements or fitness updates for either player often trigger sharp moves, as do recent tournament results or head-to-head performance trends. Court surface preference, weather conditions on match day, and seeding or draw position can all influence trader expectations. Media coverage, expert commentary, and betting action on traditional sportsbooks may also influence sentiment. Any significant news about either player's form or circumstances leading up to the event could prompt repricing across this market.