TOTAL VOLUME:

$134.1b

24H VOL:

$141,541,542

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,440,096,988

406,065

Markets across

30,522

events

MATCHED EVENTS:

2,692

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Tomljanovic vs Yastremska
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Tomljanovic vs Yastremska

Volume:
$2,348,432

Ajla Tomljanovic

 - Kalshi

Ajla Tomljanovic - Kalshi

1W

News

Positive

Negative

Neutral

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Vol.

·

Resolved Jun 12, 2026

Closed: Jun 12, 8:50 AM 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

Ajla Tomljanovic

View
100%
Yes 100¢No 0¢
100¢
N/A
$1,019,223
N/A
N/A
$398,615
Settled
Yes
kalshi

Dayana Yastremska

0%
Yes 0¢No 100¢
100¢
N/A
$1,329,209
N/A
N/A
$495,696
Settled
No
Total markets: 2

Intro

This market tracks whether Ajla Tomljanovic will defeat Dayana Yastremska in their Round of 16 matchup at the 2026 WTA S-Hertogenbosch tournament. On Kalshi, Tomljanovic holds a 59.0% probability of winning, while Yastremska is at 41.0%. Resolution is determined by the official result of the professional tennis match as reported by the tournament. The match is scheduled for June 11, 2026, with the betting period closing on June 12, 2026.

Kalshi

Resolution requires that a ball has been played in the match. If the match does not occur before play begins due to injury, walkover, forfeiture, or other cancellation, the market resolves to a fair price. If the match is postponed or delayed, the market remains open and closes after the rescheduled match concludes, provided the reschedule occurs within two weeks of the original date.

Frequently asked questions

The Tomljanovic vs Yastremska tennis match dashboard on Kalshi tracks real-time odds and price movements for this competitive matchup. You can monitor the current implied probability for each player, view the 24-hour trading volume of $2,331,767, and observe historical price trends leading up to the event. The dashboard displays total liquidity in this market at $2,348,432, giving you a clear picture of trader conviction and market depth. These metrics help you understand both current sentiment and the strength of consensus around the likely outcome.

Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set odds to balance their book and protect profit margins, while prediction markets like this one are driven purely by trader belief and capital allocation. This market aggregates the views of many independent traders without the intermediary markup, potentially offering sharper pricing on the match outcome. Comparing the two can reveal where public perception differs from professional sportsbook positioning.

On Kalshi, this market is priced through an order-book mechanism where traders buy and sell shares representing each player's chances of winning. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share directly reflects the implied probability; a share trading at 65 cents means the market assigns roughly a 65% chance to that outcome. Liquidity and trading volume drive price discovery, so active participation tightens spreads and improves accuracy. You can place limit or market orders to enter or exit your position at any time before resolution.

This market resolves around Jun 12, 2026, once the match concludes and the winner is confirmed. The outcome will be verified against credible public sources reporting the final result. Until that point, prices will fluctuate based on pre-match analysis, player form, injury reports, and other factors that traders believe affect the likelihood of each player winning. Early resolution is possible if circumstances prevent the match from taking place as scheduled.

Several factors could shift prices significantly before the match. Injury announcements or fitness updates for either player typically trigger sharp moves, as do changes in seeding or draw position. Recent tournament results, head-to-head records, and surface-specific performance data often influence trader positioning. Media coverage highlighting form or momentum can also sway sentiment. Court conditions, weather forecasts, and late-breaking news about player availability or mental state may prompt rapid repricing as new information reaches the market.