TOTAL VOLUME:

$134.2b

24H VOL:

$130,522,377

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,438,389,636

404,028

Markets across

30,214

events

MATCHED EVENTS:

2,681

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Trainauskas vs Vanderstappen
kalshi

Who will win Trainauskas vs Vanderstappen?

Volume:
$437,173

Zian Vanderstappen

 - Kalshi

Zian Vanderstappen - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jun 29, 2026

Closed: Jun 29, 8:06 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

Zian Vanderstappen

View
100%
Yes 100¢No 0¢
100¢
N/A
$254,445
N/A
N/A
$90,588
Settled
Yes
kalshi

Justas Trainauskas

0%
Yes 0¢No 100¢
100¢
N/A
$182,728
N/A
N/A
$73,917
Settled
No
Total markets: 2

Description

Justas Trainauskas and Zian Vanderstappen compete in a professional tennis match at the 2026 M25 Nivelles tournament during the Round of 32. The winner of this head-to-head matchup will be determined once play begins.

Kalshi

This event covers the professional tennis match between Justas Trainauskas and Zian Vanderstappen in the 2026 M25 Nivelles Round of 32. 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, all related markets resolve to $0.50. Should a player withdraw or forfeit after the match has started, that player's market resolves to No. If the match is postponed or delayed, markets remain open and will close following the rescheduled match completion within two weeks. Each player's market resolves to Yes if that player wins the match after a ball has been played.

Frequently asked questions

On Kalshi, the dashboard for the Trainauskas vs Vanderstappen boxing match displays real-time odds, historical price movements, and trading volume data. Traders can monitor current market sentiment reflected in live odds, review how prices have shifted over time, and track 24-hour volume to gauge liquidity and interest. The platform aggregates all activity on this contract, showing total volume of $437,173 and recent 24-hour volume of $433,778. This transparency helps traders understand both the current consensus and the intensity of recent trading activity around the match outcome.

Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set odds to balance liability and profit, while prediction markets like this one are driven by trader consensus and real-money conviction. Traders here are directly rewarded for accuracy, which can lead to sharper pricing on certain outcomes. However, sportsbooks may incorporate additional information or adjust lines based on betting patterns. Comparing this market's odds to major sportsbooks can reveal where public perception and trader sentiment align or differ on the match result.

On Kalshi, this market is priced through continuous order-book trading, where buyers and sellers submit bids and offers that determine the live odds. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current odds reflect the latest consensus among active traders, with prices updating in real time as new orders are matched. Higher trading volume typically narrows the spread between bid and ask, making prices more efficient. Traders can enter or exit positions at any time before the market closes, and the final price at resolution determines payouts based on the actual match outcome.

This market resolves around Jun 29, 2026, once the boxing match concludes and the result is verifiable from credible public sources. The outcome is determined by the official match result—whether Trainauskas or Vanderstappen wins. Traders holding the correct outcome receive their payout, while incorrect positions expire worthless. The resolution process typically occurs within hours of the final bell, depending on how quickly official confirmation is available. Until that point, prices may fluctuate based on live fight commentary, expert analysis, and trader expectations.

Several factors could shift odds before the match takes place. Fighter news—such as injury reports, training updates, or coaching changes—often triggers sharp price moves. Weigh-in results and official fighter statements can influence trader sentiment about conditioning and confidence. Media coverage, expert predictions, and social media momentum may sway retail traders. Closer to the event, live fight commentary and real-time performance during the opening rounds can cause significant repricing as traders update their expectations. Any unexpected developments or schedule changes would also impact market pricing substantially.