What is the current probability for "Marshall vs Van Weldam"?

Current Kalshi odds for "Marshall vs Van Weldam": Steffan Van Weldam 99%, Kaipo Marshall 1% (top 2 of 2 outcomes), refreshed continuously.

When does this market resolve?

This event resolves on 7/13/2026.

How is the probability calculated?

pdata reads the latest market prices directly from kalshi's public API and normalizes them to a 0-100 probability scale. See https://pdata.world/methodology for details on per-platform conventions.

Where can I get this data programmatically?

The JSON endpoint is https://api.pdata.world/api/v1/events/kalshi/KXITFMATCH-26JUN29MARVAN. An MCP server with 9 tools is available at https://api.pdata.world/mcp. Full agent guide: https://pdata.world/agents.md.

opentrade on Kalshi

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event2 outcomes

Marshall vs Van Weldam

·Sports·ends Jul 13, 2026

vol cum

$11.5k

vol 24h

$11.5k

outcomes

ends

Jul 13, 2026

outcomesclick to inspect →

marketselected outcome

Steffan Van Weldam

rank #1

99¢

▲ 99.0pp

24h change

vol cum

$6.1k

vol 24h

$6.1k

spread

0.01

ends

Jul 13, 2026

If Steffan Van Weldam wins the Marshall vs Van Weldam professional tennis match in the 2026 M15 Amstelveen Round of 16 after a ball has been played, then the market resolves to Yes.

timeline

opened · Jun 29, 2026opencloses · Jul 13, 2026

Steffan Van Weldam · prices over time

−24h

now

volume · by outcomehover a column to inspect

no volume history

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