What is the current probability for "Massachusetts US Senate Winner"?

Current Gemini odds for "Massachusetts US Senate Winner": Ed Markey 80%, Seth Moulton 21%, Joseph Tache 8% (top 3 of 5 outcomes), refreshed continuously.

When does this market resolve?

This event resolves on 11/10/2026.

How is the probability calculated?

pdata reads the latest market prices directly from gemini'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/gemini/93893. An MCP server with 9 tools is available at https://api.pdata.world/mcp. Full agent guide: https://pdata.world/agents.md.

opentrade on Gemini

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event5 outcomes

Massachusetts US Senate Winner

·Politics·ends Nov 10, 2026

vol cum

$210

vol 24h

$100

outcomes

ends

Nov 10, 2026

outcomesclick to inspect →

Who will win the 2026 U.S. Senate election in Massachusetts?

Senate

marketselected outcome

Ed Markey

rank #1

United States

80¢

▲ 2.0pp

24h change

vol cum

—

vol 24h

—

spread

0.04

ends

Nov 10, 2026

If Ed Markey wins the 2026 U.S. Senate election in Massachusetts, then this market resolves to Yes. Outcome should be verified from the applicable state election authority and widely reported national sources. This event is mutually exclusive within the Massachusetts Senate election. Read the full contract terms & conditions.

timeline

opened · Jun 17, 2026opencloses · Nov 10, 2026

Ed Markey · prices over time

−24h

now

volume · by outcomehover a column to inspect

no volume history