Will Ed Markey win the Massachusetts Democratic Senate primary by 5–10%? Odds fell to 0% on Sep 2, 2026

Will Ed Markey win the Massachusetts Democratic Senate primary by 5–10%? On Sep 2, 2026, 00:28 UTC, the market’s odds fell from 10.9¢ to 0.1¢ (-10.8 pts) within an hour of an AI-matched news signal from nbcnews.com.

How did the odds move?

Yes-side prices at the moment the news was matched and at the stamped impact windows after it. Windows the tracker could not measure inside its honesty band are omitted, never estimated.

Later moves the same day

This is the market’s single brief for Sep 2, 2026; further measured moves that day are folded in here as they are stamped.

• Sep 2, 2026, 00:31 UTC10.8¢ → 0.1¢-10.7 ptsafter a signal from Reuters
• Sep 2, 2026, 00:31 UTC10.8¢ → 0.1¢-10.7 ptsafter a signal from Reuters

What moved the odds?

Where does this market stand now?

The market prices a 0% chance that this market resolves YES, as of Sep 2, 2026, 01:31 UTC.

Vol$428

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Will Ed Markey win the Massachusetts Democratic Senate primary by 5–10%? — live odds, order flow, and the full signal timeline.

See all outcomes for Massachusetts Democratic Senate Primary Margin of Victory — the full event, with combined odds and signal timeline.