Will Jeromie Whalen be the MA-01 Democratic nominee? Odds fell to 1% on Sep 2, 2026

OpenMove

Will Jeromie Whalen be the MA-01 Democratic nominee? On , the market’s odds fell from 11.7¢ to 1.2¢ (-10.5 pts) within an hour of a news signal, one of a 4-source news cluster, from Decision Desk (DDHQ).

How did the odds move?

At match11.7¢
+5m11.3¢
+30m27.7¢
+1h1.2¢
1h move-10.5 pts

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.

What moved the odds?

Part of a 4-source news cluster, first seen . The triggering signal is listed first.

NoDecision Desk (DDHQ)98%match
DDHQ Race Update (est. 5% in): Massachusetts US House 1 Democratic Primary • • Richard Neal (D): 2,809 (55.7%) • Jeromie Whalen (D): 2,236 (44.3%) • • Follow more results here: •
NoDecision Desk (DDHQ)98%match
DDHQ Race Update (est. 0% in): Massachusetts US House 1 Democratic Primary • • Richard Neal (D): 205 (51.9%) • Jeromie Whalen (D): 190 (48.1%) • • Follow more results here: •
NoDecision Desk (DDHQ)98%match
DDHQ Race Update (est. 1% in): Massachusetts US House 1 Democratic Primary • • Richard Neal (D): 454 (52.8%) • Jeromie Whalen (D): 406 (47.2%) • • Follow more results here: •
NoDecision Desk (DDHQ)98%match
DDHQ Race Update (est. 5% in): Massachusetts US House 1 Democratic Primary • • Richard Neal (D): 2,904 (54.4%) • Jeromie Whalen (D): 2,438 (45.6%) • • Follow more results here: •

Where does this market stand now?

The market prices a 20% chance that this market resolves YES, as of .

YES20¢
NO80¢

Vol$45K

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Will Jeromie Whalen be the MA-01 Democratic nominee? — live odds, order flow, and the full signal timeline.

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