Daily market report · so far today

Election markets on Sunday, October 4, 2026

Democrats ended the day 64% to win the Senate and 93% to win the House; the biggest move was MT-01 (Montana), where Democratic odds went from 33% to 37%; $91K traded on 2026 races.

Kalshi and Polymarket, averaged · times in UTC days · updates through the day

House controlD 93% · R 7%Democratic odds unchanged on the daySenate controlD 64% · R 36%Democratic odds ▼ 0.2 pts on the day

Biggest moves

RaceStart of dayEnd of dayChange (D)
MT-01 (Montana)D 33%D 37%▲ 3.3
CO-05 (Colorado)D 26%D 23%▼ 2.5
VA-01 (Virginia)D 47%D 49%▲ 2.2
Tennessee SenateD 3%D 5%▲ 1.6
FL-27 (Florida)D 39%D 37%▼ 1.5
AZ-02 (Arizona)D 32%D 30%▼ 1.2
NJ-12 (New Jersey)D 96%D 97%▲ 1.1
KY-06 (Kentucky)D 26%D 27%▲ 1.1

Where the money went

$91K traded on 2026 races across 1,398 trades.

Biggest single trades

Headlines

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