Election
US Senate control 2026
Will Democrats control the US Senate after the 2026 midterms?
EHIQ
47%
Polymarket
61%
as of Sep 20 (1h ago)
Divergence
-13.5pp
Provenance: EHIQ registered 47% on Jul 26, 2026, market mid was 55% (prereg'd, evidence-grade).
Markets
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