Recent polling and forecasts show Democrats holding a consistent 7- to 9-point lead on the generic congressional ballot, translating to an 85-96% implied probability of House control in most models and prediction markets. Internal Republican surveys have revealed unexpected erosion in Trump-won districts, prompting shifts in ad spending and race ratings, including 18 additional moves toward Democrats by the Cook Political Report in early October. Low presidential approval, voter concerns over prices and the Iran conflict, plus a historically thin GOP majority, have reinforced the current trader consensus. With early voting underway and Election Day on November 3, any late shifts in turnout or battleground polling could still influence final probabilities before October 31.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedView resolved

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