The competitive 2026 North Carolina U.S. Senate race between Democrat Roy Cooper and Republican Michael Whatley has driven trader focus on turnout, with recent polls showing Cooper ahead by 7-10 points among likely voters and high motivation levels reported across parties. Historical midterm participation in the state has ranged from roughly 3.8 million votes in 2022 to higher figures in presidential cycles, placing the leading 4.1M-4.3M bin at the center of current probabilities. Both campaigns' ground efforts, early voting trends beginning in mid-October, and undecided voter mobilization remain key variables that could shift totals within the clustered 3.9M-4.5M range.