Record first-day early voting of more than 188,600 in-person ballots in Georgia—40% above 2022 midterm levels—has anchored trader expectations for total turnout in the November 3 U.S. Senate general election between incumbent Democrat Jon Ossoff and Republican Mike Collins. The surge reflects sustained interest in the contest, which carries implications for Senate balance, alongside parallel races for governor and other statewide offices. Subsequent days have maintained elevated participation, with women and Black voters overrepresented relative to prior cycles and younger cohorts lagging early projections. Recent debates and Republican rallies, including Vice President JD Vance’s events, have further energized mobilization on both sides without shifting the underlying competitive dynamics. These factors have concentrated probability around the 4M–4.2M range as the most plausible outcome window.