Trader sentiment on 2026 House turnout remains closely divided among the 120–130 million range because the contest sits more than five months out, with limited hard data on voter mobilization. Historical midterm participation has varied significantly—2022 reached roughly 46 percent of the voting-eligible population while 2018 hit 50 percent—leaving room for outcomes driven by late-cycle factors such as presidential approval ratings, generic ballot trends, and partisan enthusiasm gaps evident in recent special elections. Redistricting in several states and an unusually large youth cohort add further uncertainty, as does the typical drop-off from presidential-year participation. Developments that could widen spreads include sustained shifts in economic indicators, clearer polling on voter intent closer to November, or major campaign events that alter base mobilization on either side.