**The November 3, 2026, midterm elections represent the dominant near-term catalyst for any market on Mike Johnson’s tenure as Speaker.** Republicans currently hold a narrow House majority, and most forecasts point to a Democratic flip that would install a new speaker when the 120th Congress convenes in January 2027. Johnson has spent recent weeks campaigning heavily in competitive districts while acknowledging in interviews the possibility of minority status, though he has stated he expects colleagues to retain him as GOP leader regardless. No active motion to vacate or internal Republican challenge has gained traction ahead of the vote. Historical midterm patterns and current polling averages on the generic ballot continue to shape trader assessments of whether Johnson retains the gavel into the new session.