Les Républicains currently hold 130-131 Senate seats ahead of the September 27 indirect election renewing 178 of 348 total seats. Trader consensus points to modest net losses of roughly three to ten seats, centering probabilities on the 121-128 range. This positioning reflects pressure from Rassemblement National and allied lists in departments such as Alpes-Maritimes, Bouches-du-Rhône, and Var, where recent municipal gains by the far right create localized risks for LR candidates. Revised internal projections have narrowed expected declines from earlier forecasts of nine or ten seats, aided by LR successes in select contests like Limoges and Besançon plus efforts to maintain candidate unity and exploit left-wing divisions. The electoral college of municipal and departmental councilors continues to favor established center-right and centrist formations overall. Outcomes in a handful of competitive departments and final group affiliation declarations by early October will determine whether totals cluster near the upper or lower end of the leading bins.