Senator John Fetterman has repeatedly reaffirmed his commitment to remaining a Democrat, most recently in a May 7 Washington Post op-ed and subsequent interviews, stating he has “no plans to leave” despite policy disagreements on immigration and foreign affairs. Traders assign a 95.5 percent implied probability that he will not depart the party by June 30, reflecting his consistent self-identification as a Democrat focused on bipartisan collaboration within the caucus and absence of any procedural steps toward switching or becoming independent. This positioning aligns with his voting record and public emphasis on delivering results for Pennsylvania without changing affiliation. Only an abrupt reversal driven by unforeseen developments, such as major shifts in Senate leadership dynamics or personal circumstances before the deadline, could meaningfully alter the current consensus.