The Islamic Republic has demonstrated institutional resilience following the February 2026 death of Supreme Leader Ali Khamenei in U.S.-Israeli strikes and the subsequent installation of his son Mojtaba as successor. Security forces maintained cohesion through earlier nationwide protests that began in late 2025, suppressing unrest despite high reported casualties and economic strain from tightened sanctions. Recent diplomatic and military posturing, including stalled nuclear talks and U.S. naval deployments, has not produced the coordinated internal fracture or external pressure needed for rapid regime change. Trader consensus at 99% reflects these structural barriers and historical patterns of survival under duress. A sudden, broad-based uprising or major escalation within the narrow window to October 31 remains the primary theoretical pathway that could shift outcomes, though no such development has materialized in recent weeks.