Market signal is unequivocally negative for a US-Iran diplomatic meeting by May 5th. There is zero discernible open-source intelligence regarding track-II dialogue acceleration or P5+1 facilitation efforts. Current geopolitical friction parameters, specifically the Gaza conflict spillover and ongoing Houthi-related Red Sea maritime security incidents, militate strongly against any immediate de-escalation matrix requiring direct bilateral engagement. The 10-day window is critically insufficient for establishing the necessary pre-conditions for a substantive meeting, even via interlocutor-mediated conduits like Oman or Qatar, which show no public signals of escalated coordination for such an event. Sentiment: Both Washington's legislative opposition to engagement and Tehran's hardline internal calculus preclude high-profile rapprochement before the deadline. 95% NO — invalid if any UN, EU, or Omani foreign ministry publicly confirms a direct or high-level indirect US-Iran meeting by May 5th.