An Iranian Coup Is Unlikely Before 2027

Iran's political order is not on the verge of being overturned. What had been a modest but credible probability of a coup attempt by the end of 2027 has slipped further in recent days, with the money now placing that outcome at roughly one-in-four — a meaningful drop that crossed a conviction threshold from 'probably not' to 'unlikely.' The regime, battered by sanctions and military pressure, is nevertheless holding together in ways that betters increasingly believe will persist through the near term.

The fullest picture emerges not from any single contract but from reading the whole landscape of US-Iran positioning together. The ceasefire is the load-bearing fact: the truce is now treated as virtually certain to hold through late October, and the odds that it survives through the 2026 midterms sit at 74% — a strong lean. That kind of near-term stability tends to drain oxygen from internal convulsions. Coups and regime collapses historically require a crisis of legitimacy compounded by elite fracture; a fragile peace, even an uncomfortable one, typically reinforces the incumbent leadership's grip. The 6% probability on regime collapse before 2027 tells the same story from a different angle.

The underlying pressure has not vanished — it has shifted channels. The blockade end question, now leaning toward yes by 2027, and the Strait of Hormuz traffic market together suggest that traders are increasingly pricing a slow normalization of economic flows rather than a rupture. That is not the same as resolution: a formal nuclear deal this year sits at only 14%, and Hormuz traffic returning to anything like normal before year-end is, at 1%, essentially off the table. The picture is one of a conflict that has been paused and partially defused but not concluded.

The diplomatic track is where the real movement is happening. A US-Iran blockade end by early 2027 is now a slight lean at 59%, and the possibility of Jared Kushner appearing at a formal diplomatic session before the end of 2026 — at 35% — hints at back-channel architecture being assembled. That is the path the money increasingly favors: a transactional, deal-by-deal unwinding of hostilities rather than a transformative agreement or a dramatic internal collapse. The Kushner figure is notable because his involvement historically tracks with unconventional, executive-driven diplomacy that bypasses career state apparatus — exactly the kind of framework that could produce a quick-and-dirty arrangement without a comprehensive nuclear resolution.

For the Iranian regime specifically, this environment is stabilizing in the short run and ambiguous over the longer arc. A coup's prerequisites — a discredited leadership, a mobilized opposition, a defecting military — are not visible in the pricing. At 24% by end of 2027, the possibility is real enough to monitor but not to treat as the base case. What would break the market's current read is a sudden collapse of the ceasefire, a severe economic shock that reignites street pressure, or visible elite defection inside the Revolutionary Guards. Absent those triggers, the money's working assumption is that the Islamic Republic navigates this period intact — diminished, constrained, but surviving.