Strait of Hormuz traffic returns to normal by October 31?

As of September 3, 2026, Polymarket prices “Strait of Hormuz traffic returns to normal by October 31?” at 6% YES with $1.2M traded. 3 tracked wallets hold a position here; the dominant side is NO.

Prediction markets put the probability at 8%: Strait of Hormuz traffic returns to normal by October 31. Currently, markets see this as unlikely (8% YES).

What’s Happening

The probability that Strait of Hormuz traffic returns to normal by October 31 has fallen to 8%, reflecting persistent disruptions that began with a series of attacks on July 7, 2026. A Manifold market tracking the question “Strait of Hormuz traffic returns to normal by October 31” saw its YES contract crash to roughly 2% immediately after those strikes, and despite a brief recovery, it has remained in single digits through late summer. The benchmark for “normal” is defined as prewar throughput exceeding 100 vessels per day, a level not consistently observed since hostilities escalated. Traders have allocated over $16.95 million across related contracts on Polymarket, with the NO side trading at 98.65% for a July 31 deadline, indicating that market participants view a rapid return to standard shipping volumes as highly unlikely within the current window. [Tech Insider, Jul 08]

The stakes are substantial for global energy markets, as traffic through the strait has dropped below 6 million barrels per day as of July 17, 2026, down from typical flows of roughly 20 million barrels per day before the conflict. Fresh US-Iran strikes in mid-July cut de-escalation odds by 50% on major platforms, and a September 3, 2026 analysis of CFTC-regulated markets showed just under one-in-three odds for normalization by the end of 2026, with almost nothing priced in before October. Naval analysts have emphasized that reopening the waterway is only the first step; restoring confidence requires a return to well over 100 ships transiting daily through the internationally recognized traffic separation scheme, without tolls or tariffs imposed by Iran or other local actors. The gap between physical reopening and operational normalcy explains why the October 31 market remains deeply pessimistic. [Benzinga, Jul 13]

Looking ahead, the key variable is whether an Iran-Oman corridor framework discussed in late August can translate into measurable traffic gains before the October 31 resolution date. Six AI models that analyzed the board blind on August 3, 2026 bracketed the normalization probability from inside the current range, suggesting no model sees a near-term breakthrough. The market’s next major test will come with any announced resumption of regular shipping schedules or a verified increase in daily transits above the 100-vessel threshold. As of early September, no such data point has emerged, and the 8% YES probability reflects a consensus that even a formal ceasefire would require weeks of confidence-building measures before traffic volumes approach prewar levels. The October 31 deadline now appears to be a low-probability target for full normalization, with traders pricing a more realistic recovery window extending into 2027. [Rferl, Aug 04]

Traded on Polymarket — $1.2M Volume