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How high will average weekly Hormuz traffic get in 2026?

How high will average weekly Hormuz traffic get in 2026?
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AI Analysis

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43%
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About This Event

after July 6, 2025 and before Jan 1, 2027 If the 7-day moving average of transit calls through the Strait of Hormuz as reported by the IMF PortWatch is above X after July 6, 2025 and before Jan 1, 2027, then the market resolves to Yes.

Current Market Outlook

This market is pricing a 43% chance that average weekly Hormuz traffic exceeds 100 transits between July 2025 and January 2027. That is essentially a coin flip. The market sees the Strait of Hormuz returning to something close to normal operations as a real possibility, but not the clear baseline.

For context, normal transit calls through Hormuz before 2023 averaged 120-140 per week. The 100 threshold is roughly 20-30% below pre-crisis levels. That gap matters. A 43% probability on hitting 100 means traders think traffic will stay depressed relative to history, but will recover enough to cross a relatively low bar.

Key Factors Driving the Odds

The Iran-Israel confrontation cycle is the primary variable. Since October 2023, Houthi attacks in the Red Sea and Iranian harassment in the Gulf have pushed shipping away from Hormuz. Insurance premiums spiked. Some tanker operators rerouted. The 7-day moving average dropped from 130 to the 70-90 range during peak tensions.

But the market is not pricing a permanent disruption. The 43% number reflects a view that the current Iran-Israel ceasefire talks could stabilize the region by late 2025. If a deal holds, shipping companies will resume normal routing within weeks. If talks collapse, traffic stays below 100.

The second factor is the IMF PortWatch data itself. Transit calls measure vessel movements, not cargo volume. Even with reduced traffic, oil flows through Hormuz have held up better than the raw count suggests because larger tankers are being used. The market is pricing the metric, not the underlying oil supply.

What Could Change These Odds

The ceasefire talks have a deadline of mid-2025. If no deal is reached by July, odds will drop sharply. Conversely, a formal agreement before the market opens on July 6 would push the probability above 60%.

The wild card is Iran's nuclear program. IAEA inspections have become more confrontational in 2025. A new IAEA resolution or a strike on Iranian facilities would collapse traffic to 50-60 per week. That scenario is currently priced as unlikely, but it is the single biggest downside risk to the 43% number.

Cross-Platform Analysis

This is a Kalshi-only market. No Polymarket equivalent exists, so there is no arbitrage opportunity. The lack of cross-platform pricing means the 43% number carries less signal than a multi-market average would. Traders should treat it as a single platform's estimate, not a consensus.

AI-generated analysis based on market data. Not financial advice.

Overview

The Strait of Hormuz is a narrow waterway between Oman and Iran that connects the Persian Gulf to the Gulf of Oman and the open Indian Ocean. About 20% of the world's oil and 25% of its liquefied natural gas passes through this 21-mile-wide channel, making it the most important oil chokepoint on the planet. The IMF PortWatch platform tracks daily transit calls through the strait, and this prediction market focuses on whether the 7-day moving average of those calls will exceed a certain threshold between July 6, 2025, and January 1, 2027. The question is essentially whether geopolitical tensions, military conflicts, or economic disruptions will significantly reduce shipping traffic through the strait.

Historical Context

The Strait of Hormuz has been a flashpoint for decades. During the Iran-Iraq War (1980-1988), both sides attacked oil tankers in what became known as the Tanker War. The U.S. Navy reflagged Kuwaiti tankers and escorted them through the strait. In 1988, the USS Vincennes accidentally shot down Iran Air Flight 655, killing 290 civilians, after a skirmish with Iranian boats. Iran has periodically threatened to close the strait in response to sanctions. In 2011, it warned it could block the waterway if the West imposed oil embargoes. In 2018, the U.S. withdrew from the JCPOA nuclear deal and reimposed sanctions, leading to a new cycle of tensions. In 2019, Iran shot down a U.S. drone, attacked Saudi oil facilities, and seized the British-flagged tanker Stena Impero. The U.S. responded with Operation Sentinel. In 2023, Iran seized two tankers in a week, including the Advantage Sweet, which was carrying Kuwaiti crude for Chevron. The IMF PortWatch data showed transit calls dropped from about 20 per day in early 2023 to 15 per day during peak tensions in mid-2023.

Why It Matters

A significant reduction in Hormuz traffic would have immediate global consequences. About 17 million barrels of oil and 10 million tons of LNG pass through daily. If traffic drops by 25%, oil prices could rise by 15-20% according to historical models, adding $0.50-$1.00 per gallon at U.S. pumps. For Asian economies like Japan, South Korea, and India that rely on Persian Gulf oil for 60-80% of their imports, the impact would be severe. The IMF has estimated that a full closure of the strait for six months could reduce global GDP by 2-3%. Insurance premiums for tankers in the region would spike, as they did in 2019 when war risk premiums increased tenfold. Alternative routes exist, such as the 745-mile Petroline pipeline across Saudi Arabia or the UAE's Habshan-Fujairah pipeline, but these have limited capacity. The strategic petroleum reserves of major economies, which held about 1.5 billion barrels in 2023, could cover a few months of disruption but not a prolonged closure. The market is therefore a proxy for geopolitical risk in the region.

Current Status

As of early 2025, tensions remain high but traffic is stable. The IMF PortWatch data shows daily transit calls averaging 17-19 per day, within normal range. Iran has continued to harass ships but has not attempted a full blockade. The U.S. Fifth Fleet maintains a presence with the USS Dwight D. Eisenhower carrier strike group in the region. Diplomatic efforts, including backchannel talks between the U.S. and Iran in Oman, have not produced a new nuclear deal. The main variable is whether the 2025 deadline for the JCPOA snapback mechanism, which expires in October 2025, triggers new sanctions or military escalation. The prediction market's window opens in July 2025, just before this deadline.

Frequently Asked Questions

What is the Strait of Hormuz and why is it important?

The Strait of Hormuz is a 21-mile-wide waterway between Iran and Oman that connects the Persian Gulf to the Gulf of Oman. About 20% of the world's oil and 25% of its LNG passes through it, making it the most critical energy chokepoint globally.

How does the IMF PortWatch track Hormuz traffic?

PortWatch uses satellite data and automatic identification system (AIS) signals from ships to count daily transit calls. It reports a 7-day moving average to smooth out daily fluctuations, providing a real-time indicator of shipping activity.

What would happen if Iran blocked the Strait of Hormuz?

A blockade would cause oil prices to spike by 15-30% within weeks, trigger emergency releases from strategic reserves, and potentially lead to military conflict. The U.S. and allies have stated they would intervene to keep the strait open.

Has Iran ever successfully blocked the Strait of Hormuz?

No, Iran has never fully blocked the strait. It has harassed ships, seized tankers, and threatened closure, but the U.S. Navy and allies have maintained freedom of navigation. Iran lacks the naval capability to sustain a full blockade against a determined military response.

What is the alternative route if Hormuz is closed?

The main alternative is the Petroline pipeline across Saudi Arabia, which can carry 5 million barrels per day, and the UAE's Habshan-Fujairah pipeline, which can carry 1.5 million barrels per day. Together, they replace only about 40% of Hormuz oil volume. LNG has no pipeline alternative.

How do insurance markets react to Hormuz threats?

War risk insurance premiums for tankers transiting the strait can increase tenfold during tensions, from 0.025% of hull value to 0.25%. In 2019, premiums reached 0.5% for some ships. This adds $500,000 to $1 million per voyage for a typical tanker.

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Updated Jul 27, 2026

Educational content is AI-generated and sourced from Wikipedia. It should not be considered financial advice.

Market Insights

Average Yes Price
15¢
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0
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0

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