Iran attacks Indian tankers, disrupting Strait of Hormuz shipping

Iran’s attack on two Indian tankers in the Strait of Hormuz has pushed the market for traffic returning to normal by May 31 to 15% YES, down from 40% earlier this week.

Market reaction

The Strait of Hormuz traffic market dropped sharply as Iran’s attack on neutral shipping cast doubt on any near-term return to normal transit volumes. With 41 days left until the May 31 deadline, the steepest decline came immediately after the attack, suggesting traders expect prolonged disruption rather than a one-off incident.

In a related market, predictions for crude oil hitting $90 by end of June now sit at 60% YES. That market jumped 15 points following the tanker attack as traders priced in potential supply disruptions through the strait.

Why it matters

The attack marks a significant escalation in the US-Israel-Iran conflict, directly threatening the shipping lane that handles a large share of global oil transit. The Strait of Hormuz market has recorded no volume in the past 24 hours, and the order book is thin enough that roughly $800 could move the price 5 percentage points. That makes the market susceptible to sharp swings from a single large trade.

What to watch

US-Iran ceasefire announcements, changes in IRGC transit policies, or diplomatic interventions would be the most likely catalysts for movement. The 41-day window to May 31 is short for the kind of de-escalation that would need to happen for traffic to normalize.

At 15¢, a YES share in the Strait of Hormuz traffic market pays $1 if traffic normalizes by May 31, a 6.67x return. That bet requires believing in rapid diplomatic progress within about six weeks.

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