• Iran claims the Islamic Revolutionary Guard Corps is monitoring all traffic through the Strait of Hormuz, with 26 tankers and vessels passing safely.
  • The move underscores Tehran's deterrence posture over a vital oil chokepoint, keeping geopolitical risk premiums in place.
  • Analysts warn that even temporary interference could trigger sharp energy-market shocks.

An Iranian official said Thursday that 26 oil tankers and vessels transited the Strait of Hormuz safely under surveillance by the Islamic Revolutionary Guard Corps, emphasizing that maritime traffic is coordinated with IRGC oversight. The official described Gulf security as a "red line" for Iran, signaling both control and deterrence over one of the world's most critical energy chokepoints.

The announcement comes amid heightened regional tensions, with Iran alternating between reopening and restricting the waterway in response to U.S. pressure. The IRGC is conducting round-the-clock monitoring across surface, air, and subsurface domains, according to recent statements.

The Strait of Hormuz handles roughly one-fifth of global oil flows, making any disruption a major risk for energy markets. While the latest claims of controlled transit may temporarily calm traders, the underlying volatility persists. Shipping insurance costs and freight rates remain elevated, reflecting the ongoing geopolitical risk premium.

“Without a stable passage, the global economy faces immediate supply shock,” said a person familiar with energy trading, speaking on condition of anonymity. “Even a brief interruption can send prices spiking.”

Iran has long used the strait as a strategic lever in disputes with the United States and its allies. The current rhetoric fits a decades-old pattern of Tehran signaling leverage during political crises. Past episodes have seen threats, surveillance claims, and temporary restrictions, all aimed at showcasing Iran's ability to influence global energy flows.

For now, transit continues under IRGC watch, but the situation remains fluid. If tensions boil over, the biggest consequence would likely be a sharp, temporary price spike rather than a permanent closure. Diplomacy remains the key variable in determining whether the strait remains a recurring flashpoint.

Correction: An earlier version of this article misstated the number of vessels. It is 26, not 25.