Strait of Hormuz: Multi-Segment Shipping Disruption in International Shipping News 08/04/2026 The escalation of tensions around the Strait of Hormuz has led to one of the most significant disruptions to commercial shipping observed in recent years. Drawing on AXSMarine AIS-derived data combined with commercial datasets, activity observed throughout the month points to a sharp contraction in vessel movements, a significant concentration of tonnage within the Persian Gulf, and increasingly complex operating conditions across all major shipping segments. While some traffic continues to pass through the Strait, movements remain highly selective, uneven across vessel classes, and heavily influenced by operational risk tolerance. A System Under Constraint: Vessel Concentration and Limited Transits By mid-March, more than 1,000 merchant vessels remained positioned west of the Strait of Hormuz, reflecting a substantial buildup of tonnage across multiple fleet segments. Over several consecutive days, only a handful of vessels were able to transit the chokepoint, highlighting the scale of the disruption relative to normal operating conditions. At the same time, AIS transmission irregularities became increasingly widespread. A significant share of vessels in the region were either no longer broadcasting signals or were transmitting inconsistent or potentially manipulated positions. This further complicates real-time visibility and reinforces the need for enriched AIS analysis when assessing market conditions. Dry Bulk: Imbalance Between Outbound and Inbound Flows Dry bulk vessels accounted for a substantial share of the fleet confined within the Gulf, with a strong presence of Panamax, Supramax, and Handysize units. The segment shows clear signs of operational imbalance. Outbound movements, primarily consisting of vessels that have completed discharge operations, continue to exceed inbound traffic by a wide margin. This trend has persisted throughout the month, indicating that operators are prioritizing exits from the region while limiting new exposure. Despite the disruption, cargo movements have not come to a complete halt. Selected vessels continue to transit with both laden cargoes and in ballast, although these movements are often accompanied by irregular AIS behavior, including signal loss or spoofing. The overall pattern suggested that dry bulk flows were constrained but still partially functioning under heightened uncertainty. Tankers: High Exposure and Selective Continuity The tanker segment represented one of the most heavily exposed parts of the market, with hundreds of vessels positioned within the Gulf at any given time. A large proportion of these vessels were laden, underlining the significant volume of energy cargo currently awaiting passage. Crude oil and refined petroleum products dominated the cargo mix, reinforcing the strategic importance of the region for global energy supply chains. However, tanker movements through the Strait remained limited and highly selective. A notable feature of recent activity is the prominent role of sanctioned or non-traditional operators, often referred to as the shadow fleet. These vessels appear to demonstrate a higher tolerance for operational risk and continue to facilitate a portion of outbound flows. AIS disruption within the tanker segment has also intensified, with peak levels of signal loss exceeding those observed during earlier periods of conflict. This further highlights the complexity