The Strait of Hormuz remains functionally closed, with traffic reduced to a trickle, 57 loaded VLCCs stranded, and record breaking tanker rates that shipowners fear will collapse if the waterway fully reopens. A brief April 17 reopening collapsed within a day after Iranian forces fired on merchant vessels, and U.S.

Create a landscape editorial hero image for this Studio Global article: What are the key developments surrounding the Strait of Hormuz's partial closure since the U.S.-Israel conflict with Iran began on February. Article summary: Here is a structured summary of the key developments.. Topic tags: general, general web, user generated. Reference image context from search candidates: Reference image 1: visual subject "Home → Programmes → Economics and Energy → Strait of Hormuz Closure: How Middle Eastern Crises Are Reshaping the Global Nuclear Energy Landscape. # Strait of Hormuz Closure: How Mi" source context "Strait of Hormuz Closure: How Middle Eastern Crises Are Reshaping the Global Nuclear Energy Landscape - Al Habtoor Resea" Reference image 2: visual subject "# The Iran war and oil markets: the Hormuz question. The week ending March 28 crystallised a hard truth that markets are only b
The conflict that erupted on February 28 with U.S. and Israeli airstrikes on Iran has triggered a maritime crisis without precedent in the modern era. The Strait of Hormuz, the 21-nautical-mile chokepoint for roughly one-fifth of the world's oil, has been functionally closed for months. The result is a shipping market pushed to extremes: daily tanker earnings have skyrocketed, yet the same shipowners reaping these windfalls are placing new vessel orders while simultaneously fearing a catastrophic rate crash the moment the strait reopens . As of early June, the situation is best described as a high-stakes standoff, marked by fleeting reopenings, military escorts, and a stranded fleet of supertankers sitting idle with millions of barrels of oil.
The financial shock to the tanker market has been extraordinary. By late May, the Platts VLCC index for non-scrubber, non-eco vessels reached an astonishing $278,717 per day, a stark contrast to its long-term average of $75,881 since the index launched in March 2024 . These record rates are not isolated to the largest ships. Teekay Tankers, a prominent owner, credited the Hormuz closure for driving midsize tanker rates to among the highest levels on record, noting that Suezmax ships were earning $121,800/day on 60% of available days in the second quarter
.
However, this bonanza comes with a dangerous asterisk. Analysts have described a significant portion of the rate spike as “non-executable” because the security and legal risks make it virtually impossible to actually trade at those nominal levels . This tension between on-paper profits and real-world danger is driving a wave of speculative new vessel orders. The very owners enjoying record revenues now fear that if the strait were to fully open, the sudden release of pent-up tonnage from stranded vessels, combined with an influx of newly built ships, would flood the market and trigger a devastating crash in freight rates
.
The false dawn of a reopening came in April. On April 7, President Trump agreed to suspend attacks on Iran’s infrastructure, and Iran subsequently declared the strait open under strict conditions . For roughly 24 hours on April 17, it seemed the crisis might relent. More than a dozen tankers, including three previously sanctioned vessels, successfully transited the waterway in a brief flurry of activity
.
The hope was instantly extinguished on April 18. Iran’s Revolutionary Guard Corps (IRGC) reimposed a strict naval blockade, and its gunboats opened fire on merchant vessels . At least two India-flagged ships, the Jag Arnav and Sanmar Herald, were hit by gunfire as they tried to cross, prompting multiple vessels to immediately reverse course or halt
. Lloyd’s List captured the moment succinctly: “Hormuz traffic halts again as shots fired”
. The strait had effectively snapped shut, and the message was clear that commercial traffic could only resume on Tehran’s terms.
As of June 2026, the strait is anything but an open waterway. Matt Smith, an analyst at Kpler, an energy intelligence firm, reported that passage is “only a trickle,” with verified outbound commercial transits dropping to zero on some days . A staggering 57 loaded Very Large Crude Carriers (VLCCs) remain stranded around the strait, carrying a significant volume of the world's oil supply
. The situation is expected to remain this way at least through August
.
The flow of what little traffic exists is split between two realities. A comprehensive dataset from Kpler recorded 895 total crossings between March 1 and May 19. Of those, a majority—just over half—used a route directly along the Iranian coast, indicating that many shipowners are coordinating directly with Tehran, and some reports suggest Iran has charged tolls exceeding $1 million per ship for the privilege .
A parallel system has been carved out by the U.S. military. In early May, the U.S. launched Operation Project Freedom, a mission to escort merchant ships out of the Gulf . Over the three weeks leading up to June 1, U.S. Central Command guided approximately 70 ships through the strait, with nearly 40 previously stranded vessels quietly exiting under Navy coordination
. The Kpler data confirms a “dark” or unknown route, accounting for roughly 40% of crossings, which is likely this U.S.-guided lane. The figures do not contradict each other; the U.S. military’s count is a narrow snapshot of recent escort missions, while Kpler’s higher number captures all transits since the conflict began across multiple control regimes
.
Beyond the immediate military threats, the near-total halt in traffic was effectively enforced through the insurance market. Within 96 hours of the initial February 28 strikes, Lloyd’s Joint War Committee redesignated the entire Arabian Gulf as a conflict zone, and major P&I clubs issued notices removing automatic war-risk coverage .
While cover is technically still available for individual voyages, the pricing makes it prohibitive. War-risk premiums for a single VLCC transit soared from a pre-crisis rate of roughly 0.125% of a vessel’s hull value to a peak of 2.5–5%—translating to a staggering $5 million per passage . Although premiums have since eased to around 1% ($2 million per transit), they remain an order of magnitude above historical norms, a financial barrier that reinforces the functional closure as much as any gunboat patrol
.
In the separate but related development raised, reports indicate the U.S. seized the MT Davina, a sanctioned stateless supertanker capable of carrying up to 2 million barrels of crude oil, near Sri Lanka. This type of interdiction in the Indian Ocean is consistent with U.S. enforcement actions during the conflict period, although the available sources in this session do not independently confirm the specific vessel name, date, or precise location of the seizure.
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The Strait of Hormuz remains functionally closed, with traffic reduced to a trickle, 57 loaded VLCCs stranded, and record breaking tanker rates that shipowners fear will collapse if the waterway fully reopens.
The Strait of Hormuz remains functionally closed, with traffic reduced to a trickle, 57 loaded VLCCs stranded, and record breaking tanker rates that shipowners fear will collapse if the waterway fully reopens. A brief April 17 reopening collapsed within a day after Iranian forces fired on merchant vessels, and U.S.
The closure is expected to persist at least through August 2026, with war risk insurance costs remaining an order of magnitude above pre crisis norms and effectively making many charter rates non executable.