Oil tankers and cargo vessels stay anchored off Port Sultan Qaboos on June 21, 2026 in Muscat, Oman. The Strait of Hormuz, an important transport route for the area’s oil and gasoline, was successfully blockaded because the outbreak of battle between the US and Iran in late February. On Sunday, U.S. Vice President JD Vance arrived in Switzerland for high-level talks with the Iranian delegation, as the 2 sides search to make clear the phrases of ending the battle.
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Delivery by way of the Strait of Hormuz stalled over the weekend, in keeping with maritime intelligence firm Windward, after Iran introduced it had once more closed the world’s most essential oil choke level.
The replace comes whilst trade trackers confirmed Iranian tankers continued to sail by way of the strait, a slender waterway that sometimes handles round 20% of the world’s oil visitors.
There was a restoration in oil tanker visitors by way of the strait instantly after the U.S. and Iran signed a 14-point memorandum of understanding, or MOU, final week however the newest information exhibits this has already hit a snag.
An evaluation printed by Windward discovered {that a} complete of 12 ships transited the Strait of Hormuz on Sunday, down from greater than 21 the day before today. 5 of eight inbound vessels had been stated to be darkish, which is when a ship disables its Automated Identification System, or AIS, transponder to cover its location, id and vacation spot.
“The present visitors profile: darkish, sanctioned, Iranian-linked, resembling the late-blockade baseline greater than a functioning open strait,” Windward stated Sunday in a social media publish.
Commerce intelligence agency Kpler stated final week that not less than 20 tankers transited the Strait of Hormuz on Thursday, reflecting the best stage of visitors since June 2. This was nonetheless far under prewar ranges, when greater than 100 ships transited the strait every day, together with dozens of tankers.
A separate evaluation printed Monday from maritime specialists Lloyd’s Record additionally discovered that business visitors continued to maneuver by way of the Strait of Hormuz over the weekend, defying Iran’s claims that it had closed the waterway as soon as once more.
Iran on Saturday stated that it had shut the strategically important strait, citing ceasefire violations after Israel continued lethal strikes in southern Lebanon.
The U.S. navy denied these claims, stating that the waterway remained open and that “Iran doesn’t management the Strait of Hormuz.”
At the very least 15 Iran-flagged Suezmaxes and really giant crude carriers, or VLCCs, had been outbound from the Gulf of Oman with AIS indicators lively as of Saturday evening, in keeping with Lloyd’s Record.
U.S.-Iran talks in Switzerland
The U.S. and Iran held talks in a Swiss mountain resort on Sunday to construct on the memorandum of understanding each events signed on Wednesday.
Each events had been stated to have made progress on reaching a ultimate deal inside 60 days throughout the talks, together with the settlement to ascertain a committee and a mechanism to finish hostilities in Lebanon.
A senior Pakistani official and an Iranian official, who had been concerned within the talks in Bürgenstock, have advised MS NOW the talks went into the early hours and had been “constructive however tense.”
Underneath the MOU, either side agreed to reopen the Strait of Hormuz toll-free for not less than 60 days and to finish all hostilities, together with in Lebanon, the place combating has persevered between Israel and Iran-backed Hezbollah.
Iran’s overseas minister, Abbas Araghchi, stated the nation had secured waivers for oil and petrochemical exports, the lifting of the blockade on its ports, the discharge of some frozen property, and the launch of a reconstruction and growth plan.
President Donald Trump had threatened additional assaults on Iran forward of the talks in Switzerland. “Iran should instantly cease their extremely paid PROXIES in Lebanon from inflicting hassle. If they do not, we’ll hit Iran very onerous once more, similar to we did final week, solely tougher!!!” Trump stated in a social media publish on Sunday.
Massive business vessels and a small boat navigate the waters off the southern port metropolis of Bandar Abbas, Iran on June 21, 2026.
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Vice President JD Vance, who led the U.S. delegation on the talks, stated he was optimistic in regards to the consequence of the Swiss talks regardless of Iran’s newest menace to close the strait.
He additionally downplayed the affect of violence in Lebanon, saying progress had been made towards ending hostilities there. “These items are all the time a bit bit messy,” Vance stated.
— CNBC’s Anniek Bao and Spencer Kimball contributed to this report.
