Daily · Global Energy and Geopolitical Volatility · October 18, 2026

Key points

Strait of Hormuz: Mine Strikes and Transit Disruption

Iran's Islamic Revolutionary Guard Corps (IRGC) reported that two oil tankers, each carrying approximately two million barrels of crude, caught fire after hitting naval mines in the Strait of Hormuz. According to IRNA, the vessels had switched off their positioning and radar systems and attempted to use a route not authorized by Iran. The IRGC claimed one tanker tried to cross 'with US support.' Maritime monitors reported similar incidents in Gulf waters off Saudi Arabia on Friday.

Kpler data indicates a sharp decline in transit volumes: nearly 20.8 million barrels of oil passed through the Strait on October 8, but only 2.9 million on October 11. This follows a record day last Sunday when six vessels were attacked in or near the Strait, the most in a single day since the war began, according to Vanguard, the International Maritime Organization, and UKMTO. IRGC naval commander Rear Admiral Ali Azmaei warned that any vessel deactivating its navigation systems would be considered 'hostile.'

The US is currently guiding ships along a route near Oman's coast despite Iran's warnings against unauthorized transit. US President Donald Trump stated on Thursday that he would not use nuclear weapons against Iran and was not considering deploying ground troops, adding he believes a deal to end the war will be reached after the November 3 US midterm elections. The Strait of Hormuz previously accounted for about one-fifth of global oil consumption before the war began in late February.

Iran Escalation and Oil Price Reaction

Mohsen Rezaei, secretary of Iran's Supreme National Security Council, stated on X that Iran's armed forces have prepared a response to any new act of adventurism that would be 'far more devastating than the 12-day and 40-day wars,' referring to Israeli attacks in June 2025 and the US-Israel-triggered conflict in February 2026. Rezaei said Iran's new operational plan 'will not follow the rules with which they are familiar.' Foreign Minister Abbas Araghchi stated that Iran would not surrender its sovereign rights under pressure but remains ready for dialogue.

Shipping incidents have intensified across the region. UKMTO reported a tug northeast of the UAE was hit by two unknown projectiles on Sunday; a LNG tanker southwest of Yemen was approached by a small skiff with seven persons who fired twice on Saturday; and another tanker northeast of Saudi Arabia was hit by a rocket-propelled grenade from a small boat on Friday. Saudi Arabia intercepted several missiles fired over the Red Sea on Friday, including one heading toward the oil export terminal Yanbu, and destroyed three drones in Riyadh and southern regions.

Brent futures hit a session high of $110 per barrel for the first time since May before settling at $109.86, a 3.7% gain. US WTI rose 3.5% to settle at $101.41 per barrel. WTI had added more than 10% the prior week while Brent advanced nearly 5%. President Trump dismissed reports that Washington was considering the GBU-43/B Massive Ordnance Air Blast (MOAB) in a Newsmax interview.

Ukraine Strikes St Petersburg Energy and Tech Infrastructure

A massive Ukrainian drone attack on St Petersburg killed at least one person and injured five, according to Governor Alexandre Beglov. The strikes set the St Petersburg Oil Terminal and the Ruchyi oil depot alight and hit a logistics center operated by Ozon, Russia's second-largest online retailer. VK, Russia's largest technology company by user count, confirmed that its data center in Leningrad Oblast was attacked by drones, stating that services remained available to users 'as usual' after users reported outages.

Governor Alexander Drozdenko of Leningrad Region reported that 145 drones had been shot down and about 20,000 people were without electricity following the raid. TASS described the attack as the largest on the region in the last four years. Russia's defence ministry said 1,015 Ukrainian drones were neutralized overnight across the country. Pulkovo Airport was temporarily closed, and 12 apartment buildings and two homes were damaged.

President Volodymyr Zelensky stated that Russia had targeted Ukraine's energy sector 76 times since Donald Trump declared an 'energy ceasefire' on October 11. Ukraine had paused its strikes on Russian oil facilities for three days after the ceasefire announcement, then resumed strikes earlier this week. The US administration denied responsibility for recent Starlink slowdowns in Ukraine, with Secretary of State Marco Rubio calling Zelensky's charge 'very reckless.' Elon Musk stated that Starshield systems are owned and controlled by the US government.

France: Nationwide Protests and Political Unrest

About 550,000 people demonstrated nationwide in France on Saturday, according to the Interior Ministry, while organizers counted 800,000 participants. The protests were driven by anger over conditions in schools, frustration with high living costs, and accusations that the government is doing little to address problems facing people. Prime Minister Sebastien Lecornu said 1,200 people were arrested and 150 police officers were injured; Interior Minister Laurent Nunez said 1,800 people were detained.

Clashes broke out in several cities, with rioters setting fire to the town hall in Limoges, causing the roof to partially collapse. A retail trade group counted about 1,500 shops damaged. One demonstrator died after suffering a heart attack. The proposed 2027 budget includes a 54 billion euro package of cost-cutting and tax measures, including a freeze on the pay scale used to calculate civil servants' basic salaries, which unions say would be the fourth consecutive annual freeze.

President Emmanuel Macron is expected to address the nation on Sunday evening. US President Donald Trump wrote on Truth Social that France's immigration had 'shattered that once great country' and urged France to 'close the borders.' The protests coincide with a nationwide public-sector strike against the government's budget plans, with the presidential election due in April 2027.

Yes Bank AT1 Ruling and Capital Adequacy Impact

The Supreme Court of India dismissed appeals against the Bombay High Court order that quashed the 2020 write-off of Rs 8,415 crore of AT1 bonds. The court held that the administrator appointed during the government-backed rescue did not have the authority to extinguish the securities. Yes Bank stated it is evaluating the implications and considering all legal remedies, including further proceedings before the Supreme Court.

If financial figures are adjusted to reflect the court ruling, Yes Bank's net worth would decline to Rs 46,970 crore from Rs 53,268 crore, and borrowings would increase to Rs 86,149 crore from Rs 77,734 crore. The bank said its total capital adequacy ratio would remain unaffected at 14.5%, but its common equity tier-1 (CET1) ratio would decline by around 250 basis points. Crisil Ratings estimates a full reversal of the write-off would cut the bank's CET-1 ratio by 230-250 basis points; Icra puts it at about 255 basis points; CareEdge Ratings at 250-300 basis points.

Yes Bank reported a net profit of Rs 1,080 crore for July-September. Pro forma CET-1 would be 11.4% against the reported 13.7%. S&P Global Ratings said it does not expect the ruling to affect Yes Bank's credit ratings, though it could weigh on earnings. Yes Bank's shares have fallen more than 17% since the order. Japan's Sumitomo Mitsui Banking Corporation holds a 24.99% stake in the bank.

Gulf Security and Diplomatic Developments

Israeli settlers attacked a convoy of European diplomats and beat French mayor Bernard Baudoux in the West Bank village of Taybeh on Saturday. Baudoux, 78, was kicked and hit with iron bars by masked settlers while joining Palestinian olive farmers alongside French, Belgian, and Polish diplomats. Israel's foreign ministry condemned the attack, while Prime Minister Benjamin Netanyahu alleged a 'smear' campaign against settlers. Belgium's deputy PM and foreign minister Maxime Prévot said his country would continue to push for EU sanctions on settlers.

In Manama, the 9th joint ministerial meeting of the Russia-GCC Strategic Dialogue was held under the chairmanship of Bahrain's Foreign Minister Abdullatif bin Rashid Al Zayani. Al Zayani said the GCC expects Russia to use its ties with Iran to encourage full compliance with UN Security Council resolution 2817 and to support the participation of GCC states in any negotiations related to Iran's nuclear and missile programs. Russian Foreign Minister Sergey Lavrov said Russia supports the ongoing peacekeeping efforts of the GCC aimed at preventing a return to a full-scale war in the region.

The EU-GCC summit, scheduled for October 24 in Riyadh, was postponed indefinitely following a recent Houthi attack on Riyadh's airport, which resulted in at least 17 deaths. The Houthis have declared a maritime blockade on Saudi Arabia and captured territory around the Bab el-Mandab strait since Iran blockaded the Strait of Hormuz.

Our read

The simultaneous escalation in the Strait of Hormuz, with mine strikes reducing transit volumes by nearly 86% in three days, and the explicit threat of a 'new operational plan' from Tehran create a high-risk environment for energy supply chains. For decision-makers in regulated finance and technology, the immediate priority is verifying counterparty exposure to Gulf shipping lanes and reviewing insurance coverage for assets in the region. The Yes Bank ruling introduces a specific legal precedent regarding AT1 bond write-offs that may affect capital adequacy assessments for similar instruments in emerging markets. In France, the scale of the protests and the government's response signal potential volatility in EU policy cohesion, which could impact cross-border regulatory planning. Companies should monitor the outcome of the US-Iran negotiations and the status of the EU-GCC summit as key indicators of regional stability.

This analysis was produced automatically by a large-language-model system from the public sources listed below. It is AI-generated content: it reflects the sources and the model's processing, not an editorial opinion, and may contain inaccuracies. It is not investment, financial or legal advice and contains no call to action; base decisions on the original sources and on advice from qualified professionals.

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