European gas prices fall 1.8% as Iran talks ease supply fears

European natural gas prices slipped Tuesday after President Trump said negotiations with Iran were continuing at a rapid pace, though critically low storage levels and a market structure that discourages injections threaten supply security heading into winter.

European natural gas prices fell 1.8% to 48.20 euros a megawatt-hour Tuesday after President Trump said talks with Iran were progressing rapidly, though the decline was capped by concerns over winter supply security.

"The longer this continues, the more likely Asian buyers will need to enter the spot market to cover disrupted contracted volumes," ING analysts said in a note.

EU gas storage stands at about 40% capacity, well below the five-year average of 54%. The current backwardation — where front-month prices trade above winter contracts — provides little economic incentive for traders and utilities to inject additional gas into storage ahead of the colder months. The Dutch government has approved almost 1 billion euros in subsidies for state-owned EBN Capital to refill storage, authorizing the company to store up to 80 terawatt-hours of natural gas.

If Iran talks collapse and Asian buyers enter the spot market to replace disrupted Middle East LNG volumes, Europe would face intensified competition for cargoes at a time when its storage buffer is already thin. That scenario could drive prices sharply higher heading into the 2026-2027 winter, posing a renewed energy security and inflation risk for the region.

Storage Deficit Widens as Market Structure Deters Injection

The gap between current storage levels and historical averages has widened through the spring injection season. At 40% full, European inventories sit 14 percentage points below the five-year norm, a deficit that would require sustained buying through the summer to close before winter withdrawal season begins in November. The backwardation in the TTF curve means market participants lose money by storing gas for later delivery, creating a structural disincentive to build inventories even as geopolitical risks mount.

Russia's ban on jet fuel exports through November adds a marginal supply constraint, though the global impact is limited given Russia ships only about 30,000 barrels a day of jet fuel. A more significant risk would be if Moscow moved to limit diesel exports, which analysts say would tighten refined product markets already stretched by Middle East disruptions.

Iran Talks Drive Intraday Volatility

Oil prices have seesawed in recent days after conflicting signals from Washington and Tehran. Trump said negotiations were "continuing at a rapid pace," a statement that tempered earlier reports suggesting talks had broken down. Iran has issued threats against vessels transiting the Bab el-Mandeb, the narrow Red Sea chokepoint that carries a major share of global energy shipments. Any disruption to southbound flows would force vessels to reroute through the Suez Canal and around the Cape of Good Hope, adding costs and transit times.

The uncertainty has kept Brent crude above $95 a barrel, with traders pricing in a range of outcomes from a diplomatic resolution to a prolonged closure of the Strait of Hormuz. The last time Iran-related disruptions pushed oil above $100 a barrel in 2022, European gas prices followed, peaking at more than 300 euros a megawatt-hour.

This article is for informational purposes only and does not constitute investment advice.