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European Energy Markets
15JUN

The squeeze is the LNG the ban misses

2 min read
12:23UTC

JKM printed USD 18.86/MMBtu on 12 June, more than doubling the arb against TTF to roughly USD 5.26/MMBtu and pulling Atlantic LNG cargoes east to Asia, away from Europe in injection season.

← Back to TTF breaks the floor into the import banJump to analysis ↓
EconomicAssessed

The JKM-TTF arbitrage more than doubled, with JKM printing USD 18.86/MMBtu on Friday 12 June against a TTF equivalent near USD 13.6, up from a far narrower gap on 11 June 1. JKM, the Japan Korea Marker, is the Northeast Asian spot-LNG benchmark; the arb is the gap that decides whether a flexible Atlantic cargo sails east or west. The implied spread works out to roughly USD 5.26/MMBtu, a figure that should be read as approximate, because it converts the EUR-denominated TTF print into USD/MMBtu across a few-day date offset; the sourced anchor is JKM at USD 18.86 and the direction of the pull.

The arb had compressed to USD 1.225 in the week to 1 June before diverging from the flat prompt . At that compressed level a cargo sat near the round-trip threshold between basins. At roughly USD 5.26 the economics firmly favour Asia, and a flexible US or Atlantic Basin cargo routes east rather than discharging into Europe.

The direction is the opposite of what Europe needs in injection season, when terminals want every spare cargo. This is the genuine supply tightening in the briefing, and the 17 June ban does nothing about it, because the regulation covers pipeline gas, not seaborne LNG. The one force actually pulling molecules away from Europe sits entirely outside the measure's scope, which is why the prompt can fall through its floor in the same week a real tightening is underway.

Deep Analysis

In plain English

JKM is the Japanese-Korean Marker, the price tag on a cargo of liquefied natural gas (LNG) delivered to Japan or South Korea. It is set daily by S&P Global Platts, the same company that prices oil markets. When JKM is higher than the equivalent European gas price (TTF), ship operators load their gas cargoes in the US Gulf, Africa, or the Atlantic and sail east to Asia rather than west to Europe. On 12 June 2026, JKM printed USD 18.86 per million British thermal units while the equivalent European price was around USD 13.6. That USD 5.26 gap is more than enough to cover the extra voyage cost to Asia. So flexible cargoes that could have gone to European storage terminals during the summer injection season headed east instead. This is the market working exactly as designed, but the effect for Europe is reduced supply at a time when storage is already well below target.

Deep Analysis
Root Causes

Japan and South Korea entered mid-June with lower-than-seasonal LNG inventories after a cooler-than-average May that delayed the normal spring demand reduction. Chinese independent power producers simultaneously increased LNG spot procurement from mid-May as domestic coal prices stayed elevated, competing with Japanese utilities for the same Atlantic Basin spot pool. The combination pushed JKM to USD 18.86/MMBtu on 12 June from a base of roughly USD 15-16 in early June.

The Hormuz supply disruption since February 2026 removed Qatari long-term contract flexibility from the Atlantic spot market: LNG that previously appeared as spot supply to European terminals during periods of Asian demand softness now moves on restricted long-term routes. That structural reduction in Atlantic swing supply means the JKM arb threshold that pulls cargoes east is now lower, because the European buffer of spot Qatari supply that would have competed with Asian demand is absent.

What could happen next?
  • Risk

    JKM-TTF at USD 5.26/MMBtu on 12 June pulls every uncommitted Atlantic LNG cargo east for the remainder of the summer loading cycle, reducing spot LNG availability for European storage injection by an estimated 5-8 cargoes per month.

  • Consequence

    The arb widening compounds the EU storage deficit: Europe needs LNG most when the arb is highest and JKM incentivises eastward diversion, creating a structural supply-demand misalignment during the critical June-August injection window.

Sources:Bloomberg
Mentions:JKM →TTF →S&P Global Platts →Atlantic Basin →Japan →South Korea →
First Reported In

Update #18 · TTF breaks the floor into the import ban

Bloomberg· 15 Jun 2026
Read original →
Causes and effects
Caused by
JKM-TTF arb halves, still points Asia
The JKM-TTF arb compressed to USD 1.225/MMBtu in the week to 1 June; the widening to USD 5.26 by 12 June is a sharp reversal pulling cargoes firmly east.
Occurred 1 Jun 2026
Read story →
Physical spreads split from the prompt
The 11 June divergence of JKM arb from the flat TTF prompt was the beginning of the widening that reached USD 5.26 by 12 June.
Occurred 11 Jun 2026
Read story →
This Event
The squeeze is the LNG the ban misses
The widening arb is the one genuine supply tightening in the window, and it is the LNG the pipeline ban does not cover.
Led to
TTF breaks its floor into the import ban
The JKM-TTF arb at USD 5.26 pulling Atlantic cargoes east is the genuine supply tightening the briefing identifies; combined with demand destruction from event 4 it drove TTF lower despite the supply loss.
Occurred 15 Jun 2026
Read story →
Different Perspectives
Equinor
Equinor
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EDF and French nuclear-anchored power buyers
EDF and French nuclear-anchored power buyers
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Hungary and Slovakia supply-security ministries
Hungary and Slovakia supply-security ministries
Hungary's Tisza government has reframed Russian gas dependency as a systemic risk, removing Budapest as a co-plaintiff in the CJEU challenge; MVM's 3.5 bcm long-term TurkStream contract remains exempt to September 2027, so Budapest's near-term supply is intact. Slovakia under Fico presses its QMV challenge alone and faces a 3-4 bcm/year short-term supply gap with no contracted LNG alternative.
LNG spot traders and cargo routers
LNG spot traders and cargo routers
At JKM-TTF of USD 5.26/MMBtu, every uncommitted Atlantic cargo loading in late June routes east; the arb sits roughly twice the OIES-assessed diversion threshold of USD 2.50-3.00/MMBtu after freight. European storage terminals are the losing bid in the cargo auction until TTF recovers or JKM eases.
European Commission / ACER
European Commission / ACER
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German CCGT capacity planners
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