The spread between crude oil and refined diesel has reached a historic peak, coinciding with European fuel inventories falling to their lowest levels in several years.

Lukáš Kovanda, chief economist at Trinity Bank, highlighted the divergence in a Tuesday commentary, noting that the widening gap signals acute strain on the continent's refining capacity and supply chain.

Brent crude futures traded under pressure as the structural imbalance between raw feedstock and finished products intensified.

The record-high crack spread reflects a market where refineries are struggling to keep pace with demand or are operating at reduced efficiency, leaving traders exposed to volatility in the physical diesel market.

The supply squeeze arrives against a backdrop of deteriorating energy security metrics in Europe.

Underground gas storage levels have dropped to historic lows, with the gap between current stocks and seasonal norms widening significantly.