US Diesel Crack Spreads Hit Record High Above $100 Per Barrel

Key Facts

Amid an escalating global energy crisis, US diesel refining margins have reached a historic milestone. According to Reuters reports, diesel crack spreads—a key measure of refining profitability—surpassed $100 per barrel for the first time in history. This unprecedented surge is primarily driven by significant supply chain disruptions that have created a severe crunch in the availability of middle distillates.

These record levels reflect extreme tightness in energy markets, where US refiners are benefiting from the widening gap between crude oil prices and refined product values. Per market data, the breach of the $100 threshold indicates a critical shortage in available refining capacity, which in turn adds significant inflationary pressure to the transport and industrial sectors that rely heavily on diesel fuel.

Looking ahead, market participants are closely monitoring the OPEC Monthly Report scheduled for August 12, 2026, for insights into global supply-demand balances. Additionally, the EIA Weekly Petroleum Report due on the same day will provide vital data on US refined product inventories, serving as a key catalyst for whether these record-breaking margins will persist in the near term.