Global diesel refining margins widened to their highest level of 2025 after refinery outages in Russia and the Middle East. New EU sanctions on Russian oil companies tightened global diesel supply, lifting crack spreads above $1/gal in several hubs.
Tighter diesel supply and higher crack spreads raise the cost of fuel for farm and feed logistics and add upward pressure on energy costs across the feed chain.
After 250 past bullish geopolitics events, ULSD / Diesel moved a median +1.7% over 5 sessions (58% higher; middle half -3.6% to +8.7%), and +0.9% over 20.
After 656 past bullish geopolitics events, Crude Oil (Brent) moved a median +1.9% over 5 sessions (63% higher; middle half -2.7% to +6.6%), and +0.7% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.