
Combined Russian and Ukrainian grain and oilseed shipments from Black Sea ports fell 63% year over year between July and September 2026, according to AgroLatam maritime data. Exporters are shifting to Baltic ports, European rail and Danube terminals, but these alternatives have not fully replaced lost capacity.
Reduced Black Sea flows tighten supply to North Africa, the Middle East and Asia, supporting demand for US, Canadian, Argentine and Australian wheat and corn and firming prices.
After 283 past bullish logistics events, Wheat (SRW) moved a median -0.2% over 5 sessions (46% higher; middle half -1.4% to +1.3%), and -0.1% over 20.
After 285 past bullish logistics events, Corn moved a median +0.1% over 5 sessions (52% higher; middle half -1.5% to +1.5%), and +0.8% 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.