U.S. suppliers provide 99% of Mexico's corn imports, and Mexico imported a record 24 million tonnes in 2025. Imports are expected to keep rising, with USDA estimating 26.5 million tonnes in the 2025/26 cycle.
The article flags risks from USMCA annual reviews, few alternative suppliers, and reliance on a rail-dependent supply route.
Mexico's structural dependence on U.S. yellow corn supports export demand for U.S. corn, but any trade or rail disruption could quickly tighten flows and move prices.
After 729 past bullish trade events, Corn moved a median +0.4% over 5 sessions (56% higher; middle half -1.1% to +1.8%), and +0.5% 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.