
The U.S. Army Corps of Engineers began moving thousands of cubic yards of dredged sand from the Mississippi near Winona, Minnesota, to a quarry. About 70,000 cubic yards are to be removed by Christmas to keep the navigation channel deep enough for barges.
Routine maintenance dredging keeps barge navigation open for grain shipments on the upper river, so it supports normal flows without changing prices.
Not enough comparable past events yet for a historical read.
After 1,054 past logistics events, Corn moved a median -0.1% over 5 sessions (48% higher; middle half -1.5% to +1.5%), and -0.0% over 20.
After 837 past logistics events, Soybeans moved a median +0.4% over 5 sessions (55% higher; middle half -1.5% to +2.0%), and +0.6% 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.